./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash deade1e5790a25ffe3efe3f50079c7cd07ab83afaa52029d4373e6401cf093c7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:49:03,032 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:49:03,115 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-08 23:49:03,122 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:49:03,122 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:49:03,159 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:49:03,160 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:49:03,161 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:49:03,162 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:49:03,163 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:49:03,164 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:49:03,164 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:49:03,164 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:49:03,165 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:49:03,165 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:49:03,165 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:49:03,166 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:49:03,166 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:49:03,167 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:49:03,171 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:49:03,171 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:49:03,175 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:49:03,176 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:49:03,176 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:49:03,176 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:49:03,177 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:49:03,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:49:03,177 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:49:03,177 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:49:03,178 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:49:03,178 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:49:03,178 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:49:03,179 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deade1e5790a25ffe3efe3f50079c7cd07ab83afaa52029d4373e6401cf093c7 [2024-11-08 23:49:03,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:49:03,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:49:03,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:49:03,471 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:49:03,472 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:49:03,474 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i Unable to find full path for "g++" [2024-11-08 23:49:05,530 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:49:05,897 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:49:05,900 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/sv-benchmarks/c/busybox-1.22.0/dirname-1.i [2024-11-08 23:49:05,927 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/data/39cc3d57c/6dc0edb7fcc843ee92056171c7e4e174/FLAGddbce8f5d [2024-11-08 23:49:05,949 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/data/39cc3d57c/6dc0edb7fcc843ee92056171c7e4e174 [2024-11-08 23:49:05,952 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:49:05,953 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:49:05,956 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:49:05,957 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:49:05,963 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:49:05,963 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:49:05" (1/1) ... [2024-11-08 23:49:05,965 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f206709 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:05, skipping insertion in model container [2024-11-08 23:49:05,965 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:49:05" (1/1) ... [2024-11-08 23:49:06,043 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:49:06,941 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:49:06,965 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:49:07,091 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:49:07,218 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:49:07,218 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:07 WrapperNode [2024-11-08 23:49:07,218 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:49:07,219 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:49:07,219 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:49:07,219 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:49:07,224 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:07" (1/1) ... [2024-11-08 23:49:07,252 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:07" (1/1) ... [2024-11-08 23:49:07,308 INFO L138 Inliner]: procedures = 344, calls = 498, calls flagged for inlining = 8, calls inlined = 7, statements flattened = 664 [2024-11-08 23:49:07,308 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:49:07,309 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:49:07,309 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:49:07,310 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:49:07,319 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:07" (1/1) ... [2024-11-08 23:49:07,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:07" (1/1) ... [2024-11-08 23:49:07,328 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:07" (1/1) ... [2024-11-08 23:49:07,329 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:07" (1/1) ... [2024-11-08 23:49:07,350 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:07" (1/1) ... [2024-11-08 23:49:07,354 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:07" (1/1) ... [2024-11-08 23:49:07,358 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:07" (1/1) ... [2024-11-08 23:49:07,361 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:07" (1/1) ... [2024-11-08 23:49:07,366 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:49:07,370 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:49:07,370 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:49:07,370 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:49:07,371 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:49:07" (1/1) ... [2024-11-08 23:49:07,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:49:07,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:49:07,428 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:49:07,431 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:49:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:49:07,463 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:49:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 23:49:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:49:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 23:49:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 23:49:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:49:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:49:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-08 23:49:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:49:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:49:07,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:49:07,680 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:49:07,683 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:49:08,376 INFO L? ?]: Removed 108 outVars from TransFormulas that were not future-live. [2024-11-08 23:49:08,376 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:49:08,501 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:49:08,505 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-08 23:49:08,505 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:49:08 BoogieIcfgContainer [2024-11-08 23:49:08,506 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:49:08,507 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:49:08,507 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:49:08,518 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:49:08,518 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:49:08" (1/1) ... [2024-11-08 23:49:08,530 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:49:08,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:08,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 81 states and 99 transitions. [2024-11-08 23:49:08,597 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 99 transitions. [2024-11-08 23:49:08,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:49:08,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:08,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:08,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:09,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:49:09,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:09,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 84 states and 103 transitions. [2024-11-08 23:49:09,403 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 103 transitions. [2024-11-08 23:49:09,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:49:09,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:09,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:09,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:09,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:49:09,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:09,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 85 states and 104 transitions. [2024-11-08 23:49:09,640 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 104 transitions. [2024-11-08 23:49:09,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 23:49:09,641 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:09,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:09,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:09,921 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:49:10,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:10,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 88 states and 108 transitions. [2024-11-08 23:49:10,012 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 108 transitions. [2024-11-08 23:49:10,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:49:10,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:10,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:10,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:10,274 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 23:49:10,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:10,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 87 states and 106 transitions. [2024-11-08 23:49:10,387 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 106 transitions. [2024-11-08 23:49:10,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 23:49:10,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:10,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:10,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:10,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:49:10,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:10,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 88 states and 107 transitions. [2024-11-08 23:49:10,693 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 107 transitions. [2024-11-08 23:49:10,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 23:49:10,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:10,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:10,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:10,935 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-08 23:49:11,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:11,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 87 states and 106 transitions. [2024-11-08 23:49:11,125 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 106 transitions. [2024-11-08 23:49:11,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-08 23:49:11,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:11,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:11,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:11,302 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-08 23:49:11,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:11,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 86 states and 105 transitions. [2024-11-08 23:49:11,345 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 105 transitions. [2024-11-08 23:49:11,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 23:49:11,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:11,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:11,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:11,570 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:49:11,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:11,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 90 states and 109 transitions. [2024-11-08 23:49:11,805 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 109 transitions. [2024-11-08 23:49:11,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 23:49:11,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:11,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:11,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:12,105 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:49:12,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:12,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 94 states and 113 transitions. [2024-11-08 23:49:12,297 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 113 transitions. [2024-11-08 23:49:12,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 23:49:12,298 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:12,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:12,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:12,561 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:49:12,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:12,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 98 states and 117 transitions. [2024-11-08 23:49:12,768 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 117 transitions. [2024-11-08 23:49:12,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 23:49:12,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:12,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:12,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:13,038 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:49:13,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:13,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 102 states and 121 transitions. [2024-11-08 23:49:13,251 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 121 transitions. [2024-11-08 23:49:13,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-08 23:49:13,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:13,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:13,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:13,548 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:49:13,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:13,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 106 states and 125 transitions. [2024-11-08 23:49:13,794 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 125 transitions. [2024-11-08 23:49:13,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-08 23:49:13,795 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:13,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:14,142 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:49:14,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:14,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 110 states and 129 transitions. [2024-11-08 23:49:14,424 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 129 transitions. [2024-11-08 23:49:14,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-08 23:49:14,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:14,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:14,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:14,781 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:49:15,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:15,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 114 states and 133 transitions. [2024-11-08 23:49:15,096 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2024-11-08 23:49:15,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-08 23:49:15,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:15,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:15,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:15,431 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:49:15,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:15,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 118 states and 136 transitions. [2024-11-08 23:49:15,615 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 136 transitions. [2024-11-08 23:49:15,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 23:49:15,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:15,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:15,937 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:16,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:16,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 117 states and 135 transitions. [2024-11-08 23:49:16,113 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 135 transitions. [2024-11-08 23:49:16,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-08 23:49:16,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:16,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:16,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:16,304 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:16,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:16,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 116 states and 134 transitions. [2024-11-08 23:49:16,333 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 134 transitions. [2024-11-08 23:49:16,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 23:49:16,334 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:16,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:16,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:16,527 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:16,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:16,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 115 states and 133 transitions. [2024-11-08 23:49:16,670 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 133 transitions. [2024-11-08 23:49:16,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 23:49:16,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:16,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:16,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:16,884 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:16,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:16,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 116 states and 135 transitions. [2024-11-08 23:49:16,949 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 135 transitions. [2024-11-08 23:49:16,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 23:49:16,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:16,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:17,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:17,155 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:17,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:17,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 118 states and 137 transitions. [2024-11-08 23:49:17,185 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 137 transitions. [2024-11-08 23:49:17,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 23:49:17,186 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:17,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:17,521 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:17,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:17,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 91 states and 103 transitions. [2024-11-08 23:49:17,584 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 103 transitions. [2024-11-08 23:49:17,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 23:49:17,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:17,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:17,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:17,769 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:17,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:17,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 92 states and 104 transitions. [2024-11-08 23:49:17,791 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2024-11-08 23:49:17,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-08 23:49:17,792 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:17,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:17,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:18,066 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:18,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:18,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 85 states and 95 transitions. [2024-11-08 23:49:18,144 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 95 transitions. [2024-11-08 23:49:18,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-08 23:49:18,148 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:18,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:18,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:18,314 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:18,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:18,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 87 states and 97 transitions. [2024-11-08 23:49:18,342 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 97 transitions. [2024-11-08 23:49:18,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-08 23:49:18,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:18,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:18,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:18,506 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:18,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:18,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 88 states and 98 transitions. [2024-11-08 23:49:18,528 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 98 transitions. [2024-11-08 23:49:18,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-08 23:49:18,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:18,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:18,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:18,761 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-11-08 23:49:19,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:19,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 97 states and 114 transitions. [2024-11-08 23:49:19,261 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 114 transitions. [2024-11-08 23:49:19,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-08 23:49:19,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:19,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:19,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:19,519 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:19,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:19,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 100 states and 119 transitions. [2024-11-08 23:49:19,926 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 119 transitions. [2024-11-08 23:49:19,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-08 23:49:19,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:19,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:20,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:20,112 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-11-08 23:49:20,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:20,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 101 states and 120 transitions. [2024-11-08 23:49:20,134 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 120 transitions. [2024-11-08 23:49:20,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-08 23:49:20,135 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:20,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:20,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:20,319 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-11-08 23:49:20,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:20,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 101 states and 118 transitions. [2024-11-08 23:49:20,499 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 118 transitions. [2024-11-08 23:49:20,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-08 23:49:20,499 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:20,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:20,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:20,648 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-11-08 23:49:20,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:20,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 100 states and 117 transitions. [2024-11-08 23:49:20,783 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 117 transitions. [2024-11-08 23:49:20,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-08 23:49:20,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:20,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:20,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:21,063 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:21,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:21,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 101 states and 119 transitions. [2024-11-08 23:49:21,241 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 119 transitions. [2024-11-08 23:49:21,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-08 23:49:21,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:21,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:21,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:21,502 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:21,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:21,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 104 states and 122 transitions. [2024-11-08 23:49:21,831 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 122 transitions. [2024-11-08 23:49:21,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-08 23:49:21,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:21,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:21,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:22,085 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-11-08 23:49:22,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:22,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 103 states and 120 transitions. [2024-11-08 23:49:22,443 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 120 transitions. [2024-11-08 23:49:22,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-08 23:49:22,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:22,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:22,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:22,663 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-11-08 23:49:23,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:23,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 106 states and 123 transitions. [2024-11-08 23:49:23,193 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2024-11-08 23:49:23,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-08 23:49:23,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:23,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:23,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:23,505 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2024-11-08 23:49:24,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:24,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 108 states and 127 transitions. [2024-11-08 23:49:24,350 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 127 transitions. [2024-11-08 23:49:24,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-08 23:49:24,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:24,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:24,610 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:25,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:25,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 112 states and 131 transitions. [2024-11-08 23:49:25,098 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 131 transitions. [2024-11-08 23:49:25,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-08 23:49:25,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:25,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:25,417 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2024-11-08 23:49:25,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:25,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 111 states and 130 transitions. [2024-11-08 23:49:25,872 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 130 transitions. [2024-11-08 23:49:25,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-08 23:49:25,873 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:25,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:25,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:26,056 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-08 23:49:26,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:26,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 113 states and 131 transitions. [2024-11-08 23:49:26,226 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2024-11-08 23:49:26,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 23:49:26,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:26,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:26,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:26,492 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2024-11-08 23:49:26,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:26,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 114 states and 132 transitions. [2024-11-08 23:49:26,813 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 132 transitions. [2024-11-08 23:49:26,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 23:49:26,814 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:26,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:27,143 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:27,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:27,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 118 states and 136 transitions. [2024-11-08 23:49:27,637 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 136 transitions. [2024-11-08 23:49:27,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-08 23:49:27,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:27,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:27,838 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-08 23:49:28,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:28,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 119 states and 138 transitions. [2024-11-08 23:49:28,128 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 138 transitions. [2024-11-08 23:49:28,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-08 23:49:28,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:28,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:28,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:28,330 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 16 proven. 3 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2024-11-08 23:49:28,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:28,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 120 states and 138 transitions. [2024-11-08 23:49:28,655 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 138 transitions. [2024-11-08 23:49:28,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-08 23:49:28,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:28,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:28,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:29,058 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:29,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:29,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 124 states and 142 transitions. [2024-11-08 23:49:29,556 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 142 transitions. [2024-11-08 23:49:29,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-08 23:49:29,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:29,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:29,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:29,844 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2024-11-08 23:49:31,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:31,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 137 states and 163 transitions. [2024-11-08 23:49:31,750 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 163 transitions. [2024-11-08 23:49:31,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-08 23:49:31,750 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:31,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:31,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:31,969 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 217 trivial. 0 not checked. [2024-11-08 23:49:32,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:32,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 138 states and 164 transitions. [2024-11-08 23:49:32,466 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 164 transitions. [2024-11-08 23:49:32,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-08 23:49:32,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:32,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:32,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:32,839 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:33,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:33,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 142 states and 168 transitions. [2024-11-08 23:49:33,391 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 168 transitions. [2024-11-08 23:49:33,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-08 23:49:33,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:33,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:33,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:33,736 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2024-11-08 23:49:35,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:35,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 156 states and 189 transitions. [2024-11-08 23:49:35,643 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 189 transitions. [2024-11-08 23:49:35,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-08 23:49:35,644 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:35,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:35,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:35,931 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2024-11-08 23:49:36,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:36,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 159 states and 191 transitions. [2024-11-08 23:49:36,286 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 191 transitions. [2024-11-08 23:49:36,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-08 23:49:36,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:36,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:36,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:36,708 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:37,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:37,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 163 states and 195 transitions. [2024-11-08 23:49:37,265 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 195 transitions. [2024-11-08 23:49:37,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-08 23:49:37,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:37,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:37,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:37,619 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2024-11-08 23:49:38,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:38,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 166 states and 197 transitions. [2024-11-08 23:49:38,098 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 197 transitions. [2024-11-08 23:49:38,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-08 23:49:38,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:38,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:38,569 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:39,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:39,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 170 states and 201 transitions. [2024-11-08 23:49:39,187 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 201 transitions. [2024-11-08 23:49:39,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-08 23:49:39,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:39,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:39,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:39,696 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:40,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:40,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 174 states and 205 transitions. [2024-11-08 23:49:40,425 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 205 transitions. [2024-11-08 23:49:40,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-08 23:49:40,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:40,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:40,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:40,870 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2024-11-08 23:49:43,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:43,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 185 states and 222 transitions. [2024-11-08 23:49:43,261 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 222 transitions. [2024-11-08 23:49:43,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-08 23:49:43,262 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:43,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:43,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:43,469 INFO L134 CoverageAnalysis]: Checked inductivity of 292 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2024-11-08 23:49:43,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:43,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 185 states and 221 transitions. [2024-11-08 23:49:43,959 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 221 transitions. [2024-11-08 23:49:43,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-08 23:49:43,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:43,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:44,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:44,270 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 236 trivial. 0 not checked. [2024-11-08 23:49:51,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:51,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 227 states and 287 transitions. [2024-11-08 23:49:51,057 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 287 transitions. [2024-11-08 23:49:51,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-08 23:49:51,058 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:51,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:51,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:51,634 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:52,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:52,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 231 states and 291 transitions. [2024-11-08 23:49:52,421 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 291 transitions. [2024-11-08 23:49:52,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-08 23:49:52,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:52,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:52,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:52,613 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 292 trivial. 0 not checked. [2024-11-08 23:49:53,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:53,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 227 states and 279 transitions. [2024-11-08 23:49:53,112 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 279 transitions. [2024-11-08 23:49:53,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-08 23:49:53,112 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:53,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:53,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:53,353 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2024-11-08 23:49:53,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:53,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 215 states and 262 transitions. [2024-11-08 23:49:53,903 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 262 transitions. [2024-11-08 23:49:53,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-08 23:49:53,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:53,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:54,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:54,134 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2024-11-08 23:49:54,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:54,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 218 states and 264 transitions. [2024-11-08 23:49:54,582 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 264 transitions. [2024-11-08 23:49:54,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-08 23:49:54,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:54,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:54,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:54,790 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 59 refuted. 0 times theorem prover too weak. 254 trivial. 0 not checked. [2024-11-08 23:49:55,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:55,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 221 states and 266 transitions. [2024-11-08 23:49:55,316 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 266 transitions. [2024-11-08 23:49:55,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-08 23:49:55,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:55,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:55,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:55,516 INFO L134 CoverageAnalysis]: Checked inductivity of 313 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2024-11-08 23:49:56,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:56,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 224 states and 268 transitions. [2024-11-08 23:49:56,019 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 268 transitions. [2024-11-08 23:49:56,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-08 23:49:56,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:56,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:56,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:56,533 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:57,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:57,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 228 states and 272 transitions. [2024-11-08 23:49:57,407 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 272 transitions. [2024-11-08 23:49:57,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-08 23:49:57,408 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:57,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:57,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:57,999 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:49:58,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:49:58,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 232 states and 276 transitions. [2024-11-08 23:49:58,887 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 276 transitions. [2024-11-08 23:49:58,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-08 23:49:58,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:49:58,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:49:58,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:49:59,577 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:00,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:00,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 236 states and 280 transitions. [2024-11-08 23:50:00,550 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 280 transitions. [2024-11-08 23:50:00,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-08 23:50:00,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:00,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:00,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:00,751 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-11-08 23:50:03,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:03,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 249 states and 296 transitions. [2024-11-08 23:50:03,607 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 296 transitions. [2024-11-08 23:50:03,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-08 23:50:03,608 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:03,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:03,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:03,884 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-11-08 23:50:06,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:06,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 262 states and 312 transitions. [2024-11-08 23:50:06,558 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 312 transitions. [2024-11-08 23:50:06,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-08 23:50:06,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:06,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:06,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:07,169 INFO L134 CoverageAnalysis]: Checked inductivity of 515 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:08,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:08,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 266 states and 316 transitions. [2024-11-08 23:50:08,157 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 316 transitions. [2024-11-08 23:50:08,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-08 23:50:08,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:08,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:08,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:08,345 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2024-11-08 23:50:08,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:08,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 219 states and 257 transitions. [2024-11-08 23:50:08,945 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 257 transitions. [2024-11-08 23:50:08,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-08 23:50:08,946 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:08,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:09,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:09,168 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2024-11-08 23:50:09,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:09,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 188 states and 215 transitions. [2024-11-08 23:50:09,735 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 215 transitions. [2024-11-08 23:50:09,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-08 23:50:09,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:09,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:09,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:10,324 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:11,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:11,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 192 states and 219 transitions. [2024-11-08 23:50:11,385 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 219 transitions. [2024-11-08 23:50:11,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-08 23:50:11,386 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:11,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:11,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:12,104 INFO L134 CoverageAnalysis]: Checked inductivity of 625 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:13,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:13,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 196 states and 223 transitions. [2024-11-08 23:50:13,348 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 223 transitions. [2024-11-08 23:50:13,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-08 23:50:13,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:13,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:13,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:13,900 INFO L134 CoverageAnalysis]: Checked inductivity of 686 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:14,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:14,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 200 states and 227 transitions. [2024-11-08 23:50:14,997 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 227 transitions. [2024-11-08 23:50:14,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-08 23:50:14,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:14,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:15,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:15,618 INFO L134 CoverageAnalysis]: Checked inductivity of 751 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:16,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:16,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 204 states and 231 transitions. [2024-11-08 23:50:16,740 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 231 transitions. [2024-11-08 23:50:16,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-08 23:50:16,741 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:16,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:17,398 INFO L134 CoverageAnalysis]: Checked inductivity of 820 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:18,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:18,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 208 states and 235 transitions. [2024-11-08 23:50:18,536 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 235 transitions. [2024-11-08 23:50:18,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 23:50:18,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:18,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:18,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:19,274 INFO L134 CoverageAnalysis]: Checked inductivity of 893 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:20,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:20,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 212 states and 239 transitions. [2024-11-08 23:50:20,486 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 239 transitions. [2024-11-08 23:50:20,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-08 23:50:20,486 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:20,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:20,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:21,271 INFO L134 CoverageAnalysis]: Checked inductivity of 970 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:22,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:22,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 216 states and 243 transitions. [2024-11-08 23:50:22,444 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 243 transitions. [2024-11-08 23:50:22,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-08 23:50:22,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:22,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:22,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:23,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1051 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:24,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:24,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 220 states and 247 transitions. [2024-11-08 23:50:24,854 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 247 transitions. [2024-11-08 23:50:24,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2024-11-08 23:50:24,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:24,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:24,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:25,585 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:26,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:26,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 224 states and 251 transitions. [2024-11-08 23:50:26,849 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 251 transitions. [2024-11-08 23:50:26,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-08 23:50:26,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:26,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:26,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:27,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1225 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:29,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:29,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 228 states and 255 transitions. [2024-11-08 23:50:29,058 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 255 transitions. [2024-11-08 23:50:29,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-08 23:50:29,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:29,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:29,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:30,055 INFO L134 CoverageAnalysis]: Checked inductivity of 1318 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:31,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:31,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 232 states and 259 transitions. [2024-11-08 23:50:31,286 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 259 transitions. [2024-11-08 23:50:31,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-08 23:50:31,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:31,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:31,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:32,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1415 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:33,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:33,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 236 states and 263 transitions. [2024-11-08 23:50:33,536 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 263 transitions. [2024-11-08 23:50:33,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2024-11-08 23:50:33,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:33,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:33,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:34,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1516 backedges. 0 proven. 1326 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:35,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:35,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 240 states and 267 transitions. [2024-11-08 23:50:35,725 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 267 transitions. [2024-11-08 23:50:35,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2024-11-08 23:50:35,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:35,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:35,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:36,678 INFO L134 CoverageAnalysis]: Checked inductivity of 1621 backedges. 0 proven. 1431 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:37,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:37,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 244 states and 271 transitions. [2024-11-08 23:50:37,950 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 271 transitions. [2024-11-08 23:50:37,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2024-11-08 23:50:37,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:37,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:38,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:38,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1730 backedges. 0 proven. 1540 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:40,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:40,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 248 states and 275 transitions. [2024-11-08 23:50:40,144 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 275 transitions. [2024-11-08 23:50:40,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-08 23:50:40,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:40,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:40,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:41,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1843 backedges. 0 proven. 1653 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:42,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:42,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 252 states and 279 transitions. [2024-11-08 23:50:42,410 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 279 transitions. [2024-11-08 23:50:42,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-08 23:50:42,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:42,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:42,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:43,579 INFO L134 CoverageAnalysis]: Checked inductivity of 1960 backedges. 0 proven. 1770 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:44,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:44,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 256 states and 283 transitions. [2024-11-08 23:50:44,959 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 283 transitions. [2024-11-08 23:50:44,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-08 23:50:44,960 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:44,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:45,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:46,022 INFO L134 CoverageAnalysis]: Checked inductivity of 2081 backedges. 0 proven. 1891 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:47,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:47,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 260 states and 287 transitions. [2024-11-08 23:50:47,387 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 287 transitions. [2024-11-08 23:50:47,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-08 23:50:47,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:47,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:47,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:48,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2206 backedges. 0 proven. 2016 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:50,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:50,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 264 states and 291 transitions. [2024-11-08 23:50:50,015 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 291 transitions. [2024-11-08 23:50:50,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-08 23:50:50,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:50,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:50,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:51,073 INFO L134 CoverageAnalysis]: Checked inductivity of 2335 backedges. 0 proven. 2145 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:52,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:52,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 268 states and 295 transitions. [2024-11-08 23:50:52,435 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 295 transitions. [2024-11-08 23:50:52,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 194 [2024-11-08 23:50:52,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:52,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:52,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:53,496 INFO L134 CoverageAnalysis]: Checked inductivity of 2468 backedges. 0 proven. 2278 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:54,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:54,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 272 states and 299 transitions. [2024-11-08 23:50:54,935 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 299 transitions. [2024-11-08 23:50:54,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2024-11-08 23:50:54,936 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:54,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:55,976 INFO L134 CoverageAnalysis]: Checked inductivity of 2605 backedges. 0 proven. 2415 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:57,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:57,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 276 states and 303 transitions. [2024-11-08 23:50:57,385 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 303 transitions. [2024-11-08 23:50:57,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-08 23:50:57,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:57,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:50:57,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:50:58,559 INFO L134 CoverageAnalysis]: Checked inductivity of 2746 backedges. 0 proven. 2556 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:50:59,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:50:59,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 280 states and 307 transitions. [2024-11-08 23:50:59,963 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 307 transitions. [2024-11-08 23:50:59,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-11-08 23:50:59,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:50:59,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:00,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:01,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2891 backedges. 0 proven. 2701 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:51:02,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:02,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 284 states and 311 transitions. [2024-11-08 23:51:02,884 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 311 transitions. [2024-11-08 23:51:02,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-08 23:51:02,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:02,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:03,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:04,183 INFO L134 CoverageAnalysis]: Checked inductivity of 3040 backedges. 0 proven. 2850 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:51:05,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:05,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 288 states and 315 transitions. [2024-11-08 23:51:05,724 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 315 transitions. [2024-11-08 23:51:05,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2024-11-08 23:51:05,725 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:05,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:05,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:06,933 INFO L134 CoverageAnalysis]: Checked inductivity of 3193 backedges. 0 proven. 3003 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:51:08,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:08,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 292 states and 319 transitions. [2024-11-08 23:51:08,414 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 319 transitions. [2024-11-08 23:51:08,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-08 23:51:08,415 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:08,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:08,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:09,704 INFO L134 CoverageAnalysis]: Checked inductivity of 3350 backedges. 0 proven. 3160 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:51:11,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:11,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 296 states and 323 transitions. [2024-11-08 23:51:11,171 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 323 transitions. [2024-11-08 23:51:11,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2024-11-08 23:51:11,171 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:11,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:12,293 INFO L134 CoverageAnalysis]: Checked inductivity of 3511 backedges. 0 proven. 3321 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:51:13,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:13,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 300 states and 326 transitions. [2024-11-08 23:51:13,217 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 326 transitions. [2024-11-08 23:51:13,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 226 [2024-11-08 23:51:13,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:13,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:13,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:14,695 INFO L134 CoverageAnalysis]: Checked inductivity of 3676 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3676 trivial. 0 not checked. [2024-11-08 23:51:16,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:16,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 301 states and 328 transitions. [2024-11-08 23:51:16,601 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 328 transitions. [2024-11-08 23:51:16,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2024-11-08 23:51:16,602 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:16,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:16,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:17,011 INFO L134 CoverageAnalysis]: Checked inductivity of 3676 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3676 trivial. 0 not checked. [2024-11-08 23:51:17,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:17,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 301 states and 327 transitions. [2024-11-08 23:51:17,935 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 327 transitions. [2024-11-08 23:51:17,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2024-11-08 23:51:17,937 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:17,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:18,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:18,728 INFO L134 CoverageAnalysis]: Checked inductivity of 3683 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 3676 trivial. 0 not checked. [2024-11-08 23:51:20,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:20,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 305 states and 331 transitions. [2024-11-08 23:51:20,542 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 331 transitions. [2024-11-08 23:51:20,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2024-11-08 23:51:20,544 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:20,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:20,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:21,272 INFO L134 CoverageAnalysis]: Checked inductivity of 3692 backedges. 1 proven. 15 refuted. 0 times theorem prover too weak. 3676 trivial. 0 not checked. [2024-11-08 23:51:22,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:22,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 309 states and 335 transitions. [2024-11-08 23:51:22,664 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 335 transitions. [2024-11-08 23:51:22,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 248 [2024-11-08 23:51:22,665 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:22,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:22,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:23,382 INFO L134 CoverageAnalysis]: Checked inductivity of 3705 backedges. 1 proven. 28 refuted. 0 times theorem prover too weak. 3676 trivial. 0 not checked. [2024-11-08 23:51:24,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:24,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 313 states and 339 transitions. [2024-11-08 23:51:24,841 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 339 transitions. [2024-11-08 23:51:24,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2024-11-08 23:51:24,842 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:24,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:24,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:25,467 INFO L134 CoverageAnalysis]: Checked inductivity of 3722 backedges. 1 proven. 45 refuted. 0 times theorem prover too weak. 3676 trivial. 0 not checked. [2024-11-08 23:51:26,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:26,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 317 states and 343 transitions. [2024-11-08 23:51:26,957 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 343 transitions. [2024-11-08 23:51:26,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2024-11-08 23:51:26,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:26,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:27,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:27,635 INFO L134 CoverageAnalysis]: Checked inductivity of 3743 backedges. 1 proven. 66 refuted. 0 times theorem prover too weak. 3676 trivial. 0 not checked. [2024-11-08 23:51:29,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:29,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 321 states and 347 transitions. [2024-11-08 23:51:29,128 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 347 transitions. [2024-11-08 23:51:29,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 260 [2024-11-08 23:51:29,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:29,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:29,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:29,718 INFO L134 CoverageAnalysis]: Checked inductivity of 3768 backedges. 1 proven. 91 refuted. 0 times theorem prover too weak. 3676 trivial. 0 not checked. [2024-11-08 23:51:31,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:31,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 325 states and 351 transitions. [2024-11-08 23:51:31,225 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 351 transitions. [2024-11-08 23:51:31,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2024-11-08 23:51:31,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:31,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:31,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:31,924 INFO L134 CoverageAnalysis]: Checked inductivity of 3797 backedges. 1 proven. 120 refuted. 0 times theorem prover too weak. 3676 trivial. 0 not checked. [2024-11-08 23:51:33,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:33,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 329 states and 355 transitions. [2024-11-08 23:51:33,473 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 355 transitions. [2024-11-08 23:51:33,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2024-11-08 23:51:33,473 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:33,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:33,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:34,084 INFO L134 CoverageAnalysis]: Checked inductivity of 3830 backedges. 1 proven. 153 refuted. 0 times theorem prover too weak. 3676 trivial. 0 not checked. [2024-11-08 23:51:35,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:35,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 333 states and 358 transitions. [2024-11-08 23:51:35,068 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 358 transitions. [2024-11-08 23:51:35,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2024-11-08 23:51:35,069 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:35,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:51:37,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:51:37,356 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 23:51:38,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 23:51:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:51:48,969 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:51:48,973 INFO L158 Benchmark]: Toolchain (without parser) took 163018.96ms. Allocated memory was 151.0MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 112.8MB in the beginning and 1.1GB in the end (delta: -977.4MB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-11-08 23:51:48,973 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 107.0MB. Free memory is still 55.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:51:48,976 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1262.46ms. Allocated memory is still 151.0MB. Free memory was 112.8MB in the beginning and 104.4MB in the end (delta: 8.4MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. [2024-11-08 23:51:48,976 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.62ms. Allocated memory is still 151.0MB. Free memory was 104.4MB in the beginning and 97.9MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 23:51:48,980 INFO L158 Benchmark]: Boogie Preprocessor took 57.10ms. Allocated memory is still 151.0MB. Free memory was 97.9MB in the beginning and 93.1MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 23:51:48,981 INFO L158 Benchmark]: RCFGBuilder took 1135.87ms. Allocated memory is still 151.0MB. Free memory was 93.1MB in the beginning and 65.2MB in the end (delta: 27.9MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2024-11-08 23:51:48,981 INFO L158 Benchmark]: CodeCheck took 160465.07ms. Allocated memory was 151.0MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 65.2MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-11-08 23:51:48,987 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 107.0MB. Free memory is still 55.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1262.46ms. Allocated memory is still 151.0MB. Free memory was 112.8MB in the beginning and 104.4MB in the end (delta: 8.4MB). Peak memory consumption was 45.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.62ms. Allocated memory is still 151.0MB. Free memory was 104.4MB in the beginning and 97.9MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.10ms. Allocated memory is still 151.0MB. Free memory was 97.9MB in the beginning and 93.1MB in the end (delta: 4.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1135.87ms. Allocated memory is still 151.0MB. Free memory was 93.1MB in the beginning and 65.2MB in the end (delta: 27.9MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. * CodeCheck took 160465.07ms. Allocated memory was 151.0MB in the beginning and 2.7GB in the end (delta: 2.5GB). Free memory was 65.2MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:51:49,066 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash deade1e5790a25ffe3efe3f50079c7cd07ab83afaa52029d4373e6401cf093c7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:51:51,498 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:51:51,604 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-08 23:51:51,653 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:51:51,654 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:51:51,655 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:51:51,656 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:51:51,656 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:51:51,658 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:51:51,658 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:51:51,659 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:51:51,660 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:51:51,660 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:51:51,660 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:51:51,663 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:51:51,664 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:51:51,664 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:51:51,664 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:51:51,664 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:51:51,665 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:51:51,665 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:51:51,666 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:51:51,666 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:51:51,666 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:51:51,667 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:51:51,667 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:51:51,667 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:51:51,668 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:51:51,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:51:51,668 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:51:51,669 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:51:51,669 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:51:51,669 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:51:51,669 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:51:51,670 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:51:51,670 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deade1e5790a25ffe3efe3f50079c7cd07ab83afaa52029d4373e6401cf093c7 [2024-11-08 23:51:52,069 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:51:52,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:51:52,095 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:51:52,098 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:51:52,098 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:51:52,100 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/busybox-1.22.0/dirname-1.i Unable to find full path for "g++" [2024-11-08 23:51:54,264 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:51:54,659 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:51:54,663 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/sv-benchmarks/c/busybox-1.22.0/dirname-1.i [2024-11-08 23:51:54,691 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/data/4bf73afde/dd25b778c6ed403fa5cd7445c3623d43/FLAG999b708fb [2024-11-08 23:51:54,709 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/data/4bf73afde/dd25b778c6ed403fa5cd7445c3623d43 [2024-11-08 23:51:54,712 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:51:54,715 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:51:54,717 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:51:54,717 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:51:54,723 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:51:54,724 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:51:54" (1/1) ... [2024-11-08 23:51:54,727 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@526a7544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:54, skipping insertion in model container [2024-11-08 23:51:54,727 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:51:54" (1/1) ... [2024-11-08 23:51:54,799 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:51:55,561 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 23:51:55,578 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 23:51:55,579 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 23:51:55,590 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 23:51:55,604 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-08 23:51:55,622 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:51:55,652 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:51:55,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:51:55,986 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:51:55,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:55 WrapperNode [2024-11-08 23:51:55,986 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:51:55,987 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:51:55,988 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:51:55,988 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:51:55,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:55" (1/1) ... [2024-11-08 23:51:56,027 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:55" (1/1) ... [2024-11-08 23:51:56,077 INFO L138 Inliner]: procedures = 351, calls = 498, calls flagged for inlining = 8, calls inlined = 7, statements flattened = 658 [2024-11-08 23:51:56,078 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:51:56,079 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:51:56,079 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:51:56,079 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:51:56,088 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:55" (1/1) ... [2024-11-08 23:51:56,090 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:55" (1/1) ... [2024-11-08 23:51:56,106 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:55" (1/1) ... [2024-11-08 23:51:56,110 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:55" (1/1) ... [2024-11-08 23:51:56,151 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:55" (1/1) ... [2024-11-08 23:51:56,180 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:55" (1/1) ... [2024-11-08 23:51:56,190 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:55" (1/1) ... [2024-11-08 23:51:56,198 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:55" (1/1) ... [2024-11-08 23:51:56,211 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:51:56,212 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:51:56,212 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:51:56,212 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:51:56,213 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:51:55" (1/1) ... [2024-11-08 23:51:56,221 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:51:56,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:51:56,249 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:51:56,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:51:56,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-08 23:51:56,286 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 23:51:56,286 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 23:51:56,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 23:51:56,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-08 23:51:56,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 23:51:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-11-08 23:51:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:51:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-08 23:51:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-08 23:51:56,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:51:56,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-08 23:51:56,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:51:56,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:51:56,516 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:51:56,520 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:51:57,613 INFO L? ?]: Removed 84 outVars from TransFormulas that were not future-live. [2024-11-08 23:51:57,614 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:51:57,792 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:51:57,792 INFO L316 CfgBuilder]: Removed 3 assume(true) statements. [2024-11-08 23:51:57,792 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:51:57 BoogieIcfgContainer [2024-11-08 23:51:57,793 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:51:57,793 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:51:57,794 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:51:57,804 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:51:57,805 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:51:57" (1/1) ... [2024-11-08 23:51:57,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:51:57,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:57,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 81 states and 99 transitions. [2024-11-08 23:51:57,874 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 99 transitions. [2024-11-08 23:51:57,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:51:57,877 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:57,878 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:51:57,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:51:57,881 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:51:57,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:51:58,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:58,181 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:51:58,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:51:58,926 INFO L255 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:51:58,928 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:51:58,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:51:58,950 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:51:59,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:51:59,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 80 states and 98 transitions. [2024-11-08 23:51:59,556 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 98 transitions. [2024-11-08 23:51:59,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-08 23:51:59,557 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:51:59,557 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:51:59,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:51:59,558 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:51:59,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:52:00,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:00,104 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:00,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:00,672 INFO L255 TraceCheckSpWp]: Trace formula consists of 490 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:52:00,673 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:00,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:52:00,732 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-08 23:52:01,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:01,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 84 states and 103 transitions. [2024-11-08 23:52:01,451 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 103 transitions. [2024-11-08 23:52:01,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 23:52:01,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:01,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:01,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:01,454 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:01,455 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 23:52:01,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:01,993 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:02,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:02,876 INFO L255 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:52:02,877 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:02,982 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:52:02,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 23:52:03,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:03,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 88 states and 107 transitions. [2024-11-08 23:52:03,259 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 107 transitions. [2024-11-08 23:52:03,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 23:52:03,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:03,260 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:03,260 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:03,262 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:03,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 23:52:03,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:03,887 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:04,550 INFO L255 TraceCheckSpWp]: Trace formula consists of 518 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:52:04,551 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:04,692 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:52:04,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-08 23:52:05,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:05,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 92 states and 111 transitions. [2024-11-08 23:52:05,029 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 111 transitions. [2024-11-08 23:52:05,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-08 23:52:05,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:05,030 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:05,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:05,033 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:05,035 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 23:52:05,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:05,584 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:06,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:06,399 INFO L255 TraceCheckSpWp]: Trace formula consists of 532 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:52:06,400 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:06,572 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:52:06,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-08 23:52:06,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:06,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 96 states and 115 transitions. [2024-11-08 23:52:06,924 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 115 transitions. [2024-11-08 23:52:06,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 23:52:06,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:06,925 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:06,925 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:06,927 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:06,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 23:52:07,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:07,556 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:08,109 INFO L255 TraceCheckSpWp]: Trace formula consists of 546 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 23:52:08,110 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:08,321 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:52:08,326 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-08 23:52:08,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:08,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 100 states and 119 transitions. [2024-11-08 23:52:08,687 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 119 transitions. [2024-11-08 23:52:08,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 23:52:08,688 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:08,688 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:08,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:08,690 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:08,692 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 23:52:09,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:09,322 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:10,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:10,088 INFO L255 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:52:10,089 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:10,335 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:52:10,341 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-08 23:52:10,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:10,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 104 states and 123 transitions. [2024-11-08 23:52:10,880 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 123 transitions. [2024-11-08 23:52:10,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 23:52:10,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:10,884 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:10,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:10,887 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:10,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 23:52:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:11,561 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:12,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:12,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 23:52:12,152 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:12,422 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:52:12,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-08 23:52:12,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:12,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 108 states and 127 transitions. [2024-11-08 23:52:12,929 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 127 transitions. [2024-11-08 23:52:12,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 23:52:12,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:12,930 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:12,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:12,933 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:12,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 23:52:13,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:13,602 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:14,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:14,553 INFO L255 TraceCheckSpWp]: Trace formula consists of 588 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:52:14,556 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:14,868 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:52:14,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-08 23:52:15,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:15,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 112 states and 131 transitions. [2024-11-08 23:52:15,401 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 131 transitions. [2024-11-08 23:52:15,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 23:52:15,402 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:15,402 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:15,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:15,405 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:15,407 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 23:52:16,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:16,202 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:17,049 INFO L255 TraceCheckSpWp]: Trace formula consists of 602 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 23:52:17,051 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:17,444 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:52:17,448 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-08 23:52:17,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:17,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 116 states and 135 transitions. [2024-11-08 23:52:17,988 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 135 transitions. [2024-11-08 23:52:17,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 23:52:17,989 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:17,989 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:17,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:17,994 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:17,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 23:52:18,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:18,723 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:19,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:19,621 INFO L255 TraceCheckSpWp]: Trace formula consists of 616 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:52:19,622 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:20,019 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:52:20,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-08 23:52:20,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:20,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 120 states and 139 transitions. [2024-11-08 23:52:20,631 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 139 transitions. [2024-11-08 23:52:20,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 23:52:20,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:20,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:20,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:20,635 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:20,637 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 23:52:21,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:21,305 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:21,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:21,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:52:21,917 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:22,415 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:52:22,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-08 23:52:23,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:23,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 116 states and 132 transitions. [2024-11-08 23:52:23,148 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 132 transitions. [2024-11-08 23:52:23,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 23:52:23,149 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:23,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:23,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:23,152 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:23,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 23:52:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:23,488 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:23,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:24,059 INFO L255 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:52:24,060 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:24,065 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:52:24,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-08 23:52:24,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:24,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 115 states and 131 transitions. [2024-11-08 23:52:24,088 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 131 transitions. [2024-11-08 23:52:24,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-08 23:52:24,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:24,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:24,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:24,093 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:24,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 23:52:24,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:24,941 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:25,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:25,587 INFO L255 TraceCheckSpWp]: Trace formula consists of 628 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:52:25,588 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:25,994 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:52:25,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-08 23:52:26,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:26,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 114 states and 130 transitions. [2024-11-08 23:52:26,399 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 130 transitions. [2024-11-08 23:52:26,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-08 23:52:26,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:26,400 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:26,400 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:26,401 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:26,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-08 23:52:26,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:26,758 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:27,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:27,500 INFO L255 TraceCheckSpWp]: Trace formula consists of 637 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:52:27,502 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:27,504 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:52:27,508 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-08 23:52:27,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:27,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 113 states and 129 transitions. [2024-11-08 23:52:27,520 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 129 transitions. [2024-11-08 23:52:27,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-08 23:52:27,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:27,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:27,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:27,525 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:27,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-08 23:52:27,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:27,917 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:28,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:28,526 INFO L255 TraceCheckSpWp]: Trace formula consists of 638 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:52:28,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:28,731 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:52:28,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-08 23:52:28,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:28,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 112 states and 128 transitions. [2024-11-08 23:52:28,999 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 128 transitions. [2024-11-08 23:52:28,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 23:52:29,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:29,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:29,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:29,003 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:29,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-08 23:52:29,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:29,435 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:29,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:30,066 INFO L255 TraceCheckSpWp]: Trace formula consists of 692 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:52:30,068 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:30,070 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:52:30,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-08 23:52:30,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:30,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 111 states and 127 transitions. [2024-11-08 23:52:30,085 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 127 transitions. [2024-11-08 23:52:30,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 23:52:30,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:30,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:30,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:30,090 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:30,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-08 23:52:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:30,585 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:31,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:31,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 703 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:52:31,234 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:31,237 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:52:31,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-08 23:52:31,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:31,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 110 states and 126 transitions. [2024-11-08 23:52:31,252 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 126 transitions. [2024-11-08 23:52:31,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 23:52:31,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:31,253 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:31,253 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:31,255 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:31,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-08 23:52:31,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:31,742 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:32,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:32,177 INFO L255 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:52:32,179 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:32,182 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:52:32,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-08 23:52:32,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:32,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 109 states and 125 transitions. [2024-11-08 23:52:32,216 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 125 transitions. [2024-11-08 23:52:32,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 23:52:32,217 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:32,217 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:32,217 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:32,220 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:32,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-08 23:52:33,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:33,203 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:33,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:33,640 INFO L255 TraceCheckSpWp]: Trace formula consists of 693 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:52:33,641 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:33,912 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:52:33,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-08 23:52:34,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:34,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 115 states and 137 transitions. [2024-11-08 23:52:34,534 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 137 transitions. [2024-11-08 23:52:34,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 23:52:34,535 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:34,535 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:34,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:34,538 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:34,540 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-08 23:52:35,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:35,503 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:35,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:36,052 INFO L255 TraceCheckSpWp]: Trace formula consists of 704 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:52:36,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:36,292 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:52:36,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-08 23:52:37,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:37,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 119 states and 144 transitions. [2024-11-08 23:52:37,455 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 144 transitions. [2024-11-08 23:52:37,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-11-08 23:52:37,456 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:37,456 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:37,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:37,457 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:37,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-08 23:52:37,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:37,950 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:38,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:52:38,374 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:38,375 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:52:38,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Forceful destruction successful, exit code 0 [2024-11-08 23:52:38,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:38,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 118 states and 143 transitions. [2024-11-08 23:52:38,386 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 143 transitions. [2024-11-08 23:52:38,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-08 23:52:38,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:38,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:38,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:38,390 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:38,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-08 23:52:39,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:39,363 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:39,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:39,861 INFO L255 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:52:39,862 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:40,100 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:52:40,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-11-08 23:52:40,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:40,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 111 states and 134 transitions. [2024-11-08 23:52:40,398 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 134 transitions. [2024-11-08 23:52:40,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-08 23:52:40,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:40,399 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:40,399 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:40,401 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:40,403 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-08 23:52:40,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:40,974 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:41,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:41,405 INFO L255 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:52:41,406 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:41,408 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:52:41,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-11-08 23:52:41,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:41,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 110 states and 133 transitions. [2024-11-08 23:52:41,420 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 133 transitions. [2024-11-08 23:52:41,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-08 23:52:41,420 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:41,420 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:41,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:41,422 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:41,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-08 23:52:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:42,418 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:42,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:42,948 INFO L255 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:52:42,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:42,983 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:52:42,991 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-08 23:52:43,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:43,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 113 states and 136 transitions. [2024-11-08 23:52:43,104 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 136 transitions. [2024-11-08 23:52:43,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-08 23:52:43,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:43,107 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:43,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:43,110 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:43,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-08 23:52:43,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:43,675 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:44,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:44,190 INFO L255 TraceCheckSpWp]: Trace formula consists of 683 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:52:44,191 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:44,192 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:52:44,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Forceful destruction successful, exit code 0 [2024-11-08 23:52:44,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:44,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 112 states and 135 transitions. [2024-11-08 23:52:44,202 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 135 transitions. [2024-11-08 23:52:44,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-08 23:52:44,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:44,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:44,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:44,206 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:44,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-08 23:52:44,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:44,791 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:45,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:45,424 INFO L255 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 23:52:45,426 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:45,428 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:52:45,435 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-08 23:52:45,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:45,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 111 states and 134 transitions. [2024-11-08 23:52:45,445 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 134 transitions. [2024-11-08 23:52:45,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-08 23:52:45,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:45,446 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:45,446 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:45,449 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:45,450 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-08 23:52:46,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:46,646 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:47,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:47,295 INFO L255 TraceCheckSpWp]: Trace formula consists of 709 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:52:47,297 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:47,383 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-11-08 23:52:47,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Forceful destruction successful, exit code 0 [2024-11-08 23:52:47,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:47,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 114 states and 136 transitions. [2024-11-08 23:52:47,849 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 136 transitions. [2024-11-08 23:52:47,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-08 23:52:47,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:47,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:47,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:47,855 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:47,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-08 23:52:48,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:48,961 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:49,712 INFO L255 TraceCheckSpWp]: Trace formula consists of 720 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:52:49,713 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:50,016 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:52:50,023 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-08 23:52:51,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:51,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 118 states and 142 transitions. [2024-11-08 23:52:51,888 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 142 transitions. [2024-11-08 23:52:51,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-11-08 23:52:51,888 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:51,888 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:51,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:51,889 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:51,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-08 23:52:52,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:52,537 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:53,027 INFO L255 TraceCheckSpWp]: Trace formula consists of 684 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:52:53,028 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:53,305 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:52:53,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2024-11-08 23:52:53,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:53,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 95 states and 112 transitions. [2024-11-08 23:52:53,647 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 112 transitions. [2024-11-08 23:52:53,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-08 23:52:53,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:53,647 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:53,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:53,650 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:53,651 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-08 23:52:54,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:54,833 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:55,362 INFO L255 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:52:55,363 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:55,775 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-11-08 23:52:55,783 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Forceful destruction successful, exit code 0 [2024-11-08 23:52:57,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:52:57,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 96 states and 114 transitions. [2024-11-08 23:52:57,345 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 114 transitions. [2024-11-08 23:52:57,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-08 23:52:57,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:52:57,346 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:52:57,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:52:57,347 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:52:57,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-08 23:52:58,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:58,041 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:52:58,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:52:58,474 INFO L255 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:52:58,475 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:52:58,919 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 191 trivial. 0 not checked. [2024-11-08 23:52:58,925 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Forceful destruction successful, exit code 0 [2024-11-08 23:53:00,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:00,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 96 states and 113 transitions. [2024-11-08 23:53:00,404 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 113 transitions. [2024-11-08 23:53:00,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:53:00,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:00,405 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:00,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:00,406 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:00,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-08 23:53:01,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:01,668 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:02,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:02,321 INFO L255 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:53:02,322 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:02,427 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-11-08 23:53:02,435 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Forceful destruction successful, exit code 0 [2024-11-08 23:53:03,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:03,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 99 states and 115 transitions. [2024-11-08 23:53:03,124 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 115 transitions. [2024-11-08 23:53:03,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-11-08 23:53:03,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:03,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:03,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:03,129 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:03,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-08 23:53:04,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:04,356 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:04,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:04,830 INFO L255 TraceCheckSpWp]: Trace formula consists of 736 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:53:04,832 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:05,235 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:53:05,243 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (35)] Forceful destruction successful, exit code 0 [2024-11-08 23:53:07,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:07,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 103 states and 121 transitions. [2024-11-08 23:53:07,444 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 121 transitions. [2024-11-08 23:53:07,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 23:53:07,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:07,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:07,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:07,446 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:07,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-08 23:53:08,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:08,696 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:09,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:09,170 INFO L255 TraceCheckSpWp]: Trace formula consists of 741 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:53:09,171 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:09,342 INFO L134 CoverageAnalysis]: Checked inductivity of 205 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2024-11-08 23:53:09,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (36)] Forceful destruction successful, exit code 0 [2024-11-08 23:53:09,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:09,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 106 states and 123 transitions. [2024-11-08 23:53:09,941 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 123 transitions. [2024-11-08 23:53:09,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-11-08 23:53:09,942 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:09,942 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:09,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:09,943 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:09,944 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-08 23:53:11,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:11,171 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:11,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:11,735 INFO L255 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:53:11,736 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:12,180 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:53:12,249 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (37)] Forceful destruction successful, exit code 0 [2024-11-08 23:53:14,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:14,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 110 states and 129 transitions. [2024-11-08 23:53:14,567 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 129 transitions. [2024-11-08 23:53:14,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-08 23:53:14,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:14,568 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:14,568 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:14,570 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:14,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-08 23:53:15,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:15,958 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:16,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:16,618 INFO L255 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:53:16,620 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:16,779 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 218 trivial. 0 not checked. [2024-11-08 23:53:16,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (38)] Forceful destruction successful, exit code 0 [2024-11-08 23:53:17,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:17,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 113 states and 131 transitions. [2024-11-08 23:53:17,413 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2024-11-08 23:53:17,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-11-08 23:53:17,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:17,413 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:17,413 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:17,415 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:17,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-08 23:53:18,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:18,746 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:19,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:19,471 INFO L255 TraceCheckSpWp]: Trace formula consists of 768 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 23:53:19,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:20,016 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:53:20,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (39)] Forceful destruction successful, exit code 0 [2024-11-08 23:53:22,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:22,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 117 states and 137 transitions. [2024-11-08 23:53:22,495 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 137 transitions. [2024-11-08 23:53:22,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-08 23:53:22,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:22,495 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:22,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:22,496 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:22,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-08 23:53:23,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:23,875 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:24,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:24,406 INFO L255 TraceCheckSpWp]: Trace formula consists of 773 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:53:24,408 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:24,598 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2024-11-08 23:53:24,610 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (40)] Forceful destruction successful, exit code 0 [2024-11-08 23:53:25,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:25,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 120 states and 139 transitions. [2024-11-08 23:53:25,270 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 139 transitions. [2024-11-08 23:53:25,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-11-08 23:53:25,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:25,271 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:25,271 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:25,272 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:25,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-08 23:53:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:26,644 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:27,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:27,303 INFO L255 TraceCheckSpWp]: Trace formula consists of 784 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:53:27,305 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:27,875 INFO L134 CoverageAnalysis]: Checked inductivity of 250 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:53:27,886 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-08 23:53:30,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:30,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 124 states and 145 transitions. [2024-11-08 23:53:30,518 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 145 transitions. [2024-11-08 23:53:30,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-08 23:53:30,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:30,519 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:30,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:30,524 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:30,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-08 23:53:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:31,946 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:32,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:32,476 INFO L255 TraceCheckSpWp]: Trace formula consists of 789 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:53:32,477 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:32,774 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 256 trivial. 0 not checked. [2024-11-08 23:53:32,787 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (42)] Forceful destruction successful, exit code 0 [2024-11-08 23:53:33,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:33,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 127 states and 147 transitions. [2024-11-08 23:53:33,495 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 147 transitions. [2024-11-08 23:53:33,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-08 23:53:33,496 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:33,496 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:33,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:33,498 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:33,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-08 23:53:35,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:35,003 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:35,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:35,717 INFO L255 TraceCheckSpWp]: Trace formula consists of 800 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 23:53:35,718 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:36,351 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:53:36,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (43)] Forceful destruction successful, exit code 0 [2024-11-08 23:53:39,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:39,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 131 states and 153 transitions. [2024-11-08 23:53:39,237 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 153 transitions. [2024-11-08 23:53:39,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-08 23:53:39,238 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:39,238 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:39,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:39,242 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:39,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-08 23:53:40,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:40,752 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:41,263 INFO L255 TraceCheckSpWp]: Trace formula consists of 805 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:53:41,265 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:41,621 INFO L134 CoverageAnalysis]: Checked inductivity of 281 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 281 trivial. 0 not checked. [2024-11-08 23:53:41,640 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-11-08 23:53:42,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:42,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 134 states and 155 transitions. [2024-11-08 23:53:42,500 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 155 transitions. [2024-11-08 23:53:42,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-08 23:53:42,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:42,500 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:42,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:42,504 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:42,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-08 23:53:44,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:44,089 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:44,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:44,663 INFO L255 TraceCheckSpWp]: Trace formula consists of 816 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:53:44,664 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:45,432 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:53:45,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (45)] Forceful destruction successful, exit code 0 [2024-11-08 23:53:48,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:48,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 138 states and 161 transitions. [2024-11-08 23:53:48,505 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 161 transitions. [2024-11-08 23:53:48,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-08 23:53:48,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:48,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:48,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:48,511 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:48,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-08 23:53:50,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:50,092 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:50,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:50,829 INFO L255 TraceCheckSpWp]: Trace formula consists of 821 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:53:50,830 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:51,112 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2024-11-08 23:53:51,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-08 23:53:51,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:51,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 141 states and 163 transitions. [2024-11-08 23:53:51,906 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 163 transitions. [2024-11-08 23:53:51,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-11-08 23:53:51,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:51,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:51,906 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:51,907 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:51,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-08 23:53:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:53,591 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:53:54,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:54,102 INFO L255 TraceCheckSpWp]: Trace formula consists of 832 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 23:53:54,103 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:53:54,872 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:53:54,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (47)] Forceful destruction successful, exit code 0 [2024-11-08 23:53:58,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:53:58,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 145 states and 169 transitions. [2024-11-08 23:53:58,188 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 169 transitions. [2024-11-08 23:53:58,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-08 23:53:58,188 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:53:58,189 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:53:58,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:53:58,190 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:53:58,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-08 23:53:59,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:53:59,836 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:54:00,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:00,371 INFO L255 TraceCheckSpWp]: Trace formula consists of 837 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:54:00,372 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:00,681 INFO L134 CoverageAnalysis]: Checked inductivity of 343 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2024-11-08 23:54:00,696 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (48)] Forceful destruction successful, exit code 0 [2024-11-08 23:54:01,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:01,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 148 states and 171 transitions. [2024-11-08 23:54:01,501 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 171 transitions. [2024-11-08 23:54:01,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-08 23:54:01,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:01,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:01,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:54:01,505 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:54:01,507 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-08 23:54:03,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:03,287 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:54:03,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:03,899 INFO L255 TraceCheckSpWp]: Trace formula consists of 848 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:54:03,900 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:04,694 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:54:04,709 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-11-08 23:54:08,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:08,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 152 states and 177 transitions. [2024-11-08 23:54:08,282 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 177 transitions. [2024-11-08 23:54:08,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-08 23:54:08,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:08,282 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:08,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:54:08,286 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:54:08,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-08 23:54:10,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:10,082 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:54:10,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:10,773 INFO L255 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:54:10,774 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:11,154 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2024-11-08 23:54:11,169 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (50)] Forceful destruction successful, exit code 0 [2024-11-08 23:54:12,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:12,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 155 states and 179 transitions. [2024-11-08 23:54:12,047 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 179 transitions. [2024-11-08 23:54:12,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-08 23:54:12,048 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:12,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:12,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:54:12,053 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:54:12,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-08 23:54:13,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:13,909 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:54:14,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:14,527 INFO L255 TraceCheckSpWp]: Trace formula consists of 864 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:54:14,529 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:15,501 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2024-11-08 23:54:15,518 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (51)] Forceful destruction successful, exit code 0 [2024-11-08 23:54:19,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:19,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 156 states and 180 transitions. [2024-11-08 23:54:19,187 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 180 transitions. [2024-11-08 23:54:19,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-11-08 23:54:19,187 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:19,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:19,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:54:19,189 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:54:19,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-08 23:54:21,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:21,057 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:54:21,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:21,617 INFO L255 TraceCheckSpWp]: Trace formula consists of 891 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 23:54:21,618 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:21,629 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2024-11-08 23:54:21,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (52)] Forceful destruction successful, exit code 0 [2024-11-08 23:54:22,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:22,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 157 states and 181 transitions. [2024-11-08 23:54:22,696 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 181 transitions. [2024-11-08 23:54:22,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-08 23:54:22,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:22,697 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:22,697 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:54:22,699 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:54:22,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-08 23:54:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:24,779 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:54:25,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:25,467 INFO L255 TraceCheckSpWp]: Trace formula consists of 907 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:54:25,468 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:26,494 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:54:26,512 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (53)] Forceful destruction successful, exit code 0 [2024-11-08 23:54:32,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:32,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 167 states and 215 transitions. [2024-11-08 23:54:32,019 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 215 transitions. [2024-11-08 23:54:32,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2024-11-08 23:54:32,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:32,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:32,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:54:32,022 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:54:32,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-08 23:54:34,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:34,025 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:54:34,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:34,737 INFO L255 TraceCheckSpWp]: Trace formula consists of 918 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:54:34,738 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:34,804 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 82 proven. 4 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2024-11-08 23:54:34,824 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (54)] Forceful destruction successful, exit code 0 [2024-11-08 23:54:36,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:36,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 168 states and 215 transitions. [2024-11-08 23:54:36,674 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 215 transitions. [2024-11-08 23:54:36,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-08 23:54:36,674 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:36,674 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:36,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:54:36,675 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:54:36,690 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-08 23:54:38,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:38,663 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:54:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:39,350 INFO L255 TraceCheckSpWp]: Trace formula consists of 896 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:54:39,351 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:40,114 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:54:40,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (55)] Forceful destruction successful, exit code 0 [2024-11-08 23:54:42,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:42,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 169 states and 216 transitions. [2024-11-08 23:54:42,022 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 216 transitions. [2024-11-08 23:54:42,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-11-08 23:54:42,022 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:42,022 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:42,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:54:42,023 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:54:42,025 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-08 23:54:44,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:44,310 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:54:45,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:45,243 INFO L255 TraceCheckSpWp]: Trace formula consists of 898 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:54:45,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:45,314 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:54:45,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (56)] Forceful destruction successful, exit code 0 [2024-11-08 23:54:45,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:45,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 172 states and 219 transitions. [2024-11-08 23:54:45,444 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 219 transitions. [2024-11-08 23:54:45,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-08 23:54:45,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:45,444 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:45,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:54:45,448 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:54:45,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-08 23:54:47,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:47,637 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:54:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:48,517 INFO L255 TraceCheckSpWp]: Trace formula consists of 923 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:54:48,518 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:49,012 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2024-11-08 23:54:49,032 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (57)] Forceful destruction successful, exit code 0 [2024-11-08 23:54:50,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:50,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 175 states and 221 transitions. [2024-11-08 23:54:50,501 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 221 transitions. [2024-11-08 23:54:50,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2024-11-08 23:54:50,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:50,502 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:50,502 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:54:50,507 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:54:50,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-08 23:54:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:52,736 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:54:53,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:53,303 INFO L255 TraceCheckSpWp]: Trace formula consists of 934 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:54:53,304 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:53,407 INFO L134 CoverageAnalysis]: Checked inductivity of 517 backedges. 123 proven. 12 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2024-11-08 23:54:53,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (58)] Forceful destruction successful, exit code 0 [2024-11-08 23:54:55,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:54:55,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 176 states and 221 transitions. [2024-11-08 23:54:55,505 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 221 transitions. [2024-11-08 23:54:55,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 23:54:55,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:54:55,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:54:55,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:54:55,507 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:54:55,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-08 23:54:57,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:57,822 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:54:58,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:54:58,504 INFO L255 TraceCheckSpWp]: Trace formula consists of 910 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:54:58,506 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:54:59,364 INFO L134 CoverageAnalysis]: Checked inductivity of 387 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:54:59,387 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (59)] Forceful destruction successful, exit code 0 [2024-11-08 23:55:01,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:01,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 177 states and 222 transitions. [2024-11-08 23:55:01,457 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 222 transitions. [2024-11-08 23:55:01,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-08 23:55:01,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:01,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:01,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:01,458 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:01,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-08 23:55:03,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:03,984 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:55:04,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:04,790 INFO L255 TraceCheckSpWp]: Trace formula consists of 912 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:55:04,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:04,895 INFO L134 CoverageAnalysis]: Checked inductivity of 393 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:55:04,917 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (60)] Forceful destruction successful, exit code 0 [2024-11-08 23:55:05,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:05,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 180 states and 225 transitions. [2024-11-08 23:55:05,024 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 225 transitions. [2024-11-08 23:55:05,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-08 23:55:05,025 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:05,025 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:05,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:05,027 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:05,028 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-08 23:55:07,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:07,410 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:55:08,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:08,099 INFO L255 TraceCheckSpWp]: Trace formula consists of 939 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:55:08,100 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:08,627 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 139 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2024-11-08 23:55:08,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (61)] Forceful destruction successful, exit code 0 [2024-11-08 23:55:10,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:10,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 183 states and 227 transitions. [2024-11-08 23:55:10,223 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 227 transitions. [2024-11-08 23:55:10,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-11-08 23:55:10,224 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:10,224 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:10,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:10,228 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:10,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-11-08 23:55:12,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:12,642 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:55:13,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:13,390 INFO L255 TraceCheckSpWp]: Trace formula consists of 950 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:55:13,391 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:13,523 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 164 proven. 24 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2024-11-08 23:55:13,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (62)] Forceful destruction successful, exit code 0 [2024-11-08 23:55:15,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:15,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 184 states and 227 transitions. [2024-11-08 23:55:15,766 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 227 transitions. [2024-11-08 23:55:15,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-08 23:55:15,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:15,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:15,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:15,771 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:15,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-11-08 23:55:18,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:18,182 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:55:18,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:19,083 INFO L255 TraceCheckSpWp]: Trace formula consists of 924 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 23:55:19,086 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:20,033 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:55:20,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (63)] Forceful destruction successful, exit code 0 [2024-11-08 23:55:22,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:22,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 185 states and 228 transitions. [2024-11-08 23:55:22,243 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 228 transitions. [2024-11-08 23:55:22,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2024-11-08 23:55:22,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:22,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:22,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:22,249 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:22,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-11-08 23:55:24,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:24,797 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:55:25,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:25,574 INFO L255 TraceCheckSpWp]: Trace formula consists of 926 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 23:55:25,575 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:25,729 INFO L134 CoverageAnalysis]: Checked inductivity of 405 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:55:25,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (64)] Forceful destruction successful, exit code 0 [2024-11-08 23:55:25,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:25,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 188 states and 231 transitions. [2024-11-08 23:55:25,862 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 231 transitions. [2024-11-08 23:55:25,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-08 23:55:25,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:25,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:25,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:25,868 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:25,869 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-11-08 23:55:28,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:28,433 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:55:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:29,169 INFO L255 TraceCheckSpWp]: Trace formula consists of 955 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:55:29,171 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:29,728 INFO L134 CoverageAnalysis]: Checked inductivity of 588 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-11-08 23:55:29,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (65)] Forceful destruction successful, exit code 0 [2024-11-08 23:55:31,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:31,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 191 states and 233 transitions. [2024-11-08 23:55:31,451 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 233 transitions. [2024-11-08 23:55:31,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2024-11-08 23:55:31,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:31,455 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:31,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:31,457 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:31,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-11-08 23:55:34,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:34,020 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:55:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:34,606 INFO L255 TraceCheckSpWp]: Trace formula consists of 966 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 23:55:34,607 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:34,777 INFO L134 CoverageAnalysis]: Checked inductivity of 627 backedges. 205 proven. 40 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2024-11-08 23:55:34,802 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (66)] Forceful destruction successful, exit code 0 [2024-11-08 23:55:37,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:37,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 192 states and 233 transitions. [2024-11-08 23:55:37,243 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 233 transitions. [2024-11-08 23:55:37,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-08 23:55:37,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:37,244 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:37,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:37,245 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:37,248 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-11-08 23:55:39,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:39,937 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:55:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:40,622 INFO L255 TraceCheckSpWp]: Trace formula consists of 938 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 23:55:40,624 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:41,678 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:55:41,705 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (67)] Forceful destruction successful, exit code 0 [2024-11-08 23:55:44,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:44,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 193 states and 234 transitions. [2024-11-08 23:55:44,139 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 234 transitions. [2024-11-08 23:55:44,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2024-11-08 23:55:44,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:44,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:44,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:44,140 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:44,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-11-08 23:55:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:46,874 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:55:47,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:47,479 INFO L255 TraceCheckSpWp]: Trace formula consists of 940 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 23:55:47,481 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:47,712 INFO L134 CoverageAnalysis]: Checked inductivity of 421 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:55:47,743 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (68)] Forceful destruction successful, exit code 0 [2024-11-08 23:55:47,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:47,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 196 states and 237 transitions. [2024-11-08 23:55:47,849 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 237 transitions. [2024-11-08 23:55:47,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-08 23:55:47,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:47,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:47,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:47,850 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:47,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-11-08 23:55:50,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:50,596 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:55:51,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:51,275 INFO L255 TraceCheckSpWp]: Trace formula consists of 971 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:55:51,276 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:51,874 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 0 proven. 221 refuted. 0 times theorem prover too weak. 425 trivial. 0 not checked. [2024-11-08 23:55:51,901 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (69)] Ended with exit code 0 [2024-11-08 23:55:53,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:55:53,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 199 states and 239 transitions. [2024-11-08 23:55:53,783 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 239 transitions. [2024-11-08 23:55:53,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2024-11-08 23:55:53,784 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:55:53,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:55:53,784 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:55:53,785 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:55:53,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-11-08 23:55:56,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:56,513 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:55:57,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:55:57,218 INFO L255 TraceCheckSpWp]: Trace formula consists of 982 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:55:57,220 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:55:57,430 INFO L134 CoverageAnalysis]: Checked inductivity of 688 backedges. 246 proven. 60 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2024-11-08 23:55:57,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (70)] Ended with exit code 0 [2024-11-08 23:56:00,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:00,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 200 states and 239 transitions. [2024-11-08 23:56:00,017 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 239 transitions. [2024-11-08 23:56:00,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-08 23:56:00,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:00,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:00,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:00,018 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:00,021 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-11-08 23:56:02,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:02,793 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:56:03,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:03,448 INFO L255 TraceCheckSpWp]: Trace formula consists of 952 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 23:56:03,450 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:04,651 INFO L134 CoverageAnalysis]: Checked inductivity of 426 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:56:04,682 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (71)] Forceful destruction successful, exit code 0 [2024-11-08 23:56:07,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:07,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 201 states and 240 transitions. [2024-11-08 23:56:07,288 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 240 transitions. [2024-11-08 23:56:07,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2024-11-08 23:56:07,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:07,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:07,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:07,292 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:07,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-11-08 23:56:10,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:10,137 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:56:10,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:10,788 INFO L255 TraceCheckSpWp]: Trace formula consists of 954 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 23:56:10,790 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:11,017 INFO L134 CoverageAnalysis]: Checked inductivity of 441 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:56:11,051 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (72)] Forceful destruction successful, exit code 0 [2024-11-08 23:56:11,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:11,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 204 states and 243 transitions. [2024-11-08 23:56:11,178 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 243 transitions. [2024-11-08 23:56:11,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-08 23:56:11,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:11,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:11,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:11,179 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:11,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2024-11-08 23:56:14,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:14,084 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:56:14,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:14,735 INFO L255 TraceCheckSpWp]: Trace formula consists of 987 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:56:14,737 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:15,407 INFO L134 CoverageAnalysis]: Checked inductivity of 708 backedges. 0 proven. 262 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2024-11-08 23:56:15,439 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2024-11-08 23:56:17,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:17,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 207 states and 245 transitions. [2024-11-08 23:56:17,424 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 245 transitions. [2024-11-08 23:56:17,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2024-11-08 23:56:17,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:17,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:17,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:17,428 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:17,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (74)] Waiting until timeout for monitored process [2024-11-08 23:56:20,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:20,447 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:56:20,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:21,035 INFO L255 TraceCheckSpWp]: Trace formula consists of 998 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 23:56:21,037 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:21,276 INFO L134 CoverageAnalysis]: Checked inductivity of 753 backedges. 287 proven. 84 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2024-11-08 23:56:21,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (74)] Forceful destruction successful, exit code 0 [2024-11-08 23:56:24,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:24,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 208 states and 245 transitions. [2024-11-08 23:56:24,107 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 245 transitions. [2024-11-08 23:56:24,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-08 23:56:24,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:24,108 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:24,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:24,109 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:24,111 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2024-11-08 23:56:27,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:27,110 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:56:27,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:27,766 INFO L255 TraceCheckSpWp]: Trace formula consists of 966 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 23:56:27,768 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:29,052 INFO L134 CoverageAnalysis]: Checked inductivity of 447 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:56:29,085 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (75)] Forceful destruction successful, exit code 0 [2024-11-08 23:56:31,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:31,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 209 states and 246 transitions. [2024-11-08 23:56:31,806 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 246 transitions. [2024-11-08 23:56:31,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2024-11-08 23:56:31,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:31,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:31,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:31,811 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:31,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (76)] Waiting until timeout for monitored process [2024-11-08 23:56:34,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:34,857 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:56:35,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:35,429 INFO L255 TraceCheckSpWp]: Trace formula consists of 968 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 23:56:35,430 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:35,681 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:56:35,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (76)] Forceful destruction successful, exit code 0 [2024-11-08 23:56:35,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:35,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 212 states and 249 transitions. [2024-11-08 23:56:35,823 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 249 transitions. [2024-11-08 23:56:35,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 23:56:35,824 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:35,824 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:35,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:35,825 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:35,827 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2024-11-08 23:56:38,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:38,919 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:56:39,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:39,598 INFO L255 TraceCheckSpWp]: Trace formula consists of 1003 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:56:39,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:40,314 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 0 proven. 303 refuted. 0 times theorem prover too weak. 471 trivial. 0 not checked. [2024-11-08 23:56:40,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (77)] Forceful destruction successful, exit code 0 [2024-11-08 23:56:42,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:42,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 215 states and 251 transitions. [2024-11-08 23:56:42,492 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 251 transitions. [2024-11-08 23:56:42,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-08 23:56:42,493 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:42,493 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:42,493 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:42,494 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:42,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (78)] Waiting until timeout for monitored process [2024-11-08 23:56:45,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:45,694 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:56:46,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:46,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 1014 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:56:46,358 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:46,644 INFO L134 CoverageAnalysis]: Checked inductivity of 822 backedges. 328 proven. 112 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2024-11-08 23:56:46,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (78)] Forceful destruction successful, exit code 0 [2024-11-08 23:56:49,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:49,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 216 states and 251 transitions. [2024-11-08 23:56:49,566 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 251 transitions. [2024-11-08 23:56:49,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 23:56:49,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:49,567 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:49,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:49,568 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:49,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2024-11-08 23:56:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:52,744 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:56:53,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:56:53,407 INFO L255 TraceCheckSpWp]: Trace formula consists of 980 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 23:56:53,408 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:56:54,701 INFO L134 CoverageAnalysis]: Checked inductivity of 472 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:56:54,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (79)] Forceful destruction successful, exit code 0 [2024-11-08 23:56:57,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:56:57,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 217 states and 252 transitions. [2024-11-08 23:56:57,667 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 252 transitions. [2024-11-08 23:56:57,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2024-11-08 23:56:57,667 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:56:57,667 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:56:57,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:56:57,668 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:56:57,670 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (80)] Waiting until timeout for monitored process [2024-11-08 23:57:00,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:00,929 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:57:01,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:01,565 INFO L255 TraceCheckSpWp]: Trace formula consists of 982 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 23:57:01,566 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:57:01,858 INFO L134 CoverageAnalysis]: Checked inductivity of 493 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:57:01,893 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (80)] Forceful destruction successful, exit code 0 [2024-11-08 23:57:02,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:02,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 220 states and 255 transitions. [2024-11-08 23:57:02,024 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 255 transitions. [2024-11-08 23:57:02,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-08 23:57:02,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:02,024 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:57:02,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:57:02,028 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:57:02,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2024-11-08 23:57:05,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:05,392 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:57:05,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:06,051 INFO L255 TraceCheckSpWp]: Trace formula consists of 1019 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:57:06,052 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:57:06,823 INFO L134 CoverageAnalysis]: Checked inductivity of 844 backedges. 0 proven. 344 refuted. 0 times theorem prover too weak. 500 trivial. 0 not checked. [2024-11-08 23:57:06,866 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (81)] Forceful destruction successful, exit code 0 [2024-11-08 23:57:09,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:09,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 223 states and 257 transitions. [2024-11-08 23:57:09,213 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 257 transitions. [2024-11-08 23:57:09,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2024-11-08 23:57:09,214 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:09,214 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:57:09,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:57:09,217 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:57:09,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (82)] Waiting until timeout for monitored process [2024-11-08 23:57:12,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:12,590 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:57:13,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:13,151 INFO L255 TraceCheckSpWp]: Trace formula consists of 1030 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 23:57:13,153 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:57:13,469 INFO L134 CoverageAnalysis]: Checked inductivity of 895 backedges. 369 proven. 144 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2024-11-08 23:57:13,505 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (82)] Forceful destruction successful, exit code 0 [2024-11-08 23:57:16,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:16,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 224 states and 257 transitions. [2024-11-08 23:57:16,582 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 257 transitions. [2024-11-08 23:57:16,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-08 23:57:16,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:16,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:57:16,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:57:16,584 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:57:16,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2024-11-08 23:57:19,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:19,993 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:57:20,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:20,631 INFO L255 TraceCheckSpWp]: Trace formula consists of 994 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 23:57:20,633 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:57:22,211 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:57:22,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (83)] Forceful destruction successful, exit code 0 [2024-11-08 23:57:25,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:25,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 225 states and 258 transitions. [2024-11-08 23:57:25,488 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 258 transitions. [2024-11-08 23:57:25,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-08 23:57:25,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:25,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:57:25,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:57:25,489 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:57:25,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (84)] Waiting until timeout for monitored process [2024-11-08 23:57:28,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:28,936 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:57:29,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:29,465 INFO L255 TraceCheckSpWp]: Trace formula consists of 996 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 23:57:29,466 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:57:29,939 INFO L134 CoverageAnalysis]: Checked inductivity of 525 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:57:29,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (84)] Ended with exit code 0 [2024-11-08 23:57:30,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:30,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 228 states and 261 transitions. [2024-11-08 23:57:30,126 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 261 transitions. [2024-11-08 23:57:30,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-08 23:57:30,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:30,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:57:30,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:57:30,128 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:57:30,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2024-11-08 23:57:33,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:33,705 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:57:34,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:34,337 INFO L255 TraceCheckSpWp]: Trace formula consists of 1035 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:57:34,339 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:57:35,126 INFO L134 CoverageAnalysis]: Checked inductivity of 918 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 533 trivial. 0 not checked. [2024-11-08 23:57:35,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (85)] Ended with exit code 0 [2024-11-08 23:57:37,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:37,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 231 states and 263 transitions. [2024-11-08 23:57:37,617 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 263 transitions. [2024-11-08 23:57:37,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-08 23:57:37,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:37,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:57:37,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:57:37,619 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:57:37,621 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (86)] Waiting until timeout for monitored process [2024-11-08 23:57:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:41,248 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:57:41,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:41,875 INFO L255 TraceCheckSpWp]: Trace formula consists of 1046 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:57:41,877 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:57:42,303 INFO L134 CoverageAnalysis]: Checked inductivity of 972 backedges. 410 proven. 180 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2024-11-08 23:57:42,351 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (86)] Forceful destruction successful, exit code 0 [2024-11-08 23:57:45,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:45,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 232 states and 263 transitions. [2024-11-08 23:57:45,849 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 263 transitions. [2024-11-08 23:57:45,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-08 23:57:45,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:45,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:57:45,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:57:45,850 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:57:45,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2024-11-08 23:57:49,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:49,473 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:57:50,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:50,086 INFO L255 TraceCheckSpWp]: Trace formula consists of 1008 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:57:50,087 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:57:51,606 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:57:51,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (87)] Forceful destruction successful, exit code 0 [2024-11-08 23:57:54,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:54,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 233 states and 264 transitions. [2024-11-08 23:57:54,971 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 264 transitions. [2024-11-08 23:57:54,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-08 23:57:54,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:54,972 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:57:54,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:57:54,973 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:57:54,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (88)] Waiting until timeout for monitored process [2024-11-08 23:57:58,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:58,676 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:57:59,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:57:59,289 INFO L255 TraceCheckSpWp]: Trace formula consists of 1010 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:57:59,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:57:59,684 INFO L134 CoverageAnalysis]: Checked inductivity of 561 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:57:59,707 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (88)] Ended with exit code 0 [2024-11-08 23:57:59,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:57:59,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 236 states and 267 transitions. [2024-11-08 23:57:59,825 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 267 transitions. [2024-11-08 23:57:59,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-08 23:57:59,825 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:57:59,825 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:57:59,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:57:59,826 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:57:59,828 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2024-11-08 23:58:03,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:03,727 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:58:04,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:04,334 INFO L255 TraceCheckSpWp]: Trace formula consists of 1051 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:58:04,335 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:58:05,181 INFO L134 CoverageAnalysis]: Checked inductivity of 996 backedges. 0 proven. 426 refuted. 0 times theorem prover too weak. 570 trivial. 0 not checked. [2024-11-08 23:58:05,205 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (89)] Ended with exit code 0 [2024-11-08 23:58:07,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:07,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 239 states and 269 transitions. [2024-11-08 23:58:07,849 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 269 transitions. [2024-11-08 23:58:07,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-08 23:58:07,850 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:07,850 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:58:07,850 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:58:07,851 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:58:07,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (90)] Waiting until timeout for monitored process [2024-11-08 23:58:11,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:11,710 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:58:12,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:12,244 INFO L255 TraceCheckSpWp]: Trace formula consists of 1062 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:58:12,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:58:12,709 INFO L134 CoverageAnalysis]: Checked inductivity of 1053 backedges. 451 proven. 220 refuted. 0 times theorem prover too weak. 382 trivial. 0 not checked. [2024-11-08 23:58:12,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (90)] Forceful destruction successful, exit code 0 [2024-11-08 23:58:16,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:16,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 240 states and 270 transitions. [2024-11-08 23:58:16,254 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 270 transitions. [2024-11-08 23:58:16,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2024-11-08 23:58:16,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:16,254 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:58:16,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:58:16,256 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:58:16,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2024-11-08 23:58:20,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:20,124 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:58:20,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:20,758 INFO L255 TraceCheckSpWp]: Trace formula consists of 1022 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:58:20,759 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:58:22,393 INFO L134 CoverageAnalysis]: Checked inductivity of 571 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:58:22,417 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (91)] Forceful destruction successful, exit code 0 [2024-11-08 23:58:25,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:25,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 241 states and 271 transitions. [2024-11-08 23:58:25,959 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 271 transitions. [2024-11-08 23:58:25,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2024-11-08 23:58:25,959 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:25,959 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:58:25,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:58:25,963 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:58:25,964 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (92)] Waiting until timeout for monitored process [2024-11-08 23:58:29,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:29,922 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:58:30,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:30,463 INFO L255 TraceCheckSpWp]: Trace formula consists of 1024 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 23:58:30,464 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:58:30,868 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:58:30,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (92)] Forceful destruction successful, exit code 0 [2024-11-08 23:58:31,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:31,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 244 states and 274 transitions. [2024-11-08 23:58:31,009 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 274 transitions. [2024-11-08 23:58:31,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-08 23:58:31,010 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:31,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:58:31,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:58:31,015 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:58:31,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (93)] Waiting until timeout for monitored process [2024-11-08 23:58:35,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:35,020 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:58:35,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:35,611 INFO L255 TraceCheckSpWp]: Trace formula consists of 1036 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 23:58:35,613 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:58:37,347 INFO L134 CoverageAnalysis]: Checked inductivity of 612 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:58:37,372 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (93)] Forceful destruction successful, exit code 0 [2024-11-08 23:58:40,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:40,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 245 states and 275 transitions. [2024-11-08 23:58:40,928 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 275 transitions. [2024-11-08 23:58:40,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2024-11-08 23:58:40,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:40,929 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:58:40,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:58:40,930 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:58:40,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2024-11-08 23:58:44,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:44,997 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:58:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:45,602 INFO L255 TraceCheckSpWp]: Trace formula consists of 1038 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 23:58:45,604 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:58:46,043 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 0 proven. 264 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:58:46,067 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (94)] Forceful destruction successful, exit code 0 [2024-11-08 23:58:46,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:46,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 248 states and 278 transitions. [2024-11-08 23:58:46,190 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 278 transitions. [2024-11-08 23:58:46,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-08 23:58:46,190 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:46,190 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:58:46,190 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:58:46,191 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:58:46,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (95)] Waiting until timeout for monitored process [2024-11-08 23:58:50,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:50,286 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:58:50,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:58:50,914 INFO L255 TraceCheckSpWp]: Trace formula consists of 1050 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 23:58:50,915 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:58:52,748 INFO L134 CoverageAnalysis]: Checked inductivity of 657 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:58:52,774 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (95)] Forceful destruction successful, exit code 0 [2024-11-08 23:58:56,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:58:56,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 249 states and 279 transitions. [2024-11-08 23:58:56,367 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 279 transitions. [2024-11-08 23:58:56,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 23:58:56,368 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:58:56,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:58:56,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:58:56,380 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:58:56,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (96)] Waiting until timeout for monitored process [2024-11-08 23:59:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:00,624 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:59:01,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:01,176 INFO L255 TraceCheckSpWp]: Trace formula consists of 1105 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:59:01,178 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:59:03,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1111 backedges. 0 proven. 540 refuted. 0 times theorem prover too weak. 571 trivial. 0 not checked. [2024-11-08 23:59:03,382 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (96)] Ended with exit code 0 [2024-11-08 23:59:13,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:13,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 259 states and 313 transitions. [2024-11-08 23:59:13,343 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 313 transitions. [2024-11-08 23:59:13,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 23:59:13,343 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:13,343 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:59:13,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:59:13,345 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:59:13,347 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2024-11-08 23:59:17,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:17,899 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:59:18,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:18,533 INFO L255 TraceCheckSpWp]: Trace formula consists of 1116 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 23:59:18,534 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:59:18,616 INFO L134 CoverageAnalysis]: Checked inductivity of 1168 backedges. 164 proven. 4 refuted. 0 times theorem prover too weak. 1000 trivial. 0 not checked. [2024-11-08 23:59:18,645 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (97)] Forceful destruction successful, exit code 0 [2024-11-08 23:59:22,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:22,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 260 states and 313 transitions. [2024-11-08 23:59:22,095 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 313 transitions. [2024-11-08 23:59:22,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-08 23:59:22,096 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:22,096 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:59:22,096 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:59:22,097 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:59:22,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (98)] Waiting until timeout for monitored process [2024-11-08 23:59:26,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:26,521 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:59:27,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:27,074 INFO L255 TraceCheckSpWp]: Trace formula consists of 1052 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 23:59:27,076 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:59:27,579 INFO L134 CoverageAnalysis]: Checked inductivity of 693 backedges. 0 proven. 312 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:59:27,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (98)] Forceful destruction successful, exit code 0 [2024-11-08 23:59:27,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:27,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 263 states and 316 transitions. [2024-11-08 23:59:27,735 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 316 transitions. [2024-11-08 23:59:27,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-08 23:59:27,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:27,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:59:27,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:59:27,737 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:59:27,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (99)] Waiting until timeout for monitored process [2024-11-08 23:59:32,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:32,389 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:59:33,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:33,142 INFO L255 TraceCheckSpWp]: Trace formula consists of 1064 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 23:59:33,144 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:59:35,193 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-08 23:59:35,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (99)] Forceful destruction successful, exit code 0 [2024-11-08 23:59:39,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:39,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 264 states and 317 transitions. [2024-11-08 23:59:39,425 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 317 transitions. [2024-11-08 23:59:39,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 23:59:39,425 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:39,425 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:59:39,425 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:59:39,426 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:59:39,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2024-11-08 23:59:44,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:44,070 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:59:44,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:44,646 INFO L255 TraceCheckSpWp]: Trace formula consists of 1121 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:59:44,648 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:59:45,743 INFO L134 CoverageAnalysis]: Checked inductivity of 1198 backedges. 0 proven. 622 refuted. 0 times theorem prover too weak. 576 trivial. 0 not checked. [2024-11-08 23:59:45,773 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2024-11-08 23:59:48,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:48,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 267 states and 319 transitions. [2024-11-08 23:59:48,497 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 319 transitions. [2024-11-08 23:59:48,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 23:59:48,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:48,498 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:59:48,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:59:48,500 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:59:48,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (101)] Waiting until timeout for monitored process [2024-11-08 23:59:53,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:53,342 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:59:53,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:59:54,015 INFO L255 TraceCheckSpWp]: Trace formula consists of 1132 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 23:59:54,017 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:59:54,150 INFO L134 CoverageAnalysis]: Checked inductivity of 1258 backedges. 246 proven. 12 refuted. 0 times theorem prover too weak. 1000 trivial. 0 not checked. [2024-11-08 23:59:54,181 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (101)] Ended with exit code 0 [2024-11-08 23:59:58,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:59:58,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 268 states and 319 transitions. [2024-11-08 23:59:58,156 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 319 transitions. [2024-11-08 23:59:58,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-08 23:59:58,157 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:59:58,157 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:59:58,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:59:58,160 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:59:58,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (102)] Waiting until timeout for monitored process [2024-11-09 00:00:02,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:02,752 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:03,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:03,487 INFO L255 TraceCheckSpWp]: Trace formula consists of 1066 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:00:03,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:04,167 INFO L134 CoverageAnalysis]: Checked inductivity of 745 backedges. 0 proven. 364 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-09 00:00:04,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (102)] Ended with exit code 0 [2024-11-09 00:00:04,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:04,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 271 states and 322 transitions. [2024-11-09 00:00:04,330 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 322 transitions. [2024-11-09 00:00:04,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2024-11-09 00:00:04,331 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:04,331 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:04,331 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:04,335 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:04,339 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2024-11-09 00:00:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:09,021 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:09,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:09,630 INFO L255 TraceCheckSpWp]: Trace formula consists of 1078 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:00:09,631 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:11,794 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-09 00:00:11,825 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (103)] Forceful destruction successful, exit code 0 [2024-11-09 00:00:16,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:16,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 272 states and 323 transitions. [2024-11-09 00:00:16,995 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 323 transitions. [2024-11-09 00:00:16,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-09 00:00:16,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:16,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:16,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:17,000 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:17,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (104)] Waiting until timeout for monitored process [2024-11-09 00:00:22,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:22,170 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:22,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:22,918 INFO L255 TraceCheckSpWp]: Trace formula consists of 1137 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:00:22,919 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:24,078 INFO L134 CoverageAnalysis]: Checked inductivity of 1289 backedges. 0 proven. 704 refuted. 0 times theorem prover too weak. 585 trivial. 0 not checked. [2024-11-09 00:00:24,110 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (104)] Forceful destruction successful, exit code 0 [2024-11-09 00:00:27,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:27,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 275 states and 325 transitions. [2024-11-09 00:00:27,139 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 325 transitions. [2024-11-09 00:00:27,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-09 00:00:27,139 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:27,139 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:27,139 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:27,141 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:27,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (105)] Waiting until timeout for monitored process [2024-11-09 00:00:32,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:32,370 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:33,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:33,088 INFO L255 TraceCheckSpWp]: Trace formula consists of 1148 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:00:33,090 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:33,258 INFO L134 CoverageAnalysis]: Checked inductivity of 1352 backedges. 328 proven. 24 refuted. 0 times theorem prover too weak. 1000 trivial. 0 not checked. [2024-11-09 00:00:33,292 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (105)] Ended with exit code 0 [2024-11-09 00:00:37,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:37,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 276 states and 325 transitions. [2024-11-09 00:00:37,299 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 325 transitions. [2024-11-09 00:00:37,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2024-11-09 00:00:37,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:37,300 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:37,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:37,302 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:37,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2024-11-09 00:00:42,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:42,177 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:42,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:42,803 INFO L255 TraceCheckSpWp]: Trace formula consists of 1080 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-09 00:00:42,806 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:43,471 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 0 proven. 420 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-09 00:00:43,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (106)] Forceful destruction successful, exit code 0 [2024-11-09 00:00:43,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:43,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 279 states and 328 transitions. [2024-11-09 00:00:43,631 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 328 transitions. [2024-11-09 00:00:43,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2024-11-09 00:00:43,632 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:43,632 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:43,632 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:43,636 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:43,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (107)] Waiting until timeout for monitored process [2024-11-09 00:00:48,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:48,610 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:00:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:00:49,228 INFO L255 TraceCheckSpWp]: Trace formula consists of 1092 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-09 00:00:49,230 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:00:51,407 INFO L134 CoverageAnalysis]: Checked inductivity of 816 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-09 00:00:51,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (107)] Ended with exit code 0 [2024-11-09 00:00:56,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:00:56,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 280 states and 329 transitions. [2024-11-09 00:00:56,089 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 329 transitions. [2024-11-09 00:00:56,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-09 00:00:56,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:00:56,090 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:00:56,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:00:56,091 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:00:56,092 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (108)] Waiting until timeout for monitored process [2024-11-09 00:01:01,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:01,227 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:01,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:01,755 INFO L255 TraceCheckSpWp]: Trace formula consists of 1153 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:01:01,756 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:02,940 INFO L134 CoverageAnalysis]: Checked inductivity of 1384 backedges. 0 proven. 786 refuted. 0 times theorem prover too weak. 598 trivial. 0 not checked. [2024-11-09 00:01:02,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (108)] Ended with exit code 0 [2024-11-09 00:01:06,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:06,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 283 states and 331 transitions. [2024-11-09 00:01:06,034 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 331 transitions. [2024-11-09 00:01:06,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-09 00:01:06,034 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:06,034 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:06,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:06,035 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:06,037 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2024-11-09 00:01:11,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:11,230 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:11,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:11,764 INFO L255 TraceCheckSpWp]: Trace formula consists of 1164 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-09 00:01:11,765 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:11,988 INFO L134 CoverageAnalysis]: Checked inductivity of 1450 backedges. 410 proven. 40 refuted. 0 times theorem prover too weak. 1000 trivial. 0 not checked. [2024-11-09 00:01:12,019 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (109)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:16,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:16,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 284 states and 331 transitions. [2024-11-09 00:01:16,222 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 331 transitions. [2024-11-09 00:01:16,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-09 00:01:16,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:16,223 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:16,223 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:16,224 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:16,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (110)] Waiting until timeout for monitored process [2024-11-09 00:01:21,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:21,583 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:22,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:22,214 INFO L255 TraceCheckSpWp]: Trace formula consists of 1094 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-09 00:01:22,215 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:22,896 INFO L134 CoverageAnalysis]: Checked inductivity of 861 backedges. 0 proven. 480 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-09 00:01:22,928 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (110)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:23,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:23,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 287 states and 334 transitions. [2024-11-09 00:01:23,078 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 334 transitions. [2024-11-09 00:01:23,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2024-11-09 00:01:23,079 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:23,079 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:23,079 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:23,082 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:23,085 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (111)] Waiting until timeout for monitored process [2024-11-09 00:01:28,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:28,318 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:28,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:28,944 INFO L255 TraceCheckSpWp]: Trace formula consists of 1106 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-09 00:01:28,946 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:31,304 INFO L134 CoverageAnalysis]: Checked inductivity of 877 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-09 00:01:31,338 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (111)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:36,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:36,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 288 states and 335 transitions. [2024-11-09 00:01:36,231 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 335 transitions. [2024-11-09 00:01:36,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-09 00:01:36,231 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:36,232 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:36,232 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:36,233 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:36,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2024-11-09 00:01:41,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:41,627 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:42,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:42,198 INFO L255 TraceCheckSpWp]: Trace formula consists of 1169 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:01:42,199 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:43,490 INFO L134 CoverageAnalysis]: Checked inductivity of 1483 backedges. 0 proven. 868 refuted. 0 times theorem prover too weak. 615 trivial. 0 not checked. [2024-11-09 00:01:43,523 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (112)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:46,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:46,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 291 states and 337 transitions. [2024-11-09 00:01:46,754 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 337 transitions. [2024-11-09 00:01:46,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-09 00:01:46,754 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:46,755 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:46,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:46,760 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:46,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (113)] Waiting until timeout for monitored process [2024-11-09 00:01:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:52,216 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:01:52,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:01:53,003 INFO L255 TraceCheckSpWp]: Trace formula consists of 1180 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:01:53,004 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:01:53,246 INFO L134 CoverageAnalysis]: Checked inductivity of 1552 backedges. 492 proven. 60 refuted. 0 times theorem prover too weak. 1000 trivial. 0 not checked. [2024-11-09 00:01:53,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (113)] Forceful destruction successful, exit code 0 [2024-11-09 00:01:57,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:01:57,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 292 states and 337 transitions. [2024-11-09 00:01:57,744 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 337 transitions. [2024-11-09 00:01:57,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2024-11-09 00:01:57,745 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:01:57,745 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:01:57,745 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:01:57,746 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:01:57,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (114)] Waiting until timeout for monitored process [2024-11-09 00:02:03,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:03,320 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:03,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:03,861 INFO L255 TraceCheckSpWp]: Trace formula consists of 1108 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-09 00:02:03,864 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:04,565 INFO L134 CoverageAnalysis]: Checked inductivity of 925 backedges. 0 proven. 544 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-09 00:02:04,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (114)] Forceful destruction successful, exit code 0 [2024-11-09 00:02:04,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:04,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 295 states and 340 transitions. [2024-11-09 00:02:04,731 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 340 transitions. [2024-11-09 00:02:04,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2024-11-09 00:02:04,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:04,731 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:04,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:04,732 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:04,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2024-11-09 00:02:10,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:10,487 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:11,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:11,209 INFO L255 TraceCheckSpWp]: Trace formula consists of 1120 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 00:02:11,212 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:13,704 INFO L134 CoverageAnalysis]: Checked inductivity of 942 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-11-09 00:02:13,739 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (115)] Forceful destruction successful, exit code 0 [2024-11-09 00:02:18,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:18,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 296 states and 341 transitions. [2024-11-09 00:02:18,714 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 341 transitions. [2024-11-09 00:02:18,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-09 00:02:18,715 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:18,715 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:18,715 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:18,717 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:18,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (116)] Waiting until timeout for monitored process [2024-11-09 00:02:24,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:24,485 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:24,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:25,042 INFO L255 TraceCheckSpWp]: Trace formula consists of 1185 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-09 00:02:25,043 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:26,274 INFO L134 CoverageAnalysis]: Checked inductivity of 1586 backedges. 0 proven. 950 refuted. 0 times theorem prover too weak. 636 trivial. 0 not checked. [2024-11-09 00:02:26,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (116)] Ended with exit code 0 [2024-11-09 00:02:29,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:29,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 299 states and 343 transitions. [2024-11-09 00:02:29,755 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 343 transitions. [2024-11-09 00:02:29,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-09 00:02:29,756 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:29,756 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:02:29,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:02:29,757 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:02:29,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (117)] Waiting until timeout for monitored process [2024-11-09 00:02:35,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:35,613 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:02:36,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:36,268 INFO L255 TraceCheckSpWp]: Trace formula consists of 1196 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-09 00:02:36,270 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:02:36,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1658 backedges. 574 proven. 84 refuted. 0 times theorem prover too weak. 1000 trivial. 0 not checked. [2024-11-09 00:02:36,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5ec4cd1b-339a-494c-b25e-2067ead33424/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (117)] Forceful destruction successful, exit code 0