./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/sync-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b --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 f09af5b21dd53da868fbc34f2a3c1b34b966484053dddbaa298a91d068be7585 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:41:29,869 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:41:29,923 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 04:41:29,927 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 04:41:29,927 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 04:41:29,944 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:41:29,945 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:41:29,945 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:41:29,946 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:41:29,946 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:41:29,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:41:29,946 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:41:29,946 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 04:41:29,946 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:41:29,946 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:41:29,947 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:41:29,947 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:41:29,947 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:41:29,947 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:41:29,947 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:41:29,947 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:41:29,947 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:41:29,947 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:41:29,947 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:41:29,947 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:41:29,947 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:41:29,948 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:41:29,948 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:41:29,948 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:41:29,948 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:41:29,948 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 04:41:29,948 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 04:41:29,948 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b 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 -> f09af5b21dd53da868fbc34f2a3c1b34b966484053dddbaa298a91d068be7585 [2024-12-06 04:41:30,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:41:30,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:41:30,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:41:30,165 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:41:30,165 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:41:30,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/sync-1.i [2024-12-06 04:41:32,777 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/data/603fdd945/11de5f5843d24e5ca9e54781f222f889/FLAG7a56fc19f [2024-12-06 04:41:33,099 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:41:33,100 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/sv-benchmarks/c/busybox-1.22.0/sync-1.i [2024-12-06 04:41:33,121 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/data/603fdd945/11de5f5843d24e5ca9e54781f222f889/FLAG7a56fc19f [2024-12-06 04:41:33,357 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/data/603fdd945/11de5f5843d24e5ca9e54781f222f889 [2024-12-06 04:41:33,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:41:33,360 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:41:33,361 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:41:33,361 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:41:33,364 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:41:33,364 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:41:33" (1/1) ... [2024-12-06 04:41:33,365 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@754b7fd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:33, skipping insertion in model container [2024-12-06 04:41:33,365 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:41:33" (1/1) ... [2024-12-06 04:41:33,399 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:41:34,078 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:41:34,099 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:41:34,178 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:41:34,297 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 04:41:34,303 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:41:34,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34 WrapperNode [2024-12-06 04:41:34,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:41:34,304 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:41:34,305 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:41:34,305 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:41:34,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,335 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,378 INFO L138 Inliner]: procedures = 540, calls = 474, calls flagged for inlining = 16, calls inlined = 15, statements flattened = 726 [2024-12-06 04:41:34,379 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:41:34,379 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:41:34,379 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:41:34,379 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:41:34,387 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,387 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,395 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,396 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,421 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,424 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,428 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,434 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,437 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,445 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:41:34,446 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:41:34,446 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:41:34,446 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:41:34,447 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:41:34" (1/1) ... [2024-12-06 04:41:34,452 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:41:34,465 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:41:34,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:41:34,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:41:34,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 04:41:34,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-12-06 04:41:34,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-06 04:41:34,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 04:41:34,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 04:41:34,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:41:34,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 04:41:34,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:41:34,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:41:34,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 04:41:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 04:41:34,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 04:41:34,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 04:41:34,507 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:41:34,507 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:41:34,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 04:41:34,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 04:41:34,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 04:41:34,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 04:41:34,755 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:41:34,757 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:41:35,377 INFO L? ?]: Removed 231 outVars from TransFormulas that were not future-live. [2024-12-06 04:41:35,377 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:41:35,520 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:41:35,520 INFO L312 CfgBuilder]: Removed 9 assume(true) statements. [2024-12-06 04:41:35,521 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:41:35 BoogieIcfgContainer [2024-12-06 04:41:35,521 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:41:35,521 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:41:35,522 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:41:35,532 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:41:35,532 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:41:35" (1/1) ... [2024-12-06 04:41:35,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:41:35,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:35,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 122 states and 145 transitions. [2024-12-06 04:41:35,590 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 145 transitions. [2024-12-06 04:41:35,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 04:41:35,592 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:35,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:35,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:36,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:36,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:36,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 124 states and 148 transitions. [2024-12-06 04:41:36,102 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 148 transitions. [2024-12-06 04:41:36,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:41:36,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:36,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:36,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:36,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:36,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:36,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 125 states and 149 transitions. [2024-12-06 04:41:36,332 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 149 transitions. [2024-12-06 04:41:36,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 04:41:36,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:36,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:36,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:36,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:36,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 127 states and 152 transitions. [2024-12-06 04:41:36,602 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 152 transitions. [2024-12-06 04:41:36,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:41:36,605 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:36,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:36,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:36,753 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 04:41:36,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:36,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 126 states and 151 transitions. [2024-12-06 04:41:36,835 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 151 transitions. [2024-12-06 04:41:36,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:41:36,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:36,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:36,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:37,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:37,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:37,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 127 states and 152 transitions. [2024-12-06 04:41:37,081 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 152 transitions. [2024-12-06 04:41:37,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-06 04:41:37,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:37,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:37,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:37,260 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 04:41:37,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:37,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 126 states and 151 transitions. [2024-12-06 04:41:37,381 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 151 transitions. [2024-12-06 04:41:37,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-06 04:41:37,382 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:37,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:37,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:37,501 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-06 04:41:37,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:37,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 125 states and 150 transitions. [2024-12-06 04:41:37,537 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 150 transitions. [2024-12-06 04:41:37,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:41:37,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:37,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:37,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:37,725 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:37,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:37,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 128 states and 153 transitions. [2024-12-06 04:41:37,908 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 153 transitions. [2024-12-06 04:41:37,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:41:37,909 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:37,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:37,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:38,085 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:38,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:38,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 131 states and 156 transitions. [2024-12-06 04:41:38,223 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 156 transitions. [2024-12-06 04:41:38,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:41:38,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:38,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:38,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:38,405 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:38,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:38,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 134 states and 159 transitions. [2024-12-06 04:41:38,558 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 159 transitions. [2024-12-06 04:41:38,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:41:38,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:38,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:38,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:38,752 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:38,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:38,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 137 states and 162 transitions. [2024-12-06 04:41:38,927 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 162 transitions. [2024-12-06 04:41:38,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:41:38,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:38,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:38,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:39,164 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:39,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:39,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 140 states and 165 transitions. [2024-12-06 04:41:39,356 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 165 transitions. [2024-12-06 04:41:39,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 04:41:39,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:39,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:39,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:39,647 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:39,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:39,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 143 states and 168 transitions. [2024-12-06 04:41:39,851 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 168 transitions. [2024-12-06 04:41:39,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 04:41:39,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:39,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:39,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:40,097 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:40,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:40,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 146 states and 171 transitions. [2024-12-06 04:41:40,307 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 171 transitions. [2024-12-06 04:41:40,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 04:41:40,307 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:40,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:40,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:40,634 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:41:40,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:40,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 149 states and 173 transitions. [2024-12-06 04:41:40,775 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 173 transitions. [2024-12-06 04:41:40,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 04:41:40,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:40,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:40,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:41,119 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:41:41,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:41,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 148 states and 172 transitions. [2024-12-06 04:41:41,281 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 172 transitions. [2024-12-06 04:41:41,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 04:41:41,282 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:41,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:41,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:41,434 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:41:41,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:41,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 147 states and 171 transitions. [2024-12-06 04:41:41,458 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 171 transitions. [2024-12-06 04:41:41,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 04:41:41,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:41,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:41,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:41,614 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:41:41,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:41,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 146 states and 170 transitions. [2024-12-06 04:41:41,716 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 170 transitions. [2024-12-06 04:41:41,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 04:41:41,717 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:41,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:41,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:41,932 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:41:41,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:41,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 148 states and 173 transitions. [2024-12-06 04:41:41,996 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 173 transitions. [2024-12-06 04:41:41,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 04:41:41,997 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:41,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:42,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:42,536 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:41:42,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:42,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 66 states and 73 transitions. [2024-12-06 04:41:42,880 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2024-12-06 04:41:42,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 04:41:42,881 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:42,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:42,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:43,000 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:41:43,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:43,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 74 transitions. [2024-12-06 04:41:43,014 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 74 transitions. [2024-12-06 04:41:43,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 04:41:43,014 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:43,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:43,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:43,200 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 04:41:43,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:43,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 72 states and 83 transitions. [2024-12-06 04:41:43,553 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 83 transitions. [2024-12-06 04:41:43,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 04:41:43,554 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:43,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:43,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:43,767 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:41:44,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:44,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 74 states and 87 transitions. [2024-12-06 04:41:44,057 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 87 transitions. [2024-12-06 04:41:44,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 04:41:44,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:44,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:44,221 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 04:41:44,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:44,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 75 states and 88 transitions. [2024-12-06 04:41:44,240 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 88 transitions. [2024-12-06 04:41:44,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 04:41:44,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:44,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:44,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:44,417 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 04:41:44,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:44,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 74 states and 87 transitions. [2024-12-06 04:41:44,630 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 87 transitions. [2024-12-06 04:41:44,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 04:41:44,630 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:44,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:44,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:44,870 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-06 04:41:45,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:45,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 89 transitions. [2024-12-06 04:41:45,349 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 89 transitions. [2024-12-06 04:41:45,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-06 04:41:45,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:45,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:45,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:45,459 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-12-06 04:41:45,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:45,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 77 states and 92 transitions. [2024-12-06 04:41:45,823 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 92 transitions. [2024-12-06 04:41:45,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-12-06 04:41:45,823 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:45,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:45,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:46,002 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:41:46,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:46,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 78 states and 93 transitions. [2024-12-06 04:41:46,234 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 93 transitions. [2024-12-06 04:41:46,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 04:41:46,234 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:46,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:46,348 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2024-12-06 04:41:46,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:46,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 76 states and 89 transitions. [2024-12-06 04:41:46,553 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 89 transitions. [2024-12-06 04:41:46,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 04:41:46,553 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:46,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:46,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:46,714 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-12-06 04:41:46,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:46,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 77 states and 89 transitions. [2024-12-06 04:41:46,828 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 89 transitions. [2024-12-06 04:41:46,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 04:41:46,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:46,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:46,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:47,067 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:41:47,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:47,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 80 states and 92 transitions. [2024-12-06 04:41:47,499 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 92 transitions. [2024-12-06 04:41:47,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-06 04:41:47,500 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:47,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:47,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:47,709 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:41:48,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:48,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 83 states and 95 transitions. [2024-12-06 04:41:48,128 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 95 transitions. [2024-12-06 04:41:48,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-06 04:41:48,128 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:48,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:48,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:48,406 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:41:48,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:48,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 86 states and 98 transitions. [2024-12-06 04:41:48,828 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 98 transitions. [2024-12-06 04:41:48,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-06 04:41:48,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:48,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:48,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:49,109 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:41:49,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:49,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 89 states and 101 transitions. [2024-12-06 04:41:49,469 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 101 transitions. [2024-12-06 04:41:49,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-12-06 04:41:49,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:49,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:49,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:49,769 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:41:50,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:50,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 92 states and 104 transitions. [2024-12-06 04:41:50,156 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 104 transitions. [2024-12-06 04:41:50,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-06 04:41:50,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:50,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:50,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:50,436 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:41:50,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:50,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 95 states and 107 transitions. [2024-12-06 04:41:50,828 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 107 transitions. [2024-12-06 04:41:50,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-06 04:41:50,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:50,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:50,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:51,134 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:41:51,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:51,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 98 states and 110 transitions. [2024-12-06 04:41:51,609 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 110 transitions. [2024-12-06 04:41:51,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-06 04:41:51,610 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:51,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:51,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:51,878 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:41:52,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:41:52,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 101 states and 112 transitions. [2024-12-06 04:41:52,172 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 112 transitions. [2024-12-06 04:41:52,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-06 04:41:52,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:41:52,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:41:52,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:41:55,990 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-12-06 04:42:10,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:10,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 174 states and 209 transitions. [2024-12-06 04:42:10,677 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 209 transitions. [2024-12-06 04:42:10,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-06 04:42:10,677 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:10,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:10,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:10,952 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:42:11,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:11,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 176 states and 213 transitions. [2024-12-06 04:42:11,091 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 213 transitions. [2024-12-06 04:42:11,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 04:42:11,091 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:11,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:11,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:11,205 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:42:11,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:11,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 177 states and 214 transitions. [2024-12-06 04:42:11,228 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 214 transitions. [2024-12-06 04:42:11,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 04:42:11,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:11,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:11,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:11,359 INFO L134 CoverageAnalysis]: Checked inductivity of 335 backedges. 43 proven. 1 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:42:11,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:11,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 178 states and 216 transitions. [2024-12-06 04:42:11,705 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 216 transitions. [2024-12-06 04:42:11,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-06 04:42:11,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:11,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:11,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:12,069 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 148 proven. 28 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-06 04:42:12,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:12,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 140 states and 171 transitions. [2024-12-06 04:42:12,330 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 171 transitions. [2024-12-06 04:42:12,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-06 04:42:12,330 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:12,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:12,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:12,975 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 149 proven. 28 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:42:13,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:13,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 141 states and 171 transitions. [2024-12-06 04:42:13,361 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 171 transitions. [2024-12-06 04:42:13,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-12-06 04:42:13,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:13,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:13,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:13,707 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:42:14,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:14,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 143 states and 175 transitions. [2024-12-06 04:42:14,054 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 175 transitions. [2024-12-06 04:42:14,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 04:42:14,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:14,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:14,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:14,402 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:42:15,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:15,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 146 states and 179 transitions. [2024-12-06 04:42:15,029 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 179 transitions. [2024-12-06 04:42:15,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 04:42:15,030 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:15,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:15,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:15,317 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-12-06 04:42:18,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:18,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 155 states and 196 transitions. [2024-12-06 04:42:18,175 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 196 transitions. [2024-12-06 04:42:18,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 04:42:18,176 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:18,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:18,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:18,326 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-12-06 04:42:18,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:18,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 156 states and 196 transitions. [2024-12-06 04:42:18,760 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 196 transitions. [2024-12-06 04:42:18,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:42:18,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:18,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:18,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:19,054 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-12-06 04:42:22,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:22,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 166 states and 214 transitions. [2024-12-06 04:42:22,045 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 214 transitions. [2024-12-06 04:42:22,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-06 04:42:22,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:22,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:22,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:22,206 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-12-06 04:42:22,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:22,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 167 states and 214 transitions. [2024-12-06 04:42:22,669 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 214 transitions. [2024-12-06 04:42:22,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-12-06 04:42:22,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:22,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:22,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:23,147 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2024-12-06 04:42:24,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:24,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 166 states and 213 transitions. [2024-12-06 04:42:24,049 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 213 transitions. [2024-12-06 04:42:24,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 04:42:24,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:24,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:24,348 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2024-12-06 04:42:36,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:36,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 211 states and 280 transitions. [2024-12-06 04:42:36,441 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 280 transitions. [2024-12-06 04:42:36,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-06 04:42:36,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:36,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:36,640 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2024-12-06 04:42:49,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:49,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 247 states and 333 transitions. [2024-12-06 04:42:49,317 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 333 transitions. [2024-12-06 04:42:49,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-12-06 04:42:49,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:49,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:49,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:49,501 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 77 proven. 5 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:42:50,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:50,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 250 states and 336 transitions. [2024-12-06 04:42:50,901 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 336 transitions. [2024-12-06 04:42:50,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-06 04:42:50,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:50,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:50,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:51,102 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2024-12-06 04:42:51,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:51,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 252 states and 337 transitions. [2024-12-06 04:42:51,957 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 337 transitions. [2024-12-06 04:42:51,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-06 04:42:51,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:51,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:52,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:52,116 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2024-12-06 04:42:52,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:52,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 254 states and 338 transitions. [2024-12-06 04:42:52,903 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 338 transitions. [2024-12-06 04:42:52,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2024-12-06 04:42:52,904 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:52,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:52,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:53,075 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 108 proven. 12 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:42:54,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:54,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 257 states and 341 transitions. [2024-12-06 04:42:54,075 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 341 transitions. [2024-12-06 04:42:54,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-06 04:42:54,076 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:54,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:54,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:54,338 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 139 proven. 22 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:42:55,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:55,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 260 states and 344 transitions. [2024-12-06 04:42:55,263 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 344 transitions. [2024-12-06 04:42:55,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-06 04:42:55,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:55,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:55,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:55,496 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 170 proven. 35 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:42:56,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:56,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 263 states and 347 transitions. [2024-12-06 04:42:56,440 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 347 transitions. [2024-12-06 04:42:56,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-06 04:42:56,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:56,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:56,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:56,698 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 201 proven. 51 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:42:57,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:57,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 266 states and 350 transitions. [2024-12-06 04:42:57,689 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 350 transitions. [2024-12-06 04:42:57,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-12-06 04:42:57,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:57,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:57,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:57,932 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 232 proven. 70 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:42:58,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:42:58,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 269 states and 353 transitions. [2024-12-06 04:42:58,943 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 353 transitions. [2024-12-06 04:42:58,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-12-06 04:42:58,944 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:42:58,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:42:59,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:42:59,203 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 263 proven. 92 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:43:00,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:00,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 272 states and 356 transitions. [2024-12-06 04:43:00,241 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 356 transitions. [2024-12-06 04:43:00,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-12-06 04:43:00,241 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:00,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:43:00,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:00,619 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 294 proven. 117 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:43:01,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:01,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 275 states and 358 transitions. [2024-12-06 04:43:01,341 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 358 transitions. [2024-12-06 04:43:01,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-06 04:43:01,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:01,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 04:43:02,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:43:02,548 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 04:43:02,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:43:13,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 04:43:13,332 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) [2024-12-06 04:43:13,336 INFO L158 Benchmark]: Toolchain (without parser) took 99975.85ms. Allocated memory was 117.4MB in the beginning and 838.9MB in the end (delta: 721.4MB). Free memory was 89.4MB in the beginning and 492.2MB in the end (delta: -402.9MB). Peak memory consumption was 321.4MB. Max. memory is 16.1GB. [2024-12-06 04:43:13,336 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 04:43:13,337 INFO L158 Benchmark]: CACSL2BoogieTranslator took 942.98ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 64.3MB in the end (delta: 24.8MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. [2024-12-06 04:43:13,337 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.39ms. Allocated memory is still 117.4MB. Free memory was 64.3MB in the beginning and 57.1MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:43:13,337 INFO L158 Benchmark]: Boogie Preprocessor took 66.38ms. Allocated memory is still 117.4MB. Free memory was 57.1MB in the beginning and 51.4MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 04:43:13,337 INFO L158 Benchmark]: RCFGBuilder took 1074.68ms. Allocated memory is still 117.4MB. Free memory was 51.4MB in the beginning and 48.0MB in the end (delta: 3.3MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2024-12-06 04:43:13,338 INFO L158 Benchmark]: CodeCheck took 97813.94ms. Allocated memory was 117.4MB in the beginning and 838.9MB in the end (delta: 721.4MB). Free memory was 48.0MB in the beginning and 492.2MB in the end (delta: -444.2MB). Peak memory consumption was 275.9MB. Max. memory is 16.1GB. [2024-12-06 04:43:13,339 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 0.34ms. Allocated memory is still 117.4MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 942.98ms. Allocated memory is still 117.4MB. Free memory was 89.2MB in the beginning and 64.3MB in the end (delta: 24.8MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.39ms. Allocated memory is still 117.4MB. Free memory was 64.3MB in the beginning and 57.1MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.38ms. Allocated memory is still 117.4MB. Free memory was 57.1MB in the beginning and 51.4MB in the end (delta: 5.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1074.68ms. Allocated memory is still 117.4MB. Free memory was 51.4MB in the beginning and 48.0MB in the end (delta: 3.3MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. * CodeCheck took 97813.94ms. Allocated memory was 117.4MB in the beginning and 838.9MB in the end (delta: 721.4MB). Free memory was 48.0MB in the beginning and 492.2MB in the end (delta: -444.2MB). Peak memory consumption was 275.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 04:43:13,370 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/sync-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b --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 f09af5b21dd53da868fbc34f2a3c1b34b966484053dddbaa298a91d068be7585 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 04:43:15,216 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 04:43:15,296 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 04:43:15,320 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 04:43:15,321 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 04:43:15,321 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 04:43:15,321 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 04:43:15,321 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 04:43:15,321 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 04:43:15,322 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 04:43:15,322 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 04:43:15,322 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 04:43:15,322 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 04:43:15,322 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 04:43:15,322 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 04:43:15,322 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 04:43:15,322 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 04:43:15,323 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 04:43:15,323 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 04:43:15,323 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 04:43:15,323 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 04:43:15,323 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 04:43:15,323 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 04:43:15,323 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 04:43:15,323 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 04:43:15,324 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:15,324 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 04:43:15,324 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 04:43:15,324 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:43:15,324 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 04:43:15,324 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 04:43:15,324 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 04:43:15,324 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 04:43:15,324 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:15,324 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 04:43:15,324 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b 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 -> f09af5b21dd53da868fbc34f2a3c1b34b966484053dddbaa298a91d068be7585 [2024-12-06 04:43:15,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 04:43:15,568 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 04:43:15,570 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 04:43:15,571 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 04:43:15,572 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 04:43:15,573 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/sync-1.i [2024-12-06 04:43:18,241 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/data/da9c475a3/9d7792d6bd5f4ff7bcc2997f12381e3d/FLAGcbde83275 [2024-12-06 04:43:18,511 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 04:43:18,512 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/sv-benchmarks/c/busybox-1.22.0/sync-1.i [2024-12-06 04:43:18,528 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/data/da9c475a3/9d7792d6bd5f4ff7bcc2997f12381e3d/FLAGcbde83275 [2024-12-06 04:43:18,540 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/data/da9c475a3/9d7792d6bd5f4ff7bcc2997f12381e3d [2024-12-06 04:43:18,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 04:43:18,543 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 04:43:18,544 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 04:43:18,544 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 04:43:18,548 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 04:43:18,548 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:43:18" (1/1) ... [2024-12-06 04:43:18,549 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31fb515f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:18, skipping insertion in model container [2024-12-06 04:43:18,549 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 04:43:18" (1/1) ... [2024-12-06 04:43:18,583 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 04:43:19,221 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:43:19,223 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:43:19,227 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:43:19,228 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:43:19,232 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:43:19,232 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:43:19,234 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:43:19,234 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:43:19,236 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:43:19,239 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:43:19,241 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:43:19,242 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:43:19,247 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:43:19,247 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:43:19,254 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:43:19,266 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 04:43:19,277 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:43:19,304 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 04:43:19,401 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 04:43:19,526 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-06 04:43:19,532 INFO L204 MainTranslator]: Completed translation [2024-12-06 04:43:19,532 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:19 WrapperNode [2024-12-06 04:43:19,532 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 04:43:19,533 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 04:43:19,533 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 04:43:19,533 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 04:43:19,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:19" (1/1) ... [2024-12-06 04:43:19,565 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:19" (1/1) ... [2024-12-06 04:43:19,618 INFO L138 Inliner]: procedures = 551, calls = 474, calls flagged for inlining = 16, calls inlined = 15, statements flattened = 707 [2024-12-06 04:43:19,618 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 04:43:19,619 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 04:43:19,619 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 04:43:19,619 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 04:43:19,626 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:19" (1/1) ... [2024-12-06 04:43:19,627 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:19" (1/1) ... [2024-12-06 04:43:19,636 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:19" (1/1) ... [2024-12-06 04:43:19,637 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:19" (1/1) ... [2024-12-06 04:43:19,667 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:19" (1/1) ... [2024-12-06 04:43:19,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:19" (1/1) ... [2024-12-06 04:43:19,674 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:19" (1/1) ... [2024-12-06 04:43:19,683 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:19" (1/1) ... [2024-12-06 04:43:19,687 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:19" (1/1) ... [2024-12-06 04:43:19,697 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 04:43:19,698 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 04:43:19,699 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 04:43:19,699 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 04:43:19,700 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 04:43:19" (1/1) ... [2024-12-06 04:43:19,705 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 04:43:19,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 04:43:19,730 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 04:43:19,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 04:43:19,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 04:43:19,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-12-06 04:43:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 04:43:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-06 04:43:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 04:43:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 04:43:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 04:43:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2024-12-06 04:43:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2024-12-06 04:43:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2024-12-06 04:43:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 04:43:19,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 04:43:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-12-06 04:43:19,757 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-06 04:43:19,757 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-06 04:43:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 04:43:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-06 04:43:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 04:43:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 04:43:19,758 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 04:43:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 04:43:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 04:43:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-12-06 04:43:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 04:43:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-12-06 04:43:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-12-06 04:43:19,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-12-06 04:43:20,072 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 04:43:20,074 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 04:43:21,158 INFO L? ?]: Removed 217 outVars from TransFormulas that were not future-live. [2024-12-06 04:43:21,158 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 04:43:21,325 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 04:43:21,326 INFO L312 CfgBuilder]: Removed 9 assume(true) statements. [2024-12-06 04:43:21,326 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:43:21 BoogieIcfgContainer [2024-12-06 04:43:21,326 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 04:43:21,327 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 04:43:21,327 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 04:43:21,336 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 04:43:21,336 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 04:43:21" (1/1) ... [2024-12-06 04:43:21,343 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 04:43:21,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:21,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 122 states and 145 transitions. [2024-12-06 04:43:21,391 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 145 transitions. [2024-12-06 04:43:21,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-06 04:43:21,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:21,396 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:21,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:21,398 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:21,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 04:43:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:21,673 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:22,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:22,313 INFO L256 TraceCheckSpWp]: Trace formula consists of 425 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:43:22,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:22,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:43:22,324 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 04:43:22,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:22,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 121 states and 144 transitions. [2024-12-06 04:43:22,807 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 144 transitions. [2024-12-06 04:43:22,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 04:43:22,808 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:22,808 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:22,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:22,810 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:22,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 04:43:23,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:23,575 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:23,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:23,964 INFO L256 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:43:23,965 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:23,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:43:23,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 04:43:24,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:24,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 124 states and 148 transitions. [2024-12-06 04:43:24,478 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 148 transitions. [2024-12-06 04:43:24,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 04:43:24,478 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:24,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:24,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:24,480 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:24,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 04:43:25,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:25,170 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:25,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:25,546 INFO L256 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:43:25,547 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:25,598 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:43:25,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 04:43:25,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:25,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 127 states and 151 transitions. [2024-12-06 04:43:25,761 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 151 transitions. [2024-12-06 04:43:25,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-06 04:43:25,761 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:25,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:25,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:25,763 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:25,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 04:43:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:26,380 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:26,760 INFO L256 TraceCheckSpWp]: Trace formula consists of 452 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:43:26,761 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:26,842 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:43:26,846 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 04:43:27,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:27,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 130 states and 154 transitions. [2024-12-06 04:43:27,050 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 154 transitions. [2024-12-06 04:43:27,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-06 04:43:27,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:27,051 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:27,051 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:27,052 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:27,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 04:43:27,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:27,792 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:28,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:28,273 INFO L256 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:43:28,274 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:28,386 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:43:28,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 04:43:28,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:28,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 133 states and 157 transitions. [2024-12-06 04:43:28,639 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 157 transitions. [2024-12-06 04:43:28,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 04:43:28,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:28,640 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:28,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:28,641 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:28,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 04:43:29,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:29,308 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:29,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:29,720 INFO L256 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 04:43:29,721 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:29,859 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:43:29,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 04:43:30,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:30,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 136 states and 160 transitions. [2024-12-06 04:43:30,127 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 160 transitions. [2024-12-06 04:43:30,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 04:43:30,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:30,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:30,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:30,129 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:30,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 04:43:30,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:30,767 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:31,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:31,239 INFO L256 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:43:31,240 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:31,398 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:43:31,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 04:43:31,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:31,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 139 states and 163 transitions. [2024-12-06 04:43:31,692 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 163 transitions. [2024-12-06 04:43:31,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-06 04:43:31,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:31,692 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:31,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:31,693 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:31,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 04:43:32,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:32,325 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:32,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:32,737 INFO L256 TraceCheckSpWp]: Trace formula consists of 504 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:43:32,738 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:32,928 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:43:32,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 04:43:33,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:33,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 142 states and 166 transitions. [2024-12-06 04:43:33,300 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 166 transitions. [2024-12-06 04:43:33,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 04:43:33,300 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:33,300 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:33,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:33,302 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:33,303 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 04:43:34,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:34,005 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:34,527 INFO L256 TraceCheckSpWp]: Trace formula consists of 517 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:43:34,529 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:34,753 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:43:34,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 04:43:35,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:35,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 145 states and 169 transitions. [2024-12-06 04:43:35,158 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 169 transitions. [2024-12-06 04:43:35,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-06 04:43:35,158 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:35,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:35,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:35,160 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:35,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 04:43:35,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:35,858 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:36,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:36,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 530 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:43:36,286 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:36,518 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:43:36,522 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 04:43:36,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:36,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 148 states and 172 transitions. [2024-12-06 04:43:36,932 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 172 transitions. [2024-12-06 04:43:36,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 04:43:36,933 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:36,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:36,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:36,935 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:36,936 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 04:43:37,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:37,635 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:38,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:38,129 INFO L256 TraceCheckSpWp]: Trace formula consists of 543 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:43:38,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:38,411 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:43:38,416 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 04:43:38,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:38,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 151 states and 175 transitions. [2024-12-06 04:43:38,929 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 175 transitions. [2024-12-06 04:43:38,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-06 04:43:38,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:38,929 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:38,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:38,930 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:38,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 04:43:39,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:39,694 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:40,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:40,129 INFO L256 TraceCheckSpWp]: Trace formula consists of 556 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 04:43:40,130 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:40,457 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 04:43:40,462 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 04:43:41,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:41,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 148 states and 170 transitions. [2024-12-06 04:43:41,041 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 170 transitions. [2024-12-06 04:43:41,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-06 04:43:41,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:41,041 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:41,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:41,043 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:41,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 04:43:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:41,320 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:41,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:41,719 INFO L256 TraceCheckSpWp]: Trace formula consists of 563 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:43:41,720 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:41,723 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:43:41,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 04:43:41,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:41,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 147 states and 169 transitions. [2024-12-06 04:43:41,735 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 169 transitions. [2024-12-06 04:43:41,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 04:43:41,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:41,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:41,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:41,737 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:41,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 04:43:42,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:42,690 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:43,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:43,146 INFO L256 TraceCheckSpWp]: Trace formula consists of 564 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:43:43,147 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:43,462 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:43:43,469 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 04:43:43,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:43,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 146 states and 168 transitions. [2024-12-06 04:43:43,874 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 168 transitions. [2024-12-06 04:43:43,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-06 04:43:43,875 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:43,875 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:43,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:43,877 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:43,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 04:43:44,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:44,204 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:44,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:44,633 INFO L256 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:43:44,634 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:44,635 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:43:44,638 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 04:43:44,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:44,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 145 states and 167 transitions. [2024-12-06 04:43:44,643 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 167 transitions. [2024-12-06 04:43:44,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 04:43:44,643 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:44,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:44,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:44,645 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:44,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 04:43:44,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:44,975 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:45,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:45,405 INFO L256 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:43:45,406 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:45,565 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:43:45,568 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 04:43:45,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:45,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 144 states and 166 transitions. [2024-12-06 04:43:45,790 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 166 transitions. [2024-12-06 04:43:45,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 04:43:45,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:45,791 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:45,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:45,792 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:45,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 04:43:46,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:46,153 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:46,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:46,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 635 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:43:46,622 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:46,624 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:43:46,627 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 04:43:46,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:46,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 143 states and 165 transitions. [2024-12-06 04:43:46,719 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 165 transitions. [2024-12-06 04:43:46,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-06 04:43:46,719 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:46,719 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:46,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:46,721 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:46,721 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 04:43:47,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:47,120 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:47,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:47,585 INFO L256 TraceCheckSpWp]: Trace formula consists of 626 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:43:47,586 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:47,587 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:43:47,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 04:43:47,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:47,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 142 states and 164 transitions. [2024-12-06 04:43:47,597 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 164 transitions. [2024-12-06 04:43:47,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 04:43:47,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:47,597 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:47,597 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:47,599 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:47,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 04:43:48,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:48,488 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:48,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:48,976 INFO L256 TraceCheckSpWp]: Trace formula consists of 636 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:43:48,977 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:49,173 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:43:49,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 04:43:49,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:49,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 145 states and 168 transitions. [2024-12-06 04:43:49,457 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 168 transitions. [2024-12-06 04:43:49,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 04:43:49,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:49,457 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:49,457 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:49,459 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:49,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 04:43:50,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:50,621 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:51,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:51,112 INFO L256 TraceCheckSpWp]: Trace formula consists of 633 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:43:51,113 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:51,406 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:43:51,412 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 04:43:52,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:52,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 63 states and 68 transitions. [2024-12-06 04:43:52,163 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 68 transitions. [2024-12-06 04:43:52,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-06 04:43:52,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:52,163 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:52,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:52,164 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:52,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 04:43:53,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:53,092 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:53,605 INFO L256 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:43:53,606 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:53,848 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:43:53,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 04:43:54,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:54,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 71 transitions. [2024-12-06 04:43:54,488 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 71 transitions. [2024-12-06 04:43:54,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 04:43:54,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:54,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:54,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:54,490 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:54,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 04:43:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:55,431 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:55,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:55,959 INFO L256 TraceCheckSpWp]: Trace formula consists of 662 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:43:55,960 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:56,238 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:43:56,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 04:43:56,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:56,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 69 states and 74 transitions. [2024-12-06 04:43:56,951 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 74 transitions. [2024-12-06 04:43:56,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-06 04:43:56,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:56,951 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:56,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:56,953 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:56,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 04:43:57,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:57,991 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:43:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:43:58,601 INFO L256 TraceCheckSpWp]: Trace formula consists of 675 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 04:43:58,602 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:43:58,923 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:43:58,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 04:43:59,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:43:59,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 72 states and 77 transitions. [2024-12-06 04:43:59,699 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 77 transitions. [2024-12-06 04:43:59,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 04:43:59,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:43:59,699 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:43:59,699 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:43:59,701 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:43:59,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 04:44:00,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:00,738 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:01,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:01,303 INFO L256 TraceCheckSpWp]: Trace formula consists of 688 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 04:44:01,304 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:01,654 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:44:01,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 04:44:02,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:02,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 75 states and 80 transitions. [2024-12-06 04:44:02,477 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 80 transitions. [2024-12-06 04:44:02,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 04:44:02,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:02,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:02,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:02,479 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:02,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 04:44:03,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:03,436 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:03,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:04,060 INFO L256 TraceCheckSpWp]: Trace formula consists of 701 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 04:44:04,061 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:04,453 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:44:04,459 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 04:44:05,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:05,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 78 states and 83 transitions. [2024-12-06 04:44:05,313 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 83 transitions. [2024-12-06 04:44:05,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 04:44:05,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:05,314 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:05,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:05,315 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:05,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 04:44:06,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:06,430 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:06,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:06,860 INFO L256 TraceCheckSpWp]: Trace formula consists of 714 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-06 04:44:06,861 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:07,302 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:44:07,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 04:44:08,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:08,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 81 states and 86 transitions. [2024-12-06 04:44:08,222 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 86 transitions. [2024-12-06 04:44:08,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-06 04:44:08,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:08,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:08,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:08,223 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:08,224 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-06 04:44:09,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:09,299 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:09,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:09,780 INFO L256 TraceCheckSpWp]: Trace formula consists of 727 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:44:09,782 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:10,269 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:44:10,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-06 04:44:11,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:11,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 84 states and 89 transitions. [2024-12-06 04:44:11,306 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 89 transitions. [2024-12-06 04:44:11,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-06 04:44:11,306 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:11,307 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:11,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:11,308 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:11,309 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-06 04:44:12,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:12,550 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:12,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:12,956 INFO L256 TraceCheckSpWp]: Trace formula consists of 740 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-06 04:44:12,957 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:13,485 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:44:13,492 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-06 04:44:14,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:14,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 87 states and 92 transitions. [2024-12-06 04:44:14,509 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 92 transitions. [2024-12-06 04:44:14,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-06 04:44:14,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:14,510 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:14,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:14,512 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:14,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-06 04:44:15,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:15,721 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:16,220 INFO L256 TraceCheckSpWp]: Trace formula consists of 753 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-06 04:44:16,221 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:16,775 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:44:16,783 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-06 04:44:17,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:17,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 90 states and 95 transitions. [2024-12-06 04:44:17,931 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 95 transitions. [2024-12-06 04:44:17,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 04:44:17,931 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:17,932 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:17,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:17,933 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:17,934 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-06 04:44:19,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:19,188 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:19,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:19,608 INFO L256 TraceCheckSpWp]: Trace formula consists of 766 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-06 04:44:19,609 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:20,179 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-06 04:44:20,188 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-06 04:44:21,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:21,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 87 states and 90 transitions. [2024-12-06 04:44:21,414 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 90 transitions. [2024-12-06 04:44:21,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-06 04:44:21,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:21,414 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:21,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:21,416 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:21,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-06 04:44:22,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:22,653 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:23,086 INFO L256 TraceCheckSpWp]: Trace formula consists of 757 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:44:23,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:44:23,702 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-12-06 04:44:23,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-06 04:44:37,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:44:37,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 120 states and 124 transitions. [2024-12-06 04:44:37,086 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 124 transitions. [2024-12-06 04:44:37,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-06 04:44:37,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:44:37,086 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:44:37,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:44:37,087 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:44:37,088 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-06 04:44:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:44:59,455 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:44:59,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:45:00,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 799 conjuncts, 49 conjuncts are in the unsatisfiable core [2024-12-06 04:45:00,062 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:45:00,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2024-12-06 04:45:00,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-12-06 04:45:00,897 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2024-12-06 04:45:01,029 INFO L349 Elim1Store]: treesize reduction 22, result has 35.3 percent of original size [2024-12-06 04:45:01,029 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 27 [2024-12-06 04:45:01,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 04:45:01,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 04:45:01,934 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 76 treesize of output 66 [2024-12-06 04:45:01,962 INFO L349 Elim1Store]: treesize reduction 56, result has 1.8 percent of original size [2024-12-06 04:45:01,963 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 119 treesize of output 103 [2024-12-06 04:45:01,979 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 04:45:01,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 04:45:01,993 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 72 [2024-12-06 04:45:02,039 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 04:45:02,040 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 51 [2024-12-06 04:45:02,072 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 04:45:02,073 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 22 [2024-12-06 04:45:02,213 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 04:45:02,214 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 75 treesize of output 73 [2024-12-06 04:45:02,283 INFO L349 Elim1Store]: treesize reduction 6, result has 64.7 percent of original size [2024-12-06 04:45:02,284 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 25 [2024-12-06 04:45:03,778 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 04:45:03,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 90 [2024-12-06 04:45:03,802 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 04:45:04,270 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 04:45:04,270 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 90 [2024-12-06 04:45:04,330 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 04:45:04,754 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 04:45:04,754 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 90 [2024-12-06 04:45:04,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 04:45:05,251 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 04:45:05,251 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 90 [2024-12-06 04:45:05,275 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 04:45:05,767 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 04:45:05,767 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 90 [2024-12-06 04:45:05,789 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 04:45:06,286 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 04:45:06,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 90 [2024-12-06 04:45:06,356 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 04:45:06,769 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 04:45:06,769 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 90 [2024-12-06 04:45:06,795 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 04:45:07,315 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 04:45:07,315 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 90 [2024-12-06 04:45:07,388 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 04:45:07,817 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 04:45:07,818 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 90 [2024-12-06 04:45:07,845 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 04:45:08,286 INFO L349 Elim1Store]: treesize reduction 42, result has 20.8 percent of original size [2024-12-06 04:45:08,286 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 96 treesize of output 90 [2024-12-06 04:45:08,311 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 43 treesize of output 22 [2024-12-06 04:45:10,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 04:45:10,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 04:45:10,221 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 04:45:10,222 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 2 disjoint index pairs (out of 6 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 59 treesize of output 18 [2024-12-06 04:45:10,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 04:45:10,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-12-06 04:45:10,246 INFO L173 IndexEqualityManager]: detected equality via solver [2024-12-06 04:45:10,255 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 04:45:10,255 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 13 [2024-12-06 04:45:10,884 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-12-06 04:45:10,905 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-06 04:45:44,269 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 04:46:17,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:17,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 156 states and 173 transitions. [2024-12-06 04:46:17,220 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 173 transitions. [2024-12-06 04:46:17,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-12-06 04:46:17,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:17,221 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:46:17,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:46:17,222 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:46:17,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-06 04:46:17,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:17,939 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:46:18,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:18,348 INFO L256 TraceCheckSpWp]: Trace formula consists of 769 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-06 04:46:18,349 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:46:18,350 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:46:18,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Forceful destruction successful, exit code 0 [2024-12-06 04:46:18,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:18,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 155 states and 172 transitions. [2024-12-06 04:46:18,413 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 172 transitions. [2024-12-06 04:46:18,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-12-06 04:46:18,414 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:18,414 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:46:18,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:46:18,415 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:46:18,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-06 04:46:19,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:19,753 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:46:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:20,182 INFO L256 TraceCheckSpWp]: Trace formula consists of 770 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 04:46:20,183 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:46:21,223 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:46:21,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-06 04:46:22,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:22,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 158 states and 177 transitions. [2024-12-06 04:46:22,308 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 177 transitions. [2024-12-06 04:46:22,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-06 04:46:22,308 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:22,308 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:46:22,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:46:22,310 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:46:22,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-06 04:46:23,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:23,749 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:46:24,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:24,249 INFO L256 TraceCheckSpWp]: Trace formula consists of 776 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:46:24,250 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:46:25,353 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:46:25,366 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-06 04:46:28,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:28,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 161 states and 181 transitions. [2024-12-06 04:46:28,071 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 181 transitions. [2024-12-06 04:46:28,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-06 04:46:28,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:28,071 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:46:28,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:46:28,072 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:46:28,073 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-06 04:46:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:29,463 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:46:29,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:29,908 INFO L256 TraceCheckSpWp]: Trace formula consists of 782 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 04:46:29,909 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:46:31,034 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-06 04:46:31,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-06 04:46:33,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:33,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 164 states and 185 transitions. [2024-12-06 04:46:33,758 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 185 transitions. [2024-12-06 04:46:33,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-06 04:46:33,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:33,759 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:46:33,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:46:33,760 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:46:33,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-06 04:46:35,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:35,207 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:46:35,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:35,704 INFO L256 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 04:46:35,706 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:46:41,161 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2024-12-06 04:46:41,174 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-06 04:46:53,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:46:53,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 170 states and 194 transitions. [2024-12-06 04:46:53,026 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 194 transitions. [2024-12-06 04:46:53,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-12-06 04:46:53,027 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:46:53,027 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:46:53,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:46:53,028 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:46:53,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-06 04:46:54,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:54,537 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 04:46:55,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 04:46:55,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 923 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 04:46:55,099 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 04:46:56,521 INFO L134 CoverageAnalysis]: Checked inductivity of 759 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 435 trivial. 0 not checked. [2024-12-06 04:46:56,536 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-06 04:47:26,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 04:47:26,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 203 states and 228 transitions. [2024-12-06 04:47:26,279 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 228 transitions. [2024-12-06 04:47:26,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-06 04:47:26,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 04:47:26,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 04:47:26,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 04:47:26,281 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 04:47:26,281 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b85518a4-a4c6-4f5a-ba0b-31e7cfcadf6b/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-06 04:48:22,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 04:48:22,091 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.