./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-newlib/double_req_bl_0730c.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0730c.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f8c3d6863785ed03feeabfa34c0c11607b9ab236b069ea505eed9d256d26078d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:21:03,167 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:21:03,263 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:21:03,268 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:21:03,269 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:21:03,315 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:21:03,316 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:21:03,316 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:21:03,317 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:21:03,318 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:21:03,318 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:21:03,319 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:21:03,319 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:21:03,320 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:21:03,320 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:21:03,321 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:21:03,321 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:21:03,322 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:21:03,322 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:21:03,323 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:21:03,323 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:21:03,324 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:21:03,324 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:21:03,325 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:21:03,325 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:21:03,325 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:21:03,326 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:21:03,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:03,337 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:21:03,338 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:21:03,338 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:21:03,339 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:21:03,339 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:21:03,339 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f8c3d6863785ed03feeabfa34c0c11607b9ab236b069ea505eed9d256d26078d [2024-11-08 22:21:03,693 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:21:03,756 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:21:03,759 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:21:03,762 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:21:03,763 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:21:03,765 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_0730c.c Unable to find full path for "g++" [2024-11-08 22:21:05,828 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:21:06,042 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:21:06,043 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/sv-benchmarks/c/float-newlib/double_req_bl_0730c.c [2024-11-08 22:21:06,051 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/data/c990f37e1/4dedbd68121c4a5c836c3f85b82a5582/FLAG2808367ae [2024-11-08 22:21:06,067 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/data/c990f37e1/4dedbd68121c4a5c836c3f85b82a5582 [2024-11-08 22:21:06,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:21:06,070 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:21:06,072 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:06,072 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:21:06,078 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:21:06,078 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:06" (1/1) ... [2024-11-08 22:21:06,079 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68c0ac93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:06, skipping insertion in model container [2024-11-08 22:21:06,080 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:06" (1/1) ... [2024-11-08 22:21:06,108 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:21:06,391 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/sv-benchmarks/c/float-newlib/double_req_bl_0730c.c[3223,3236] [2024-11-08 22:21:06,397 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:06,407 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:21:06,451 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/sv-benchmarks/c/float-newlib/double_req_bl_0730c.c[3223,3236] [2024-11-08 22:21:06,453 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:06,474 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:21:06,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:06 WrapperNode [2024-11-08 22:21:06,474 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:06,476 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:06,476 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:21:06,476 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:21:06,483 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:06" (1/1) ... [2024-11-08 22:21:06,493 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:06" (1/1) ... [2024-11-08 22:21:06,532 INFO L138 Inliner]: procedures = 17, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 318 [2024-11-08 22:21:06,536 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:06,536 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:21:06,537 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:21:06,537 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:21:06,548 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:06" (1/1) ... [2024-11-08 22:21:06,548 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:06" (1/1) ... [2024-11-08 22:21:06,553 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:06" (1/1) ... [2024-11-08 22:21:06,555 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:06" (1/1) ... [2024-11-08 22:21:06,565 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:06" (1/1) ... [2024-11-08 22:21:06,571 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:06" (1/1) ... [2024-11-08 22:21:06,574 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:06" (1/1) ... [2024-11-08 22:21:06,576 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:06" (1/1) ... [2024-11-08 22:21:06,581 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:21:06,582 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:21:06,582 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:21:06,582 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:21:06,583 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:06" (1/1) ... [2024-11-08 22:21:06,589 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:06,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:21:06,627 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:21:06,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:21:06,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:21:06,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:21:06,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:21:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-08 22:21:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:21:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2024-11-08 22:21:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:21:06,656 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:21:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:21:06,656 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:21:06,773 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:21:06,786 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:21:07,383 INFO L? ?]: Removed 62 outVars from TransFormulas that were not future-live. [2024-11-08 22:21:07,383 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:21:07,879 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:21:07,879 INFO L316 CfgBuilder]: Removed 7 assume(true) statements. [2024-11-08 22:21:07,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:21:07 BoogieIcfgContainer [2024-11-08 22:21:07,880 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:21:07,881 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:21:07,882 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:21:07,896 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:21:07,897 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:21:07" (1/1) ... [2024-11-08 22:21:07,910 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:21:07,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:21:07,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 36 states and 56 transitions. [2024-11-08 22:21:07,993 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 56 transitions. [2024-11-08 22:21:07,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:21:07,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:21:07,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:21:08,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:08,208 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:21:08,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:21:08,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 53 transitions. [2024-11-08 22:21:08,251 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2024-11-08 22:21:08,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 22:21:08,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:21:08,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:21:08,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:21:08,338 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:21:08,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:21:08,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:21:08,461 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-08 22:21:08,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-08 22:21:08,522 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 2 iterations. [2024-11-08 22:21:08,564 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:21:08 ImpRootNode [2024-11-08 22:21:08,564 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:21:08,565 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:21:08,566 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:21:08,566 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:21:08,567 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:21:07" (3/4) ... [2024-11-08 22:21:08,570 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-08 22:21:08,571 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:21:08,572 INFO L158 Benchmark]: Toolchain (without parser) took 2501.67ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 94.8MB in the beginning and 121.8MB in the end (delta: -27.1MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2024-11-08 22:21:08,574 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 159.4MB. Free memory was 132.3MB in the beginning and 132.1MB in the end (delta: 169.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:21:08,574 INFO L158 Benchmark]: CACSL2BoogieTranslator took 402.90ms. Allocated memory is still 159.4MB. Free memory was 94.6MB in the beginning and 125.3MB in the end (delta: -30.7MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2024-11-08 22:21:08,575 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.20ms. Allocated memory is still 159.4MB. Free memory was 125.3MB in the beginning and 122.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:21:08,577 INFO L158 Benchmark]: Boogie Preprocessor took 44.48ms. Allocated memory is still 159.4MB. Free memory was 122.7MB in the beginning and 120.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:21:08,578 INFO L158 Benchmark]: RCFGBuilder took 1298.46ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 120.2MB in the beginning and 144.0MB in the end (delta: -23.8MB). Peak memory consumption was 68.5MB. Max. memory is 16.1GB. [2024-11-08 22:21:08,579 INFO L158 Benchmark]: CodeCheck took 683.31ms. Allocated memory is still 192.9MB. Free memory was 144.0MB in the beginning and 121.8MB in the end (delta: 22.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-08 22:21:08,579 INFO L158 Benchmark]: Witness Printer took 5.95ms. Allocated memory is still 192.9MB. Free memory is still 121.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:21:08,584 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 36 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 25 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 13 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3 IncrementalHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 13 mSDtfsCounter, 3 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 57 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 17 NumberOfCodeBlocks, 17 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 7 ConstructedInterpolants, 0 QuantifiedInterpolants, 7 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 156]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 155, overapproximation of bitwiseAnd at line 34, overapproximation of someBinaryArithmeticDOUBLEoperation at line 35. Possible FailurePath: [L19] static const double one_sqrt = 1.0, tiny_sqrt = 1.0e-300; [L151] double x = 0.0; [L152] CALL, EXPR __ieee754_sqrt(x) [L22] double z; [L23] __int32_t sign = 0x80000000; [L24] __uint32_t r, t1, s1, ix1, q1; [L25] __int32_t ix0, s0, q, m, t, i; VAL [one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=0] [L28] ieee_double_shape_type ew_u; [L29] ew_u.value = (x) [L30] EXPR ew_u.parts.msw [L30] (ix0) = ew_u.parts.msw [L31] EXPR ew_u.parts.lsw [L31] (ix1) = ew_u.parts.lsw [L34] EXPR ix0 & 0x7ff00000 VAL [ix0=2146435072, ix1=7, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=0] [L34] COND TRUE (ix0 & 0x7ff00000) == 0x7ff00000 [L35] return x * x + x; VAL [ix0=2146435072, ix1=7, one_sqrt=1, sign=-2147483648, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000, x=0] [L152] RET, EXPR __ieee754_sqrt(x) [L152] double res = __ieee754_sqrt(x); [L155] EXPR res == 0.0 && __signbit_double(res) == 0 VAL [one_sqrt=1, res=4, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] [L155] COND TRUE !(res == 0.0 && __signbit_double(res) == 0) [L156] reach_error() VAL [one_sqrt=1, res=4, tiny_sqrt=1/1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 159.4MB. Free memory was 132.3MB in the beginning and 132.1MB in the end (delta: 169.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 402.90ms. Allocated memory is still 159.4MB. Free memory was 94.6MB in the beginning and 125.3MB in the end (delta: -30.7MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.20ms. Allocated memory is still 159.4MB. Free memory was 125.3MB in the beginning and 122.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.48ms. Allocated memory is still 159.4MB. Free memory was 122.7MB in the beginning and 120.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1298.46ms. Allocated memory was 159.4MB in the beginning and 192.9MB in the end (delta: 33.6MB). Free memory was 120.2MB in the beginning and 144.0MB in the end (delta: -23.8MB). Peak memory consumption was 68.5MB. Max. memory is 16.1GB. * CodeCheck took 683.31ms. Allocated memory is still 192.9MB. Free memory was 144.0MB in the beginning and 121.8MB in the end (delta: 22.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Witness Printer took 5.95ms. Allocated memory is still 192.9MB. Free memory is still 121.8MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-08 22:21:08,631 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/float-newlib/double_req_bl_0730c.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f8c3d6863785ed03feeabfa34c0c11607b9ab236b069ea505eed9d256d26078d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:21:11,223 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:21:11,333 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 22:21:11,377 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:21:11,379 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:21:11,379 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:21:11,380 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:21:11,380 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:21:11,381 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:21:11,382 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:21:11,382 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:21:11,383 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:21:11,383 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:21:11,386 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:21:11,386 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:21:11,387 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:21:11,387 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 22:21:11,387 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 22:21:11,388 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:21:11,388 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 22:21:11,388 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:21:11,393 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:21:11,393 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:21:11,393 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:21:11,394 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:21:11,394 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:21:11,394 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:21:11,394 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 22:21:11,395 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:21:11,395 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:11,395 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:21:11,396 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:21:11,396 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:21:11,396 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 22:21:11,398 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 22:21:11,399 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 22:21:11,399 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f8c3d6863785ed03feeabfa34c0c11607b9ab236b069ea505eed9d256d26078d [2024-11-08 22:21:11,837 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:21:11,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:21:11,869 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:21:11,870 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:21:11,872 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:21:11,873 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/float-newlib/double_req_bl_0730c.c Unable to find full path for "g++" [2024-11-08 22:21:14,249 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:21:14,484 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:21:14,484 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/sv-benchmarks/c/float-newlib/double_req_bl_0730c.c [2024-11-08 22:21:14,493 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/data/a60cda26a/0a191210098f42698597b14bb6d3616e/FLAG982545afc [2024-11-08 22:21:14,829 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/data/a60cda26a/0a191210098f42698597b14bb6d3616e [2024-11-08 22:21:14,831 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:21:14,833 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:21:14,835 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:14,835 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:21:14,841 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:21:14,842 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:14" (1/1) ... [2024-11-08 22:21:14,845 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@be21eec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:14, skipping insertion in model container [2024-11-08 22:21:14,845 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:21:14" (1/1) ... [2024-11-08 22:21:14,884 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:21:15,227 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/sv-benchmarks/c/float-newlib/double_req_bl_0730c.c[3223,3236] [2024-11-08 22:21:15,235 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:15,259 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:21:15,352 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/sv-benchmarks/c/float-newlib/double_req_bl_0730c.c[3223,3236] [2024-11-08 22:21:15,360 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:21:15,413 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:21:15,414 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:15 WrapperNode [2024-11-08 22:21:15,414 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:21:15,415 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:15,416 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:21:15,416 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:21:15,425 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:15" (1/1) ... [2024-11-08 22:21:15,450 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:15" (1/1) ... [2024-11-08 22:21:15,497 INFO L138 Inliner]: procedures = 20, calls = 23, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 175 [2024-11-08 22:21:15,501 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:21:15,502 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:21:15,502 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:21:15,502 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:21:15,520 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:15" (1/1) ... [2024-11-08 22:21:15,521 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:15" (1/1) ... [2024-11-08 22:21:15,527 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:15" (1/1) ... [2024-11-08 22:21:15,531 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:15" (1/1) ... [2024-11-08 22:21:15,548 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:15" (1/1) ... [2024-11-08 22:21:15,561 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:15" (1/1) ... [2024-11-08 22:21:15,567 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:15" (1/1) ... [2024-11-08 22:21:15,572 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:15" (1/1) ... [2024-11-08 22:21:15,576 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:21:15,577 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:21:15,578 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:21:15,578 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:21:15,579 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:21:15" (1/1) ... [2024-11-08 22:21:15,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:21:15,607 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:21:15,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:21:15,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:21:15,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:21:15,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-08 22:21:15,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE8 [2024-11-08 22:21:15,654 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 22:21:15,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:21:15,654 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-08 22:21:15,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:21:15,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:21:15,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-08 22:21:15,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:21:15,763 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:21:15,766 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:21:21,787 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2024-11-08 22:21:21,787 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:21:21,946 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:21:21,947 INFO L316 CfgBuilder]: Removed 6 assume(true) statements. [2024-11-08 22:21:21,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:21:21 BoogieIcfgContainer [2024-11-08 22:21:21,947 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:21:21,948 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:21:21,948 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:21:21,960 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:21:21,960 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:21:21" (1/1) ... [2024-11-08 22:21:21,970 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:21:22,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:21:22,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 35 states and 55 transitions. [2024-11-08 22:21:22,043 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 55 transitions. [2024-11-08 22:21:22,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 22:21:22,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:21:22,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:21:22,047 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:21:22,048 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:21:22,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 22:21:22,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:22,292 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:21:22,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:22,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 25 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:21:22,330 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:21:22,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:21:22,355 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:21:22,358 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-08 22:21:22,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:21:22,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 52 transitions. [2024-11-08 22:21:22,404 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2024-11-08 22:21:22,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 22:21:22,405 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:21:22,406 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:21:22,406 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:21:22,410 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:21:22,411 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 22:21:22,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:22,973 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:21:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:23,130 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:21:23,132 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:21:23,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:21:23,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-08 22:21:28,259 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.41s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:21:28,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:21:28,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2024-11-08 22:21:28,413 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2024-11-08 22:21:28,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-08 22:21:28,413 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:21:28,414 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:21:28,414 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:21:28,415 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:21:28,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-08 22:21:28,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:28,704 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:21:28,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:28,743 INFO L255 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:21:28,744 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:21:29,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:21:29,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-08 22:21:31,858 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:21:33,752 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-08 22:21:36,387 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.63s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:21:39,631 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.24s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:21:40,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:21:40,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 37 states and 54 transitions. [2024-11-08 22:21:40,081 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2024-11-08 22:21:40,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-08 22:21:40,082 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:21:40,082 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:21:40,082 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:21:40,086 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:21:40,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-08 22:21:41,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:41,028 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:21:41,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:41,304 INFO L255 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 22:21:41,306 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:21:41,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:21:41,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-08 22:21:45,086 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.59s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-08 22:21:45,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:21:45,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 37 states and 52 transitions. [2024-11-08 22:21:45,421 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2024-11-08 22:21:45,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-08 22:21:45,422 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:21:45,422 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:21:45,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:21:45,426 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:21:45,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-08 22:21:45,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:45,596 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:21:45,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:45,629 INFO L255 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:21:45,630 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:21:45,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:21:45,636 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-08 22:21:45,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:21:45,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 50 transitions. [2024-11-08 22:21:45,649 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2024-11-08 22:21:45,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-08 22:21:45,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:21:45,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:21:45,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:21:45,654 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:21:45,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-08 22:21:46,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:46,015 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:21:46,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:46,056 INFO L255 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 22:21:46,058 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:21:47,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:21:47,148 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-08 22:21:49,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:21:49,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 42 states and 56 transitions. [2024-11-08 22:21:49,099 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2024-11-08 22:21:49,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-08 22:21:49,100 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:21:49,100 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:21:49,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:21:49,107 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:21:49,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-08 22:21:49,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:49,356 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:21:49,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:49,413 INFO L255 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-08 22:21:49,414 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:21:49,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:21:49,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-08 22:21:49,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:21:49,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 42 states and 54 transitions. [2024-11-08 22:21:49,641 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 54 transitions. [2024-11-08 22:21:49,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-08 22:21:49,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:21:49,642 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:21:49,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:21:49,645 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:21:49,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-08 22:21:49,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:49,923 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:21:49,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:49,985 INFO L255 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:21:49,986 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:21:50,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:21:50,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-08 22:21:50,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:21:50,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 43 states and 56 transitions. [2024-11-08 22:21:50,670 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 56 transitions. [2024-11-08 22:21:50,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 22:21:50,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:21:50,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:21:50,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:21:50,676 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:21:50,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-08 22:21:50,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:50,921 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:21:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:50,991 INFO L255 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:21:50,992 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:21:51,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 22:21:51,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-08 22:21:51,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:21:51,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 43 states and 55 transitions. [2024-11-08 22:21:51,999 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2024-11-08 22:21:52,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-08 22:21:52,000 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:21:52,000 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:21:52,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:21:52,003 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:21:52,006 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-08 22:21:52,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:52,289 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:21:52,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:21:52,349 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:21:52,351 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:21:53,345 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:21:53,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-08 22:22:02,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:02,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2024-11-08 22:22:02,301 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2024-11-08 22:22:02,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 22:22:02,302 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:02,302 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:02,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:02,307 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:02,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-08 22:22:02,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:02,569 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:02,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:02,626 INFO L255 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:22:02,627 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:02,644 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:22:02,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-08 22:22:02,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:02,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2024-11-08 22:22:02,706 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2024-11-08 22:22:02,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-08 22:22:02,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:02,708 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:02,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:02,710 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:02,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-08 22:22:02,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:02,959 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:03,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:03,047 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 22:22:03,048 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:04,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:22:04,737 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:22:04,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-08 22:22:09,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:09,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 49 states and 62 transitions. [2024-11-08 22:22:09,679 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2024-11-08 22:22:09,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-08 22:22:09,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:09,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:09,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:09,683 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:09,688 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-08 22:22:09,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:09,944 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:09,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:10,002 INFO L255 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:22:10,004 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:10,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:22:10,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-08 22:22:10,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:10,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2024-11-08 22:22:10,277 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2024-11-08 22:22:10,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:22:10,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:10,280 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:10,280 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:10,286 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:10,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-08 22:22:10,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:10,578 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:10,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:10,642 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:22:10,643 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:11,190 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:22:11,193 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-08 22:22:11,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:11,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2024-11-08 22:22:11,780 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2024-11-08 22:22:11,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-08 22:22:11,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:11,781 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:11,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:11,784 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:11,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-08 22:22:12,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:12,066 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:12,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:12,131 INFO L255 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-08 22:22:12,132 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:12,197 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-08 22:22:12,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-08 22:22:12,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:12,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 53 states and 67 transitions. [2024-11-08 22:22:12,275 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 67 transitions. [2024-11-08 22:22:12,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:22:12,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:12,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:12,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:12,280 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:12,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-08 22:22:12,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:12,567 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:12,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:12,730 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:22:12,732 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:13,161 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:22:13,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-08 22:22:14,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:14,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 54 states and 67 transitions. [2024-11-08 22:22:14,826 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2024-11-08 22:22:14,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:22:14,826 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:14,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:14,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:14,834 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:14,836 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-08 22:22:15,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:15,156 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:15,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:15,231 INFO L255 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:22:15,232 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:15,383 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:22:15,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-08 22:22:17,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:17,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 56 states and 70 transitions. [2024-11-08 22:22:17,444 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2024-11-08 22:22:17,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-08 22:22:17,444 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:17,445 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:17,445 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:17,446 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:17,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-08 22:22:17,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:17,757 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:17,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:17,817 INFO L255 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:22:17,818 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:18,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:22:18,102 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2024-11-08 22:22:18,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:18,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 46 states and 55 transitions. [2024-11-08 22:22:18,952 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2024-11-08 22:22:18,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-08 22:22:18,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:18,952 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:18,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:18,955 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:18,960 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-08 22:22:19,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:19,200 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:19,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:19,263 INFO L255 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-08 22:22:19,264 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:19,957 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:22:19,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-08 22:22:23,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:23,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 48 states and 58 transitions. [2024-11-08 22:22:23,954 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2024-11-08 22:22:23,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-08 22:22:23,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:23,955 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:23,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:23,956 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:23,958 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-08 22:22:24,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:24,229 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:24,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:24,299 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 22:22:24,300 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:24,992 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:22:24,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-08 22:22:29,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:29,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 50 states and 61 transitions. [2024-11-08 22:22:29,152 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 61 transitions. [2024-11-08 22:22:29,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-08 22:22:29,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:29,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:29,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:29,158 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:29,161 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-08 22:22:29,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:29,432 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:29,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:29,510 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:22:29,511 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:30,208 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:22:30,211 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (22)] Forceful destruction successful, exit code 0 [2024-11-08 22:22:34,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:34,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 52 states and 64 transitions. [2024-11-08 22:22:34,658 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 64 transitions. [2024-11-08 22:22:34,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-08 22:22:34,658 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:34,658 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:34,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:34,662 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:34,664 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-08 22:22:35,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:35,005 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:35,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:35,104 INFO L255 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 22:22:35,105 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:35,937 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:22:35,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-08 22:22:40,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:40,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 54 states and 67 transitions. [2024-11-08 22:22:40,768 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2024-11-08 22:22:40,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-08 22:22:40,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:40,768 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:40,769 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:40,773 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:40,774 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-08 22:22:41,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:41,040 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:41,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:41,124 INFO L255 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:22:41,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:42,049 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:22:42,053 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (24)] Forceful destruction successful, exit code 0 [2024-11-08 22:22:47,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:47,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 56 states and 70 transitions. [2024-11-08 22:22:47,394 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 70 transitions. [2024-11-08 22:22:47,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-08 22:22:47,394 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:47,394 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:47,394 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:47,395 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:47,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-08 22:22:47,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:47,744 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:47,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:47,832 INFO L255 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:22:47,834 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:48,844 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:22:48,848 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-08 22:22:54,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:22:54,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 58 states and 73 transitions. [2024-11-08 22:22:54,322 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2024-11-08 22:22:54,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-08 22:22:54,323 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:22:54,323 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:22:54,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:22:54,329 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:22:54,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-08 22:22:54,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:54,666 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:22:54,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:22:54,758 INFO L255 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:22:54,759 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:22:55,886 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:22:55,891 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (26)] Forceful destruction successful, exit code 0 [2024-11-08 22:23:01,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:01,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 60 states and 76 transitions. [2024-11-08 22:23:01,880 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 76 transitions. [2024-11-08 22:23:01,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-08 22:23:01,880 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:01,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:01,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:01,884 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:01,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-08 22:23:02,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:02,205 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:02,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:02,325 INFO L255 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 22:23:02,326 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:03,480 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:23:03,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (27)] Forceful destruction successful, exit code 0 [2024-11-08 22:23:09,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:09,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 62 states and 79 transitions. [2024-11-08 22:23:09,647 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2024-11-08 22:23:09,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-08 22:23:09,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:09,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:09,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:09,651 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:09,655 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-08 22:23:09,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:09,959 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:10,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:10,092 INFO L255 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 22:23:10,094 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:11,499 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:23:11,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (28)] Forceful destruction successful, exit code 0 [2024-11-08 22:23:18,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:18,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 82 transitions. [2024-11-08 22:23:18,160 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2024-11-08 22:23:18,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-08 22:23:18,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:18,160 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:18,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:18,162 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:18,163 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-08 22:23:18,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:18,466 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:18,566 INFO L255 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 22:23:18,567 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:19,806 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:23:19,810 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-08 22:23:26,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:26,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 66 states and 85 transitions. [2024-11-08 22:23:26,638 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 85 transitions. [2024-11-08 22:23:26,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-08 22:23:26,639 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:26,639 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:26,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:26,642 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:26,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-08 22:23:26,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:26,971 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:27,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:27,082 INFO L255 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 22:23:27,084 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:28,470 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:23:28,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (30)] Forceful destruction successful, exit code 0 [2024-11-08 22:23:35,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:35,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 68 states and 88 transitions. [2024-11-08 22:23:35,971 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 88 transitions. [2024-11-08 22:23:35,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-08 22:23:35,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:35,972 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:35,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:35,973 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:35,975 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-08 22:23:36,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:36,306 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:36,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:36,431 INFO L255 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 22:23:36,432 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:37,833 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:23:37,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-08 22:23:45,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:45,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 70 states and 91 transitions. [2024-11-08 22:23:45,582 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 91 transitions. [2024-11-08 22:23:45,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-08 22:23:45,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:45,583 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:45,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:45,588 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:45,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-08 22:23:45,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:45,960 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:46,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:46,080 INFO L255 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 22:23:46,081 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:47,588 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:23:47,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (32)] Forceful destruction successful, exit code 0 [2024-11-08 22:23:55,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:23:55,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 72 states and 94 transitions. [2024-11-08 22:23:55,493 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 94 transitions. [2024-11-08 22:23:55,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-08 22:23:55,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:23:55,494 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:23:55,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:23:55,498 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:23:55,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-08 22:23:55,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:55,830 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:23:55,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:23:55,987 INFO L255 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 22:23:55,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:23:57,541 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:23:57,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-08 22:24:05,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:05,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 74 states and 97 transitions. [2024-11-08 22:24:05,932 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 97 transitions. [2024-11-08 22:24:05,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-08 22:24:05,932 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:05,933 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:24:05,933 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:24:05,937 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:24:05,940 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-08 22:24:06,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:06,309 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:24:06,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:06,445 INFO L255 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 22:24:06,446 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:24:08,125 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:08,129 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-08 22:24:17,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:17,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 76 states and 100 transitions. [2024-11-08 22:24:17,108 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 100 transitions. [2024-11-08 22:24:17,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-08 22:24:17,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:17,109 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:24:17,109 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:24:17,112 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:24:17,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-08 22:24:17,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:17,485 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:24:17,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:17,608 INFO L255 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 22:24:17,609 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:24:19,315 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:19,319 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (35)] Forceful destruction successful, exit code 0 [2024-11-08 22:24:28,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:28,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 78 states and 103 transitions. [2024-11-08 22:24:28,423 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 103 transitions. [2024-11-08 22:24:28,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-08 22:24:28,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:28,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:24:28,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:24:28,425 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:24:28,426 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-08 22:24:28,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:28,783 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:24:28,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:28,929 INFO L255 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 22:24:28,930 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:24:30,664 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:30,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (36)] Forceful destruction successful, exit code 0 [2024-11-08 22:24:40,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:40,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 80 states and 106 transitions. [2024-11-08 22:24:40,311 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 106 transitions. [2024-11-08 22:24:40,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-08 22:24:40,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:40,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:24:40,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:24:40,315 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:24:40,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-08 22:24:40,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:40,695 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:24:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:40,825 INFO L255 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 22:24:40,826 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:24:42,695 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:42,701 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-11-08 22:24:52,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:24:52,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 82 states and 109 transitions. [2024-11-08 22:24:52,680 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 109 transitions. [2024-11-08 22:24:52,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-08 22:24:52,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:24:52,680 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:24:52,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:24:52,686 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:24:52,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-08 22:24:53,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:53,074 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:24:53,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:24:53,221 INFO L255 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 22:24:53,223 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:24:55,054 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 0 proven. 361 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:24:55,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (38)] Forceful destruction successful, exit code 0 [2024-11-08 22:25:05,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:25:05,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 84 states and 112 transitions. [2024-11-08 22:25:05,549 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 112 transitions. [2024-11-08 22:25:05,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-08 22:25:05,550 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:25:05,550 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:25:05,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:25:05,551 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:25:05,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-08 22:25:05,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:25:05,947 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:25:06,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:25:06,094 INFO L255 TraceCheckSpWp]: Trace formula consists of 209 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 22:25:06,095 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:25:08,166 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:25:08,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-11-08 22:25:18,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:25:18,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 86 states and 115 transitions. [2024-11-08 22:25:18,588 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 115 transitions. [2024-11-08 22:25:18,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-08 22:25:18,588 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:25:18,588 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:25:18,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:25:18,590 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:25:18,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-08 22:25:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:25:18,994 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:25:19,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:25:19,135 INFO L255 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 22:25:19,136 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:25:21,091 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 0 proven. 441 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-08 22:25:21,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-08 22:25:31,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:25:31,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 88 states and 118 transitions. [2024-11-08 22:25:31,900 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 118 transitions. [2024-11-08 22:25:31,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-08 22:25:31,901 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:25:31,901 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:25:31,901 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:25:31,903 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:25:31,907 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-08 22:25:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:25:32,344 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:25:32,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:25:32,487 INFO L255 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-08 22:25:32,488 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:25:34,872 INFO L134 CoverageAnalysis]: Checked inductivity of 486 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:25:34,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-08 22:25:41,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:25:41,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 90 states and 121 transitions. [2024-11-08 22:25:41,355 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 121 transitions. [2024-11-08 22:25:41,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-08 22:25:41,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:25:41,355 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:25:41,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:25:41,357 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:25:41,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-08 22:25:41,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:25:41,793 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:25:41,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:25:41,948 INFO L255 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-08 22:25:41,949 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:25:44,398 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:25:44,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (42)] Forceful destruction successful, exit code 0 [2024-11-08 22:25:50,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:25:50,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 92 states and 124 transitions. [2024-11-08 22:25:50,481 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 124 transitions. [2024-11-08 22:25:50,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-08 22:25:50,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:25:50,482 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:25:50,482 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:25:50,483 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:25:50,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-08 22:25:50,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:25:50,954 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:25:51,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:25:51,118 INFO L255 TraceCheckSpWp]: Trace formula consists of 233 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-08 22:25:51,119 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:25:53,648 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:25:53,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-08 22:26:00,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:00,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 94 states and 127 transitions. [2024-11-08 22:26:00,060 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 127 transitions. [2024-11-08 22:26:00,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-08 22:26:00,061 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:26:00,061 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:26:00,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:26:00,062 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:26:00,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-08 22:26:00,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:00,518 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:26:00,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:00,679 INFO L255 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-08 22:26:00,681 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:26:03,211 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:26:03,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-11-08 22:26:09,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:09,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 96 states and 130 transitions. [2024-11-08 22:26:09,694 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 130 transitions. [2024-11-08 22:26:09,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-08 22:26:09,694 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:26:09,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:26:09,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:26:09,695 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:26:09,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-08 22:26:10,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:10,156 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:26:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:10,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:26:10,349 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:26:13,197 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:26:13,202 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (45)] Forceful destruction successful, exit code 0 [2024-11-08 22:26:20,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:20,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 98 states and 133 transitions. [2024-11-08 22:26:20,151 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 133 transitions. [2024-11-08 22:26:20,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-08 22:26:20,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:26:20,152 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:26:20,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:26:20,155 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:26:20,159 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-08 22:26:20,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:20,633 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:26:20,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:20,862 INFO L255 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-08 22:26:20,864 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:26:23,373 INFO L134 CoverageAnalysis]: Checked inductivity of 521 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:26:23,378 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (46)] Forceful destruction successful, exit code 0 [2024-11-08 22:26:29,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:29,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 100 states and 136 transitions. [2024-11-08 22:26:29,775 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 136 transitions. [2024-11-08 22:26:29,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-08 22:26:29,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:26:29,775 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:26:29,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:26:29,779 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:26:29,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-08 22:26:30,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:30,275 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:26:30,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:30,459 INFO L255 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-08 22:26:30,460 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:26:33,304 INFO L134 CoverageAnalysis]: Checked inductivity of 534 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:26:33,309 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-08 22:26:40,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:40,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 102 states and 139 transitions. [2024-11-08 22:26:40,071 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 139 transitions. [2024-11-08 22:26:40,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-08 22:26:40,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:26:40,071 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:26:40,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:26:40,074 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:26:40,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-08 22:26:40,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:40,580 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:26:40,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:40,773 INFO L255 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 22:26:40,774 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:26:43,443 INFO L134 CoverageAnalysis]: Checked inductivity of 549 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:26:43,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-08 22:26:50,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:26:50,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 104 states and 142 transitions. [2024-11-08 22:26:50,164 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 142 transitions. [2024-11-08 22:26:50,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-08 22:26:50,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:26:50,165 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:26:50,165 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:26:50,170 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:26:50,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-08 22:26:50,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:50,694 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:26:50,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:26:50,901 INFO L255 TraceCheckSpWp]: Trace formula consists of 269 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-08 22:26:50,902 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:26:53,590 INFO L134 CoverageAnalysis]: Checked inductivity of 566 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:26:53,594 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (49)] Forceful destruction successful, exit code 0 [2024-11-08 22:27:00,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:00,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 106 states and 145 transitions. [2024-11-08 22:27:00,848 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 145 transitions. [2024-11-08 22:27:00,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-08 22:27:00,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:00,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:27:00,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:27:00,852 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:27:00,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-08 22:27:01,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:01,386 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:27:01,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:01,598 INFO L255 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-08 22:27:01,599 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:27:02,692 INFO L134 CoverageAnalysis]: Checked inductivity of 585 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:27:02,698 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (50)] Forceful destruction successful, exit code 0 [2024-11-08 22:27:08,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:08,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 108 states and 148 transitions. [2024-11-08 22:27:08,341 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 148 transitions. [2024-11-08 22:27:08,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-08 22:27:08,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:08,342 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:27:08,342 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:27:08,344 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:27:08,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-08 22:27:08,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:08,891 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:27:09,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:09,110 INFO L255 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-08 22:27:09,112 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:27:10,324 INFO L134 CoverageAnalysis]: Checked inductivity of 606 backedges. 0 proven. 121 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:27:10,329 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (51)] Forceful destruction successful, exit code 0 [2024-11-08 22:27:16,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:16,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 110 states and 151 transitions. [2024-11-08 22:27:16,161 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 151 transitions. [2024-11-08 22:27:16,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-08 22:27:16,161 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:16,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:27:16,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:27:16,163 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:27:16,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-08 22:27:16,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:16,726 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:27:16,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:16,933 INFO L255 TraceCheckSpWp]: Trace formula consists of 287 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-08 22:27:16,934 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:27:18,069 INFO L134 CoverageAnalysis]: Checked inductivity of 629 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:27:18,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-11-08 22:27:23,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:23,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 112 states and 154 transitions. [2024-11-08 22:27:23,895 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 154 transitions. [2024-11-08 22:27:23,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-08 22:27:23,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:23,896 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:27:23,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:27:23,897 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:27:23,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-08 22:27:24,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:24,477 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:27:24,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:24,692 INFO L255 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-08 22:27:24,693 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:27:25,853 INFO L134 CoverageAnalysis]: Checked inductivity of 654 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:27:25,859 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (53)] Forceful destruction successful, exit code 0 [2024-11-08 22:27:31,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:31,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 114 states and 157 transitions. [2024-11-08 22:27:31,655 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 157 transitions. [2024-11-08 22:27:31,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-08 22:27:31,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:31,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:27:31,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:27:31,658 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:27:31,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-08 22:27:32,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:32,281 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:27:32,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:32,520 INFO L255 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 22:27:32,522 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:27:33,749 INFO L134 CoverageAnalysis]: Checked inductivity of 681 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:27:33,754 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (54)] Forceful destruction successful, exit code 0 [2024-11-08 22:27:39,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:39,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 116 states and 160 transitions. [2024-11-08 22:27:39,649 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 160 transitions. [2024-11-08 22:27:39,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-08 22:27:39,649 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:39,649 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:27:39,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:27:39,650 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:27:39,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-08 22:27:40,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:40,289 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:27:40,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:40,525 INFO L255 TraceCheckSpWp]: Trace formula consists of 305 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-08 22:27:40,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:27:41,709 INFO L134 CoverageAnalysis]: Checked inductivity of 710 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:27:41,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (55)] Forceful destruction successful, exit code 0 [2024-11-08 22:27:47,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:47,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 118 states and 163 transitions. [2024-11-08 22:27:47,766 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 163 transitions. [2024-11-08 22:27:47,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-08 22:27:47,767 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:47,767 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:27:47,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:27:47,770 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:27:47,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-08 22:27:48,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:48,511 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:27:48,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:48,800 INFO L255 TraceCheckSpWp]: Trace formula consists of 311 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-08 22:27:48,802 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:27:50,028 INFO L134 CoverageAnalysis]: Checked inductivity of 741 backedges. 0 proven. 256 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:27:50,042 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (56)] Exception during sending of exit command (exit): Broken pipe [2024-11-08 22:27:50,043 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-11-08 22:27:56,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:27:56,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 120 states and 166 transitions. [2024-11-08 22:27:56,180 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 166 transitions. [2024-11-08 22:27:56,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-08 22:27:56,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:27:56,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:27:56,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:27:56,181 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:27:56,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-08 22:27:56,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:56,860 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:27:57,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:27:57,119 INFO L255 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-08 22:27:57,120 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:27:58,455 INFO L134 CoverageAnalysis]: Checked inductivity of 774 backedges. 0 proven. 289 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:27:58,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-11-08 22:28:04,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:04,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 122 states and 169 transitions. [2024-11-08 22:28:04,678 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 169 transitions. [2024-11-08 22:28:04,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-08 22:28:04,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:04,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:28:04,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:28:04,680 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:28:04,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-08 22:28:05,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:05,344 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:28:05,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:05,603 INFO L255 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-08 22:28:05,605 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:06,870 INFO L134 CoverageAnalysis]: Checked inductivity of 809 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:28:06,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-11-08 22:28:13,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:13,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 124 states and 172 transitions. [2024-11-08 22:28:13,235 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 172 transitions. [2024-11-08 22:28:13,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-08 22:28:13,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:13,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:28:13,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:28:13,239 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:28:13,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2024-11-08 22:28:14,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:14,023 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:28:14,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:14,289 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-08 22:28:14,290 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:15,585 INFO L134 CoverageAnalysis]: Checked inductivity of 846 backedges. 0 proven. 361 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:28:15,592 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2024-11-08 22:28:21,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:21,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 126 states and 175 transitions. [2024-11-08 22:28:21,901 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 175 transitions. [2024-11-08 22:28:21,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-08 22:28:21,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:21,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:28:21,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:28:21,903 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:28:21,905 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (60)] Waiting until timeout for monitored process [2024-11-08 22:28:22,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:22,609 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:28:22,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:22,925 INFO L255 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-08 22:28:22,927 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:24,330 INFO L134 CoverageAnalysis]: Checked inductivity of 885 backedges. 0 proven. 400 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:28:24,336 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (60)] Ended with exit code 0 [2024-11-08 22:28:30,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:30,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 128 states and 178 transitions. [2024-11-08 22:28:30,726 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 178 transitions. [2024-11-08 22:28:30,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-08 22:28:30,727 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:30,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:28:30,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:28:30,732 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:28:30,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2024-11-08 22:28:31,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:31,465 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:28:31,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:31,752 INFO L255 TraceCheckSpWp]: Trace formula consists of 341 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-08 22:28:31,753 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:33,080 INFO L134 CoverageAnalysis]: Checked inductivity of 926 backedges. 0 proven. 441 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:28:33,086 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2024-11-08 22:28:39,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:39,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 130 states and 181 transitions. [2024-11-08 22:28:39,671 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 181 transitions. [2024-11-08 22:28:39,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-08 22:28:39,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:39,672 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:28:39,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:28:39,673 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:28:39,674 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (62)] Waiting until timeout for monitored process [2024-11-08 22:28:40,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:40,402 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:28:40,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:40,681 INFO L255 TraceCheckSpWp]: Trace formula consists of 347 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-08 22:28:40,682 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:42,020 INFO L134 CoverageAnalysis]: Checked inductivity of 969 backedges. 0 proven. 484 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:28:42,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (62)] Forceful destruction successful, exit code 0 [2024-11-08 22:28:48,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:48,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 132 states and 184 transitions. [2024-11-08 22:28:48,476 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 184 transitions. [2024-11-08 22:28:48,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-08 22:28:48,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:48,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:28:48,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:28:48,479 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:28:48,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2024-11-08 22:28:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:49,229 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:28:49,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:49,503 INFO L255 TraceCheckSpWp]: Trace formula consists of 353 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-08 22:28:49,505 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:28:50,858 INFO L134 CoverageAnalysis]: Checked inductivity of 1014 backedges. 0 proven. 529 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:28:50,864 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (63)] Ended with exit code 0 [2024-11-08 22:28:57,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:28:57,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 134 states and 187 transitions. [2024-11-08 22:28:57,662 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 187 transitions. [2024-11-08 22:28:57,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-08 22:28:57,662 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:28:57,662 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:28:57,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:28:57,666 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:28:57,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (64)] Waiting until timeout for monitored process [2024-11-08 22:28:58,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:58,438 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:28:58,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:28:58,719 INFO L255 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-08 22:28:58,720 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:29:00,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1061 backedges. 0 proven. 576 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:29:00,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (64)] Forceful destruction successful, exit code 0 [2024-11-08 22:29:06,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:29:06,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 136 states and 190 transitions. [2024-11-08 22:29:06,761 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 190 transitions. [2024-11-08 22:29:06,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-08 22:29:06,762 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:29:06,762 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:29:06,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:29:06,767 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:29:06,768 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2024-11-08 22:29:07,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:07,568 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:29:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:07,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-08 22:29:07,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:29:09,309 INFO L134 CoverageAnalysis]: Checked inductivity of 1110 backedges. 0 proven. 625 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:29:09,316 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2024-11-08 22:29:16,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:29:16,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 138 states and 193 transitions. [2024-11-08 22:29:16,092 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 193 transitions. [2024-11-08 22:29:16,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-08 22:29:16,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:29:16,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:29:16,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:29:16,094 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:29:16,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (66)] Waiting until timeout for monitored process [2024-11-08 22:29:16,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:16,903 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:29:17,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:17,214 INFO L255 TraceCheckSpWp]: Trace formula consists of 371 conjuncts, 29 conjuncts are in the unsatisfiable core [2024-11-08 22:29:17,215 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:29:18,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1161 backedges. 0 proven. 676 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:29:18,656 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (66)] Ended with exit code 0 [2024-11-08 22:29:25,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:29:25,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 140 states and 196 transitions. [2024-11-08 22:29:25,379 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 196 transitions. [2024-11-08 22:29:25,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-08 22:29:25,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:29:25,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:29:25,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:29:25,383 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:29:25,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2024-11-08 22:29:26,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:26,208 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:29:26,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:26,525 INFO L255 TraceCheckSpWp]: Trace formula consists of 377 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-08 22:29:26,527 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:29:27,930 INFO L134 CoverageAnalysis]: Checked inductivity of 1214 backedges. 0 proven. 729 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:29:27,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (67)] Ended with exit code 0 [2024-11-08 22:29:34,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:29:34,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 142 states and 199 transitions. [2024-11-08 22:29:34,790 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 199 transitions. [2024-11-08 22:29:34,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2024-11-08 22:29:34,791 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:29:34,791 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:29:34,791 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:29:34,796 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:29:34,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (68)] Waiting until timeout for monitored process [2024-11-08 22:29:35,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:35,686 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:29:35,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:35,987 INFO L255 TraceCheckSpWp]: Trace formula consists of 383 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-08 22:29:35,988 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:29:37,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1269 backedges. 0 proven. 784 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:29:37,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (68)] Ended with exit code 0 [2024-11-08 22:29:44,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:29:44,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 144 states and 202 transitions. [2024-11-08 22:29:44,497 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 202 transitions. [2024-11-08 22:29:44,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2024-11-08 22:29:44,497 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:29:44,497 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:29:44,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:29:44,498 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:29:44,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2024-11-08 22:29:45,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:45,359 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:29:45,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:45,690 INFO L255 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 32 conjuncts are in the unsatisfiable core [2024-11-08 22:29:45,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:29:47,126 INFO L134 CoverageAnalysis]: Checked inductivity of 1326 backedges. 0 proven. 841 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:29:47,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (69)] Forceful destruction successful, exit code 0 [2024-11-08 22:29:54,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:29:54,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 146 states and 205 transitions. [2024-11-08 22:29:54,092 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 205 transitions. [2024-11-08 22:29:54,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2024-11-08 22:29:54,093 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:29:54,093 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:29:54,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:29:54,099 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:29:54,101 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (70)] Waiting until timeout for monitored process [2024-11-08 22:29:55,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:55,020 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:29:55,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:29:55,363 INFO L255 TraceCheckSpWp]: Trace formula consists of 395 conjuncts, 33 conjuncts are in the unsatisfiable core [2024-11-08 22:29:55,365 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:29:56,977 INFO L134 CoverageAnalysis]: Checked inductivity of 1385 backedges. 0 proven. 900 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:29:56,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (70)] Forceful destruction successful, exit code 0 [2024-11-08 22:30:04,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:30:04,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 148 states and 208 transitions. [2024-11-08 22:30:04,308 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 208 transitions. [2024-11-08 22:30:04,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2024-11-08 22:30:04,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:30:04,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:30:04,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:30:04,315 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:30:04,318 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2024-11-08 22:30:05,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:30:05,235 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:30:05,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:30:05,563 INFO L255 TraceCheckSpWp]: Trace formula consists of 401 conjuncts, 34 conjuncts are in the unsatisfiable core [2024-11-08 22:30:05,565 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:30:07,057 INFO L134 CoverageAnalysis]: Checked inductivity of 1446 backedges. 0 proven. 961 refuted. 0 times theorem prover too weak. 485 trivial. 0 not checked. [2024-11-08 22:30:07,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2024-11-08 22:30:14,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:30:14,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 150 states and 211 transitions. [2024-11-08 22:30:14,620 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 211 transitions. [2024-11-08 22:30:14,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-08 22:30:14,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:30:14,620 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 22:30:14,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 22:30:14,621 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 22:30:14,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (72)] Waiting until timeout for monitored process [2024-11-08 22:30:16,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:30:16,558 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 22:30:16,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:30:16,926 INFO L255 TraceCheckSpWp]: Trace formula consists of 407 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-08 22:30:16,930 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 22:30:23,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1509 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1509 trivial. 0 not checked. [2024-11-08 22:30:23,080 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (72)] Forceful destruction successful, exit code 0 [2024-11-08 22:30:37,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:30:37,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 14 states and 13 transitions. [2024-11-08 22:30:37,452 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 13 transitions. [2024-11-08 22:30:37,453 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-08 22:30:37,453 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 72 iterations. [2024-11-08 22:30:37,459 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-08 22:30:37,899 INFO L77 FloydHoareUtils]: At program point L27-1(lines 27 32) the Hoare annotation is: (and (= (_ bv0 32) (bvadd |ULTIMATE.start___ieee754_sqrt_~sign~0#1| (_ bv2147483648 32))) (= (_ +zero 11 53) |ULTIMATE.start___ieee754_sqrt_~x#1|) (exists ((|v_skolemized_q#valueAsBitvector_150| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_150|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_150|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_150|))) (= |ULTIMATE.start___ieee754_sqrt_~ix1~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_150|)))) (exists ((|v_skolemized_q#valueAsBitvector_7| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_sqrt_~ix0~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_7|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_7|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_7|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_7|)) (_ +zero 11 53))))) [2024-11-08 22:30:37,899 INFO L77 FloydHoareUtils]: At program point L27-2(lines 27 32) the Hoare annotation is: (and (= (_ bv0 32) (bvadd |ULTIMATE.start___ieee754_sqrt_~sign~0#1| (_ bv2147483648 32))) (= (_ +zero 11 53) |ULTIMATE.start___ieee754_sqrt_~x#1|)) [2024-11-08 22:30:37,899 INFO L77 FloydHoareUtils]: At program point L27-3(lines 21 129) the Hoare annotation is: (and (= (_ bv0 32) (bvadd |ULTIMATE.start___ieee754_sqrt_~sign~0#1| (_ bv2147483648 32))) (= (_ +zero 11 53) |ULTIMATE.start___ieee754_sqrt_~x#1|) (exists ((|v_skolemized_q#valueAsBitvector_150| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_150|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_150|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_150|))) (= |ULTIMATE.start___ieee754_sqrt_~ix1~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_150|)))) (exists ((|v_skolemized_q#valueAsBitvector_7| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_sqrt_~ix0~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_7|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_7|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_7|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_7|)) (_ +zero 11 53))))) [2024-11-08 22:30:37,900 INFO L75 FloydHoareUtils]: For program point L52-1(lines 52 53) no Hoare annotation was computed. [2024-11-08 22:30:37,900 INFO L75 FloydHoareUtils]: For program point L52-3(lines 52 53) no Hoare annotation was computed. [2024-11-08 22:30:37,900 INFO L75 FloydHoareUtils]: For program point L52-4(lines 52 53) no Hoare annotation was computed. [2024-11-08 22:30:37,900 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 143 161) the Hoare annotation is: true [2024-11-08 22:30:37,900 INFO L75 FloydHoareUtils]: For program point L46(lines 46 57) no Hoare annotation was computed. [2024-11-08 22:30:37,900 INFO L75 FloydHoareUtils]: For program point L46-2(lines 46 57) no Hoare annotation was computed. [2024-11-08 22:30:37,900 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-08 22:30:37,900 INFO L77 FloydHoareUtils]: At program point L38(lines 38 43) the Hoare annotation is: (and (= (_ bv0 32) (bvadd |ULTIMATE.start___ieee754_sqrt_~sign~0#1| (_ bv2147483648 32))) (= (_ +zero 11 53) |ULTIMATE.start___ieee754_sqrt_~x#1|) (exists ((|v_skolemized_q#valueAsBitvector_150| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_150|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_150|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_150|))) (= |ULTIMATE.start___ieee754_sqrt_~ix1~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_150|)))) (exists ((|v_skolemized_q#valueAsBitvector_7| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_sqrt_~ix0~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_7|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_7|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_7|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_7|)) (_ +zero 11 53))))) [2024-11-08 22:30:37,900 INFO L75 FloydHoareUtils]: For program point L71-1(lines 71 81) no Hoare annotation was computed. [2024-11-08 22:30:37,901 INFO L75 FloydHoareUtils]: For program point L38-2(lines 38 43) no Hoare annotation was computed. [2024-11-08 22:30:37,901 INFO L75 FloydHoareUtils]: For program point L71-3(lines 71 81) no Hoare annotation was computed. [2024-11-08 22:30:37,901 INFO L75 FloydHoareUtils]: For program point L71-4(lines 71 81) no Hoare annotation was computed. [2024-11-08 22:30:37,901 INFO L75 FloydHoareUtils]: For program point L47-1(lines 47 51) no Hoare annotation was computed. [2024-11-08 22:30:37,901 INFO L75 FloydHoareUtils]: For program point L47-3(lines 47 51) no Hoare annotation was computed. [2024-11-08 22:30:37,901 INFO L75 FloydHoareUtils]: For program point L47-4(lines 47 51) no Hoare annotation was computed. [2024-11-08 22:30:37,901 INFO L77 FloydHoareUtils]: At program point L39(lines 39 42) the Hoare annotation is: (and (= (_ bv0 32) (bvadd |ULTIMATE.start___ieee754_sqrt_~sign~0#1| (_ bv2147483648 32))) (= (_ +zero 11 53) |ULTIMATE.start___ieee754_sqrt_~x#1|) (exists ((|v_skolemized_q#valueAsBitvector_150| (_ BitVec 64))) (and (= (_ +zero 11 53) (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_150|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_150|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_150|))) (= |ULTIMATE.start___ieee754_sqrt_~ix1~0#1| ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_150|)))) (exists ((|v_skolemized_q#valueAsBitvector_7| (_ BitVec 64))) (and (= |ULTIMATE.start___ieee754_sqrt_~ix0~0#1| ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_7|)) (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_7|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_7|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_7|)) (_ +zero 11 53))))) [2024-11-08 22:30:37,901 INFO L77 FloydHoareUtils]: At program point L155(line 155) the Hoare annotation is: (and |ULTIMATE.start_main_#t~short11#1| (= |ULTIMATE.start_main_~res~0#1| (_ +zero 11 53))) [2024-11-08 22:30:37,902 INFO L75 FloydHoareUtils]: For program point L122-1(lines 122 127) no Hoare annotation was computed. [2024-11-08 22:30:37,902 INFO L77 FloydHoareUtils]: At program point L155-2(lines 155 158) the Hoare annotation is: |ULTIMATE.start_main_#t~short11#1| [2024-11-08 22:30:37,902 INFO L75 FloydHoareUtils]: For program point L122-2(lines 122 127) no Hoare annotation was computed. [2024-11-08 22:30:37,903 INFO L75 FloydHoareUtils]: For program point L122-3(lines 122 127) no Hoare annotation was computed. [2024-11-08 22:30:37,903 INFO L75 FloydHoareUtils]: For program point L156(line 156) no Hoare annotation was computed. [2024-11-08 22:30:37,903 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 156) no Hoare annotation was computed. [2024-11-08 22:30:37,903 INFO L75 FloydHoareUtils]: For program point L41(lines 41 42) no Hoare annotation was computed. [2024-11-08 22:30:37,903 INFO L77 FloydHoareUtils]: At program point __ieee754_sqrt_returnLabel#1(lines 21 129) the Hoare annotation is: (= (_ +zero 11 53) |ULTIMATE.start___ieee754_sqrt_#res#1|) [2024-11-08 22:30:37,903 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-08 22:30:37,904 INFO L75 FloydHoareUtils]: For program point L84-1(lines 84 100) no Hoare annotation was computed. [2024-11-08 22:30:37,904 INFO L75 FloydHoareUtils]: For program point L84-3(lines 84 100) no Hoare annotation was computed. [2024-11-08 22:30:37,904 INFO L75 FloydHoareUtils]: For program point L84-4(lines 21 129) no Hoare annotation was computed. [2024-11-08 22:30:37,904 INFO L77 FloydHoareUtils]: At program point L134-1(lines 134 138) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_19| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_19|)) (_ +zero 11 53)) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_19|) |ULTIMATE.start___signbit_double_~msw~0#1|))) [2024-11-08 22:30:37,904 INFO L77 FloydHoareUtils]: At program point L134-2(lines 134 138) the Hoare annotation is: (= (_ +zero 11 53) |ULTIMATE.start___signbit_double_~x#1|) [2024-11-08 22:30:37,905 INFO L77 FloydHoareUtils]: At program point L134-3(lines 134 138) the Hoare annotation is: (exists ((|v_skolemized_q#valueAsBitvector_19| (_ BitVec 64))) (and (= (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_19|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_19|)) (_ +zero 11 53)) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_19|) |ULTIMATE.start___signbit_double_~msw~0#1|))) [2024-11-08 22:30:37,915 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Missing case for function ~Pluszero~64 [2024-11-08 22:30:37,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 08.11 10:30:37 ImpRootNode [2024-11-08 22:30:37,918 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-08 22:30:37,918 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-08 22:30:37,918 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-08 22:30:37,919 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-08 22:30:37,919 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:21:21" (3/4) ... [2024-11-08 22:30:37,922 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-08 22:30:37,930 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 34 nodes and edges [2024-11-08 22:30:37,930 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-08 22:30:37,930 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-08 22:30:37,931 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-08 22:30:38,026 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-08 22:30:38,026 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-08 22:30:38,027 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-08 22:30:38,027 INFO L158 Benchmark]: Toolchain (without parser) took 563194.25ms. Allocated memory was 69.2MB in the beginning and 144.7MB in the end (delta: 75.5MB). Free memory was 45.0MB in the beginning and 43.1MB in the end (delta: 1.9MB). Peak memory consumption was 78.3MB. Max. memory is 16.1GB. [2024-11-08 22:30:38,028 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 69.2MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:30:38,028 INFO L158 Benchmark]: CACSL2BoogieTranslator took 580.12ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 44.9MB in the beginning and 75.3MB in the end (delta: -30.5MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2024-11-08 22:30:38,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.50ms. Allocated memory is still 98.6MB. Free memory was 75.3MB in the beginning and 73.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 22:30:38,029 INFO L158 Benchmark]: Boogie Preprocessor took 75.13ms. Allocated memory is still 98.6MB. Free memory was 73.3MB in the beginning and 71.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 22:30:38,030 INFO L158 Benchmark]: RCFGBuilder took 6370.00ms. Allocated memory is still 98.6MB. Free memory was 71.2MB in the beginning and 28.6MB in the end (delta: 42.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-08 22:30:38,030 INFO L158 Benchmark]: CodeCheck took 555969.64ms. Allocated memory was 98.6MB in the beginning and 144.7MB in the end (delta: 46.1MB). Free memory was 28.6MB in the beginning and 49.4MB in the end (delta: -20.8MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. [2024-11-08 22:30:38,030 INFO L158 Benchmark]: Witness Printer took 108.35ms. Allocated memory is still 144.7MB. Free memory was 49.4MB in the beginning and 43.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-08 22:30:38,032 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 35 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 555.5s, OverallIterations: 72, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12148 SdHoareTripleChecker+Valid, 1652.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7427 mSDsluCounter, 6207 SdHoareTripleChecker+Invalid, 1578.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2657 mSDsCounter, 21008 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 42806 IncrementalHoareTripleChecker+Invalid, 63814 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 21008 mSolverCounterUnsat, 3550 mSDtfsCounter, 42806 mSolverCounterSat, 1.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 41738 GetRequests, 41305 SyntacticMatches, 31 SemanticMatches, 402 ConstructedPredicates, 0 IntricatePredicates, 6 DeprecatedPredicates, 67773 ImplicationChecksByTransitivity, 423.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 1.4s SsaConstructionTime, 7.7s SatisfiabilityAnalysisTime, 96.2s InterpolantComputationTime, 4765 NumberOfCodeBlocks, 4765 NumberOfCodeBlocksAsserted, 71 NumberOfCheckSat, 4694 ConstructedInterpolants, 15 QuantifiedInterpolants, 15876 SizeOfPredicates, 51 NumberOfNonLiveVariables, 14520 ConjunctsInSsa, 931 ConjunctsInUnsatCore, 71 InterpolantComputations, 19 PerfectInterpolantSequences, 16599/30326 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 156]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 69.2MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 580.12ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 44.9MB in the beginning and 75.3MB in the end (delta: -30.5MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.50ms. Allocated memory is still 98.6MB. Free memory was 75.3MB in the beginning and 73.3MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 75.13ms. Allocated memory is still 98.6MB. Free memory was 73.3MB in the beginning and 71.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 6370.00ms. Allocated memory is still 98.6MB. Free memory was 71.2MB in the beginning and 28.6MB in the end (delta: 42.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * CodeCheck took 555969.64ms. Allocated memory was 98.6MB in the beginning and 144.7MB in the end (delta: 46.1MB). Free memory was 28.6MB in the beginning and 49.4MB in the end (delta: -20.8MB). Peak memory consumption was 26.7MB. Max. memory is 16.1GB. * Witness Printer took 108.35ms. Allocated memory is still 144.7MB. Free memory was 49.4MB in the beginning and 43.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Missing case for function ~Pluszero~64 RESULT: Ultimate proved your program to be correct! [2024-11-08 22:30:38,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e4a05aac-ae50-4e37-8eae-0931ec650cdc/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE