./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/realpath-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4b52b87ac615113f99c41c6355599f8806a623b886ffd195b03cb3f162f5306d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:56:22,458 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:56:22,514 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-05 22:56:22,518 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-05 22:56:22,519 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-05 22:56:22,537 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:56:22,537 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:56:22,538 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:56:22,538 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:56:22,538 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:56:22,538 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:56:22,538 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:56:22,539 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-05 22:56:22,539 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:56:22,539 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:56:22,539 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:56:22,539 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:56:22,539 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 22:56:22,539 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 22:56:22,539 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:56:22,539 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:56:22,539 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:56:22,540 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:56:22,540 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:56:22,540 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:56:22,540 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:56:22,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:56:22,540 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:56:22,540 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:56:22,540 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:56:22,541 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-05 22:56:22,541 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-05 22:56:22,541 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b52b87ac615113f99c41c6355599f8806a623b886ffd195b03cb3f162f5306d [2024-12-05 22:56:22,746 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:56:22,753 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:56:22,755 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:56:22,756 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:56:22,756 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:56:22,758 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/realpath-2.i [2024-12-05 22:56:25,351 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/data/3511b92b6/84c78734185c46a5b522ca9f7f1c02bd/FLAG1a8bb7c64 [2024-12-05 22:56:25,667 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:56:25,667 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/sv-benchmarks/c/busybox-1.22.0/realpath-2.i [2024-12-05 22:56:25,689 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/data/3511b92b6/84c78734185c46a5b522ca9f7f1c02bd/FLAG1a8bb7c64 [2024-12-05 22:56:25,704 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/data/3511b92b6/84c78734185c46a5b522ca9f7f1c02bd [2024-12-05 22:56:25,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:56:25,707 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:56:25,709 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:56:25,709 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:56:25,713 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:56:25,714 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:56:25" (1/1) ... [2024-12-05 22:56:25,715 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@494f52e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:25, skipping insertion in model container [2024-12-05 22:56:25,715 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:56:25" (1/1) ... [2024-12-05 22:56:25,759 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:56:26,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:56:26,659 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:56:26,757 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:56:26,886 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-05 22:56:26,892 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:56:26,892 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:26 WrapperNode [2024-12-05 22:56:26,893 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:56:26,893 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:56:26,893 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:56:26,893 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:56:26,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:26" (1/1) ... [2024-12-05 22:56:26,929 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:26" (1/1) ... [2024-12-05 22:56:26,975 INFO L138 Inliner]: procedures = 600, calls = 515, calls flagged for inlining = 18, calls inlined = 15, statements flattened = 848 [2024-12-05 22:56:26,975 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:56:26,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:56:26,976 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:56:26,976 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:56:26,984 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:26" (1/1) ... [2024-12-05 22:56:26,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:26" (1/1) ... [2024-12-05 22:56:26,993 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:26" (1/1) ... [2024-12-05 22:56:26,993 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:26" (1/1) ... [2024-12-05 22:56:27,025 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:26" (1/1) ... [2024-12-05 22:56:27,027 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:26" (1/1) ... [2024-12-05 22:56:27,032 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:26" (1/1) ... [2024-12-05 22:56:27,037 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:26" (1/1) ... [2024-12-05 22:56:27,041 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:26" (1/1) ... [2024-12-05 22:56:27,048 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:56:27,049 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:56:27,049 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:56:27,049 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:56:27,050 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:56:26" (1/1) ... [2024-12-05 22:56:27,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:56:27,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:56:27,077 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:56:27,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:56:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 22:56:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2024-12-05 22:56:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2024-12-05 22:56:27,104 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2024-12-05 22:56:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-05 22:56:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-05 22:56:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 22:56:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:56:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-05 22:56:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:56:27,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:56:27,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-05 22:56:27,104 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-05 22:56:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-05 22:56:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-05 22:56:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:56:27,105 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:56:27,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 22:56:27,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-05 22:56:27,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-05 22:56:27,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-05 22:56:27,401 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:56:27,402 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:56:28,792 INFO L? ?]: Removed 250 outVars from TransFormulas that were not future-live. [2024-12-05 22:56:28,793 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:56:29,022 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:56:29,022 INFO L312 CfgBuilder]: Removed 11 assume(true) statements. [2024-12-05 22:56:29,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:56:29 BoogieIcfgContainer [2024-12-05 22:56:29,022 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:56:29,023 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:56:29,023 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:56:29,032 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:56:29,032 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:56:29" (1/1) ... [2024-12-05 22:56:29,039 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:56:29,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:29,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 136 states and 165 transitions. [2024-12-05 22:56:29,089 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 165 transitions. [2024-12-05 22:56:29,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 22:56:29,090 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:29,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:29,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:29,864 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:56:32,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.96s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 22:56:32,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:32,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 138 states and 168 transitions. [2024-12-05 22:56:32,911 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 168 transitions. [2024-12-05 22:56:32,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:56:32,911 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:32,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:33,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:33,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:56:33,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:33,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 139 states and 169 transitions. [2024-12-05 22:56:33,362 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 169 transitions. [2024-12-05 22:56:33,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-05 22:56:33,363 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:33,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:33,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:33,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:56:33,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:33,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 141 states and 172 transitions. [2024-12-05 22:56:33,848 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 172 transitions. [2024-12-05 22:56:33,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:56:33,851 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:33,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:34,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:34,179 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-05 22:56:34,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:34,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 140 states and 171 transitions. [2024-12-05 22:56:34,296 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 171 transitions. [2024-12-05 22:56:34,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 22:56:34,297 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:34,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:34,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:34,690 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:56:34,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:34,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 141 states and 172 transitions. [2024-12-05 22:56:34,769 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 172 transitions. [2024-12-05 22:56:34,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-12-05 22:56:34,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:34,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:34,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:35,137 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-05 22:56:35,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:35,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 140 states and 171 transitions. [2024-12-05 22:56:35,326 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 171 transitions. [2024-12-05 22:56:35,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-12-05 22:56:35,327 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:35,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:35,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:35,611 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-12-05 22:56:35,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:35,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 139 states and 170 transitions. [2024-12-05 22:56:35,664 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 170 transitions. [2024-12-05 22:56:35,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 22:56:35,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:35,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:35,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:35,959 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:56:36,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:36,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 142 states and 173 transitions. [2024-12-05 22:56:36,248 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 173 transitions. [2024-12-05 22:56:36,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:56:36,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:36,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:36,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:36,544 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:56:36,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:36,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 145 states and 176 transitions. [2024-12-05 22:56:36,737 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 176 transitions. [2024-12-05 22:56:36,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 22:56:36,738 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:36,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:36,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:37,032 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:56:37,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:37,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 148 states and 179 transitions. [2024-12-05 22:56:37,273 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 179 transitions. [2024-12-05 22:56:37,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:56:37,274 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:37,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:37,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:37,664 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:56:37,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:37,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 151 states and 182 transitions. [2024-12-05 22:56:37,916 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 182 transitions. [2024-12-05 22:56:37,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 22:56:37,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:37,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:38,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:38,346 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:56:38,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:38,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 154 states and 185 transitions. [2024-12-05 22:56:38,562 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 185 transitions. [2024-12-05 22:56:38,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 22:56:38,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:38,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:38,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:38,991 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:56:39,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:39,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 157 states and 188 transitions. [2024-12-05 22:56:39,208 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 188 transitions. [2024-12-05 22:56:39,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 22:56:39,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:39,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:39,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:39,540 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:56:39,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:39,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 160 states and 191 transitions. [2024-12-05 22:56:39,762 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 191 transitions. [2024-12-05 22:56:39,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-05 22:56:39,763 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:39,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:39,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:40,099 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:56:40,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:40,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 163 states and 193 transitions. [2024-12-05 22:56:40,237 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 193 transitions. [2024-12-05 22:56:40,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 22:56:40,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:40,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:40,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:40,636 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:56:40,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:40,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 162 states and 192 transitions. [2024-12-05 22:56:40,886 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 192 transitions. [2024-12-05 22:56:40,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-05 22:56:40,887 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:40,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:41,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:41,136 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:56:41,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:41,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 161 states and 191 transitions. [2024-12-05 22:56:41,159 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 191 transitions. [2024-12-05 22:56:41,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-05 22:56:41,160 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:41,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:41,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:41,477 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:56:41,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:41,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 160 states and 190 transitions. [2024-12-05 22:56:41,660 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 190 transitions. [2024-12-05 22:56:41,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 22:56:41,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:41,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:41,974 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:56:42,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:42,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 161 states and 192 transitions. [2024-12-05 22:56:42,059 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 192 transitions. [2024-12-05 22:56:42,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 22:56:42,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:42,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:42,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:42,290 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:56:42,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:42,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 162 states and 193 transitions. [2024-12-05 22:56:42,308 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 193 transitions. [2024-12-05 22:56:42,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:56:42,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:42,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:42,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:42,564 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:56:42,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:42,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 163 states and 194 transitions. [2024-12-05 22:56:42,583 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 194 transitions. [2024-12-05 22:56:42,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 22:56:42,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:42,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:42,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:42,734 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:56:42,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:42,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 163 states and 191 transitions. [2024-12-05 22:56:42,739 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 191 transitions. [2024-12-05 22:56:42,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-05 22:56:42,740 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:42,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:42,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:43,001 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:56:43,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:43,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 165 states and 195 transitions. [2024-12-05 22:56:43,084 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 195 transitions. [2024-12-05 22:56:43,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 22:56:43,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:43,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:43,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:43,331 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-05 22:56:43,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:43,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 171 states and 206 transitions. [2024-12-05 22:56:43,755 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 206 transitions. [2024-12-05 22:56:43,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 22:56:43,755 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:43,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:43,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:44,107 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:56:44,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:44,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 173 states and 210 transitions. [2024-12-05 22:56:44,613 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 210 transitions. [2024-12-05 22:56:44,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 22:56:44,613 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:44,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:44,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:44,842 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:56:44,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:44,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 174 states and 211 transitions. [2024-12-05 22:56:44,864 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 211 transitions. [2024-12-05 22:56:44,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 22:56:44,865 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:44,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:45,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:45,238 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-05 22:56:45,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:45,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 175 states and 212 transitions. [2024-12-05 22:56:45,264 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 212 transitions. [2024-12-05 22:56:45,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 22:56:45,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:45,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:45,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:45,591 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-05 22:56:45,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:45,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 174 states and 211 transitions. [2024-12-05 22:56:45,873 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 211 transitions. [2024-12-05 22:56:45,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-05 22:56:45,874 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:45,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:46,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:46,218 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:56:46,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:46,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 176 states and 215 transitions. [2024-12-05 22:56:46,375 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 215 transitions. [2024-12-05 22:56:46,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 22:56:46,376 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:46,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:46,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:46,577 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-12-05 22:56:46,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:46,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 178 states and 217 transitions. [2024-12-05 22:56:46,971 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 217 transitions. [2024-12-05 22:56:46,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 22:56:46,972 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:46,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:47,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:47,267 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-05 22:56:47,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:47,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 179 states and 220 transitions. [2024-12-05 22:56:47,905 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 220 transitions. [2024-12-05 22:56:47,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 22:56:47,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:47,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:48,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:48,146 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:56:48,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:48,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 182 states and 224 transitions. [2024-12-05 22:56:48,410 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 224 transitions. [2024-12-05 22:56:48,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 22:56:48,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:48,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:48,796 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:56:48,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:48,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 184 states and 225 transitions. [2024-12-05 22:56:48,966 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 225 transitions. [2024-12-05 22:56:48,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-05 22:56:48,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:48,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:49,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:49,577 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:56:50,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:50,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 102 states and 125 transitions. [2024-12-05 22:56:50,051 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 125 transitions. [2024-12-05 22:56:50,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-05 22:56:50,051 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:50,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:50,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:50,259 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-12-05 22:56:50,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:50,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 103 states and 125 transitions. [2024-12-05 22:56:50,381 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 125 transitions. [2024-12-05 22:56:50,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-05 22:56:50,381 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:50,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:50,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:50,747 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2024-12-05 22:56:51,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:51,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 104 states and 126 transitions. [2024-12-05 22:56:51,053 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 126 transitions. [2024-12-05 22:56:51,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 22:56:51,053 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:51,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:51,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:51,332 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-05 22:56:51,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:51,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 105 states and 128 transitions. [2024-12-05 22:56:51,581 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 128 transitions. [2024-12-05 22:56:51,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 22:56:51,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:51,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:51,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:51,859 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 12 proven. 2 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2024-12-05 22:56:52,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:52,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 106 states and 128 transitions. [2024-12-05 22:56:52,125 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 128 transitions. [2024-12-05 22:56:52,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-05 22:56:52,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:52,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:52,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:52,418 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2024-12-05 22:56:53,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:53,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 115 states and 144 transitions. [2024-12-05 22:56:53,871 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 144 transitions. [2024-12-05 22:56:53,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-05 22:56:53,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:53,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:53,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:54,064 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2024-12-05 22:56:54,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:54,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 116 states and 145 transitions. [2024-12-05 22:56:54,442 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 145 transitions. [2024-12-05 22:56:54,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-05 22:56:54,443 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:54,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:54,757 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:56:55,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:55,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 119 states and 148 transitions. [2024-12-05 22:56:55,457 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 148 transitions. [2024-12-05 22:56:55,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-05 22:56:55,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:55,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:55,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:55,798 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:56:56,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:56,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 122 states and 151 transitions. [2024-12-05 22:56:56,389 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 151 transitions. [2024-12-05 22:56:56,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-12-05 22:56:56,389 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:56,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:56,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:56,750 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:56:57,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:57,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 125 states and 154 transitions. [2024-12-05 22:56:57,369 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 154 transitions. [2024-12-05 22:56:57,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2024-12-05 22:56:57,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:57,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:57,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:57,722 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:56:58,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:58,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 128 states and 157 transitions. [2024-12-05 22:56:58,349 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 157 transitions. [2024-12-05 22:56:58,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-12-05 22:56:58,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:58,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:58,741 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:56:59,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:56:59,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 131 states and 160 transitions. [2024-12-05 22:56:59,397 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 160 transitions. [2024-12-05 22:56:59,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2024-12-05 22:56:59,397 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:56:59,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:56:59,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:56:59,806 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:57:00,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:00,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 134 states and 163 transitions. [2024-12-05 22:57:00,487 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 163 transitions. [2024-12-05 22:57:00,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-05 22:57:00,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:00,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:00,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:00,982 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:57:01,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:01,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 137 states and 166 transitions. [2024-12-05 22:57:01,660 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 166 transitions. [2024-12-05 22:57:01,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 22:57:01,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:01,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:01,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:02,068 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:57:02,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:02,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 140 states and 168 transitions. [2024-12-05 22:57:02,535 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 168 transitions. [2024-12-05 22:57:02,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-05 22:57:02,536 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:02,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:02,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:10,865 INFO L134 CoverageAnalysis]: Checked inductivity of 291 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-12-05 22:57:12,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.18s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 22:57:34,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:34,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 219 states and 275 transitions. [2024-12-05 22:57:34,762 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 275 transitions. [2024-12-05 22:57:34,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-05 22:57:34,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:34,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:35,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:35,505 INFO L134 CoverageAnalysis]: Checked inductivity of 371 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2024-12-05 22:57:39,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:39,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 229 states and 293 transitions. [2024-12-05 22:57:39,598 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 293 transitions. [2024-12-05 22:57:39,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-12-05 22:57:39,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:39,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:40,422 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 293 trivial. 0 not checked. [2024-12-05 22:57:41,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:41,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 228 states and 292 transitions. [2024-12-05 22:57:41,706 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 292 transitions. [2024-12-05 22:57:41,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-05 22:57:41,707 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:41,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:41,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:42,466 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 148 proven. 28 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-05 22:57:42,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:42,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 190 states and 247 transitions. [2024-12-05 22:57:42,894 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 247 transitions. [2024-12-05 22:57:42,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-05 22:57:42,895 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:42,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:43,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:44,072 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 149 proven. 28 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 22:57:44,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:44,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 191 states and 247 transitions. [2024-12-05 22:57:44,622 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 247 transitions. [2024-12-05 22:57:44,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-05 22:57:44,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:44,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:44,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:44,869 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 381 trivial. 0 not checked. [2024-12-05 22:57:45,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:45,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 188 states and 239 transitions. [2024-12-05 22:57:45,468 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 239 transitions. [2024-12-05 22:57:45,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-05 22:57:45,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:45,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:45,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:45,796 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 0 proven. 106 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-12-05 22:57:46,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:57:46,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 190 states and 240 transitions. [2024-12-05 22:57:46,485 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 240 transitions. [2024-12-05 22:57:46,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-12-05 22:57:46,485 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:57:46,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:57:46,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:57:47,069 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 296 trivial. 0 not checked. [2024-12-05 22:58:02,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:02,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 235 states and 306 transitions. [2024-12-05 22:58:02,845 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 306 transitions. [2024-12-05 22:58:02,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-05 22:58:02,845 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:02,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:03,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:08,382 INFO L134 CoverageAnalysis]: Checked inductivity of 293 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2024-12-05 22:58:29,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:29,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 271 states and 361 transitions. [2024-12-05 22:58:29,702 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 361 transitions. [2024-12-05 22:58:29,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2024-12-05 22:58:29,703 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:29,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:29,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:29,954 INFO L134 CoverageAnalysis]: Checked inductivity of 409 backedges. 0 proven. 107 refuted. 0 times theorem prover too weak. 302 trivial. 0 not checked. [2024-12-05 22:58:30,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:30,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 273 states and 362 transitions. [2024-12-05 22:58:30,709 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 362 transitions. [2024-12-05 22:58:30,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-05 22:58:30,709 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:30,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:30,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:31,012 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2024-12-05 22:58:32,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:32,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 275 states and 363 transitions. [2024-12-05 22:58:32,087 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 363 transitions. [2024-12-05 22:58:32,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2024-12-05 22:58:32,087 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:32,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:32,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:32,367 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2024-12-05 22:58:33,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:33,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 277 states and 364 transitions. [2024-12-05 22:58:33,309 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 364 transitions. [2024-12-05 22:58:33,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-12-05 22:58:33,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:33,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:33,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:33,605 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 77 proven. 5 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 22:58:35,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:35,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 280 states and 367 transitions. [2024-12-05 22:58:35,258 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 367 transitions. [2024-12-05 22:58:35,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-12-05 22:58:35,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:35,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:35,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:35,539 INFO L134 CoverageAnalysis]: Checked inductivity of 411 backedges. 108 proven. 12 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 22:58:36,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:36,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 283 states and 370 transitions. [2024-12-05 22:58:36,847 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 370 transitions. [2024-12-05 22:58:36,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-05 22:58:36,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:36,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:37,162 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 139 proven. 22 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 22:58:38,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:38,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 286 states and 373 transitions. [2024-12-05 22:58:38,615 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 373 transitions. [2024-12-05 22:58:38,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-12-05 22:58:38,616 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:38,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:38,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:38,980 INFO L134 CoverageAnalysis]: Checked inductivity of 496 backedges. 170 proven. 35 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 22:58:40,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:40,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 289 states and 376 transitions. [2024-12-05 22:58:40,404 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 376 transitions. [2024-12-05 22:58:40,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-12-05 22:58:40,404 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:40,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:40,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:40,755 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 201 proven. 51 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 22:58:42,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:42,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 292 states and 379 transitions. [2024-12-05 22:58:42,152 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 379 transitions. [2024-12-05 22:58:42,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2024-12-05 22:58:42,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:42,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:42,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:42,555 INFO L134 CoverageAnalysis]: Checked inductivity of 593 backedges. 232 proven. 70 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 22:58:43,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:43,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 295 states and 382 transitions. [2024-12-05 22:58:43,956 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 382 transitions. [2024-12-05 22:58:43,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-12-05 22:58:43,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:43,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:44,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:44,417 INFO L134 CoverageAnalysis]: Checked inductivity of 646 backedges. 263 proven. 92 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 22:58:45,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:45,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 298 states and 385 transitions. [2024-12-05 22:58:45,869 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 385 transitions. [2024-12-05 22:58:45,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-12-05 22:58:45,869 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:45,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:46,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:58:46,279 INFO L134 CoverageAnalysis]: Checked inductivity of 702 backedges. 294 proven. 117 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 22:58:47,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:58:47,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 301 states and 387 transitions. [2024-12-05 22:58:47,292 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 387 transitions. [2024-12-05 22:58:47,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-12-05 22:58:47,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:58:47,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-05 22:58:48,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:58:48,403 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-05 22:58:49,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-05 22:58:59,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-05 22:58:59,669 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-05 22:58:59,675 INFO L158 Benchmark]: Toolchain (without parser) took 153966.47ms. Allocated memory was 142.6MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 112.6MB in the beginning and 1.1GB in the end (delta: -1.0GB). Peak memory consumption was 284.6MB. Max. memory is 16.1GB. [2024-12-05 22:58:59,675 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory was 83.5MB in the beginning and 83.5MB in the end (delta: 33.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-05 22:58:59,676 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1184.14ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 84.0MB in the end (delta: 28.4MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. [2024-12-05 22:58:59,677 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.93ms. Allocated memory is still 142.6MB. Free memory was 84.0MB in the beginning and 76.2MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:58:59,677 INFO L158 Benchmark]: Boogie Preprocessor took 72.44ms. Allocated memory is still 142.6MB. Free memory was 76.2MB in the beginning and 69.4MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-05 22:58:59,678 INFO L158 Benchmark]: RCFGBuilder took 1973.62ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 69.4MB in the beginning and 269.9MB in the end (delta: -200.5MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2024-12-05 22:58:59,678 INFO L158 Benchmark]: CodeCheck took 150650.09ms. Allocated memory was 310.4MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 269.9MB in the beginning and 1.1GB in the end (delta: -865.1MB). Peak memory consumption was 267.8MB. Max. memory is 16.1GB. [2024-12-05 22:58:59,682 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 142.6MB. Free memory was 83.5MB in the beginning and 83.5MB in the end (delta: 33.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1184.14ms. Allocated memory is still 142.6MB. Free memory was 112.4MB in the beginning and 84.0MB in the end (delta: 28.4MB). Peak memory consumption was 72.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.93ms. Allocated memory is still 142.6MB. Free memory was 84.0MB in the beginning and 76.2MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.44ms. Allocated memory is still 142.6MB. Free memory was 76.2MB in the beginning and 69.4MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1973.62ms. Allocated memory was 142.6MB in the beginning and 310.4MB in the end (delta: 167.8MB). Free memory was 69.4MB in the beginning and 269.9MB in the end (delta: -200.5MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. * CodeCheck took 150650.09ms. Allocated memory was 310.4MB in the beginning and 1.4GB in the end (delta: 1.1GB). Free memory was 269.9MB in the beginning and 1.1GB in the end (delta: -865.1MB). Peak memory consumption was 267.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-05 22:58:59,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/realpath-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4b52b87ac615113f99c41c6355599f8806a623b886ffd195b03cb3f162f5306d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-05 22:59:01,718 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-05 22:59:01,798 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-05 22:59:01,820 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-05 22:59:01,821 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-05 22:59:01,821 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-05 22:59:01,821 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-05 22:59:01,821 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-05 22:59:01,822 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-05 22:59:01,822 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-05 22:59:01,822 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-05 22:59:01,822 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-05 22:59:01,822 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-05 22:59:01,822 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-05 22:59:01,822 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-05 22:59:01,822 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-05 22:59:01,823 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-05 22:59:01,823 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-05 22:59:01,823 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-05 22:59:01,823 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-05 22:59:01,823 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-05 22:59:01,823 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-05 22:59:01,823 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-05 22:59:01,823 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-05 22:59:01,823 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-05 22:59:01,823 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:59:01,824 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-05 22:59:01,824 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-05 22:59:01,824 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:59:01,824 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-05 22:59:01,824 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-05 22:59:01,824 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-05 22:59:01,824 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-05 22:59:01,824 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-05 22:59:01,824 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-05 22:59:01,824 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4b52b87ac615113f99c41c6355599f8806a623b886ffd195b03cb3f162f5306d [2024-12-05 22:59:02,048 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-05 22:59:02,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-05 22:59:02,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-05 22:59:02,058 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-05 22:59:02,059 INFO L274 PluginConnector]: CDTParser initialized [2024-12-05 22:59:02,060 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/busybox-1.22.0/realpath-2.i [2024-12-05 22:59:04,724 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/data/2f312b8fa/f07a048d1f0e43c29ed6562161191e3a/FLAGc47fc25ca [2024-12-05 22:59:05,017 INFO L384 CDTParser]: Found 1 translation units. [2024-12-05 22:59:05,018 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/sv-benchmarks/c/busybox-1.22.0/realpath-2.i [2024-12-05 22:59:05,035 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/data/2f312b8fa/f07a048d1f0e43c29ed6562161191e3a/FLAGc47fc25ca [2024-12-05 22:59:05,274 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/data/2f312b8fa/f07a048d1f0e43c29ed6562161191e3a [2024-12-05 22:59:05,276 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-05 22:59:05,277 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-05 22:59:05,278 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-05 22:59:05,278 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-05 22:59:05,281 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-05 22:59:05,282 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:59:05" (1/1) ... [2024-12-05 22:59:05,282 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33873784 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:05, skipping insertion in model container [2024-12-05 22:59:05,282 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.12 10:59:05" (1/1) ... [2024-12-05 22:59:05,323 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-05 22:59:06,151 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,153 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,156 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,158 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,159 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,161 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,161 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,163 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,163 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,165 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,168 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,169 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,176 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,177 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,180 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,182 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,182 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,183 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,187 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,191 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,202 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-05 22:59:06,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:59:06,252 INFO L200 MainTranslator]: Completed pre-run [2024-12-05 22:59:06,359 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-05 22:59:06,522 WARN L1212 FunctionHandler]: The following functions are not defined or handled internally: vasprintf [2024-12-05 22:59:06,530 INFO L204 MainTranslator]: Completed translation [2024-12-05 22:59:06,530 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:06 WrapperNode [2024-12-05 22:59:06,531 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-05 22:59:06,531 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-05 22:59:06,532 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-05 22:59:06,532 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-05 22:59:06,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:06" (1/1) ... [2024-12-05 22:59:06,567 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:06" (1/1) ... [2024-12-05 22:59:06,612 INFO L138 Inliner]: procedures = 611, calls = 515, calls flagged for inlining = 18, calls inlined = 15, statements flattened = 828 [2024-12-05 22:59:06,613 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-05 22:59:06,613 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-05 22:59:06,614 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-05 22:59:06,614 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-05 22:59:06,620 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:06" (1/1) ... [2024-12-05 22:59:06,620 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:06" (1/1) ... [2024-12-05 22:59:06,630 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:06" (1/1) ... [2024-12-05 22:59:06,631 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:06" (1/1) ... [2024-12-05 22:59:06,667 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:06" (1/1) ... [2024-12-05 22:59:06,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:06" (1/1) ... [2024-12-05 22:59:06,675 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:06" (1/1) ... [2024-12-05 22:59:06,686 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:06" (1/1) ... [2024-12-05 22:59:06,690 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:06" (1/1) ... [2024-12-05 22:59:06,701 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-05 22:59:06,702 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-05 22:59:06,702 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-05 22:59:06,702 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-05 22:59:06,703 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.12 10:59:06" (1/1) ... [2024-12-05 22:59:06,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-05 22:59:06,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-05 22:59:06,748 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-05 22:59:06,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-05 22:59:06,775 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-05 22:59:06,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2024-12-05 22:59:06,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-05 22:59:06,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-12-05 22:59:06,775 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2024-12-05 22:59:06,776 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2024-12-05 22:59:06,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-05 22:59:06,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-05 22:59:06,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-05 22:59:06,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2024-12-05 22:59:06,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2024-12-05 22:59:06,776 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2024-12-05 22:59:06,776 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-05 22:59:06,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-05 22:59:06,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-12-05 22:59:06,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2024-12-05 22:59:06,777 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2024-12-05 22:59:06,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-05 22:59:06,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2024-12-05 22:59:06,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-05 22:59:06,777 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-05 22:59:06,777 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-05 22:59:06,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-05 22:59:06,777 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-05 22:59:06,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-12-05 22:59:06,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-05 22:59:06,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-12-05 22:59:06,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2024-12-05 22:59:06,778 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-12-05 22:59:07,092 INFO L234 CfgBuilder]: Building ICFG [2024-12-05 22:59:07,093 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-05 22:59:18,401 INFO L? ?]: Removed 236 outVars from TransFormulas that were not future-live. [2024-12-05 22:59:18,401 INFO L283 CfgBuilder]: Performing block encoding [2024-12-05 22:59:18,634 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-05 22:59:18,634 INFO L312 CfgBuilder]: Removed 11 assume(true) statements. [2024-12-05 22:59:18,635 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:59:18 BoogieIcfgContainer [2024-12-05 22:59:18,635 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-05 22:59:18,635 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-05 22:59:18,635 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-05 22:59:18,643 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-05 22:59:18,643 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.12 10:59:18" (1/1) ... [2024-12-05 22:59:18,648 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-05 22:59:18,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:59:18,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 136 states and 165 transitions. [2024-12-05 22:59:18,687 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 165 transitions. [2024-12-05 22:59:18,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2024-12-05 22:59:18,690 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:59:18,690 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:59:18,690 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:59:18,692 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:59:18,693 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-05 22:59:19,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:19,186 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:59:19,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:19,946 INFO L256 TraceCheckSpWp]: Trace formula consists of 577 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 22:59:19,948 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:59:19,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:59:19,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-05 22:59:30,234 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 22:59:30,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:59:30,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 135 states and 164 transitions. [2024-12-05 22:59:30,387 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 164 transitions. [2024-12-05 22:59:30,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-05 22:59:30,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:59:30,388 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:59:30,388 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:59:30,390 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:59:30,391 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-05 22:59:31,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:31,570 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:59:32,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:32,195 INFO L256 TraceCheckSpWp]: Trace formula consists of 578 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 22:59:32,196 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:59:32,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:59:32,313 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-05 22:59:42,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-05 22:59:43,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:59:43,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 138 states and 168 transitions. [2024-12-05 22:59:43,015 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 168 transitions. [2024-12-05 22:59:43,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-05 22:59:43,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:59:43,016 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:59:43,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:59:43,018 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:59:43,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-05 22:59:44,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:44,158 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:59:44,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:44,802 INFO L256 TraceCheckSpWp]: Trace formula consists of 591 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 22:59:44,803 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:59:44,999 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:59:45,005 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-05 22:59:45,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:59:45,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 141 states and 171 transitions. [2024-12-05 22:59:45,546 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 171 transitions. [2024-12-05 22:59:45,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-12-05 22:59:45,547 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:59:45,547 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:59:45,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:59:45,549 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:59:45,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-05 22:59:46,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:46,606 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:59:47,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:47,194 INFO L256 TraceCheckSpWp]: Trace formula consists of 604 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 22:59:47,194 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:59:47,492 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:59:47,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-05 22:59:48,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:59:48,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 144 states and 174 transitions. [2024-12-05 22:59:48,182 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 174 transitions. [2024-12-05 22:59:48,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-12-05 22:59:48,182 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:59:48,182 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:59:48,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:59:48,184 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:59:48,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-05 22:59:49,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:49,251 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:59:49,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:49,870 INFO L256 TraceCheckSpWp]: Trace formula consists of 617 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 22:59:49,871 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:59:50,279 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:59:50,286 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-05 22:59:51,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:59:51,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 147 states and 177 transitions. [2024-12-05 22:59:51,113 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 177 transitions. [2024-12-05 22:59:51,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-05 22:59:51,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:59:51,113 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:59:51,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:59:51,115 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:59:51,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-05 22:59:52,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:52,198 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:59:52,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:52,750 INFO L256 TraceCheckSpWp]: Trace formula consists of 630 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 22:59:52,751 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:59:53,255 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:59:53,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-05 22:59:54,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:59:54,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 150 states and 180 transitions. [2024-12-05 22:59:54,245 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 180 transitions. [2024-12-05 22:59:54,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-05 22:59:54,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:59:54,245 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:59:54,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:59:54,248 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:59:54,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-05 22:59:55,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:55,356 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:59:55,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:56,074 INFO L256 TraceCheckSpWp]: Trace formula consists of 643 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 22:59:56,076 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 22:59:56,686 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 22:59:56,693 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-05 22:59:57,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 22:59:57,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 153 states and 183 transitions. [2024-12-05 22:59:57,820 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 183 transitions. [2024-12-05 22:59:57,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-12-05 22:59:57,820 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 22:59:57,820 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 22:59:57,820 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 22:59:57,822 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 22:59:57,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-05 22:59:58,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:58,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 22:59:59,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 22:59:59,539 INFO L256 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 22:59:59,541 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:00,256 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:00:00,266 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-05 23:00:01,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:01,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 156 states and 186 transitions. [2024-12-05 23:00:01,533 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 186 transitions. [2024-12-05 23:00:01,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-05 23:00:01,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:01,534 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:01,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:01,536 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:01,537 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-05 23:00:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:02,713 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:03,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:03,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 23:00:03,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:04,208 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:00:04,217 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-05 23:00:05,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:05,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 159 states and 189 transitions. [2024-12-05 23:00:05,654 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 189 transitions. [2024-12-05 23:00:05,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-12-05 23:00:05,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:05,654 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:05,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:05,656 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:05,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-05 23:00:06,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:06,821 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:07,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:07,376 INFO L256 TraceCheckSpWp]: Trace formula consists of 682 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:00:07,377 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:08,303 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:00:08,312 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-05 23:00:09,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:09,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 162 states and 192 transitions. [2024-12-05 23:00:09,892 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 192 transitions. [2024-12-05 23:00:09,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-05 23:00:09,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:09,893 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:09,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:09,895 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:09,896 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-05 23:00:11,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:11,174 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:11,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:11,894 INFO L256 TraceCheckSpWp]: Trace formula consists of 695 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:00:11,896 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:12,926 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:00:12,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-05 23:00:14,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:14,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 165 states and 195 transitions. [2024-12-05 23:00:14,678 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 195 transitions. [2024-12-05 23:00:14,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-12-05 23:00:14,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:14,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:14,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:14,681 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:14,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-05 23:00:15,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:15,943 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:16,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:16,547 INFO L256 TraceCheckSpWp]: Trace formula consists of 708 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 23:00:16,548 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:17,678 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-05 23:00:17,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-05 23:00:19,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:19,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 162 states and 190 transitions. [2024-12-05 23:00:19,561 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 190 transitions. [2024-12-05 23:00:19,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-12-05 23:00:19,562 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:19,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:19,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:19,564 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:19,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-05 23:00:20,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:20,279 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:20,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:20,819 INFO L256 TraceCheckSpWp]: Trace formula consists of 715 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 23:00:20,819 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:20,823 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:00:20,828 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-05 23:00:20,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:20,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 161 states and 189 transitions. [2024-12-05 23:00:20,848 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 189 transitions. [2024-12-05 23:00:20,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-05 23:00:20,849 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:20,849 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:20,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:20,851 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:20,852 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-05 23:00:22,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:22,456 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:22,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:23,058 INFO L256 TraceCheckSpWp]: Trace formula consists of 716 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 23:00:23,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:24,227 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:00:24,237 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-05 23:00:25,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:25,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 160 states and 188 transitions. [2024-12-05 23:00:25,611 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 188 transitions. [2024-12-05 23:00:25,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2024-12-05 23:00:25,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:25,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:25,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:25,614 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:25,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-05 23:00:26,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:26,453 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:27,036 INFO L256 TraceCheckSpWp]: Trace formula consists of 725 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 23:00:27,037 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:27,040 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:00:27,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-05 23:00:27,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:27,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 159 states and 187 transitions. [2024-12-05 23:00:27,051 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 187 transitions. [2024-12-05 23:00:27,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-05 23:00:27,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:27,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:27,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:27,053 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:27,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-05 23:00:27,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:27,779 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:28,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:28,404 INFO L256 TraceCheckSpWp]: Trace formula consists of 726 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:00:28,405 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:29,032 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:00:29,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-05 23:00:29,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:29,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 158 states and 186 transitions. [2024-12-05 23:00:29,781 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 186 transitions. [2024-12-05 23:00:29,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 23:00:29,781 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:29,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:29,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:29,783 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:29,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-05 23:00:30,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:30,613 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:31,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:31,240 INFO L256 TraceCheckSpWp]: Trace formula consists of 778 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 23:00:31,241 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:31,244 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:00:31,257 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-05 23:00:31,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:31,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 157 states and 185 transitions. [2024-12-05 23:00:31,360 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 185 transitions. [2024-12-05 23:00:31,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-12-05 23:00:31,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:31,361 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:31,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:31,362 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:31,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-05 23:00:32,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:32,337 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:32,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:32,915 INFO L256 TraceCheckSpWp]: Trace formula consists of 787 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 23:00:32,916 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:32,918 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:00:32,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-05 23:00:32,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:32,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 156 states and 184 transitions. [2024-12-05 23:00:32,934 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 184 transitions. [2024-12-05 23:00:32,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 23:00:32,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:32,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:32,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:32,937 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:32,938 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-05 23:00:33,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:33,875 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:34,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:34,446 INFO L256 TraceCheckSpWp]: Trace formula consists of 752 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 23:00:34,447 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:34,449 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:00:34,458 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-05 23:00:34,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:34,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 156 states and 181 transitions. [2024-12-05 23:00:34,463 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 181 transitions. [2024-12-05 23:00:34,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 23:00:34,464 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:34,464 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:34,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:34,466 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:34,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-05 23:00:36,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:36,013 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:36,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:36,664 INFO L256 TraceCheckSpWp]: Trace formula consists of 779 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:00:36,665 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:37,357 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:00:37,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-05 23:00:38,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:38,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 160 states and 189 transitions. [2024-12-05 23:00:38,498 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 189 transitions. [2024-12-05 23:00:38,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-05 23:00:38,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:38,498 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:38,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:38,500 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:38,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-05 23:00:40,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:40,219 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:40,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:40,892 INFO L256 TraceCheckSpWp]: Trace formula consists of 788 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:00:40,893 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:41,603 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:00:41,618 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-05 23:00:44,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:44,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 163 states and 195 transitions. [2024-12-05 23:00:44,863 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 195 transitions. [2024-12-05 23:00:44,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-12-05 23:00:44,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:44,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:44,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:44,865 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:44,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-05 23:00:45,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:45,879 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:46,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:46,512 INFO L256 TraceCheckSpWp]: Trace formula consists of 758 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-05 23:00:46,512 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:46,514 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:00:46,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-05 23:00:46,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:46,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 162 states and 194 transitions. [2024-12-05 23:00:46,558 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 194 transitions. [2024-12-05 23:00:46,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-05 23:00:46,558 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:46,558 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:46,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:46,560 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:46,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-05 23:00:48,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:48,340 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:48,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:48,896 INFO L256 TraceCheckSpWp]: Trace formula consists of 759 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:00:48,897 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:49,681 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:00:49,697 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-05 23:00:50,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:50,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 165 states and 199 transitions. [2024-12-05 23:00:50,680 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 199 transitions. [2024-12-05 23:00:50,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 23:00:50,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:50,681 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:50,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:50,683 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:50,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-05 23:00:52,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:52,392 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:52,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:53,035 INFO L256 TraceCheckSpWp]: Trace formula consists of 792 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:00:53,036 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:53,187 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-12-05 23:00:53,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-05 23:00:54,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:00:54,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 167 states and 200 transitions. [2024-12-05 23:00:54,489 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 200 transitions. [2024-12-05 23:00:54,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-12-05 23:00:54,489 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:00:54,489 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:00:54,489 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:00:54,491 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:00:54,499 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-05 23:00:56,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:56,250 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:00:56,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:00:57,089 INFO L256 TraceCheckSpWp]: Trace formula consists of 801 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 23:00:57,090 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:00:57,974 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:00:57,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-05 23:01:03,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:01:03,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 170 states and 205 transitions. [2024-12-05 23:01:03,028 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 205 transitions. [2024-12-05 23:01:03,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-12-05 23:01:03,029 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:01:03,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:01:03,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:01:03,031 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:01:03,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-05 23:01:04,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:04,877 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:01:05,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:05,517 INFO L256 TraceCheckSpWp]: Trace formula consists of 765 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 23:01:05,518 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:01:06,709 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2024-12-05 23:01:06,726 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-05 23:01:11,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:01:11,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 171 states and 207 transitions. [2024-12-05 23:01:11,106 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 207 transitions. [2024-12-05 23:01:11,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-05 23:01:11,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:01:11,106 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:01:11,106 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:01:11,108 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:01:11,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-12-05 23:01:12,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:12,915 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:01:13,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:13,574 INFO L256 TraceCheckSpWp]: Trace formula consists of 805 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:01:13,575 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:01:13,786 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2024-12-05 23:01:13,805 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-12-05 23:01:15,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:01:15,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 173 states and 208 transitions. [2024-12-05 23:01:15,225 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 208 transitions. [2024-12-05 23:01:15,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-05 23:01:15,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:01:15,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:01:15,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:01:15,227 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:01:15,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-12-05 23:01:17,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:17,229 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:01:17,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:17,766 INFO L256 TraceCheckSpWp]: Trace formula consists of 814 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-05 23:01:17,767 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:01:18,832 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:01:18,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-12-05 23:01:24,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:01:24,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 176 states and 213 transitions. [2024-12-05 23:01:24,635 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 213 transitions. [2024-12-05 23:01:24,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-05 23:01:24,636 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:01:24,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:01:24,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:01:24,638 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:01:24,639 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-12-05 23:01:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:26,680 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:01:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:27,233 INFO L256 TraceCheckSpWp]: Trace formula consists of 818 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:01:27,234 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:01:27,506 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-12-05 23:01:27,526 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-12-05 23:01:29,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:01:29,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 178 states and 214 transitions. [2024-12-05 23:01:29,028 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 214 transitions. [2024-12-05 23:01:29,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-12-05 23:01:29,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:01:29,028 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:01:29,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:01:29,030 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:01:29,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-12-05 23:01:31,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:31,151 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:01:31,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:31,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 827 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-05 23:01:31,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:01:32,965 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:01:32,986 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-12-05 23:01:39,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:01:39,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 181 states and 219 transitions. [2024-12-05 23:01:39,207 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 219 transitions. [2024-12-05 23:01:39,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 23:01:39,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:01:39,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:01:39,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:01:39,209 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:01:39,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-12-05 23:01:41,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:41,304 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:01:41,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:41,846 INFO L256 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:01:41,848 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:01:42,181 INFO L134 CoverageAnalysis]: Checked inductivity of 167 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 167 trivial. 0 not checked. [2024-12-05 23:01:42,203 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-12-05 23:01:43,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:01:43,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 183 states and 220 transitions. [2024-12-05 23:01:43,788 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 220 transitions. [2024-12-05 23:01:43,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-05 23:01:43,788 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:01:43,788 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:01:43,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:01:43,790 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:01:43,792 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-12-05 23:01:45,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:45,859 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:01:46,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:46,390 INFO L256 TraceCheckSpWp]: Trace formula consists of 840 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-05 23:01:46,392 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:01:47,689 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:01:47,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-12-05 23:01:54,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:01:54,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 186 states and 225 transitions. [2024-12-05 23:01:54,335 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 225 transitions. [2024-12-05 23:01:54,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-05 23:01:54,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:01:54,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:01:54,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:01:54,337 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:01:54,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-12-05 23:01:56,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:56,287 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:01:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:01:56,842 INFO L256 TraceCheckSpWp]: Trace formula consists of 844 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:01:56,843 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:01:57,247 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2024-12-05 23:01:57,270 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-12-05 23:01:58,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:01:58,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 188 states and 226 transitions. [2024-12-05 23:01:58,966 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 226 transitions. [2024-12-05 23:01:58,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-05 23:01:58,966 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:01:58,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:01:58,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:01:58,968 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:01:58,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-12-05 23:02:01,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:01,040 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:02:01,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:01,669 INFO L256 TraceCheckSpWp]: Trace formula consists of 853 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-05 23:02:01,671 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:02:03,140 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:02:03,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-12-05 23:02:10,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:02:10,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 191 states and 231 transitions. [2024-12-05 23:02:10,349 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 231 transitions. [2024-12-05 23:02:10,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-05 23:02:10,349 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:02:10,350 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:02:10,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:02:10,351 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:02:10,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-12-05 23:02:12,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:12,505 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:02:12,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:13,057 INFO L256 TraceCheckSpWp]: Trace formula consists of 857 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:02:13,058 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:02:13,623 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2024-12-05 23:02:13,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-12-05 23:02:15,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:02:15,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 193 states and 232 transitions. [2024-12-05 23:02:15,737 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 232 transitions. [2024-12-05 23:02:15,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-05 23:02:15,737 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:02:15,738 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:02:15,738 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:02:15,740 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:02:15,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-12-05 23:02:18,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:18,036 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:02:18,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:18,561 INFO L256 TraceCheckSpWp]: Trace formula consists of 866 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-12-05 23:02:18,562 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:02:20,196 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:02:20,224 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-12-05 23:02:28,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:02:28,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 196 states and 237 transitions. [2024-12-05 23:02:28,042 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 237 transitions. [2024-12-05 23:02:28,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-05 23:02:28,043 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:02:28,043 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:02:28,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:02:28,045 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:02:28,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-12-05 23:02:30,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:30,747 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:02:31,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:31,386 INFO L256 TraceCheckSpWp]: Trace formula consists of 870 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:02:31,387 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:02:31,948 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 215 trivial. 0 not checked. [2024-12-05 23:02:31,976 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-12-05 23:02:33,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:02:33,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 198 states and 238 transitions. [2024-12-05 23:02:33,937 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 238 transitions. [2024-12-05 23:02:33,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2024-12-05 23:02:33,938 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:02:33,938 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:02:33,938 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:02:33,940 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:02:33,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-12-05 23:02:36,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:36,448 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:02:37,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:37,095 INFO L256 TraceCheckSpWp]: Trace formula consists of 879 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-05 23:02:37,097 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:02:38,967 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:02:38,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-12-05 23:02:47,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:02:47,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 201 states and 243 transitions. [2024-12-05 23:02:47,723 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 243 transitions. [2024-12-05 23:02:47,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-05 23:02:47,723 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:02:47,723 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:02:47,723 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:02:47,725 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:02:47,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-12-05 23:02:50,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:50,301 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:02:50,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:50,874 INFO L256 TraceCheckSpWp]: Trace formula consists of 883 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:02:50,875 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:02:51,449 INFO L134 CoverageAnalysis]: Checked inductivity of 237 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2024-12-05 23:02:51,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-12-05 23:02:53,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:02:53,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 203 states and 244 transitions. [2024-12-05 23:02:53,378 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 244 transitions. [2024-12-05 23:02:53,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-12-05 23:02:53,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:02:53,379 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:02:53,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:02:53,381 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:02:53,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-12-05 23:02:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:55,953 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:02:56,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:02:56,532 INFO L256 TraceCheckSpWp]: Trace formula consists of 892 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-12-05 23:02:56,533 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:02:58,374 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:02:58,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-12-05 23:03:07,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:07,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 206 states and 249 transitions. [2024-12-05 23:03:07,112 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 249 transitions. [2024-12-05 23:03:07,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-05 23:03:07,113 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:07,113 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:03:07,113 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:03:07,115 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:03:07,116 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-12-05 23:03:09,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:09,722 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:03:10,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:10,345 INFO L256 TraceCheckSpWp]: Trace formula consists of 896 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:03:10,346 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:11,054 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 262 trivial. 0 not checked. [2024-12-05 23:03:11,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-12-05 23:03:13,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:13,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 208 states and 250 transitions. [2024-12-05 23:03:13,215 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 250 transitions. [2024-12-05 23:03:13,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2024-12-05 23:03:13,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:13,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:03:13,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:03:13,217 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:03:13,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-12-05 23:03:15,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:15,957 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:03:16,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:16,640 INFO L256 TraceCheckSpWp]: Trace formula consists of 905 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-12-05 23:03:16,641 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:18,965 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:03:19,001 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-12-05 23:03:29,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:29,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 211 states and 255 transitions. [2024-12-05 23:03:29,973 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 255 transitions. [2024-12-05 23:03:29,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-05 23:03:29,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:29,973 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:03:29,973 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:03:29,975 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:03:29,976 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-12-05 23:03:33,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:33,093 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:03:33,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:33,761 INFO L256 TraceCheckSpWp]: Trace formula consists of 909 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:03:33,763 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:34,660 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 290 trivial. 0 not checked. [2024-12-05 23:03:34,702 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-12-05 23:03:37,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:37,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 213 states and 256 transitions. [2024-12-05 23:03:37,268 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 256 transitions. [2024-12-05 23:03:37,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-12-05 23:03:37,269 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:37,269 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:03:37,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:03:37,271 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:03:37,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-12-05 23:03:40,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:40,281 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:03:40,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:40,898 INFO L256 TraceCheckSpWp]: Trace formula consists of 918 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-12-05 23:03:40,900 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:43,252 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 165 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2024-12-05 23:03:43,288 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-12-05 23:03:54,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:03:54,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 214 states and 257 transitions. [2024-12-05 23:03:54,805 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 257 transitions. [2024-12-05 23:03:54,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-12-05 23:03:54,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:03:54,806 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:03:54,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:03:54,808 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:03:54,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-12-05 23:03:58,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:58,025 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:03:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:03:58,731 INFO L256 TraceCheckSpWp]: Trace formula consists of 945 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-05 23:03:58,732 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:03:58,757 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 23:03:58,792 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-12-05 23:04:02,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:04:02,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 215 states and 258 transitions. [2024-12-05 23:04:02,018 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 258 transitions. [2024-12-05 23:04:02,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 23:04:02,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:04:02,018 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:04:02,018 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:04:02,020 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:04:02,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-12-05 23:04:05,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:04:05,179 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:04:05,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:04:06,041 INFO L256 TraceCheckSpWp]: Trace formula consists of 958 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 23:04:06,043 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:04:08,598 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 23:04:08,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-12-05 23:04:26,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:04:26,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 222 states and 287 transitions. [2024-12-05 23:04:26,269 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 287 transitions. [2024-12-05 23:04:26,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-12-05 23:04:26,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:04:26,270 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:04:26,270 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:04:26,272 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:04:26,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-12-05 23:04:29,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:04:29,661 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:04:30,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:04:30,491 INFO L256 TraceCheckSpWp]: Trace formula consists of 967 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 23:04:30,493 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:04:30,647 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 62 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 23:04:30,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-12-05 23:04:36,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:04:36,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 223 states and 287 transitions. [2024-12-05 23:04:36,545 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 287 transitions. [2024-12-05 23:04:36,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-12-05 23:04:36,545 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:04:36,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:04:36,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:04:36,548 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:04:36,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-12-05 23:04:39,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:04:39,858 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-05 23:04:40,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-05 23:04:40,611 INFO L256 TraceCheckSpWp]: Trace formula consists of 931 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-05 23:04:40,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-05 23:04:42,963 INFO L134 CoverageAnalysis]: Checked inductivity of 294 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2024-12-05 23:04:43,003 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2024-12-05 23:04:48,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-05 23:04:48,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 226 states and 291 transitions. [2024-12-05 23:04:48,861 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 291 transitions. [2024-12-05 23:04:48,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-12-05 23:04:48,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-05 23:04:48,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-05 23:04:48,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-05 23:04:48,865 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-05 23:04:48,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb8edde8-eaa7-4dd0-99be-b448b89c0953/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process