./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-nonlinear/color-sendmoremoney.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/color-sendmoremoney.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3295093de4d211bffc15ed0a2994c81b442a590cdd92ae45e7cf4082ee88576f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:39:00,548 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:39:00,652 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:39:00,661 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:39:00,661 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:39:00,697 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:39:00,699 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:39:00,700 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:39:00,700 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:39:00,700 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:39:00,701 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:39:00,701 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:39:00,702 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:39:00,702 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:39:00,702 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:39:00,702 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:39:00,703 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:39:00,704 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:39:00,704 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:39:00,704 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:39:00,704 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:39:00,705 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:39:00,705 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:39:00,705 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:39:00,705 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:39:00,705 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:39:00,705 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:39:00,705 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:39:00,706 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:39:00,706 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:39:00,706 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:39:00,706 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:39:00,706 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:39:00,706 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_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3295093de4d211bffc15ed0a2994c81b442a590cdd92ae45e7cf4082ee88576f [2024-11-25 02:39:01,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:39:01,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:39:01,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:39:01,019 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:39:01,020 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:39:01,021 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/floats-nonlinear/color-sendmoremoney.c [2024-11-25 02:39:04,021 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/data/1816248c6/93a056218e114f21868925b6e35bbfa3/FLAG4d3d2e258 [2024-11-25 02:39:04,343 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:39:04,343 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/sv-benchmarks/c/floats-nonlinear/color-sendmoremoney.c [2024-11-25 02:39:04,355 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/data/1816248c6/93a056218e114f21868925b6e35bbfa3/FLAG4d3d2e258 [2024-11-25 02:39:04,381 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/data/1816248c6/93a056218e114f21868925b6e35bbfa3 [2024-11-25 02:39:04,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:39:04,386 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:39:04,389 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:39:04,389 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:39:04,393 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:39:04,394 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:39:04" (1/1) ... [2024-11-25 02:39:04,396 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e63cf6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:04, skipping insertion in model container [2024-11-25 02:39:04,396 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:39:04" (1/1) ... [2024-11-25 02:39:04,413 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:39:04,587 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/sv-benchmarks/c/floats-nonlinear/color-sendmoremoney.c[620,633] [2024-11-25 02:39:04,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:39:04,651 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:39:04,662 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/sv-benchmarks/c/floats-nonlinear/color-sendmoremoney.c[620,633] [2024-11-25 02:39:04,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:39:04,711 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:39:04,712 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:04 WrapperNode [2024-11-25 02:39:04,712 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:39:04,713 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:39:04,714 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:39:04,714 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:39:04,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:04" (1/1) ... [2024-11-25 02:39:04,733 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:04" (1/1) ... [2024-11-25 02:39:04,766 INFO L138 Inliner]: procedures = 21, calls = 32, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 192 [2024-11-25 02:39:04,770 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:39:04,771 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:39:04,771 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:39:04,771 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:39:04,780 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:04" (1/1) ... [2024-11-25 02:39:04,780 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:04" (1/1) ... [2024-11-25 02:39:04,787 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:04" (1/1) ... [2024-11-25 02:39:04,787 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:04" (1/1) ... [2024-11-25 02:39:04,801 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:04" (1/1) ... [2024-11-25 02:39:04,803 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:04" (1/1) ... [2024-11-25 02:39:04,810 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:04" (1/1) ... [2024-11-25 02:39:04,815 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:04" (1/1) ... [2024-11-25 02:39:04,816 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:04" (1/1) ... [2024-11-25 02:39:04,818 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:39:04,822 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:39:04,823 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:39:04,823 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:39:04,824 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:04" (1/1) ... [2024-11-25 02:39:04,830 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:39:04,845 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:39:04,861 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:39:04,865 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:39:04,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:39:04,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:39:04,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 02:39:04,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-11-25 02:39:04,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:39:04,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:39:04,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-11-25 02:39:04,895 INFO L130 BoogieDeclarations]: Found specification of procedure check_domain_0 [2024-11-25 02:39:04,895 INFO L138 BoogieDeclarations]: Found implementation of procedure check_domain_0 [2024-11-25 02:39:04,895 INFO L130 BoogieDeclarations]: Found specification of procedure check_domain_1 [2024-11-25 02:39:04,895 INFO L138 BoogieDeclarations]: Found implementation of procedure check_domain_1 [2024-11-25 02:39:04,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 02:39:05,000 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:39:05,003 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:39:05,390 INFO L? ?]: Removed 78 outVars from TransFormulas that were not future-live. [2024-11-25 02:39:05,390 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:39:05,466 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:39:05,466 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 02:39:05,466 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:39:05 BoogieIcfgContainer [2024-11-25 02:39:05,466 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:39:05,471 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:39:05,471 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:39:05,489 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:39:05,490 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:39:05" (1/1) ... [2024-11-25 02:39:05,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:39:05,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:05,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 46 states and 63 transitions. [2024-11-25 02:39:05,572 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2024-11-25 02:39:05,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 02:39:05,584 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:05,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:05,918 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:39:05,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:05,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 48 states and 64 transitions. [2024-11-25 02:39:05,996 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 64 transitions. [2024-11-25 02:39:06,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 02:39:06,001 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:06,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:06,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:06,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:39:06,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:06,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 49 states and 66 transitions. [2024-11-25 02:39:06,181 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 66 transitions. [2024-11-25 02:39:06,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-25 02:39:06,182 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:06,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:06,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:06,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:39:06,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:06,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2024-11-25 02:39:06,393 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2024-11-25 02:39:06,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-25 02:39:06,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:06,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:06,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:06,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:39:06,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:06,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 53 states and 71 transitions. [2024-11-25 02:39:06,605 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 71 transitions. [2024-11-25 02:39:06,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-25 02:39:06,606 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:06,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:06,848 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 02:39:06,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:06,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 57 states and 75 transitions. [2024-11-25 02:39:06,948 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 75 transitions. [2024-11-25 02:39:06,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-25 02:39:06,951 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:06,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:06,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:07,100 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 02:39:07,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:07,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 59 states and 77 transitions. [2024-11-25 02:39:07,158 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2024-11-25 02:39:07,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-25 02:39:07,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:07,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:07,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:07,318 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-25 02:39:07,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:07,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 79 transitions. [2024-11-25 02:39:07,375 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2024-11-25 02:39:07,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-25 02:39:07,377 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:07,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:07,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:07,535 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-25 02:39:07,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:07,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 63 states and 81 transitions. [2024-11-25 02:39:07,592 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 81 transitions. [2024-11-25 02:39:07,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 02:39:07,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:07,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:07,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:07,934 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-25 02:39:07,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:07,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 64 states and 81 transitions. [2024-11-25 02:39:07,989 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2024-11-25 02:39:07,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 02:39:07,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:07,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:08,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:08,219 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-25 02:39:08,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:08,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 65 states and 83 transitions. [2024-11-25 02:39:08,292 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 83 transitions. [2024-11-25 02:39:08,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-25 02:39:08,292 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:08,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:08,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:08,453 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-25 02:39:08,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:08,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 68 states and 89 transitions. [2024-11-25 02:39:08,689 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 89 transitions. [2024-11-25 02:39:08,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-25 02:39:08,692 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:08,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:08,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:08,848 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-25 02:39:09,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:09,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 69 states and 90 transitions. [2024-11-25 02:39:09,085 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 90 transitions. [2024-11-25 02:39:09,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-25 02:39:09,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:09,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:09,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:09,236 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-25 02:39:09,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:09,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 71 states and 93 transitions. [2024-11-25 02:39:09,465 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 93 transitions. [2024-11-25 02:39:09,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-25 02:39:09,466 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:09,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:09,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:09,627 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-25 02:39:09,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:09,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 73 states and 96 transitions. [2024-11-25 02:39:09,862 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 96 transitions. [2024-11-25 02:39:09,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-25 02:39:09,862 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:09,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:09,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:10,033 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-25 02:39:10,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:10,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 75 states and 99 transitions. [2024-11-25 02:39:10,277 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 99 transitions. [2024-11-25 02:39:10,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-25 02:39:10,278 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:10,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:10,463 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 16 proven. 16 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-25 02:39:10,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:10,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 77 states and 102 transitions. [2024-11-25 02:39:10,699 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 102 transitions. [2024-11-25 02:39:10,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-25 02:39:10,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:10,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:10,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:10,907 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 19 proven. 25 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-25 02:39:11,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:11,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 79 states and 105 transitions. [2024-11-25 02:39:11,158 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 105 transitions. [2024-11-25 02:39:11,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-25 02:39:11,159 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:11,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:11,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:11,376 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 22 proven. 36 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-25 02:39:11,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:11,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 81 states and 107 transitions. [2024-11-25 02:39:11,653 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 107 transitions. [2024-11-25 02:39:11,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-25 02:39:11,654 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:11,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:11,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:11,852 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 2 proven. 25 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-11-25 02:39:12,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:12,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 83 states and 111 transitions. [2024-11-25 02:39:12,210 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 111 transitions. [2024-11-25 02:39:12,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-25 02:39:12,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:12,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:12,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:12,494 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 41 proven. 3 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-25 02:39:13,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:13,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 87 states and 118 transitions. [2024-11-25 02:39:13,659 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 118 transitions. [2024-11-25 02:39:13,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-25 02:39:13,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:13,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:13,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:13,886 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 59 proven. 5 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-25 02:39:14,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:14,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 88 states and 120 transitions. [2024-11-25 02:39:14,255 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 120 transitions. [2024-11-25 02:39:14,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-25 02:39:14,256 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:14,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:14,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:14,408 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 35 proven. 43 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-11-25 02:39:14,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:14,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 90 states and 123 transitions. [2024-11-25 02:39:14,884 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 123 transitions. [2024-11-25 02:39:14,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-25 02:39:14,884 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:14,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:14,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:15,045 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 85 proven. 17 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2024-11-25 02:39:16,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:16,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 96 states and 132 transitions. [2024-11-25 02:39:16,585 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 132 transitions. [2024-11-25 02:39:16,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-25 02:39:16,585 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:16,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:16,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:16,669 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 60 proven. 3 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-25 02:39:16,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:16,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 97 states and 134 transitions. [2024-11-25 02:39:16,942 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 134 transitions. [2024-11-25 02:39:16,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-25 02:39:16,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:16,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:16,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:17,042 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 85 proven. 5 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2024-11-25 02:39:17,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:17,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 95 states and 127 transitions. [2024-11-25 02:39:17,221 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 127 transitions. [2024-11-25 02:39:17,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-25 02:39:17,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:17,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:17,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:17,391 INFO L134 CoverageAnalysis]: Checked inductivity of 256 backedges. 96 proven. 63 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2024-11-25 02:39:18,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:18,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 97 states and 131 transitions. [2024-11-25 02:39:18,079 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 131 transitions. [2024-11-25 02:39:18,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-25 02:39:18,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:18,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:18,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:18,369 INFO L134 CoverageAnalysis]: Checked inductivity of 286 backedges. 168 proven. 34 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-25 02:39:20,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:20,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 105 states and 145 transitions. [2024-11-25 02:39:20,386 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 145 transitions. [2024-11-25 02:39:20,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-25 02:39:20,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:20,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:20,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:20,677 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 193 proven. 41 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-25 02:39:21,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:21,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 106 states and 147 transitions. [2024-11-25 02:39:21,102 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 147 transitions. [2024-11-25 02:39:21,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-25 02:39:21,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:21,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:21,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:21,517 INFO L134 CoverageAnalysis]: Checked inductivity of 377 backedges. 192 proven. 12 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2024-11-25 02:39:21,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:21,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 107 states and 148 transitions. [2024-11-25 02:39:21,832 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 148 transitions. [2024-11-25 02:39:21,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-25 02:39:21,837 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:21,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:21,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:21,994 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 191 proven. 85 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2024-11-25 02:39:22,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:22,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 109 states and 151 transitions. [2024-11-25 02:39:22,558 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 151 transitions. [2024-11-25 02:39:22,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-25 02:39:22,559 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:22,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:22,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:22,704 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 298 proven. 57 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-11-25 02:39:24,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:24,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 118 states and 163 transitions. [2024-11-25 02:39:24,877 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 163 transitions. [2024-11-25 02:39:24,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-25 02:39:24,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:24,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:24,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:25,484 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 371 proven. 27 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2024-11-25 02:39:25,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:25,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 119 states and 164 transitions. [2024-11-25 02:39:25,858 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 164 transitions. [2024-11-25 02:39:25,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2024-11-25 02:39:25,859 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:25,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:25,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:25,983 INFO L134 CoverageAnalysis]: Checked inductivity of 662 backedges. 326 proven. 109 refuted. 0 times theorem prover too weak. 227 trivial. 0 not checked. [2024-11-25 02:39:26,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:26,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 121 states and 166 transitions. [2024-11-25 02:39:26,691 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 166 transitions. [2024-11-25 02:39:26,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-25 02:39:26,691 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:26,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:26,823 INFO L134 CoverageAnalysis]: Checked inductivity of 712 backedges. 294 proven. 244 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-11-25 02:39:28,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:28,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 131 states and 176 transitions. [2024-11-25 02:39:28,798 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 176 transitions. [2024-11-25 02:39:28,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-25 02:39:28,799 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:28,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:39:28,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:39:28,838 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:39:28,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:39:29,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:39:29,033 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-25 02:39:29,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-25 02:39:29,177 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 35 iterations. [2024-11-25 02:39:29,272 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 02:39:29 ImpRootNode [2024-11-25 02:39:29,273 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 02:39:29,273 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 02:39:29,273 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 02:39:29,274 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 02:39:29,274 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:39:05" (3/4) ... [2024-11-25 02:39:29,280 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-25 02:39:29,281 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 02:39:29,282 INFO L158 Benchmark]: Toolchain (without parser) took 24895.95ms. Allocated memory was 117.4MB in the beginning and 427.8MB in the end (delta: 310.4MB). Free memory was 93.3MB in the beginning and 333.1MB in the end (delta: -239.8MB). Peak memory consumption was 68.0MB. Max. memory is 16.1GB. [2024-11-25 02:39:29,283 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory was 105.5MB in the beginning and 105.3MB in the end (delta: 215.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:39:29,283 INFO L158 Benchmark]: CACSL2BoogieTranslator took 323.99ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.0MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:39:29,283 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.08ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 79.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:39:29,284 INFO L158 Benchmark]: Boogie Preprocessor took 51.00ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 78.0MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:39:29,284 INFO L158 Benchmark]: RCFGBuilder took 644.08ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 57.2MB in the end (delta: 20.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 02:39:29,285 INFO L158 Benchmark]: CodeCheck took 23801.53ms. Allocated memory was 117.4MB in the beginning and 427.8MB in the end (delta: 310.4MB). Free memory was 56.8MB in the beginning and 333.2MB in the end (delta: -276.3MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2024-11-25 02:39:29,287 INFO L158 Benchmark]: Witness Printer took 8.07ms. Allocated memory is still 427.8MB. Free memory was 333.2MB in the beginning and 333.1MB in the end (delta: 81.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:39:29,289 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 46 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 23.7s, OverallIterations: 35, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5270 SdHoareTripleChecker+Valid, 14.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1079 mSDsluCounter, 1685 SdHoareTripleChecker+Invalid, 12.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 24 mSDsCounter, 2676 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7568 IncrementalHoareTripleChecker+Invalid, 10244 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2676 mSolverCounterUnsat, 1661 mSDtfsCounter, 7568 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 14276 GetRequests, 13814 SyntacticMatches, 182 SemanticMatches, 280 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38649 ImplicationChecksByTransitivity, 16.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 2465 NumberOfCodeBlocks, 2465 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 2308 ConstructedInterpolants, 0 QuantifiedInterpolants, 3314 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 34 InterpolantComputations, 11 PerfectInterpolantSequences, 4962/5827 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - UnprovableResult [Line: 20]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 32, overapproximation of someBinaryDOUBLEComparisonOperation at line 28, overapproximation of someBinaryDOUBLEComparisonOperation at line 40, overapproximation of someBinaryDOUBLEComparisonOperation at line 49. Possible FailurePath: [L58] double s, e, n, d, m, o, r, y; [L59] s = __VERIFIER_nondet_double() [L60] e = __VERIFIER_nondet_double() [L61] n = __VERIFIER_nondet_double() [L62] d = __VERIFIER_nondet_double() [L63] m = __VERIFIER_nondet_double() [L64] o = __VERIFIER_nondet_double() [L65] r = __VERIFIER_nondet_double() [L66] y = __VERIFIER_nondet_double() [L67] CALL, EXPR solve(s, e, n, d, m, o, r, y) [L46] CALL, EXPR check_domain_1(S) VAL [\old(x)=7] [L32] COND TRUE x >= 1 && x <= 9 [L32] return 1; [L46] RET, EXPR check_domain_1(S) VAL [S=7] [L46] EXPR check_domain_1(S) && check_domain_0(E) VAL [S=7] [L46] CALL, EXPR check_domain_0(E) VAL [\old(x)=2] [L28] COND TRUE x >= 0 && x <= 9 [L28] return 1; [L46] RET, EXPR check_domain_0(E) VAL [E=2, S=7] [L46] EXPR check_domain_1(S) && check_domain_0(E) VAL [E=2, S=7] [L46] EXPR check_domain_1(S) && check_domain_0(E) && check_domain_0(N) VAL [E=2, S=7] [L46] CALL, EXPR check_domain_0(N) VAL [\old(x)=3] [L28] COND TRUE x >= 0 && x <= 9 [L28] return 1; [L46] RET, EXPR check_domain_0(N) VAL [E=2, N=3, S=7] [L46] EXPR check_domain_1(S) && check_domain_0(E) && check_domain_0(N) VAL [E=2, N=3, S=7] [L46-L47] EXPR check_domain_1(S) && check_domain_0(E) && check_domain_0(N) && check_domain_0(D) VAL [E=2, N=3, S=7] [L47] CALL, EXPR check_domain_0(D) VAL [\old(x)=8] [L28] COND TRUE x >= 0 && x <= 9 [L28] return 1; [L47] RET, EXPR check_domain_0(D) VAL [D=8, E=2, N=3, S=7] [L46-L47] EXPR check_domain_1(S) && check_domain_0(E) && check_domain_0(N) && check_domain_0(D) VAL [D=8, E=2, N=3, S=7] [L46-L47] EXPR check_domain_1(S) && check_domain_0(E) && check_domain_0(N) && check_domain_0(D) && check_domain_1(M) VAL [D=8, E=2, N=3, S=7] [L47] CALL, EXPR check_domain_1(M) VAL [\old(x)=4] [L32] COND TRUE x >= 1 && x <= 9 [L32] return 1; [L47] RET, EXPR check_domain_1(M) VAL [D=8, E=2, M=4, N=3, S=7] [L46-L47] EXPR check_domain_1(S) && check_domain_0(E) && check_domain_0(N) && check_domain_0(D) && check_domain_1(M) VAL [D=8, E=2, M=4, N=3, S=7] [L46-L47] EXPR check_domain_1(S) && check_domain_0(E) && check_domain_0(N) && check_domain_0(D) && check_domain_1(M) && check_domain_0(O) VAL [D=8, E=2, M=4, N=3, S=7] [L47] CALL, EXPR check_domain_0(O) VAL [\old(x)=9] [L28] COND TRUE x >= 0 && x <= 9 [L28] return 1; [L47] RET, EXPR check_domain_0(O) VAL [D=8, E=2, M=4, N=3, O=9, S=7] [L46-L47] EXPR check_domain_1(S) && check_domain_0(E) && check_domain_0(N) && check_domain_0(D) && check_domain_1(M) && check_domain_0(O) VAL [D=8, E=2, M=4, N=3, O=9, S=7] [L46-L48] EXPR check_domain_1(S) && check_domain_0(E) && check_domain_0(N) && check_domain_0(D) && check_domain_1(M) && check_domain_0(O) && check_domain_0(R) VAL [D=8, E=2, M=4, N=3, O=9, S=7] [L48] CALL, EXPR check_domain_0(R) VAL [\old(x)=5] [L28] COND TRUE x >= 0 && x <= 9 [L28] return 1; [L48] RET, EXPR check_domain_0(R) VAL [D=8, E=2, M=4, N=3, O=9, R=5, S=7] [L46-L48] EXPR check_domain_1(S) && check_domain_0(E) && check_domain_0(N) && check_domain_0(D) && check_domain_1(M) && check_domain_0(O) && check_domain_0(R) VAL [D=8, E=2, M=4, N=3, O=9, R=5, S=7] [L46-L48] EXPR check_domain_1(S) && check_domain_0(E) && check_domain_0(N) && check_domain_0(D) && check_domain_1(M) && check_domain_0(O) && check_domain_0(R) && check_domain_0(Y) VAL [D=8, E=2, M=4, N=3, O=9, R=5, S=7] [L48] CALL, EXPR check_domain_0(Y) VAL [\old(x)=6] [L28] COND TRUE x >= 0 && x <= 9 [L28] return 1; [L48] RET, EXPR check_domain_0(Y) VAL [D=8, E=2, M=4, N=3, O=9, R=5, S=7, Y=6] [L46-L48] EXPR check_domain_1(S) && check_domain_0(E) && check_domain_0(N) && check_domain_0(D) && check_domain_1(M) && check_domain_0(O) && check_domain_0(R) && check_domain_0(Y) VAL [D=8, E=2, M=4, N=3, O=9, R=5, S=7, Y=6] [L46-L51] check_domain_1(S) && check_domain_0(E) && check_domain_0(N) && check_domain_0(D) && check_domain_1(M) && check_domain_0(O) && check_domain_0(R) && check_domain_0(Y) && (1000 * S + 100 * E + 10 * N + D + 1000 * M + 100 * O + 10 * R + E == 10000 * M + 1000 * O + 100 * N + 10 * E + Y) && check_diff(S, E, N, D, M, O, R, Y) [L51] CALL, EXPR check_diff(S, E, N, D, M, O, R, Y) [L37] double d[8] = {S, E, N, D, M, O, R, Y}; [L38] int i = 0; VAL [d={9532:0}, i=0] [L38] COND TRUE i < 7 [L39] int j = i + 1; VAL [d={9532:0}, i=0, j=1] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=0, j=1] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=0, j=2] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=0, j=2] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=0, j=3] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=0, j=3] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=0, j=4] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=0, j=4] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=0, j=5] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=0, j=5] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=0, j=6] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=0, j=6] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=0, j=7] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=0, j=7] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=0, j=8] [L39] COND FALSE !(j < 8) [L38] i++ VAL [d={9532:0}, i=1] [L38] COND TRUE i < 7 [L39] int j = i + 1; VAL [d={9532:0}, i=1, j=2] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=1, j=2] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=1, j=3] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=1, j=3] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=1, j=4] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=1, j=4] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=1, j=5] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=1, j=5] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=1, j=6] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=1, j=6] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=1, j=7] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=1, j=7] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=1, j=8] [L39] COND FALSE !(j < 8) [L38] i++ VAL [d={9532:0}, i=2] [L38] COND TRUE i < 7 [L39] int j = i + 1; VAL [d={9532:0}, i=2, j=3] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=2, j=3] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=2, j=4] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=2, j=4] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=2, j=5] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=2, j=5] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=2, j=6] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=2, j=6] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=2, j=7] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=2, j=7] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=2, j=8] [L39] COND FALSE !(j < 8) [L38] i++ VAL [d={9532:0}, i=3] [L38] COND TRUE i < 7 [L39] int j = i + 1; VAL [d={9532:0}, i=3, j=4] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=3, j=4] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=3, j=5] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=3, j=5] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=3, j=6] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=3, j=6] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=3, j=7] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=3, j=7] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=3, j=8] [L39] COND FALSE !(j < 8) [L38] i++ VAL [d={9532:0}, i=4] [L38] COND TRUE i < 7 [L39] int j = i + 1; VAL [d={9532:0}, i=4, j=5] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=4, j=5] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=4, j=6] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=4, j=6] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=4, j=7] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=4, j=7] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=4, j=8] [L39] COND FALSE !(j < 8) [L38] i++ VAL [d={9532:0}, i=5] [L38] COND TRUE i < 7 [L39] int j = i + 1; VAL [d={9532:0}, i=5, j=6] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=5, j=6] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=5, j=7] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=5, j=7] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=5, j=8] [L39] COND FALSE !(j < 8) [L38] i++ VAL [d={9532:0}, i=6] [L38] COND TRUE i < 7 [L39] int j = i + 1; VAL [d={9532:0}, i=6, j=7] [L39] COND TRUE j < 8 [L40] EXPR d[i] [L40] EXPR d[j] VAL [d={9532:0}, i=6, j=7] [L40] COND FALSE !(d[i] == d[j]) [L39] j++ VAL [d={9532:0}, i=6, j=8] [L39] COND FALSE !(j < 8) [L38] i++ VAL [d={9532:0}, i=7] [L38] COND FALSE !(i < 7) [L42] return 1; [L37] double d[8] = {S, E, N, D, M, O, R, Y}; [L42] return 1; VAL [\result=1] [L51] RET, EXPR check_diff(S, E, N, D, M, O, R, Y) [L46-L51] check_domain_1(S) && check_domain_0(E) && check_domain_0(N) && check_domain_0(D) && check_domain_1(M) && check_domain_0(O) && check_domain_0(R) && check_domain_0(Y) && (1000 * S + 100 * E + 10 * N + D + 1000 * M + 100 * O + 10 * R + E == 10000 * M + 1000 * O + 100 * N + 10 * E + Y) && check_diff(S, E, N, D, M, O, R, Y) [L46-L51] COND TRUE check_domain_1(S) && check_domain_0(E) && check_domain_0(N) && check_domain_0(D) && check_domain_1(M) && check_domain_0(O) && check_domain_0(R) && check_domain_0(Y) && (1000 * S + 100 * E + 10 * N + D + 1000 * M + 100 * O + 10 * R + E == 10000 * M + 1000 * O + 100 * N + 10 * E + Y) && check_diff(S, E, N, D, M, O, R, Y) [L52] return 1; [L67] RET, EXPR solve(s, e, n, d, m, o, r, y) [L67] CALL __VERIFIER_assert(!solve(s, e, n, d, m, o, r, y)) [L18] COND TRUE !(cond) [L20] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.40ms. Allocated memory is still 167.8MB. Free memory was 105.5MB in the beginning and 105.3MB in the end (delta: 215.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 323.99ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.0MB in the end (delta: 11.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.08ms. Allocated memory is still 117.4MB. Free memory was 81.0MB in the beginning and 79.1MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.00ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 78.0MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 644.08ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 57.2MB in the end (delta: 20.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 23801.53ms. Allocated memory was 117.4MB in the beginning and 427.8MB in the end (delta: 310.4MB). Free memory was 56.8MB in the beginning and 333.2MB in the end (delta: -276.3MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. * Witness Printer took 8.07ms. Allocated memory is still 427.8MB. Free memory was 333.2MB in the beginning and 333.1MB in the end (delta: 81.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-25 02:39:29,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/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_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/color-sendmoremoney.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3295093de4d211bffc15ed0a2994c81b442a590cdd92ae45e7cf4082ee88576f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:39:31,901 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:39:32,043 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-25 02:39:32,081 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:39:32,082 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:39:32,082 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:39:32,082 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:39:32,083 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:39:32,083 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:39:32,083 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:39:32,083 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:39:32,083 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:39:32,084 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:39:32,084 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:39:32,084 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:39:32,084 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:39:32,084 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:39:32,084 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:39:32,084 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:39:32,085 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:39:32,085 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:39:32,085 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:39:32,085 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:39:32,085 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:39:32,085 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:39:32,085 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:39:32,086 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:39:32,086 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:39:32,086 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:39:32,086 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:39:32,086 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:39:32,086 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:39:32,087 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:39:32,087 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:39:32,087 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:39:32,087 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:39:32,087 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_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3295093de4d211bffc15ed0a2994c81b442a590cdd92ae45e7cf4082ee88576f [2024-11-25 02:39:32,386 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:39:32,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:39:32,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:39:32,399 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:39:32,400 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:39:32,401 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/floats-nonlinear/color-sendmoremoney.c [2024-11-25 02:39:35,436 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/data/94312dd58/115d23b01af74e6a966156ec0b83fa8e/FLAG6aba64000 [2024-11-25 02:39:35,694 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:39:35,695 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/sv-benchmarks/c/floats-nonlinear/color-sendmoremoney.c [2024-11-25 02:39:35,706 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/data/94312dd58/115d23b01af74e6a966156ec0b83fa8e/FLAG6aba64000 [2024-11-25 02:39:36,014 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/data/94312dd58/115d23b01af74e6a966156ec0b83fa8e [2024-11-25 02:39:36,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:39:36,018 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:39:36,019 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:39:36,019 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:39:36,025 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:39:36,026 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:39:36" (1/1) ... [2024-11-25 02:39:36,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ffab56f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:36, skipping insertion in model container [2024-11-25 02:39:36,027 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:39:36" (1/1) ... [2024-11-25 02:39:36,044 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:39:36,250 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/sv-benchmarks/c/floats-nonlinear/color-sendmoremoney.c[620,633] [2024-11-25 02:39:36,304 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:39:36,322 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:39:36,335 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/sv-benchmarks/c/floats-nonlinear/color-sendmoremoney.c[620,633] [2024-11-25 02:39:36,367 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:39:36,397 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:39:36,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:36 WrapperNode [2024-11-25 02:39:36,399 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:39:36,400 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:39:36,400 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:39:36,401 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:39:36,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:36" (1/1) ... [2024-11-25 02:39:36,428 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:36" (1/1) ... [2024-11-25 02:39:36,476 INFO L138 Inliner]: procedures = 22, calls = 32, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 183 [2024-11-25 02:39:36,476 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:39:36,477 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:39:36,477 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:39:36,478 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:39:36,486 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:36" (1/1) ... [2024-11-25 02:39:36,488 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:36" (1/1) ... [2024-11-25 02:39:36,496 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:36" (1/1) ... [2024-11-25 02:39:36,497 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:36" (1/1) ... [2024-11-25 02:39:36,520 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:36" (1/1) ... [2024-11-25 02:39:36,521 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:36" (1/1) ... [2024-11-25 02:39:36,525 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:36" (1/1) ... [2024-11-25 02:39:36,530 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:36" (1/1) ... [2024-11-25 02:39:36,536 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:36" (1/1) ... [2024-11-25 02:39:36,539 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:39:36,545 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:39:36,549 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:39:36,549 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:39:36,550 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:39:36" (1/1) ... [2024-11-25 02:39:36,562 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:39:36,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:39:36,599 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:39:36,606 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:39:36,640 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:39:36,640 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-11-25 02:39:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:39:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-25 02:39:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-11-25 02:39:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:39:36,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:39:36,641 INFO L130 BoogieDeclarations]: Found specification of procedure check_domain_0 [2024-11-25 02:39:36,641 INFO L138 BoogieDeclarations]: Found implementation of procedure check_domain_0 [2024-11-25 02:39:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure check_domain_1 [2024-11-25 02:39:36,642 INFO L138 BoogieDeclarations]: Found implementation of procedure check_domain_1 [2024-11-25 02:39:36,642 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 02:39:36,734 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:39:36,736 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:39:47,508 INFO L? ?]: Removed 78 outVars from TransFormulas that were not future-live. [2024-11-25 02:39:47,509 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:39:47,586 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:39:47,586 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 02:39:47,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:39:47 BoogieIcfgContainer [2024-11-25 02:39:47,587 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:39:47,588 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:39:47,588 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:39:47,599 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:39:47,599 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:39:47" (1/1) ... [2024-11-25 02:39:47,607 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:39:47,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:47,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 46 states and 63 transitions. [2024-11-25 02:39:47,659 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2024-11-25 02:39:47,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 02:39:47,664 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:47,665 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:39:47,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:39:47,669 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:39:47,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:39:48,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:48,307 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:39:48,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:48,994 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:39:49,002 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:39:49,216 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:39:49,223 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 02:39:49,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:39:49,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 48 states and 65 transitions. [2024-11-25 02:39:49,659 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2024-11-25 02:39:49,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 02:39:49,660 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:39:49,660 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:39:49,660 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:39:49,664 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:39:49,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 02:39:50,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:50,395 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:39:50,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:39:50,966 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 02:39:50,968 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:39:51,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:39:51,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-25 02:40:01,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.41s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:40:11,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:40:21,873 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:40:31,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:40:41,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-25 02:40:42,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:40:42,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2024-11-25 02:40:42,130 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2024-11-25 02:40:42,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-25 02:40:42,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:40:42,131 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:40:42,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:40:42,134 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:40:42,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 02:40:42,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:42,753 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:40:43,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:43,363 INFO L256 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 02:40:43,385 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:40:43,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:40:43,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 02:40:44,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:40:44,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 52 states and 70 transitions. [2024-11-25 02:40:44,148 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2024-11-25 02:40:44,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-25 02:40:44,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:40:44,150 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:40:44,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:40:44,153 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:40:44,156 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 02:40:44,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:44,828 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:40:45,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:45,386 INFO L256 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 02:40:45,388 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:40:45,815 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 02:40:45,824 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 02:40:46,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:40:46,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 54 states and 72 transitions. [2024-11-25 02:40:46,289 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 72 transitions. [2024-11-25 02:40:46,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-25 02:40:46,290 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:40:46,290 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:40:46,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:40:46,293 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:40:46,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 02:40:46,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:46,970 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:40:47,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:47,482 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 02:40:47,484 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:40:47,820 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 02:40:47,826 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-25 02:40:48,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:40:48,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 56 states and 74 transitions. [2024-11-25 02:40:48,285 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 74 transitions. [2024-11-25 02:40:48,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-25 02:40:48,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:40:48,287 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:40:48,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:40:48,289 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:40:48,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 02:40:49,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:49,056 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:40:49,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:49,602 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 02:40:49,604 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:40:49,974 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-25 02:40:49,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-25 02:40:50,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:40:50,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 58 states and 76 transitions. [2024-11-25 02:40:50,465 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 76 transitions. [2024-11-25 02:40:50,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-25 02:40:50,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:40:50,468 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:40:50,469 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:40:50,474 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:40:50,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 02:40:51,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:51,175 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:40:51,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:51,713 INFO L256 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 02:40:51,715 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:40:52,158 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-11-25 02:40:52,163 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-25 02:40:52,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:40:52,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2024-11-25 02:40:52,733 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2024-11-25 02:40:52,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-25 02:40:52,735 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:40:52,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:40:52,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:40:52,737 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:40:52,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-25 02:40:53,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:53,487 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:40:53,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:54,022 INFO L256 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 02:40:54,025 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:40:54,544 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-25 02:40:54,549 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-25 02:40:55,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:40:55,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 62 states and 80 transitions. [2024-11-25 02:40:55,166 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 80 transitions. [2024-11-25 02:40:55,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-25 02:40:55,168 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:40:55,168 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:40:55,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:40:55,171 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:40:55,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-25 02:40:57,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:57,628 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:40:58,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:40:58,163 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 02:40:58,165 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:40:58,692 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-25 02:40:58,707 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2024-11-25 02:40:59,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:40:59,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 63 states and 82 transitions. [2024-11-25 02:40:59,385 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 82 transitions. [2024-11-25 02:40:59,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 02:40:59,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:40:59,387 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:40:59,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:40:59,394 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:40:59,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-25 02:41:01,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:01,814 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:41:02,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:02,346 INFO L256 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 02:41:02,349 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:41:02,982 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-25 02:41:02,998 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-25 02:41:03,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:41:03,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 64 states and 82 transitions. [2024-11-25 02:41:03,692 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 82 transitions. [2024-11-25 02:41:03,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-25 02:41:03,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:41:03,694 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:41:03,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:41:03,699 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:41:03,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-25 02:41:06,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:06,056 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:41:06,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:06,576 INFO L256 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 02:41:06,578 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:41:07,235 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-25 02:41:07,259 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-25 02:41:08,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:41:08,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 65 states and 84 transitions. [2024-11-25 02:41:08,043 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2024-11-25 02:41:08,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-25 02:41:08,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:41:08,044 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:41:08,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:41:08,057 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:41:08,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-25 02:41:10,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:10,433 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:41:10,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:11,026 INFO L256 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 02:41:11,028 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:41:11,805 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-25 02:41:11,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-25 02:41:18,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:41:18,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 69 states and 91 transitions. [2024-11-25 02:41:18,748 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2024-11-25 02:41:18,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-11-25 02:41:18,749 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:41:18,749 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:41:18,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:41:18,755 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:41:18,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-25 02:41:21,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:21,200 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:41:21,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:21,758 INFO L256 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:41:21,759 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:41:22,800 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-25 02:41:22,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2024-11-25 02:41:26,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:41:26,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 71 states and 94 transitions. [2024-11-25 02:41:26,603 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 94 transitions. [2024-11-25 02:41:26,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-11-25 02:41:26,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:41:26,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:41:26,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:41:26,609 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:41:26,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-25 02:41:29,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:29,168 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:41:29,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:29,723 INFO L256 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:41:29,734 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:41:30,811 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-25 02:41:30,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-25 02:41:36,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:41:36,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 73 states and 98 transitions. [2024-11-25 02:41:36,384 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 98 transitions. [2024-11-25 02:41:36,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-25 02:41:36,385 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:41:36,386 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:41:36,386 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:41:36,388 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:41:36,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-25 02:41:39,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:39,052 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:41:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:39,621 INFO L256 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:41:39,622 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:41:39,947 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-25 02:41:39,963 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-25 02:41:40,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:41:40,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 74 states and 101 transitions. [2024-11-25 02:41:40,144 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 101 transitions. [2024-11-25 02:41:40,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2024-11-25 02:41:40,145 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:41:40,145 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:41:40,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:41:40,148 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:41:40,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-25 02:41:42,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:42,680 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:41:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:43,231 INFO L256 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:41:43,233 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:41:43,478 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-25 02:41:43,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-25 02:41:46,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:41:46,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 103 transitions. [2024-11-25 02:41:46,566 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2024-11-25 02:41:46,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2024-11-25 02:41:46,567 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:41:46,567 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:41:46,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:41:46,570 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:41:46,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-25 02:41:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:49,073 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:41:49,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:49,702 INFO L256 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 02:41:49,704 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:41:50,846 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-25 02:41:50,863 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-25 02:41:55,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:41:55,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 77 states and 106 transitions. [2024-11-25 02:41:55,161 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 106 transitions. [2024-11-25 02:41:55,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-25 02:41:55,162 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:41:55,162 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:41:55,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:41:55,166 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:41:55,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-25 02:41:58,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:58,067 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:41:58,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:41:58,648 INFO L256 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 02:41:58,649 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:41:59,028 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 3 proven. 20 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-25 02:41:59,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-25 02:42:03,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:42:03,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 78 states and 108 transitions. [2024-11-25 02:42:03,012 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 108 transitions. [2024-11-25 02:42:03,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-25 02:42:03,013 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:42:03,013 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:42:03,013 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:42:03,015 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:42:03,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-25 02:42:05,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:42:05,760 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:42:06,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:42:06,326 INFO L256 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:42:06,327 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:42:06,733 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-11-25 02:42:06,752 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-25 02:42:09,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:42:09,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 79 states and 108 transitions. [2024-11-25 02:42:09,902 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 108 transitions. [2024-11-25 02:42:09,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2024-11-25 02:42:09,903 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:42:09,903 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:42:09,903 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:42:09,907 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:42:09,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-25 02:42:12,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:42:12,513 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:42:12,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:42:13,058 INFO L256 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 02:42:13,069 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:42:13,518 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 20 proven. 13 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-25 02:42:13,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-25 02:42:18,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:42:18,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 81 states and 111 transitions. [2024-11-25 02:42:18,776 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 111 transitions. [2024-11-25 02:42:18,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-25 02:42:18,777 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:42:18,777 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:42:18,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:42:18,781 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:42:18,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-25 02:42:21,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:42:21,505 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:42:21,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:42:22,058 INFO L256 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 02:42:22,060 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:42:23,674 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 43 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-25 02:42:23,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-25 02:42:34,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:42:34,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 85 states and 120 transitions. [2024-11-25 02:42:34,792 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 120 transitions. [2024-11-25 02:42:34,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-25 02:42:34,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:42:34,793 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:42:34,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:42:34,795 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:42:34,797 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-25 02:42:37,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:42:37,640 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:42:38,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:42:38,225 INFO L256 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 02:42:38,226 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:42:39,740 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 37 proven. 9 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-25 02:42:39,757 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-25 02:42:44,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:42:44,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 87 states and 123 transitions. [2024-11-25 02:42:44,905 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 123 transitions. [2024-11-25 02:42:44,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-25 02:42:44,906 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:42:44,906 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:42:44,907 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:42:44,909 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:42:44,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-25 02:42:47,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:42:47,797 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:42:48,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:42:48,373 INFO L256 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:42:48,375 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:42:50,030 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 49 proven. 16 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2024-11-25 02:42:50,057 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-25 02:42:55,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:42:55,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 89 states and 126 transitions. [2024-11-25 02:42:55,588 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 126 transitions. [2024-11-25 02:42:55,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-25 02:42:55,589 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:42:55,589 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:42:55,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:42:55,593 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:42:55,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-25 02:42:58,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:42:58,623 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:42:59,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:42:59,200 INFO L256 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 02:42:59,202 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:43:01,249 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-25 02:43:01,268 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Forceful destruction successful, exit code 0 [2024-11-25 02:43:09,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:43:09,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 91 states and 130 transitions. [2024-11-25 02:43:09,677 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 130 transitions. [2024-11-25 02:43:09,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-25 02:43:09,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:43:09,678 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:43:09,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:43:09,681 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:43:09,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-25 02:43:12,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:43:12,576 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:43:13,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:43:13,158 INFO L256 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:43:13,160 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:43:13,871 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 3 proven. 76 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2024-11-25 02:43:13,900 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-25 02:43:26,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:43:26,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 94 states and 138 transitions. [2024-11-25 02:43:26,622 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 138 transitions. [2024-11-25 02:43:26,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-25 02:43:26,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:43:26,624 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:43:26,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:43:26,626 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:43:26,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-25 02:43:29,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:43:29,482 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:43:29,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:43:30,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 197 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 02:43:30,018 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:43:30,755 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-25 02:43:30,775 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-11-25 02:43:35,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:43:35,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 95 states and 138 transitions. [2024-11-25 02:43:35,028 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 138 transitions. [2024-11-25 02:43:35,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-25 02:43:35,028 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:43:35,029 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:43:35,029 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:43:35,031 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:43:35,034 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-25 02:43:38,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:43:38,119 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:43:38,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:43:38,834 INFO L256 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:43:38,836 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:43:39,567 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 4 proven. 90 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-25 02:43:39,586 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-25 02:43:44,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:43:44,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 96 states and 139 transitions. [2024-11-25 02:43:44,278 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 139 transitions. [2024-11-25 02:43:44,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2024-11-25 02:43:44,279 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:43:44,279 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:43:44,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:43:44,283 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:43:44,287 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-25 02:43:47,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:43:47,234 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:43:47,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:43:47,791 INFO L256 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 02:43:47,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:43:48,653 INFO L134 CoverageAnalysis]: Checked inductivity of 178 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-25 02:43:48,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-25 02:43:57,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:43:57,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 98 states and 145 transitions. [2024-11-25 02:43:57,123 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 145 transitions. [2024-11-25 02:43:57,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2024-11-25 02:43:57,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:43:57,124 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:43:57,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:43:57,128 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:43:57,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-25 02:44:00,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:44:00,130 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:44:00,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:44:00,660 INFO L256 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 02:44:00,661 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:44:04,985 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 4 proven. 136 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-25 02:44:05,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (30)] Forceful destruction successful, exit code 0 [2024-11-25 02:44:28,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:44:28,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 102 states and 153 transitions. [2024-11-25 02:44:28,834 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 153 transitions. [2024-11-25 02:44:28,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-25 02:44:28,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:44:28,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:44:28,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:44:28,837 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:44:28,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-25 02:44:32,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:44:32,081 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:44:32,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:44:32,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 02:44:32,697 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:44:33,665 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-25 02:44:33,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (31)] Ended with exit code 0 [2024-11-25 02:44:38,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:44:38,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 103 states and 153 transitions. [2024-11-25 02:44:38,736 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 153 transitions. [2024-11-25 02:44:38,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-25 02:44:38,736 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:44:38,736 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:44:38,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:44:38,739 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:44:38,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-25 02:44:42,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:44:42,307 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:44:42,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:44:42,935 INFO L256 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 02:44:42,936 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:44:43,855 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-25 02:44:43,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-25 02:44:49,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:44:49,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 104 states and 153 transitions. [2024-11-25 02:44:49,073 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 153 transitions. [2024-11-25 02:44:49,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2024-11-25 02:44:49,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:44:49,074 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:44:49,074 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:44:49,080 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:44:49,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-25 02:44:52,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:44:52,544 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:44:53,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:44:53,183 INFO L256 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:44:53,185 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:44:56,123 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 155 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-25 02:44:56,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-25 02:45:20,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:45:20,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 108 states and 167 transitions. [2024-11-25 02:45:20,180 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 167 transitions. [2024-11-25 02:45:20,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-25 02:45:20,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:45:20,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:45:20,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:45:20,183 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:45:20,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-25 02:45:23,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:45:23,787 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:45:24,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:45:24,432 INFO L256 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 02:45:24,434 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:45:25,409 INFO L134 CoverageAnalysis]: Checked inductivity of 249 backedges. 5 proven. 178 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2024-11-25 02:45:25,431 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-25 02:45:29,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:45:29,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 109 states and 169 transitions. [2024-11-25 02:45:29,956 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 169 transitions. [2024-11-25 02:45:29,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-25 02:45:29,957 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:45:29,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:45:29,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:45:29,960 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:45:29,963 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-25 02:45:33,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:45:33,687 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:45:34,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:45:34,311 INFO L256 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 02:45:34,312 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:45:34,909 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 102 proven. 57 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-25 02:45:34,941 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-25 02:45:40,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:45:40,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 110 states and 170 transitions. [2024-11-25 02:45:40,332 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 170 transitions. [2024-11-25 02:45:40,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2024-11-25 02:45:40,333 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:45:40,333 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:45:40,333 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:45:40,335 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:45:40,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-25 02:45:44,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:45:44,128 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:45:44,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:45:44,752 INFO L256 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:45:44,753 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:45:45,416 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 111 proven. 76 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2024-11-25 02:45:45,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-25 02:45:55,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:45:55,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 112 states and 173 transitions. [2024-11-25 02:45:55,058 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 173 transitions. [2024-11-25 02:45:55,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-25 02:45:55,059 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:45:55,059 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:45:55,060 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:45:55,064 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:45:55,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-25 02:45:58,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:45:58,709 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:45:59,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:45:59,236 INFO L256 TraceCheckSpWp]: Trace formula consists of 224 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 02:45:59,237 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:45:59,708 INFO L134 CoverageAnalysis]: Checked inductivity of 302 backedges. 142 proven. 33 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2024-11-25 02:45:59,729 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2024-11-25 02:46:08,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:46:08,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 114 states and 176 transitions. [2024-11-25 02:46:08,411 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 176 transitions. [2024-11-25 02:46:08,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-25 02:46:08,412 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:46:08,412 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:46:08,412 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:46:08,414 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:46:08,416 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-25 02:46:11,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:46:11,934 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:46:12,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:46:12,581 INFO L256 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:46:12,583 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:46:13,163 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 158 proven. 49 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2024-11-25 02:46:13,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-11-25 02:46:22,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:46:22,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 116 states and 179 transitions. [2024-11-25 02:46:22,192 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 179 transitions. [2024-11-25 02:46:22,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2024-11-25 02:46:22,193 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:46:22,193 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:46:22,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:46:22,197 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:46:22,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-25 02:46:25,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:46:25,693 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:46:26,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:46:26,319 INFO L256 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:46:26,320 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:46:26,687 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 146 proven. 25 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2024-11-25 02:46:26,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (39)] Ended with exit code 0 [2024-11-25 02:46:32,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:46:32,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 118 states and 182 transitions. [2024-11-25 02:46:32,217 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 182 transitions. [2024-11-25 02:46:32,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2024-11-25 02:46:32,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:46:32,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:46:32,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:46:32,220 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:46:32,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-25 02:46:36,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:46:36,294 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:46:36,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:46:37,002 INFO L256 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 02:46:37,003 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:46:37,409 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 171 proven. 36 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2024-11-25 02:46:37,434 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-25 02:46:43,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:46:43,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 120 states and 185 transitions. [2024-11-25 02:46:43,214 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 185 transitions. [2024-11-25 02:46:43,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-25 02:46:43,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:46:43,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:46:43,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:46:43,217 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:46:43,218 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-25 02:46:47,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:46:47,195 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:46:47,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:46:47,882 INFO L256 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:46:47,883 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:46:51,581 INFO L134 CoverageAnalysis]: Checked inductivity of 442 backedges. 0 proven. 331 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-25 02:46:51,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (41)] Ended with exit code 0 [2024-11-25 02:47:04,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:47:04,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 122 states and 190 transitions. [2024-11-25 02:47:04,967 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 190 transitions. [2024-11-25 02:47:04,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-25 02:47:04,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:47:04,967 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:47:04,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:47:04,969 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:47:04,971 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-25 02:47:09,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:47:09,223 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:47:09,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:47:09,905 INFO L256 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:47:09,908 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:47:11,543 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 0 proven. 375 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-25 02:47:11,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (42)] Forceful destruction successful, exit code 0 [2024-11-25 02:47:18,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:47:18,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 123 states and 191 transitions. [2024-11-25 02:47:18,649 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 191 transitions. [2024-11-25 02:47:18,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-25 02:47:18,650 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:47:18,650 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:47:18,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:47:18,652 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:47:18,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-25 02:47:22,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:47:22,578 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:47:23,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:47:23,239 INFO L256 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:47:23,241 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:47:24,594 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 0 proven. 375 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-25 02:47:24,619 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-25 02:47:31,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:47:31,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 124 states and 191 transitions. [2024-11-25 02:47:31,136 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 191 transitions. [2024-11-25 02:47:31,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-25 02:47:31,137 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:47:31,137 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:47:31,137 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:47:31,139 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:47:31,141 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-25 02:47:35,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:47:35,047 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:47:35,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:47:35,955 INFO L256 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:47:35,958 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:47:37,312 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 0 proven. 375 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-25 02:47:37,333 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-11-25 02:47:43,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:47:43,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 125 states and 191 transitions. [2024-11-25 02:47:43,621 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 191 transitions. [2024-11-25 02:47:43,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-25 02:47:43,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:47:43,622 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:47:43,622 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:47:43,626 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:47:43,629 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-25 02:47:47,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:47:47,808 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:47:48,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:47:48,461 INFO L256 TraceCheckSpWp]: Trace formula consists of 250 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:47:48,462 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:47:49,830 INFO L134 CoverageAnalysis]: Checked inductivity of 494 backedges. 0 proven. 375 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-25 02:47:49,854 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-11-25 02:48:03,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:48:03,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 127 states and 193 transitions. [2024-11-25 02:48:03,210 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 193 transitions. [2024-11-25 02:48:03,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2024-11-25 02:48:03,210 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:48:03,210 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:48:03,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:48:03,212 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:48:03,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-25 02:48:06,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:48:06,829 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:48:07,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:48:07,494 INFO L256 TraceCheckSpWp]: Trace formula consists of 249 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 02:48:07,505 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:48:08,808 INFO L134 CoverageAnalysis]: Checked inductivity of 482 backedges. 6 proven. 365 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-25 02:48:08,830 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-25 02:48:15,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:48:15,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 128 states and 194 transitions. [2024-11-25 02:48:15,763 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 194 transitions. [2024-11-25 02:48:15,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-25 02:48:15,764 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:48:15,764 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:48:15,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:48:15,769 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:48:15,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-25 02:48:19,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:48:19,940 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:48:20,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:48:20,723 INFO L256 TraceCheckSpWp]: Trace formula consists of 254 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:48:20,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:48:22,048 INFO L134 CoverageAnalysis]: Checked inductivity of 524 backedges. 0 proven. 409 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2024-11-25 02:48:22,069 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-25 02:48:42,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:48:42,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 131 states and 203 transitions. [2024-11-25 02:48:42,450 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 203 transitions. [2024-11-25 02:48:42,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2024-11-25 02:48:42,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:48:42,451 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:48:42,451 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:48:42,453 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:48:42,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-25 02:48:46,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:48:46,641 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:48:47,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:48:47,341 INFO L256 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-25 02:48:47,343 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:48:51,659 INFO L134 CoverageAnalysis]: Checked inductivity of 568 backedges. 50 proven. 407 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2024-11-25 02:48:51,683 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-25 02:48:59,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:48:59,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 132 states and 205 transitions. [2024-11-25 02:48:59,005 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 205 transitions. [2024-11-25 02:48:59,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-25 02:48:59,006 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:48:59,006 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:48:59,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:48:59,009 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:48:59,017 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-25 02:49:03,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:03,058 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:49:03,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:03,757 INFO L256 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:49:03,759 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:49:05,266 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 0 proven. 487 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2024-11-25 02:49:05,291 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (49)] Forceful destruction successful, exit code 0 [2024-11-25 02:49:19,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:49:19,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 134 states and 207 transitions. [2024-11-25 02:49:19,581 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 207 transitions. [2024-11-25 02:49:19,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-25 02:49:19,582 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:49:19,582 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:49:19,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:49:19,587 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:49:19,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (50)] Waiting until timeout for monitored process [2024-11-25 02:49:23,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:23,564 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:49:24,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:24,201 INFO L256 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:49:24,202 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:49:25,828 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 0 proven. 487 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2024-11-25 02:49:25,853 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (50)] Forceful destruction successful, exit code 0 [2024-11-25 02:49:33,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:49:33,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 135 states and 207 transitions. [2024-11-25 02:49:33,121 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 207 transitions. [2024-11-25 02:49:33,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-25 02:49:33,122 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:49:33,122 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:49:33,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:49:33,124 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:49:33,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2024-11-25 02:49:37,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:37,306 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:49:37,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:37,910 INFO L256 TraceCheckSpWp]: Trace formula consists of 264 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:49:37,911 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:49:39,388 INFO L134 CoverageAnalysis]: Checked inductivity of 614 backedges. 0 proven. 487 refuted. 0 times theorem prover too weak. 127 trivial. 0 not checked. [2024-11-25 02:49:39,422 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (51)] Ended with exit code 0 [2024-11-25 02:49:46,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:49:46,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 136 states and 207 transitions. [2024-11-25 02:49:46,618 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 207 transitions. [2024-11-25 02:49:46,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2024-11-25 02:49:46,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:49:46,619 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:49:46,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:49:46,621 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:49:46,622 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (52)] Waiting until timeout for monitored process [2024-11-25 02:49:50,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:50,793 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:49:51,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:51,469 INFO L256 TraceCheckSpWp]: Trace formula consists of 263 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:49:51,470 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:49:52,691 INFO L134 CoverageAnalysis]: Checked inductivity of 601 backedges. 176 proven. 299 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-25 02:49:52,716 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (52)] Ended with exit code 0 [2024-11-25 02:49:57,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:49:57,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 137 states and 207 transitions. [2024-11-25 02:49:57,097 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 207 transitions. [2024-11-25 02:49:57,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2024-11-25 02:49:57,097 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:49:57,097 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:49:57,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:49:57,101 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:49:57,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2024-11-25 02:50:01,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:01,292 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:50:01,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:01,996 INFO L256 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:50:01,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:50:03,118 INFO L134 CoverageAnalysis]: Checked inductivity of 697 backedges. 292 proven. 242 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2024-11-25 02:50:03,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (53)] Ended with exit code 0 [2024-11-25 02:50:09,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:50:09,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 138 states and 208 transitions. [2024-11-25 02:50:09,948 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 208 transitions. [2024-11-25 02:50:09,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-25 02:50:09,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:50:09,949 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:50:09,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:50:09,953 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:50:09,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (54)] Waiting until timeout for monitored process [2024-11-25 02:50:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:13,911 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:50:14,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:14,530 INFO L256 TraceCheckSpWp]: Trace formula consists of 278 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 02:50:14,531 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:50:15,813 INFO L134 CoverageAnalysis]: Checked inductivity of 748 backedges. 307 proven. 278 refuted. 0 times theorem prover too weak. 163 trivial. 0 not checked. [2024-11-25 02:50:15,841 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (54)] Ended with exit code 0 [2024-11-25 02:50:26,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:50:26,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 140 states and 211 transitions. [2024-11-25 02:50:26,867 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 211 transitions. [2024-11-25 02:50:26,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2024-11-25 02:50:26,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:50:26,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:50:26,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:50:26,870 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:50:26,873 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2024-11-25 02:50:30,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:30,766 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:50:31,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:31,392 INFO L256 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:50:31,393 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:50:32,347 INFO L134 CoverageAnalysis]: Checked inductivity of 801 backedges. 393 proven. 165 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2024-11-25 02:50:32,372 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (55)] Ended with exit code 0 [2024-11-25 02:50:43,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:50:43,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 142 states and 214 transitions. [2024-11-25 02:50:43,009 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 214 transitions. [2024-11-25 02:50:43,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2024-11-25 02:50:43,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:50:43,010 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:50:43,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:50:43,014 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:50:43,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (56)] Waiting until timeout for monitored process [2024-11-25 02:50:47,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:47,090 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:50:47,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:47,694 INFO L256 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 02:50:47,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:50:48,696 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 417 proven. 196 refuted. 0 times theorem prover too weak. 243 trivial. 0 not checked. [2024-11-25 02:50:48,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (56)] Ended with exit code 0 [2024-11-25 02:50:59,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:50:59,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 144 states and 217 transitions. [2024-11-25 02:50:59,855 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 217 transitions. [2024-11-25 02:50:59,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2024-11-25 02:50:59,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:50:59,856 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:50:59,856 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:50:59,860 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:50:59,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2024-11-25 02:51:03,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:51:03,973 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:51:04,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:51:04,582 INFO L256 TraceCheckSpWp]: Trace formula consists of 293 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-25 02:51:04,584 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:51:05,305 INFO L134 CoverageAnalysis]: Checked inductivity of 913 backedges. 437 proven. 85 refuted. 0 times theorem prover too weak. 391 trivial. 0 not checked. [2024-11-25 02:51:05,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (57)] Ended with exit code 0 [2024-11-25 02:51:16,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:51:16,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 146 states and 220 transitions. [2024-11-25 02:51:16,256 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 220 transitions. [2024-11-25 02:51:16,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2024-11-25 02:51:16,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:51:16,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:51:16,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:51:16,261 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:51:16,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (58)] Waiting until timeout for monitored process [2024-11-25 02:51:20,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:51:20,483 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:51:20,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:51:21,113 INFO L256 TraceCheckSpWp]: Trace formula consists of 298 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 02:51:21,114 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:51:21,853 INFO L134 CoverageAnalysis]: Checked inductivity of 972 backedges. 472 proven. 109 refuted. 0 times theorem prover too weak. 391 trivial. 0 not checked. [2024-11-25 02:51:21,876 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (58)] Ended with exit code 0 [2024-11-25 02:51:32,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:51:32,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 148 states and 223 transitions. [2024-11-25 02:51:32,923 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 223 transitions. [2024-11-25 02:51:32,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2024-11-25 02:51:32,924 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:51:32,924 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:51:32,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:51:32,928 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:51:32,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b5fc4f92-d3c0-4957-8b72-f4446110302a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process