./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-patterns/array28_pattern.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array28_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm --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 8b49bb3ea989868d96c18ff859c95dc74ebb805f64994c11617c2c5b61c8e87f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:20:50,211 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:20:50,279 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:20:50,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:20:50,284 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:20:50,307 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:20:50,308 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:20:50,308 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:20:50,309 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:20:50,309 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:20:50,309 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:20:50,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:20:50,310 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:20:50,310 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:20:50,310 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:20:50,310 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:20:50,310 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:20:50,310 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:20:50,310 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:20:50,311 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:20:50,311 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:20:50,311 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:20:50,311 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:20:50,311 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:20:50,311 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:20:50,312 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:20:50,312 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:20:50,312 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:20:50,312 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:20:50,312 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:20:50,312 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:20:50,313 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:20:50,313 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:20:50,313 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_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm 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 -> 8b49bb3ea989868d96c18ff859c95dc74ebb805f64994c11617c2c5b61c8e87f [2024-11-13 22:20:50,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:20:50,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:20:50,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:20:50,678 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:20:50,678 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:20:50,681 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-patterns/array28_pattern.c Unable to find full path for "g++" [2024-11-13 22:20:53,025 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:20:53,326 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:20:53,327 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/sv-benchmarks/c/array-patterns/array28_pattern.c [2024-11-13 22:20:53,340 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/data/78f9b3184/72c9236587d6478eb8712b46c558ef4e/FLAG1854ae463 [2024-11-13 22:20:53,368 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/data/78f9b3184/72c9236587d6478eb8712b46c558ef4e [2024-11-13 22:20:53,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:20:53,374 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:20:53,378 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:20:53,378 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:20:53,385 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:20:53,386 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:20:53" (1/1) ... [2024-11-13 22:20:53,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cbc9fb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:53, skipping insertion in model container [2024-11-13 22:20:53,389 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:20:53" (1/1) ... [2024-11-13 22:20:53,416 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:20:53,594 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_47289f64-1702-4dfb-9bfb-647a68dca697/sv-benchmarks/c/array-patterns/array28_pattern.c[1246,1259] [2024-11-13 22:20:53,621 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:20:53,632 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:20:53,643 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_47289f64-1702-4dfb-9bfb-647a68dca697/sv-benchmarks/c/array-patterns/array28_pattern.c[1246,1259] [2024-11-13 22:20:53,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:20:53,674 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:20:53,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:53 WrapperNode [2024-11-13 22:20:53,675 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:20:53,676 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:20:53,677 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:20:53,677 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:20:53,686 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:53" (1/1) ... [2024-11-13 22:20:53,695 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:53" (1/1) ... [2024-11-13 22:20:53,717 INFO L138 Inliner]: procedures = 16, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2024-11-13 22:20:53,718 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:20:53,719 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:20:53,719 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:20:53,719 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:20:53,728 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:53" (1/1) ... [2024-11-13 22:20:53,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:53" (1/1) ... [2024-11-13 22:20:53,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:53" (1/1) ... [2024-11-13 22:20:53,731 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:53" (1/1) ... [2024-11-13 22:20:53,737 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:53" (1/1) ... [2024-11-13 22:20:53,742 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:53" (1/1) ... [2024-11-13 22:20:53,743 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:53" (1/1) ... [2024-11-13 22:20:53,744 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:53" (1/1) ... [2024-11-13 22:20:53,746 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:20:53,748 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:20:53,748 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:20:53,748 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:20:53,749 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:20:53" (1/1) ... [2024-11-13 22:20:53,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:20:53,780 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:20:53,803 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:20:53,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:20:53,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:20:53,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:20:53,849 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:20:53,849 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 22:20:53,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:20:53,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:20:53,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 22:20:53,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:20:53,966 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:20:53,968 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:20:54,168 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 22:20:54,168 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:20:54,259 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:20:54,260 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 22:20:54,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:20:54 BoogieIcfgContainer [2024-11-13 22:20:54,260 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:20:54,261 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:20:54,261 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:20:54,275 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:20:54,276 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:20:54" (1/1) ... [2024-11-13 22:20:54,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:20:54,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:54,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2024-11-13 22:20:54,358 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2024-11-13 22:20:54,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:20:54,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:54,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:54,617 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:20:54,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:54,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 11 states and 14 transitions. [2024-11-13 22:20:54,681 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 14 transitions. [2024-11-13 22:20:54,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:20:54,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:54,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:54,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:54,850 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:20:55,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:55,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-13 22:20:55,100 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-13 22:20:55,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:20:55,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:55,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:55,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:55,386 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:20:55,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:55,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-13 22:20:55,719 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-13 22:20:55,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:20:55,720 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:55,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:55,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:55,841 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:20:55,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:55,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 14 states and 21 transitions. [2024-11-13 22:20:55,882 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 21 transitions. [2024-11-13 22:20:55,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:20:55,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:55,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:55,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:20:56,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:56,017 INFO L255 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 22:20:56,024 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:20:56,234 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 22:20:56,548 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:20:58,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:58,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 23 states and 51 transitions. [2024-11-13 22:20:58,838 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 51 transitions. [2024-11-13 22:20:58,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:20:58,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:58,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:58,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:20:59,108 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:20:59,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:20:59,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 25 states and 61 transitions. [2024-11-13 22:20:59,922 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 61 transitions. [2024-11-13 22:20:59,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:20:59,922 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:20:59,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:20:59,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:00,268 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:01,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:01,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 30 states and 78 transitions. [2024-11-13 22:21:01,908 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 78 transitions. [2024-11-13 22:21:01,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:21:01,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:01,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:01,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:02,048 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:21:02,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:02,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 31 states and 79 transitions. [2024-11-13 22:21:02,373 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 79 transitions. [2024-11-13 22:21:02,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:21:02,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:02,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:02,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:02,665 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:21:03,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:03,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 32 states and 83 transitions. [2024-11-13 22:21:03,121 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 83 transitions. [2024-11-13 22:21:03,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:21:03,121 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:03,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:03,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:03,426 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 22:21:03,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:03,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 33 states and 86 transitions. [2024-11-13 22:21:03,977 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 86 transitions. [2024-11-13 22:21:03,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:21:03,977 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:03,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:03,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:04,150 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:21:04,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:04,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 34 states and 90 transitions. [2024-11-13 22:21:04,598 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 90 transitions. [2024-11-13 22:21:04,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:21:04,599 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:04,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:04,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:04,732 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:21:05,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:05,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 35 states and 91 transitions. [2024-11-13 22:21:05,070 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 91 transitions. [2024-11-13 22:21:05,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:21:05,070 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:05,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:05,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:05,481 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:21:08,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:08,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 39 states and 102 transitions. [2024-11-13 22:21:08,049 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 102 transitions. [2024-11-13 22:21:08,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:21:08,050 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:08,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:08,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:08,343 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 22:21:10,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:10,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 44 states and 111 transitions. [2024-11-13 22:21:10,283 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 111 transitions. [2024-11-13 22:21:10,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:21:10,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:10,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:10,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:10,512 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:21:10,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:10,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 45 states and 112 transitions. [2024-11-13 22:21:10,935 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 112 transitions. [2024-11-13 22:21:10,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:21:10,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:10,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:10,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:11,176 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 22:21:11,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:11,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 47 states and 119 transitions. [2024-11-13 22:21:11,948 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 119 transitions. [2024-11-13 22:21:11,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:21:11,949 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:11,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:11,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:12,273 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:21:13,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:13,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 51 states and 131 transitions. [2024-11-13 22:21:13,525 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 131 transitions. [2024-11-13 22:21:13,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:21:13,526 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:13,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:13,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:13,674 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:21:14,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:14,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 52 states and 133 transitions. [2024-11-13 22:21:14,085 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 133 transitions. [2024-11-13 22:21:14,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:21:14,086 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:14,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:14,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:14,308 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 12 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 22:21:14,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:14,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 52 states and 132 transitions. [2024-11-13 22:21:14,854 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 132 transitions. [2024-11-13 22:21:14,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:21:14,855 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:14,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:14,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:15,112 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:21:15,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:15,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 53 states and 132 transitions. [2024-11-13 22:21:15,683 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 132 transitions. [2024-11-13 22:21:15,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:21:15,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:15,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:15,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:16,011 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 3 proven. 16 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 22:21:16,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:16,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 54 states and 134 transitions. [2024-11-13 22:21:16,677 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 134 transitions. [2024-11-13 22:21:16,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:21:16,679 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:16,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:16,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:16,756 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 22:21:17,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:17,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 55 states and 135 transitions. [2024-11-13 22:21:17,253 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 135 transitions. [2024-11-13 22:21:17,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:21:17,254 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:17,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:17,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:17,653 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 22:21:18,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:18,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 56 states and 139 transitions. [2024-11-13 22:21:18,198 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 139 transitions. [2024-11-13 22:21:18,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:21:18,198 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:18,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:18,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:18,505 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 3 proven. 18 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-13 22:21:18,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:18,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 48 states and 118 transitions. [2024-11-13 22:21:18,962 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 118 transitions. [2024-11-13 22:21:18,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:21:18,962 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:18,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:18,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:19,159 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 22:21:19,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:19,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 49 states and 118 transitions. [2024-11-13 22:21:19,621 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 118 transitions. [2024-11-13 22:21:19,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:21:19,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:19,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:19,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:19,853 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-13 22:21:20,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:20,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 50 states and 119 transitions. [2024-11-13 22:21:20,269 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 119 transitions. [2024-11-13 22:21:20,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:21:20,270 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:20,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:20,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:21:20,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:20,455 INFO L255 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 69 conjuncts are in the unsatisfiable core [2024-11-13 22:21:20,460 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:20,861 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 22:21:21,071 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2024-11-13 22:21:21,571 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:21:21,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 30 [2024-11-13 22:21:21,769 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:21:21,770 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 40 [2024-11-13 22:21:23,260 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:28,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:28,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 57 states and 135 transitions. [2024-11-13 22:21:28,329 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 135 transitions. [2024-11-13 22:21:28,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:21:28,329 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:28,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:28,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:21:28,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:28,595 INFO L255 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-11-13 22:21:28,601 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:28,672 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 22:21:28,715 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2024-11-13 22:21:28,794 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:21:28,794 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 30 [2024-11-13 22:21:28,884 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:21:28,885 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 40 [2024-11-13 22:21:29,406 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:32,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:32,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 64 states and 147 transitions. [2024-11-13 22:21:32,498 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 147 transitions. [2024-11-13 22:21:32,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:21:32,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:32,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:32,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:21:32,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:32,684 INFO L255 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 65 conjuncts are in the unsatisfiable core [2024-11-13 22:21:32,688 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:21:32,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 22:21:32,778 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2024-11-13 22:21:32,846 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:21:32,846 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 30 [2024-11-13 22:21:32,882 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:21:32,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 35 treesize of output 40 [2024-11-13 22:21:33,116 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:34,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:34,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 67 states and 148 transitions. [2024-11-13 22:21:34,542 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 148 transitions. [2024-11-13 22:21:34,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:21:34,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:34,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:34,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:34,657 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 1 proven. 20 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 22:21:36,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:36,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 70 states and 156 transitions. [2024-11-13 22:21:36,919 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 156 transitions. [2024-11-13 22:21:36,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:21:36,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:36,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:36,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:37,078 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 1 proven. 20 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 22:21:38,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:38,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 71 states and 157 transitions. [2024-11-13 22:21:38,213 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 157 transitions. [2024-11-13 22:21:38,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:21:38,213 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:38,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:38,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:38,315 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 31 proven. 4 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-13 22:21:39,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:39,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 72 states and 159 transitions. [2024-11-13 22:21:39,094 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 159 transitions. [2024-11-13 22:21:39,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:21:39,094 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:39,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:39,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:40,010 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 23 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 22:21:42,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:42,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 74 states and 162 transitions. [2024-11-13 22:21:42,002 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 162 transitions. [2024-11-13 22:21:42,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:21:42,003 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:42,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:42,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:42,764 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 29 proven. 18 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 22:21:45,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:45,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 78 states and 173 transitions. [2024-11-13 22:21:45,728 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 173 transitions. [2024-11-13 22:21:45,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:21:45,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:45,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:45,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:46,011 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 29 proven. 18 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 22:21:48,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:48,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 81 states and 180 transitions. [2024-11-13 22:21:48,369 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 180 transitions. [2024-11-13 22:21:48,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:21:48,369 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:48,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:48,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:48,677 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 29 proven. 18 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 22:21:50,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:50,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 84 states and 185 transitions. [2024-11-13 22:21:50,671 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 185 transitions. [2024-11-13 22:21:50,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:21:50,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:50,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:50,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:50,898 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 12 proven. 38 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-13 22:21:53,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:53,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 88 states and 191 transitions. [2024-11-13 22:21:53,999 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 191 transitions. [2024-11-13 22:21:53,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:21:53,999 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:53,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:54,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:54,286 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 12 proven. 38 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-13 22:21:56,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:56,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 90 states and 190 transitions. [2024-11-13 22:21:56,673 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 190 transitions. [2024-11-13 22:21:56,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 22:21:56,675 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:56,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:56,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:56,985 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 13 proven. 43 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-11-13 22:21:58,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:58,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 91 states and 192 transitions. [2024-11-13 22:21:58,009 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 192 transitions. [2024-11-13 22:21:58,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 22:21:58,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:58,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:58,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:58,306 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 15 proven. 32 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-13 22:22:02,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:02,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 98 states and 207 transitions. [2024-11-13 22:22:02,683 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 207 transitions. [2024-11-13 22:22:02,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 22:22:02,683 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:02,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:02,915 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 15 proven. 32 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-13 22:22:07,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:07,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 102 states and 212 transitions. [2024-11-13 22:22:07,547 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 212 transitions. [2024-11-13 22:22:07,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 22:22:07,548 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:07,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:07,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:07,850 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 15 proven. 32 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-13 22:22:08,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:08,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 103 states and 214 transitions. [2024-11-13 22:22:08,768 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 214 transitions. [2024-11-13 22:22:08,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 22:22:08,768 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:08,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:08,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:09,047 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 15 proven. 32 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2024-11-13 22:22:10,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:10,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 104 states and 214 transitions. [2024-11-13 22:22:10,040 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 214 transitions. [2024-11-13 22:22:10,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:22:10,041 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:10,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:10,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:10,427 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-13 22:22:14,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:14,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 110 states and 230 transitions. [2024-11-13 22:22:14,885 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 230 transitions. [2024-11-13 22:22:14,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:22:14,885 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:14,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:14,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:15,098 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 14 proven. 48 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2024-11-13 22:22:15,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:15,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 88 states and 189 transitions. [2024-11-13 22:22:15,752 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 189 transitions. [2024-11-13 22:22:15,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:22:15,753 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:15,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:15,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:16,020 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-13 22:22:17,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:17,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 90 states and 192 transitions. [2024-11-13 22:22:17,493 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 192 transitions. [2024-11-13 22:22:17,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:22:17,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:17,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:17,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:17,743 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 10 proven. 40 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-11-13 22:22:20,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:20,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 91 states and 186 transitions. [2024-11-13 22:22:20,313 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 186 transitions. [2024-11-13 22:22:20,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:22:20,314 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:20,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:20,806 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 4 proven. 48 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-13 22:22:24,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:24,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 96 states and 207 transitions. [2024-11-13 22:22:24,378 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 207 transitions. [2024-11-13 22:22:24,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:22:24,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:24,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:24,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:24,540 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 4 proven. 48 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-13 22:22:27,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:27,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 100 states and 215 transitions. [2024-11-13 22:22:27,116 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 215 transitions. [2024-11-13 22:22:27,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:22:27,117 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:27,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:27,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:27,262 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 4 proven. 48 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2024-11-13 22:22:27,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:27,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 101 states and 216 transitions. [2024-11-13 22:22:27,978 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 216 transitions. [2024-11-13 22:22:27,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-13 22:22:27,978 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:27,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:27,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:28,130 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 4 proven. 52 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2024-11-13 22:22:29,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:29,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 102 states and 218 transitions. [2024-11-13 22:22:29,080 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 218 transitions. [2024-11-13 22:22:29,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:22:29,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:29,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:29,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:29,145 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-11-13 22:22:31,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:31,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 105 states and 226 transitions. [2024-11-13 22:22:31,684 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 226 transitions. [2024-11-13 22:22:31,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:22:31,684 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:31,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:31,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:31,739 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-11-13 22:22:32,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:32,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 103 states and 218 transitions. [2024-11-13 22:22:32,468 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 218 transitions. [2024-11-13 22:22:32,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:22:32,468 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:32,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:32,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:32,527 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-11-13 22:22:33,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:33,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 101 states and 213 transitions. [2024-11-13 22:22:33,334 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 213 transitions. [2024-11-13 22:22:33,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 22:22:33,335 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:33,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:33,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:33,535 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 15 proven. 38 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-13 22:22:35,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:35,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 104 states and 218 transitions. [2024-11-13 22:22:35,595 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 218 transitions. [2024-11-13 22:22:35,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 22:22:35,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:35,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:35,737 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 15 proven. 38 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2024-11-13 22:22:37,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:37,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 104 states and 211 transitions. [2024-11-13 22:22:37,232 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 211 transitions. [2024-11-13 22:22:37,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:22:37,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:37,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:37,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:22:38,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:38,488 INFO L255 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 127 conjuncts are in the unsatisfiable core [2024-11-13 22:22:38,498 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:22:39,303 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 22:22:39,732 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2024-11-13 22:22:40,145 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:22:40,145 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 32 [2024-11-13 22:22:41,495 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:22:41,496 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 42 [2024-11-13 22:22:41,995 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:22:41,996 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 52 [2024-11-13 22:22:42,600 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:22:42,601 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 51 treesize of output 64 [2024-11-13 22:22:43,722 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:22:43,723 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 60 treesize of output 74 [2024-11-13 22:22:44,138 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:22:44,139 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 67 treesize of output 84 [2024-11-13 22:22:44,562 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:22:44,563 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 74 treesize of output 94 [2024-11-13 22:22:51,412 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:23:13,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:13,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 117 states and 233 transitions. [2024-11-13 22:23:13,913 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 233 transitions. [2024-11-13 22:23:13,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 22:23:13,914 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:13,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:23:14,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:15,001 INFO L255 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 123 conjuncts are in the unsatisfiable core [2024-11-13 22:23:15,009 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:23:15,042 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 22:23:15,066 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2024-11-13 22:23:15,099 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:23:15,100 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 32 [2024-11-13 22:23:15,179 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:23:15,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 37 treesize of output 42 [2024-11-13 22:23:15,224 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:23:15,224 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 10 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 44 treesize of output 52 [2024-11-13 22:23:15,265 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:23:15,265 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 51 treesize of output 64 [2024-11-13 22:23:15,447 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:23:15,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 6 select indices, 6 select index equivalence classes, 21 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 15 case distinctions, treesize of input 60 treesize of output 74 [2024-11-13 22:23:15,503 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:23:15,503 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 7 select indices, 7 select index equivalence classes, 28 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 21 case distinctions, treesize of input 67 treesize of output 84 [2024-11-13 22:23:15,570 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 22:23:15,571 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 8 select indices, 8 select index equivalence classes, 36 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 74 treesize of output 94 [2024-11-13 22:23:16,367 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:23:28,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:28,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 130 states and 246 transitions. [2024-11-13 22:23:28,259 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 246 transitions. [2024-11-13 22:23:28,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 22:23:28,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:28,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:30,182 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 46 proven. 31 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2024-11-13 22:23:37,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:37,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 135 states and 263 transitions. [2024-11-13 22:23:37,543 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 263 transitions. [2024-11-13 22:23:37,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 22:23:37,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:37,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:37,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:38,465 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 3 proven. 69 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-13 22:23:45,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:45,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 139 states and 276 transitions. [2024-11-13 22:23:45,129 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 276 transitions. [2024-11-13 22:23:45,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 22:23:45,129 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:45,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:45,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:45,294 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 3 proven. 69 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2024-11-13 22:23:48,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:48,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 142 states and 279 transitions. [2024-11-13 22:23:48,694 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 279 transitions. [2024-11-13 22:23:48,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-13 22:23:48,695 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:48,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:48,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:48,826 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 3 proven. 78 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2024-11-13 22:23:51,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:51,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 144 states and 282 transitions. [2024-11-13 22:23:51,150 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 282 transitions. [2024-11-13 22:23:51,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 22:23:51,150 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:51,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:52,445 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 97 proven. 11 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-11-13 22:23:54,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:54,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 145 states and 282 transitions. [2024-11-13 22:23:54,533 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 282 transitions. [2024-11-13 22:23:54,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-13 22:23:54,534 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:54,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:54,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:56,003 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 59 proven. 49 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2024-11-13 22:24:01,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:01,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 149 states and 290 transitions. [2024-11-13 22:24:01,348 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 290 transitions. [2024-11-13 22:24:01,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 22:24:01,348 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:01,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:01,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:01,602 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 84 proven. 31 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2024-11-13 22:24:02,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:02,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 150 states and 290 transitions. [2024-11-13 22:24:02,748 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 290 transitions. [2024-11-13 22:24:02,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 22:24:02,748 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:02,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:02,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:03,244 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 74 proven. 66 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-11-13 22:24:09,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:09,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 153 states and 295 transitions. [2024-11-13 22:24:09,379 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 295 transitions. [2024-11-13 22:24:09,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-13 22:24:09,380 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:09,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:09,726 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 74 proven. 66 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2024-11-13 22:24:13,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:13,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 154 states and 296 transitions. [2024-11-13 22:24:13,508 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 296 transitions. [2024-11-13 22:24:13,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:24:13,509 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:13,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:13,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:13,898 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 79 proven. 73 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-11-13 22:24:15,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:15,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 155 states and 299 transitions. [2024-11-13 22:24:15,065 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 299 transitions. [2024-11-13 22:24:15,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:24:15,065 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:15,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:15,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:15,345 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 79 proven. 73 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-11-13 22:24:16,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:16,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 155 states and 297 transitions. [2024-11-13 22:24:16,387 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 297 transitions. [2024-11-13 22:24:16,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:24:16,387 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:16,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:16,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:16,664 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 79 proven. 73 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-11-13 22:24:17,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:17,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 156 states and 297 transitions. [2024-11-13 22:24:17,724 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 297 transitions. [2024-11-13 22:24:17,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:24:17,724 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:17,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:17,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:18,057 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 22 proven. 101 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2024-11-13 22:24:25,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:25,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 162 states and 308 transitions. [2024-11-13 22:24:25,191 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 308 transitions. [2024-11-13 22:24:25,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:24:25,191 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:25,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:25,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:25,600 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 22 proven. 101 refuted. 0 times theorem prover too weak. 130 trivial. 0 not checked. [2024-11-13 22:24:32,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:32,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 165 states and 307 transitions. [2024-11-13 22:24:32,597 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 307 transitions. [2024-11-13 22:24:32,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-13 22:24:32,598 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:32,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:32,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:32,897 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 79 proven. 73 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2024-11-13 22:24:35,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:35,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 167 states and 309 transitions. [2024-11-13 22:24:35,970 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 309 transitions. [2024-11-13 22:24:35,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 22:24:35,970 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:35,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:36,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:36,283 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 42 proven. 73 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-13 22:24:46,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:46,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 175 states and 325 transitions. [2024-11-13 22:24:46,018 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 325 transitions. [2024-11-13 22:24:46,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 22:24:46,018 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:46,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:46,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:46,287 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 42 proven. 73 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-13 22:24:58,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:58,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 180 states and 331 transitions. [2024-11-13 22:24:58,082 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 331 transitions. [2024-11-13 22:24:58,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 22:24:58,083 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:58,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:58,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:58,434 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 42 proven. 73 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-13 22:24:59,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:59,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 181 states and 333 transitions. [2024-11-13 22:24:59,947 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 333 transitions. [2024-11-13 22:24:59,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-13 22:24:59,947 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:59,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:59,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:00,340 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 42 proven. 73 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2024-11-13 22:25:01,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:01,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 182 states and 333 transitions. [2024-11-13 22:25:01,665 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 333 transitions. [2024-11-13 22:25:01,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 22:25:01,666 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:01,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:02,004 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 52 proven. 88 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-13 22:25:12,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:12,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 189 states and 352 transitions. [2024-11-13 22:25:12,883 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 352 transitions. [2024-11-13 22:25:12,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 22:25:12,883 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:12,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:12,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:13,240 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 52 proven. 88 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-13 22:25:18,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:18,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 193 states and 358 transitions. [2024-11-13 22:25:18,927 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 358 transitions. [2024-11-13 22:25:18,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 22:25:18,927 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:18,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:18,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:19,276 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 52 proven. 88 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2024-11-13 22:25:22,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:22,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 193 states and 349 transitions. [2024-11-13 22:25:22,892 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 349 transitions. [2024-11-13 22:25:22,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 22:25:22,893 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:22,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:22,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:23,375 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 20 proven. 103 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-11-13 22:25:34,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:34,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 200 states and 367 transitions. [2024-11-13 22:25:34,239 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 367 transitions. [2024-11-13 22:25:34,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 22:25:34,240 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:34,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:34,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:34,871 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 20 proven. 103 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-11-13 22:25:43,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:43,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 203 states and 366 transitions. [2024-11-13 22:25:43,838 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 366 transitions. [2024-11-13 22:25:43,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 22:25:43,839 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:43,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:43,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:44,208 INFO L134 CoverageAnalysis]: Checked inductivity of 297 backedges. 20 proven. 103 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2024-11-13 22:25:46,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:46,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 204 states and 366 transitions. [2024-11-13 22:25:46,224 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 366 transitions. [2024-11-13 22:25:46,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 22:25:46,225 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:46,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:46,574 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 133 proven. 66 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2024-11-13 22:25:48,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:48,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 154 states and 284 transitions. [2024-11-13 22:25:48,177 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 284 transitions. [2024-11-13 22:25:48,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 22:25:48,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:48,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:48,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:49,194 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 7 proven. 148 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-13 22:25:59,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:25:59,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 160 states and 303 transitions. [2024-11-13 22:25:59,394 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 303 transitions. [2024-11-13 22:25:59,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 22:25:59,395 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:25:59,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:25:59,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:59,728 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 7 proven. 148 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-13 22:26:06,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:06,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 164 states and 308 transitions. [2024-11-13 22:26:06,088 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 308 transitions. [2024-11-13 22:26:06,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 22:26:06,088 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:06,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:06,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:06,288 INFO L134 CoverageAnalysis]: Checked inductivity of 311 backedges. 7 proven. 148 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2024-11-13 22:26:07,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:07,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 165 states and 308 transitions. [2024-11-13 22:26:07,739 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 308 transitions. [2024-11-13 22:26:07,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 22:26:07,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:07,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:26:07,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:26:18,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:26:18,096 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:26:18,101 INFO L158 Benchmark]: Toolchain (without parser) took 324726.98ms. Allocated memory was 117.4MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 92.8MB in the beginning and 754.6MB in the end (delta: -661.8MB). Peak memory consumption was 969.1MB. Max. memory is 16.1GB. [2024-11-13 22:26:18,101 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 117.4MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:26:18,104 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.92ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.4MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:26:18,105 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.68ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:26:18,106 INFO L158 Benchmark]: Boogie Preprocessor took 28.00ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 79.1MB in the end (delta: 903.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:26:18,107 INFO L158 Benchmark]: RCFGBuilder took 512.93ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 64.0MB in the end (delta: 15.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:26:18,109 INFO L158 Benchmark]: CodeCheck took 323838.86ms. Allocated memory was 117.4MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 64.0MB in the beginning and 754.6MB in the end (delta: -690.6MB). Peak memory consumption was 943.9MB. Max. memory is 16.1GB. [2024-11-13 22:26:18,110 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62ms. Allocated memory is still 117.4MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.92ms. Allocated memory is still 117.4MB. Free memory was 92.6MB in the beginning and 81.4MB in the end (delta: 11.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.68ms. Allocated memory is still 117.4MB. Free memory was 81.2MB in the beginning and 80.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 28.00ms. Allocated memory is still 117.4MB. Free memory was 80.0MB in the beginning and 79.1MB in the end (delta: 903.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 512.93ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 64.0MB in the end (delta: 15.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 323838.86ms. Allocated memory was 117.4MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 64.0MB in the beginning and 754.6MB in the end (delta: -690.6MB). Peak memory consumption was 943.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:26:18,283 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/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_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/array-patterns/array28_pattern.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm --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 8b49bb3ea989868d96c18ff859c95dc74ebb805f64994c11617c2c5b61c8e87f --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:26:21,464 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:26:21,642 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 22:26:21,705 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:26:21,708 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:26:21,708 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:26:21,709 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:26:21,709 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:26:21,710 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:26:21,710 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:26:21,711 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:26:21,711 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:26:21,711 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:26:21,712 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:26:21,712 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:26:21,712 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:26:21,714 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:26:21,714 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:26:21,714 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:26:21,714 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:26:21,715 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:26:21,715 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:26:21,715 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:26:21,715 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:26:21,715 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:26:21,715 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:26:21,716 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:21,716 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:26:21,716 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:26:21,716 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:26:21,716 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:26:21,717 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:26:21,717 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:26:21,717 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:26:21,717 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:21,717 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:26:21,717 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_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm 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 -> 8b49bb3ea989868d96c18ff859c95dc74ebb805f64994c11617c2c5b61c8e87f [2024-11-13 22:26:22,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:26:22,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:26:22,143 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:26:22,145 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:26:22,146 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:26:22,147 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/array-patterns/array28_pattern.c Unable to find full path for "g++" [2024-11-13 22:26:24,688 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:26:25,007 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:26:25,008 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/sv-benchmarks/c/array-patterns/array28_pattern.c [2024-11-13 22:26:25,023 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/data/2e33ecaa8/450d6582e8de40438675d28d9774397e/FLAG23a93a2bc [2024-11-13 22:26:25,058 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/data/2e33ecaa8/450d6582e8de40438675d28d9774397e [2024-11-13 22:26:25,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:26:25,065 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:26:25,067 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:26:25,068 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:26:25,075 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:26:25,076 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:26:25" (1/1) ... [2024-11-13 22:26:25,078 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fe6ff2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:25, skipping insertion in model container [2024-11-13 22:26:25,078 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:26:25" (1/1) ... [2024-11-13 22:26:25,105 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:26:25,339 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_47289f64-1702-4dfb-9bfb-647a68dca697/sv-benchmarks/c/array-patterns/array28_pattern.c[1246,1259] [2024-11-13 22:26:25,384 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:26:25,401 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:26:25,420 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_47289f64-1702-4dfb-9bfb-647a68dca697/sv-benchmarks/c/array-patterns/array28_pattern.c[1246,1259] [2024-11-13 22:26:25,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:26:25,473 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:26:25,474 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:25 WrapperNode [2024-11-13 22:26:25,475 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:26:25,477 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:26:25,477 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:26:25,478 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:26:25,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:25" (1/1) ... [2024-11-13 22:26:25,508 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:25" (1/1) ... [2024-11-13 22:26:25,542 INFO L138 Inliner]: procedures = 18, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2024-11-13 22:26:25,544 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:26:25,545 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:26:25,547 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:26:25,547 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:26:25,556 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:25" (1/1) ... [2024-11-13 22:26:25,556 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:25" (1/1) ... [2024-11-13 22:26:25,561 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:25" (1/1) ... [2024-11-13 22:26:25,562 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:25" (1/1) ... [2024-11-13 22:26:25,579 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:25" (1/1) ... [2024-11-13 22:26:25,589 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:25" (1/1) ... [2024-11-13 22:26:25,594 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:25" (1/1) ... [2024-11-13 22:26:25,595 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:25" (1/1) ... [2024-11-13 22:26:25,600 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:26:25,605 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:26:25,605 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:26:25,605 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:26:25,606 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:26:25" (1/1) ... [2024-11-13 22:26:25,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:26:25,639 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:26:25,654 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:26:25,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:26:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:26:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:26:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 22:26:25,695 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 22:26:25,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:26:25,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:26:25,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 22:26:25,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 22:26:25,784 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:26:25,786 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:26:26,171 INFO L? ?]: Removed 14 outVars from TransFormulas that were not future-live. [2024-11-13 22:26:26,171 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:26:26,338 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:26:26,338 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 22:26:26,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:26:26 BoogieIcfgContainer [2024-11-13 22:26:26,340 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:26:26,341 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:26:26,343 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:26:26,358 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:26:26,358 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:26:26" (1/1) ... [2024-11-13 22:26:26,370 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:26:26,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:26,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 10 states and 14 transitions. [2024-11-13 22:26:26,481 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 14 transitions. [2024-11-13 22:26:26,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-13 22:26:26,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:26,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:26,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:26,495 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:26,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:26:26,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:26,619 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:26,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:26,681 INFO L255 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:26:26,691 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:26,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:26:26,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:26:26,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:26,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 13 states and 20 transitions. [2024-11-13 22:26:26,980 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 20 transitions. [2024-11-13 22:26:26,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:26:26,981 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:26,981 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:26,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:26,984 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:26,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:26:27,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:27,075 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:27,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:27,110 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:26:27,111 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:27,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:26:27,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:26:27,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:27,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 14 states and 23 transitions. [2024-11-13 22:26:27,228 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 23 transitions. [2024-11-13 22:26:27,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:26:27,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:27,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:27,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:27,232 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:27,234 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:26:27,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:27,329 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:27,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 35 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:26:27,375 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:27,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:26:27,416 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:26:27,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 22:26:27,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:27,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 13 states and 20 transitions. [2024-11-13 22:26:27,504 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 20 transitions. [2024-11-13 22:26:27,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:26:27,505 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:27,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:27,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:27,510 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:27,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:26:27,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:27,656 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:27,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:27,720 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:26:27,722 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:27,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:26:27,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:26:28,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:28,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 14 states and 22 transitions. [2024-11-13 22:26:28,448 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 22 transitions. [2024-11-13 22:26:28,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:26:28,448 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:28,449 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:28,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:28,452 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:28,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:26:28,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:28,593 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:28,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:28,639 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 22:26:28,640 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:28,869 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:26:28,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 22:26:29,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:29,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 15 states and 25 transitions. [2024-11-13 22:26:29,666 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 25 transitions. [2024-11-13 22:26:29,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 22:26:29,671 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:29,671 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:29,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:29,674 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:29,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 22:26:30,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:30,017 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:30,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:30,114 INFO L255 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 22:26:30,120 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:30,645 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 22:26:31,631 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:26:31,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-13 22:26:36,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:36,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 21 states and 41 transitions. [2024-11-13 22:26:36,287 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 41 transitions. [2024-11-13 22:26:36,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:26:36,289 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:36,289 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:36,289 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:36,292 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:36,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 22:26:36,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:36,568 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:36,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:36,685 INFO L255 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:26:36,687 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:37,600 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:26:37,603 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:26:37,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 22:26:41,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:41,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 24 states and 48 transitions. [2024-11-13 22:26:41,074 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 48 transitions. [2024-11-13 22:26:41,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 22:26:41,075 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:41,075 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:41,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:41,077 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:41,079 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 22:26:41,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:41,253 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:41,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:41,321 INFO L255 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:41,323 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:42,425 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 22:26:42,428 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 22:26:45,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:45,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 26 states and 54 transitions. [2024-11-13 22:26:45,165 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 54 transitions. [2024-11-13 22:26:45,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 22:26:45,166 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:45,166 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:45,166 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:45,170 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:45,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 22:26:45,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:45,456 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:45,552 INFO L255 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:45,553 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:46,320 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 22:26:46,325 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 22:26:50,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:50,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 28 states and 60 transitions. [2024-11-13 22:26:50,207 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 60 transitions. [2024-11-13 22:26:50,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:26:50,208 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:50,208 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:50,208 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:50,211 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:50,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 22:26:50,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:50,405 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:50,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:50,494 INFO L255 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:50,496 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:51,450 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 22:26:51,455 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-13 22:26:53,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:53,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 30 states and 65 transitions. [2024-11-13 22:26:53,862 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 65 transitions. [2024-11-13 22:26:53,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:26:53,863 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:53,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:53,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:53,866 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:53,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 22:26:54,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:54,171 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:54,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:54,293 INFO L255 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:54,294 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:54,805 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 22:26:54,809 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 22:26:56,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:26:56,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 31 states and 66 transitions. [2024-11-13 22:26:56,132 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 66 transitions. [2024-11-13 22:26:56,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:26:56,133 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:26:56,133 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:26:56,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:26:56,137 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:26:56,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 22:26:56,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:56,400 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:26:56,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:26:56,530 INFO L255 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:26:56,531 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:26:58,158 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 22:26:58,163 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-13 22:27:09,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:09,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 37 states and 85 transitions. [2024-11-13 22:27:09,360 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 85 transitions. [2024-11-13 22:27:09,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:27:09,360 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:09,361 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:09,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:09,364 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:09,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 22:27:09,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:09,745 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:09,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:09,853 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:09,854 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:10,424 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 22:27:10,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 22:27:16,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:16,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 42 states and 102 transitions. [2024-11-13 22:27:16,515 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 102 transitions. [2024-11-13 22:27:16,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:27:16,516 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:16,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:16,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:16,521 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:16,523 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-13 22:27:16,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:16,867 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:16,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:16,971 INFO L255 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:16,973 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:17,561 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 22:27:17,568 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2024-11-13 22:27:18,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:18,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 43 states and 102 transitions. [2024-11-13 22:27:18,933 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 102 transitions. [2024-11-13 22:27:18,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:27:18,935 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:18,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:18,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:18,939 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:18,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-13 22:27:19,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:19,284 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:19,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:19,423 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:19,424 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:20,127 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 1 proven. 18 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:27:20,131 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-13 22:27:21,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:21,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 44 states and 102 transitions. [2024-11-13 22:27:21,713 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 102 transitions. [2024-11-13 22:27:21,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:27:21,713 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:21,714 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:21,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:21,717 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:21,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-13 22:27:22,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:22,121 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:22,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:22,250 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:22,251 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:22,918 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 1 proven. 18 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:27:22,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-11-13 22:27:24,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:24,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 39 states and 84 transitions. [2024-11-13 22:27:24,343 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 84 transitions. [2024-11-13 22:27:24,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-13 22:27:24,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:24,348 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:24,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:24,351 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:24,356 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-13 22:27:24,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:24,667 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:24,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:24,775 INFO L255 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 22:27:24,780 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:25,315 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 22:27:25,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2024-11-13 22:27:27,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:27,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 40 states and 89 transitions. [2024-11-13 22:27:27,265 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 89 transitions. [2024-11-13 22:27:27,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:27:27,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:27,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:27,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:27,269 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:27,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-13 22:27:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:27,594 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:27,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:27,761 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:27,763 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:28,429 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 22:27:28,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-13 22:27:30,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:30,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 41 states and 92 transitions. [2024-11-13 22:27:30,019 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 92 transitions. [2024-11-13 22:27:30,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 22:27:30,020 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:30,020 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:30,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:30,028 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:30,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-13 22:27:30,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:30,355 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:30,519 INFO L255 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:30,521 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:31,136 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 22:27:31,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-13 22:27:32,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:32,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 42 states and 95 transitions. [2024-11-13 22:27:32,741 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 95 transitions. [2024-11-13 22:27:32,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 22:27:32,742 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:32,742 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:32,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:32,747 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:32,749 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-13 22:27:33,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:33,103 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:33,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:33,250 INFO L255 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 22:27:33,252 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:33,717 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 22:27:33,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-11-13 22:27:35,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:35,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 43 states and 96 transitions. [2024-11-13 22:27:35,574 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 96 transitions. [2024-11-13 22:27:35,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:27:35,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:35,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:27:35,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:27:35,579 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:27:35,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-13 22:27:37,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:37,156 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:27:37,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:37,316 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-13 22:27:37,322 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:27:38,613 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 22:27:39,343 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2024-11-13 22:27:42,046 INFO L349 Elim1Store]: treesize reduction 30, result has 49.2 percent of original size [2024-11-13 22:27:42,046 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 47 [2024-11-13 22:27:43,317 INFO L349 Elim1Store]: treesize reduction 70, result has 17.6 percent of original size [2024-11-13 22:27:43,317 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 43 treesize of output 48 [2024-11-13 22:27:50,346 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:27:50,354 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-13 22:28:17,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:17,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 55 states and 125 transitions. [2024-11-13 22:28:17,221 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 125 transitions. [2024-11-13 22:28:17,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 22:28:17,221 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:17,222 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:17,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:17,224 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:17,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-13 22:28:18,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:18,871 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:19,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:19,051 INFO L255 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 43 conjuncts are in the unsatisfiable core [2024-11-13 22:28:19,057 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:19,840 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 22:28:19,930 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 20 [2024-11-13 22:28:20,967 INFO L349 Elim1Store]: treesize reduction 30, result has 49.2 percent of original size [2024-11-13 22:28:20,968 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 31 treesize of output 47 [2024-11-13 22:28:21,183 INFO L349 Elim1Store]: treesize reduction 70, result has 17.6 percent of original size [2024-11-13 22:28:21,183 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 43 treesize of output 48 [2024-11-13 22:28:22,238 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:28:22,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-11-13 22:28:29,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:29,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 59 states and 138 transitions. [2024-11-13 22:28:29,856 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 138 transitions. [2024-11-13 22:28:29,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:28:29,857 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:29,857 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:29,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:29,860 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:29,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-13 22:28:30,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:30,373 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:30,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:30,594 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 22:28:30,600 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:34,092 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 22:28:34,098 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-13 22:28:51,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:51,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 64 states and 151 transitions. [2024-11-13 22:28:51,452 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 151 transitions. [2024-11-13 22:28:51,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:28:51,452 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:51,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:51,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:51,455 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:51,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-13 22:28:51,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:51,796 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:51,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:51,929 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 22:28:51,931 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:28:52,324 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 22:28:52,332 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-13 22:28:56,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:56,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 66 states and 153 transitions. [2024-11-13 22:28:56,803 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 153 transitions. [2024-11-13 22:28:56,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:28:56,805 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:56,805 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:56,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:28:56,806 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:28:56,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-13 22:28:57,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:57,154 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:28:57,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:28:57,290 INFO L255 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 22:28:57,291 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:01,478 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 22:29:01,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-13 22:29:10,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:10,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 68 states and 157 transitions. [2024-11-13 22:29:10,517 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 157 transitions. [2024-11-13 22:29:10,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:29:10,518 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:10,518 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:10,518 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:10,522 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:10,525 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-13 22:29:10,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:10,944 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:11,088 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 22:29:11,090 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:15,730 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 17 proven. 15 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2024-11-13 22:29:15,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (27)] Forceful destruction successful, exit code 0 [2024-11-13 22:29:23,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:23,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 69 states and 162 transitions. [2024-11-13 22:29:23,514 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 162 transitions. [2024-11-13 22:29:23,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:29:23,515 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:23,515 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:23,515 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:23,516 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:23,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-13 22:29:23,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:23,879 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:23,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:24,004 INFO L255 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 22:29:24,005 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:24,633 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 14 proven. 15 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 22:29:24,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-13 22:29:26,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:26,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 70 states and 163 transitions. [2024-11-13 22:29:26,899 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 163 transitions. [2024-11-13 22:29:26,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:29:26,900 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:26,900 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:26,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:26,901 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:26,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-13 22:29:27,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:27,269 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:27,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:27,400 INFO L255 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 22:29:27,400 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:30,348 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 22:29:30,355 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-13 22:29:48,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:48,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 75 states and 178 transitions. [2024-11-13 22:29:48,467 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 178 transitions. [2024-11-13 22:29:48,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:29:48,467 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:48,467 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:48,467 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:48,472 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:48,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Waiting until timeout for monitored process [2024-11-13 22:29:48,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:48,887 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:49,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:49,046 INFO L255 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 22:29:49,047 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:50,334 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 22:29:50,339 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (30)] Ended with exit code 0 [2024-11-13 22:29:53,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:53,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 76 states and 178 transitions. [2024-11-13 22:29:53,506 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 178 transitions. [2024-11-13 22:29:53,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-13 22:29:53,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:53,507 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:53,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:53,510 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:53,512 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Waiting until timeout for monitored process [2024-11-13 22:29:53,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:53,917 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:54,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:54,055 INFO L255 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 22:29:54,056 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:54,611 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-13 22:29:54,615 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (31)] Forceful destruction successful, exit code 0 [2024-11-13 22:29:57,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:57,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 76 states and 176 transitions. [2024-11-13 22:29:57,542 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 176 transitions. [2024-11-13 22:29:57,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:29:57,542 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:57,542 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:57,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:57,548 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:57,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Waiting until timeout for monitored process [2024-11-13 22:29:57,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:57,993 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:58,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:58,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 22:29:58,151 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:03,579 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 22:30:03,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (32)] Ended with exit code 0 [2024-11-13 22:30:11,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:11,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 77 states and 179 transitions. [2024-11-13 22:30:11,195 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 179 transitions. [2024-11-13 22:30:11,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:30:11,195 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:11,195 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:11,195 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:11,197 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:11,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2024-11-13 22:30:11,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:11,686 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:11,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:11,913 INFO L255 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 22:30:11,914 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:13,354 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2024-11-13 22:30:13,362 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2024-11-13 22:30:16,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:16,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 78 states and 180 transitions. [2024-11-13 22:30:16,130 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 180 transitions. [2024-11-13 22:30:16,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:30:16,131 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:16,131 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:16,131 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:16,132 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:16,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Waiting until timeout for monitored process [2024-11-13 22:30:16,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:16,513 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:16,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:16,636 INFO L255 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 22:30:16,637 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:19,342 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 21 proven. 24 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 22:30:19,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (34)] Ended with exit code 0 [2024-11-13 22:30:27,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:30:27,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 80 states and 185 transitions. [2024-11-13 22:30:27,218 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 185 transitions. [2024-11-13 22:30:27,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:30:27,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:30:27,218 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:30:27,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:30:27,221 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:30:27,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2024-11-13 22:30:27,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:27,667 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:30:27,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:30:27,816 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 22:30:27,817 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:30:33,640 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 11 proven. 36 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 22:30:33,645 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (35)] Ended with exit code 0 [2024-11-13 22:31:04,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:04,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 88 states and 207 transitions. [2024-11-13 22:31:04,848 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 207 transitions. [2024-11-13 22:31:04,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:31:04,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:04,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:04,848 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:04,850 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:04,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Waiting until timeout for monitored process [2024-11-13 22:31:05,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:05,410 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:05,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:05,587 INFO L255 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 22:31:05,588 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:06,366 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 11 proven. 36 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-13 22:31:06,371 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (36)] Ended with exit code 0 [2024-11-13 22:31:17,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:17,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 91 states and 211 transitions. [2024-11-13 22:31:17,067 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 211 transitions. [2024-11-13 22:31:17,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:31:17,068 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:17,068 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:17,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:17,072 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:17,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2024-11-13 22:31:17,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:17,713 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:17,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:17,895 INFO L255 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 22:31:17,896 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:24,439 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 22:31:24,445 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (37)] Forceful destruction successful, exit code 0 [2024-11-13 22:31:33,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:31:33,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 92 states and 214 transitions. [2024-11-13 22:31:33,964 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 214 transitions. [2024-11-13 22:31:33,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:31:33,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:31:33,964 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:31:33,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:31:33,967 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:31:33,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Waiting until timeout for monitored process [2024-11-13 22:31:34,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:34,477 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:31:34,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:31:34,629 INFO L255 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:31:34,630 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:31:39,906 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 49 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 22:31:39,911 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (38)] Ended with exit code 0 [2024-11-13 22:32:00,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:32:00,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 97 states and 230 transitions. [2024-11-13 22:32:00,985 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 230 transitions. [2024-11-13 22:32:00,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-13 22:32:00,986 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:32:00,986 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:32:00,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:32:00,988 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:32:00,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2024-11-13 22:32:01,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:01,547 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:32:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:01,722 INFO L255 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-13 22:32:01,723 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:32:02,696 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 49 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 22:32:02,702 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (39)] Forceful destruction successful, exit code 0 [2024-11-13 22:32:18,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:32:18,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 101 states and 237 transitions. [2024-11-13 22:32:18,047 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 237 transitions. [2024-11-13 22:32:18,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:32:18,047 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:32:18,048 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:32:18,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:32:18,053 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:32:18,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Waiting until timeout for monitored process [2024-11-13 22:32:18,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:18,798 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:32:19,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:19,072 INFO L255 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 22:32:19,073 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:32:20,971 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-13 22:32:20,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (40)] Ended with exit code 0 [2024-11-13 22:32:24,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:32:24,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 102 states and 238 transitions. [2024-11-13 22:32:24,206 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 238 transitions. [2024-11-13 22:32:24,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:32:24,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:32:24,207 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:32:24,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:32:24,208 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:32:24,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Waiting until timeout for monitored process [2024-11-13 22:32:24,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:24,821 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:32:24,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:24,969 INFO L255 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 22:32:24,970 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:32:25,887 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 22:32:25,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (41)] Forceful destruction successful, exit code 0 [2024-11-13 22:32:33,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:32:33,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 104 states and 243 transitions. [2024-11-13 22:32:33,776 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 243 transitions. [2024-11-13 22:32:33,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-13 22:32:33,776 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:32:33,776 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:32:33,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:32:33,778 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:32:33,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2024-11-13 22:32:34,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:34,435 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:32:34,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:34,603 INFO L255 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 22:32:34,604 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:32:35,617 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 22:32:35,624 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2024-11-13 22:32:42,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:32:42,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 105 states and 245 transitions. [2024-11-13 22:32:42,233 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 245 transitions. [2024-11-13 22:32:42,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 22:32:42,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:32:42,234 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:32:42,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:32:42,235 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:32:42,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Waiting until timeout for monitored process [2024-11-13 22:32:42,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:42,934 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:32:43,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:32:43,137 INFO L255 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 22:32:43,138 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:32:50,633 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 22:32:50,639 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (43)] Ended with exit code 0 [2024-11-13 22:33:01,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:33:01,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 106 states and 248 transitions. [2024-11-13 22:33:01,962 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 248 transitions. [2024-11-13 22:33:01,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:33:01,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:33:01,963 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:33:01,963 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:33:01,965 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:33:01,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Waiting until timeout for monitored process [2024-11-13 22:33:02,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:33:02,688 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:33:03,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:33:03,044 INFO L255 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 22:33:03,045 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:33:04,730 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-13 22:33:04,739 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (44)] Ended with exit code 0 [2024-11-13 22:33:13,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:33:13,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 108 states and 250 transitions. [2024-11-13 22:33:13,276 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 250 transitions. [2024-11-13 22:33:13,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:33:13,276 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:33:13,276 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:33:13,277 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:33:13,280 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:33:13,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2024-11-13 22:33:13,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:33:13,933 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:33:14,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:33:14,154 INFO L255 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 22:33:14,156 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:33:21,981 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 11 proven. 57 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-13 22:33:21,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2024-11-13 22:34:05,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:34:05,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 116 states and 274 transitions. [2024-11-13 22:34:05,281 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 274 transitions. [2024-11-13 22:34:05,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-13 22:34:05,281 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:34:05,281 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:34:05,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:34:05,285 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:34:05,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Waiting until timeout for monitored process [2024-11-13 22:34:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:34:05,925 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:34:06,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:34:06,103 INFO L255 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-13 22:34:06,104 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:34:06,919 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 11 proven. 57 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-13 22:34:06,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (46)] Ended with exit code 0 [2024-11-13 22:34:19,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:34:19,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 119 states and 278 transitions. [2024-11-13 22:34:19,867 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 278 transitions. [2024-11-13 22:34:19,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:34:19,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:34:19,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:34:19,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:34:19,870 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:34:19,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2024-11-13 22:34:20,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:34:20,588 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:34:20,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:34:20,794 INFO L255 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 22:34:20,795 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:34:21,832 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 37 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-11-13 22:34:21,839 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (47)] Ended with exit code 0 [2024-11-13 22:34:25,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:34:25,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 120 states and 280 transitions. [2024-11-13 22:34:25,934 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 280 transitions. [2024-11-13 22:34:25,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:34:25,934 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:34:25,935 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:34:25,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:34:25,939 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:34:25,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Waiting until timeout for monitored process [2024-11-13 22:34:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:34:26,634 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:34:26,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:34:26,840 INFO L255 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 22:34:26,842 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:34:31,292 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 2 proven. 56 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-13 22:34:31,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (48)] Ended with exit code 0 [2024-11-13 22:34:39,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:34:39,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 121 states and 282 transitions. [2024-11-13 22:34:39,494 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 282 transitions. [2024-11-13 22:34:39,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:34:39,495 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:34:39,496 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:34:39,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:34:39,498 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:34:39,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2024-11-13 22:34:40,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:34:40,368 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:34:40,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:34:40,888 INFO L255 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-13 22:34:40,890 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:34:42,129 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 2 proven. 56 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-11-13 22:34:42,137 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_47289f64-1702-4dfb-9bfb-647a68dca697/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0