./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.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_91501241-823a-4b53-ad1c-2ff53aa0ffae/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91501241-823a-4b53-ad1c-2ff53aa0ffae/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_91501241-823a-4b53-ad1c-2ff53aa0ffae/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91501241-823a-4b53-ad1c-2ff53aa0ffae/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91501241-823a-4b53-ad1c-2ff53aa0ffae/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_91501241-823a-4b53-ad1c-2ff53aa0ffae/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 e3fe12f9ba7a27693660ab3b9c436489448c0880075d8a5a83d98427fc7a74d3 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:45:53,967 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:45:54,038 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91501241-823a-4b53-ad1c-2ff53aa0ffae/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 16:45:54,043 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:45:54,043 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 16:45:54,066 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:45:54,066 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:45:54,066 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 16:45:54,067 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:45:54,067 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:45:54,067 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:45:54,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:45:54,067 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:45:54,067 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:45:54,068 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:45:54,068 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:45:54,068 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:45:54,068 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:45:54,068 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:45:54,068 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:45:54,068 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:45:54,068 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:45:54,068 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:45:54,068 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 16:45:54,069 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 16:45:54,069 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 16:45:54,069 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:45:54,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:45:54,069 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:45:54,069 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:45:54,069 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 16:45:54,069 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 16:45:54,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:45:54,070 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_91501241-823a-4b53-ad1c-2ff53aa0ffae/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 -> e3fe12f9ba7a27693660ab3b9c436489448c0880075d8a5a83d98427fc7a74d3 [2024-11-13 16:45:54,329 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:45:54,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:45:54,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:45:54,343 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:45:54,343 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:45:54,344 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91501241-823a-4b53-ad1c-2ff53aa0ffae/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c Unable to find full path for "g++" [2024-11-13 16:45:56,182 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:45:56,492 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:45:56,493 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91501241-823a-4b53-ad1c-2ff53aa0ffae/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c [2024-11-13 16:45:56,503 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91501241-823a-4b53-ad1c-2ff53aa0ffae/bin/ukojak-verify-EEHR8qb7sm/data/99dc1127e/96c4741ec14646f8a3f812a84bad412e/FLAGb8301995f [2024-11-13 16:45:56,763 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91501241-823a-4b53-ad1c-2ff53aa0ffae/bin/ukojak-verify-EEHR8qb7sm/data/99dc1127e/96c4741ec14646f8a3f812a84bad412e [2024-11-13 16:45:56,766 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:45:56,767 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:45:56,769 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:45:56,769 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:45:56,774 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:45:56,775 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:45:56" (1/1) ... [2024-11-13 16:45:56,776 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bcb3af1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:56, skipping insertion in model container [2024-11-13 16:45:56,776 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:45:56" (1/1) ... [2024-11-13 16:45:56,798 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:45:57,007 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_91501241-823a-4b53-ad1c-2ff53aa0ffae/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c[6899,6912] [2024-11-13 16:45:57,011 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:45:57,021 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:45:57,061 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_91501241-823a-4b53-ad1c-2ff53aa0ffae/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.3.ufo.UNBOUNDED.pals.c[6899,6912] [2024-11-13 16:45:57,061 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:45:57,077 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:45:57,077 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:57 WrapperNode [2024-11-13 16:45:57,078 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:45:57,078 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:45:57,079 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:45:57,079 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:45:57,085 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:57" (1/1) ... [2024-11-13 16:45:57,093 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:57" (1/1) ... [2024-11-13 16:45:57,116 INFO L138 Inliner]: procedures = 23, calls = 14, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 248 [2024-11-13 16:45:57,116 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:45:57,117 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:45:57,117 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:45:57,117 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:45:57,124 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:57" (1/1) ... [2024-11-13 16:45:57,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:57" (1/1) ... [2024-11-13 16:45:57,126 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:57" (1/1) ... [2024-11-13 16:45:57,127 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:57" (1/1) ... [2024-11-13 16:45:57,133 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:57" (1/1) ... [2024-11-13 16:45:57,138 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:57" (1/1) ... [2024-11-13 16:45:57,139 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:57" (1/1) ... [2024-11-13 16:45:57,141 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:57" (1/1) ... [2024-11-13 16:45:57,144 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:45:57,144 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:45:57,144 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:45:57,144 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:45:57,145 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:45:57" (1/1) ... [2024-11-13 16:45:57,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 16:45:57,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91501241-823a-4b53-ad1c-2ff53aa0ffae/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 16:45:57,178 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91501241-823a-4b53-ad1c-2ff53aa0ffae/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 16:45:57,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91501241-823a-4b53-ad1c-2ff53aa0ffae/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 16:45:57,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:45:57,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 16:45:57,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:45:57,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:45:57,299 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:45:57,303 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:45:57,839 INFO L? ?]: Removed 33 outVars from TransFormulas that were not future-live. [2024-11-13 16:45:57,839 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:45:58,254 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:45:58,255 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 16:45:58,255 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:45:58 BoogieIcfgContainer [2024-11-13 16:45:58,255 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:45:58,256 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 16:45:58,256 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 16:45:58,266 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 16:45:58,266 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:45:58" (1/1) ... [2024-11-13 16:45:58,276 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:45:58,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:45:58,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 16:45:58,336 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 16:45:58,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 16:45:58,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:45:58,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:45:58,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:00,226 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 16:46:00,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:00,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 16:46:00,361 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 16:46:00,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 16:46:00,361 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:00,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:00,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:04,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:46:05,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:05,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-13 16:46:05,760 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-13 16:46:05,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 16:46:05,760 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:05,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:05,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:07,910 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:46:10,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:46:10,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 18 states and 32 transitions. [2024-11-13 16:46:10,175 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 32 transitions. [2024-11-13 16:46:10,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 16:46:10,178 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:46:10,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:46:10,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:46:57,996 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:47:18,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:47:18,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 27 states and 56 transitions. [2024-11-13 16:47:18,844 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 56 transitions. [2024-11-13 16:47:18,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 16:47:18,844 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:47:18,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:47:19,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:47:32,960 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:48:09,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:48:09,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 37 states and 85 transitions. [2024-11-13 16:48:09,258 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 85 transitions. [2024-11-13 16:48:09,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 16:48:09,259 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:48:09,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:48:09,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:48:12,157 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:48:24,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:48:24,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 43 states and 106 transitions. [2024-11-13 16:48:24,526 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 106 transitions. [2024-11-13 16:48:24,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 16:48:24,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:48:24,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:48:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:48:26,690 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 7 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:48:41,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:48:41,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 48 states and 122 transitions. [2024-11-13 16:48:41,174 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 122 transitions. [2024-11-13 16:48:41,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 16:48:41,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:48:41,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:48:41,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:51:34,300 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:52:36,153 WARN L286 SmtUtils]: Spent 5.47s on a formula simplification. DAG size of input: 363 DAG size of output: 330 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:52:51,131 WARN L286 SmtUtils]: Spent 5.42s on a formula simplification. DAG size of input: 359 DAG size of output: 326 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:53:51,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:53:51,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 64 states and 189 transitions. [2024-11-13 16:53:51,247 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 189 transitions. [2024-11-13 16:53:51,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 16:53:51,248 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:53:51,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:53:52,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:56:08,344 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:56:39,408 WARN L286 SmtUtils]: Spent 6.09s on a formula simplification. DAG size of input: 421 DAG size of output: 338 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:56:46,617 WARN L286 SmtUtils]: Spent 5.23s on a formula simplification. DAG size of input: 423 DAG size of output: 353 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:56:57,936 WARN L286 SmtUtils]: Spent 5.88s on a formula simplification. DAG size of input: 417 DAG size of output: 334 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:57:03,307 WARN L286 SmtUtils]: Spent 5.09s on a formula simplification. DAG size of input: 419 DAG size of output: 349 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:58:05,437 WARN L286 SmtUtils]: Spent 5.18s on a formula simplification. DAG size of input: 414 DAG size of output: 374 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:58:24,079 WARN L286 SmtUtils]: Spent 5.11s on a formula simplification. DAG size of input: 403 DAG size of output: 370 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:59:18,010 WARN L286 SmtUtils]: Spent 5.39s on a formula simplification. DAG size of input: 378 DAG size of output: 359 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 16:59:23,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 16:59:23,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 79 states and 258 transitions. [2024-11-13 16:59:23,516 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 258 transitions. [2024-11-13 16:59:23,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 16:59:23,517 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 16:59:23,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:59:24,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat