./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.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_1ca0f772-5470-42b3-ae8c-db8a8ca0475a/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0f772-5470-42b3-ae8c-db8a8ca0475a/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_1ca0f772-5470-42b3-ae8c-db8a8ca0475a/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0f772-5470-42b3-ae8c-db8a8ca0475a/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0f772-5470-42b3-ae8c-db8a8ca0475a/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_1ca0f772-5470-42b3-ae8c-db8a8ca0475a/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 c5be25d34b5f565c0e61b447a9da3cd9d228084b5ddd898e062981f46972caa8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:45:58,145 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:45:58,265 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0f772-5470-42b3-ae8c-db8a8ca0475a/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:45:58,272 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:45:58,272 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:45:58,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:45:58,298 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:45:58,299 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:45:58,299 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:45:58,299 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:45:58,300 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:45:58,300 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:45:58,300 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:45:58,300 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:45:58,301 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:45:58,301 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:45:58,301 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:45:58,301 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:45:58,301 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:45:58,301 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:45:58,302 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:45:58,302 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:45:58,302 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:45:58,302 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:45:58,302 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:45:58,303 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:45:58,303 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:45:58,303 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:45:58,303 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:45:58,307 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:45:58,307 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:45:58,307 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:45:58,307 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:45:58,307 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_1ca0f772-5470-42b3-ae8c-db8a8ca0475a/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 -> c5be25d34b5f565c0e61b447a9da3cd9d228084b5ddd898e062981f46972caa8 [2024-11-13 20:45:58,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:45:58,746 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:45:58,751 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:45:58,753 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:45:58,754 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:45:58,755 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0f772-5470-42b3-ae8c-db8a8ca0475a/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c Unable to find full path for "g++" [2024-11-13 20:46:01,197 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:46:01,571 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:46:01,572 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0f772-5470-42b3-ae8c-db8a8ca0475a/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c [2024-11-13 20:46:01,584 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0f772-5470-42b3-ae8c-db8a8ca0475a/bin/ukojak-verify-EEHR8qb7sm/data/76c5b6f53/ba7aefcecae342628aa0b050b8226695/FLAG65d65c2b1 [2024-11-13 20:46:01,602 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0f772-5470-42b3-ae8c-db8a8ca0475a/bin/ukojak-verify-EEHR8qb7sm/data/76c5b6f53/ba7aefcecae342628aa0b050b8226695 [2024-11-13 20:46:01,605 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:46:01,606 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:46:01,608 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:46:01,608 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:46:01,614 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:46:01,615 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:46:01" (1/1) ... [2024-11-13 20:46:01,616 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6492c695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:01, skipping insertion in model container [2024-11-13 20:46:01,616 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:46:01" (1/1) ... [2024-11-13 20:46:01,646 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:46:01,918 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_1ca0f772-5470-42b3-ae8c-db8a8ca0475a/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c[9280,9293] [2024-11-13 20:46:01,922 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:46:01,934 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:46:02,002 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_1ca0f772-5470-42b3-ae8c-db8a8ca0475a/sv-benchmarks/c/seq-mthreaded/pals_lcr-var-start-time.4.2.ufo.BOUNDED-8.pals.c[9280,9293] [2024-11-13 20:46:02,002 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:46:02,021 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:46:02,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:02 WrapperNode [2024-11-13 20:46:02,022 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:46:02,023 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:46:02,023 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:46:02,023 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:46:02,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:02" (1/1) ... [2024-11-13 20:46:02,042 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:02" (1/1) ... [2024-11-13 20:46:02,105 INFO L138 Inliner]: procedures = 22, calls = 14, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 312 [2024-11-13 20:46:02,105 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:46:02,106 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:46:02,106 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:46:02,106 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:46:02,115 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:02" (1/1) ... [2024-11-13 20:46:02,115 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:02" (1/1) ... [2024-11-13 20:46:02,118 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:02" (1/1) ... [2024-11-13 20:46:02,119 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:02" (1/1) ... [2024-11-13 20:46:02,134 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:02" (1/1) ... [2024-11-13 20:46:02,145 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:02" (1/1) ... [2024-11-13 20:46:02,152 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:02" (1/1) ... [2024-11-13 20:46:02,155 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:02" (1/1) ... [2024-11-13 20:46:02,163 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:46:02,164 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:46:02,168 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:46:02,168 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:46:02,174 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:46:02" (1/1) ... [2024-11-13 20:46:02,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:46:02,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0f772-5470-42b3-ae8c-db8a8ca0475a/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:46:02,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0f772-5470-42b3-ae8c-db8a8ca0475a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:46:02,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ca0f772-5470-42b3-ae8c-db8a8ca0475a/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:46:02,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:46:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:46:02,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:46:02,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:46:02,408 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:46:02,411 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:46:03,081 INFO L? ?]: Removed 37 outVars from TransFormulas that were not future-live. [2024-11-13 20:46:03,081 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:46:03,784 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 20:46:03,785 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 20:46:03,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:46:03 BoogieIcfgContainer [2024-11-13 20:46:03,786 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 20:46:03,787 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 20:46:03,787 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 20:46:03,800 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 20:46:03,800 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 08:46:03" (1/1) ... [2024-11-13 20:46:03,813 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 20:46:03,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:46:03,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 20:46:03,887 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 20:46:03,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 20:46:03,890 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:46:03,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:46:04,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:46:06,707 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 20:46:06,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:46:06,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2024-11-13 20:46:06,875 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2024-11-13 20:46:06,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 20:46:06,876 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:46:06,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:46:07,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:46:13,949 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 20:46:16,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:46:16,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 13 states and 22 transitions. [2024-11-13 20:46:16,347 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 22 transitions. [2024-11-13 20:46:16,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 20:46:16,351 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:46:16,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:46:16,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:46:19,523 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:46:23,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:46:23,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 19 states and 38 transitions. [2024-11-13 20:46:23,176 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 38 transitions. [2024-11-13 20:46:23,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:46:23,177 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:46:23,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:46:23,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:46:57,218 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 20:47:18,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:47:18,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 28 states and 67 transitions. [2024-11-13 20:47:18,398 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 67 transitions. [2024-11-13 20:47:18,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 20:47:18,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:47:18,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:47:18,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:48:29,034 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 20:49:33,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:49:33,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 38 states and 104 transitions. [2024-11-13 20:49:33,572 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 104 transitions. [2024-11-13 20:49:33,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:49:33,573 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:49:33,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:49:33,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:49:38,371 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 20:49:55,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:49:55,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 44 states and 123 transitions. [2024-11-13 20:49:55,222 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 123 transitions. [2024-11-13 20:49:55,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 20:49:55,223 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:49:55,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:49:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:50:00,034 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 20:50:20,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:50:20,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 50 states and 143 transitions. [2024-11-13 20:50:20,916 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 143 transitions. [2024-11-13 20:50:20,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 20:50:20,917 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:50:20,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:50:21,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 20:55:03,468 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 20:55:31,464 WARN L286 SmtUtils]: Spent 8.20s on a formula simplification. DAG size of input: 592 DAG size of output: 491 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:55:43,251 WARN L286 SmtUtils]: Spent 9.61s on a formula simplification. DAG size of input: 594 DAG size of output: 567 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:55:49,152 WARN L286 SmtUtils]: Spent 5.11s on a formula simplification. DAG size of input: 492 DAG size of output: 491 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:56:01,958 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification. DAG size of input: 588 DAG size of output: 487 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:56:11,763 WARN L286 SmtUtils]: Spent 9.56s on a formula simplification. DAG size of input: 590 DAG size of output: 563 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:56:17,602 WARN L286 SmtUtils]: Spent 5.04s on a formula simplification. DAG size of input: 488 DAG size of output: 487 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:56:28,748 WARN L286 SmtUtils]: Spent 6.67s on a formula simplification. DAG size of input: 519 DAG size of output: 448 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:56:34,090 WARN L286 SmtUtils]: Spent 5.03s on a formula simplification. DAG size of input: 521 DAG size of output: 505 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:56:45,848 WARN L286 SmtUtils]: Spent 5.10s on a formula simplification. DAG size of input: 527 DAG size of output: 515 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:57:06,373 WARN L286 SmtUtils]: Spent 5.10s on a formula simplification. DAG size of input: 523 DAG size of output: 511 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 20:58:03,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 20:58:03,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 66 states and 213 transitions. [2024-11-13 20:58:03,234 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 213 transitions. [2024-11-13 20:58:03,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-13 20:58:03,235 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 20:58:03,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 20:58:04,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat