./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea9985c-62c7-4445-9298-b3e0c1d1ca16/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea9985c-62c7-4445-9298-b3e0c1d1ca16/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea9985c-62c7-4445-9298-b3e0c1d1ca16/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea9985c-62c7-4445-9298-b3e0c1d1ca16/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea9985c-62c7-4445-9298-b3e0c1d1ca16/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea9985c-62c7-4445-9298-b3e0c1d1ca16/bin/ukojak-verify-G8NBE6pJGL --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 d2ba51bdecedc8a39a24625eeb8da910bb1c988071a15f12bed2cd804a9146c3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:39:49,337 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:39:49,420 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea9985c-62c7-4445-9298-b3e0c1d1ca16/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:39:49,431 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:39:49,432 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:39:49,471 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:39:49,472 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:39:49,473 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:39:49,474 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:39:49,481 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:39:49,483 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:39:49,483 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:39:49,483 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:39:49,485 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:39:49,486 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:39:49,486 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:39:49,487 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:39:49,487 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:39:49,487 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:39:49,488 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:39:49,488 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:39:49,489 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:39:49,489 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:39:49,489 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:39:49,490 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:39:49,490 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:39:49,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:49,491 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:39:49,492 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:39:49,492 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:39:49,492 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:39:49,493 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:39:49,493 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:39:49,493 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea9985c-62c7-4445-9298-b3e0c1d1ca16/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea9985c-62c7-4445-9298-b3e0c1d1ca16/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2ba51bdecedc8a39a24625eeb8da910bb1c988071a15f12bed2cd804a9146c3 [2023-11-19 03:39:49,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:39:49,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:39:49,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:39:49,854 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:39:49,855 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:39:49,856 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea9985c-62c7-4445-9298-b3e0c1d1ca16/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2023-11-19 03:39:52,951 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:39:53,261 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:39:53,262 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea9985c-62c7-4445-9298-b3e0c1d1ca16/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2023-11-19 03:39:53,277 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea9985c-62c7-4445-9298-b3e0c1d1ca16/bin/ukojak-verify-G8NBE6pJGL/data/aac624b0e/25c8d182e3444ce5a96a6603bd1dda21/FLAG7f006198d [2023-11-19 03:39:53,294 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea9985c-62c7-4445-9298-b3e0c1d1ca16/bin/ukojak-verify-G8NBE6pJGL/data/aac624b0e/25c8d182e3444ce5a96a6603bd1dda21 [2023-11-19 03:39:53,299 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:39:53,301 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:39:53,303 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:53,304 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:39:53,309 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:39:53,311 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:53" (1/1) ... [2023-11-19 03:39:53,313 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5374f0fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:53, skipping insertion in model container [2023-11-19 03:39:53,314 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:39:53" (1/1) ... [2023-11-19 03:39:53,378 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:39:53,724 WARN L240 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_3ea9985c-62c7-4445-9298-b3e0c1d1ca16/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[6638,6651] [2023-11-19 03:39:53,787 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:53,814 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:39:53,888 WARN L240 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_3ea9985c-62c7-4445-9298-b3e0c1d1ca16/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[6638,6651] [2023-11-19 03:39:53,926 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:39:53,949 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:39:53,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:53 WrapperNode [2023-11-19 03:39:53,950 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:39:53,950 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:53,951 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:39:53,951 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:39:53,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:53" (1/1) ... [2023-11-19 03:39:53,969 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:53" (1/1) ... [2023-11-19 03:39:54,015 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 557 [2023-11-19 03:39:54,015 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:39:54,016 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:39:54,016 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:39:54,016 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:39:54,024 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:53" (1/1) ... [2023-11-19 03:39:54,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:53" (1/1) ... [2023-11-19 03:39:54,028 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:53" (1/1) ... [2023-11-19 03:39:54,029 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:53" (1/1) ... [2023-11-19 03:39:54,040 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:53" (1/1) ... [2023-11-19 03:39:54,046 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:53" (1/1) ... [2023-11-19 03:39:54,049 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:53" (1/1) ... [2023-11-19 03:39:54,052 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:53" (1/1) ... [2023-11-19 03:39:54,058 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:39:54,059 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:39:54,059 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:39:54,059 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:39:54,060 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:39:53" (1/1) ... [2023-11-19 03:39:54,065 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:39:54,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea9985c-62c7-4445-9298-b3e0c1d1ca16/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:39:54,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea9985c-62c7-4445-9298-b3e0c1d1ca16/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:39:54,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ea9985c-62c7-4445-9298-b3e0c1d1ca16/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:39:54,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:39:54,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:39:54,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:39:54,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:39:54,320 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:39:54,322 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:39:54,974 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:39:55,158 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:39:55,158 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:39:55,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:39:55 BoogieIcfgContainer [2023-11-19 03:39:55,165 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:39:55,166 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:39:55,166 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:39:55,177 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:39:55,177 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:39:55" (1/1) ... [2023-11-19 03:39:55,185 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:39:55,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:55,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 87 states and 148 transitions. [2023-11-19 03:39:55,241 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 148 transitions. [2023-11-19 03:39:55,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:39:55,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:55,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:55,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:55,998 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:56,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:56,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 93 states and 158 transitions. [2023-11-19 03:39:56,171 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 158 transitions. [2023-11-19 03:39:56,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:39:56,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:56,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:56,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:56,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:56,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:56,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 90 states and 152 transitions. [2023-11-19 03:39:56,408 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 152 transitions. [2023-11-19 03:39:56,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:39:56,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:56,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:56,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:56,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:57,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:57,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 100 states and 171 transitions. [2023-11-19 03:39:57,203 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 171 transitions. [2023-11-19 03:39:57,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:39:57,208 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:57,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:57,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:57,350 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:57,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:57,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 97 states and 163 transitions. [2023-11-19 03:39:57,444 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 163 transitions. [2023-11-19 03:39:57,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:39:57,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:57,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:57,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:57,634 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:57,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:57,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 94 states and 157 transitions. [2023-11-19 03:39:57,704 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 157 transitions. [2023-11-19 03:39:57,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:39:57,706 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:57,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:57,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:57,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:59,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:59,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 97 states and 162 transitions. [2023-11-19 03:39:59,037 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 162 transitions. [2023-11-19 03:39:59,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:39:59,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:59,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:59,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:59,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:59,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:59,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 90 states and 150 transitions. [2023-11-19 03:39:59,239 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 150 transitions. [2023-11-19 03:39:59,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:39:59,246 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:59,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:59,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:59,373 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:39:59,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:39:59,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 87 states and 144 transitions. [2023-11-19 03:39:59,433 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 144 transitions. [2023-11-19 03:39:59,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:39:59,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:39:59,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:39:59,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:39:59,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:01,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:01,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 87 states and 143 transitions. [2023-11-19 03:40:01,575 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 143 transitions. [2023-11-19 03:40:01,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:40:01,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:01,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:01,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:10,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:40,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:40,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 89 states and 144 transitions. [2023-11-19 03:40:40,746 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 144 transitions. [2023-11-19 03:40:40,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:40:40,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:40,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:40,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:40:41,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:40:41,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:40:41,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 90 states and 145 transitions. [2023-11-19 03:40:41,410 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 145 transitions. [2023-11-19 03:40:41,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:40:41,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:40:41,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:40:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat