./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd504950-1ac0-42bc-b36d-34208eb8ffb9/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd504950-1ac0-42bc-b36d-34208eb8ffb9/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd504950-1ac0-42bc-b36d-34208eb8ffb9/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd504950-1ac0-42bc-b36d-34208eb8ffb9/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd504950-1ac0-42bc-b36d-34208eb8ffb9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd504950-1ac0-42bc-b36d-34208eb8ffb9/bin/ukojak-verify-ImItNfHLgk --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 50b0a90f24476d3b8404a11c5a11650cef36326e0b80eb9bfd0bc8b7617d7b0d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:45:36,130 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:45:36,233 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd504950-1ac0-42bc-b36d-34208eb8ffb9/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:45:36,241 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:45:36,241 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:45:36,270 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:45:36,271 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:45:36,271 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:45:36,272 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:45:36,272 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:45:36,273 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:45:36,273 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:45:36,273 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:45:36,274 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:45:36,274 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:45:36,275 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:45:36,275 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:45:36,275 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:45:36,276 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:45:36,276 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:45:36,277 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:45:36,281 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:45:36,281 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:45:36,281 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:45:36,282 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:45:36,282 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:45:36,282 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:45:36,282 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:45:36,283 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:45:36,283 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:45:36,283 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:45:36,283 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:45:36,284 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:45:36,284 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_fd504950-1ac0-42bc-b36d-34208eb8ffb9/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd504950-1ac0-42bc-b36d-34208eb8ffb9/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 50b0a90f24476d3b8404a11c5a11650cef36326e0b80eb9bfd0bc8b7617d7b0d [2024-11-08 19:45:36,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:45:36,586 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:45:36,591 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:45:36,593 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:45:36,593 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:45:36,594 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd504950-1ac0-42bc-b36d-34208eb8ffb9/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.UNBOUNDED.pals.c Unable to find full path for "g++" [2024-11-08 19:45:38,644 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:45:38,899 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:45:38,900 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd504950-1ac0-42bc-b36d-34208eb8ffb9/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.UNBOUNDED.pals.c [2024-11-08 19:45:38,917 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd504950-1ac0-42bc-b36d-34208eb8ffb9/bin/ukojak-verify-ImItNfHLgk/data/3e52217a4/9759bd9d50074fad83e75e0e56b76f7c/FLAG1c566ad90 [2024-11-08 19:45:38,938 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd504950-1ac0-42bc-b36d-34208eb8ffb9/bin/ukojak-verify-ImItNfHLgk/data/3e52217a4/9759bd9d50074fad83e75e0e56b76f7c [2024-11-08 19:45:38,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:45:38,942 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:45:38,944 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:45:38,944 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:45:38,950 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:45:38,950 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:45:38" (1/1) ... [2024-11-08 19:45:38,952 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cd04acb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:38, skipping insertion in model container [2024-11-08 19:45:38,953 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:45:38" (1/1) ... [2024-11-08 19:45:38,993 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:45:39,264 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_fd504950-1ac0-42bc-b36d-34208eb8ffb9/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.UNBOUNDED.pals.c[8342,8355] [2024-11-08 19:45:39,269 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:45:39,280 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:45:39,329 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_fd504950-1ac0-42bc-b36d-34208eb8ffb9/sv-benchmarks/c/seq-mthreaded/pals_lcr.4.1.ufo.UNBOUNDED.pals.c[8342,8355] [2024-11-08 19:45:39,330 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:45:39,348 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:45:39,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:39 WrapperNode [2024-11-08 19:45:39,349 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:45:39,350 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:45:39,350 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:45:39,350 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:45:39,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:39" (1/1) ... [2024-11-08 19:45:39,366 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:39" (1/1) ... [2024-11-08 19:45:39,404 INFO L138 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 278 [2024-11-08 19:45:39,404 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:45:39,405 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:45:39,405 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:45:39,405 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:45:39,414 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:39" (1/1) ... [2024-11-08 19:45:39,414 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:39" (1/1) ... [2024-11-08 19:45:39,417 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:39" (1/1) ... [2024-11-08 19:45:39,417 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:39" (1/1) ... [2024-11-08 19:45:39,430 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:39" (1/1) ... [2024-11-08 19:45:39,440 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:39" (1/1) ... [2024-11-08 19:45:39,442 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:39" (1/1) ... [2024-11-08 19:45:39,446 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:39" (1/1) ... [2024-11-08 19:45:39,455 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:45:39,456 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:45:39,456 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:45:39,456 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:45:39,461 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:45:39" (1/1) ... [2024-11-08 19:45:39,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:45:39,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd504950-1ac0-42bc-b36d-34208eb8ffb9/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:45:39,491 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd504950-1ac0-42bc-b36d-34208eb8ffb9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:45:39,497 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fd504950-1ac0-42bc-b36d-34208eb8ffb9/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:45:39,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:45:39,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:45:39,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:45:39,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:45:39,618 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:45:39,625 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:45:40,045 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-11-08 19:45:40,045 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:45:40,539 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 19:45:40,539 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 19:45:40,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:45:40 BoogieIcfgContainer [2024-11-08 19:45:40,540 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 19:45:40,542 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 19:45:40,542 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 19:45:40,553 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 19:45:40,554 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 07:45:40" (1/1) ... [2024-11-08 19:45:40,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 19:45:40,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:40,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-11-08 19:45:40,637 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-11-08 19:45:40,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-08 19:45:40,642 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:40,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:45:40,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:42,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:45:42,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:42,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-08 19:45:42,427 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-08 19:45:42,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:45:42,427 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:42,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:45:42,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:42,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:45:43,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:43,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2024-11-08 19:45:43,282 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2024-11-08 19:45:43,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-08 19:45:43,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:43,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:45:43,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:44,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:45:44,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:44,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2024-11-08 19:45:44,731 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2024-11-08 19:45:44,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-08 19:45:44,734 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:44,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:45:44,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:45,028 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:45:45,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:45,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2024-11-08 19:45:45,373 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2024-11-08 19:45:45,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-08 19:45:45,373 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:45,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:45:45,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:50,884 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:45:56,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:45:56,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 33 states and 53 transitions. [2024-11-08 19:45:56,257 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 53 transitions. [2024-11-08 19:45:56,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 19:45:56,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:45:56,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:45:56,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:45:56,933 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:46:00,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:00,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2024-11-08 19:46:00,365 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2024-11-08 19:46:00,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 19:46:00,366 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:00,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:46:00,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:04,997 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:46:12,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:12,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 51 states and 92 transitions. [2024-11-08 19:46:12,206 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 92 transitions. [2024-11-08 19:46:12,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 19:46:12,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:12,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:46:12,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:18,048 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:46:24,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:24,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 62 states and 115 transitions. [2024-11-08 19:46:24,845 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 115 transitions. [2024-11-08 19:46:24,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 19:46:24,846 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:24,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:46:24,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:25,291 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:46:26,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:26,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 63 states and 116 transitions. [2024-11-08 19:46:26,025 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 116 transitions. [2024-11-08 19:46:26,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-08 19:46:26,026 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:26,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:46:26,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:30,069 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:46:37,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:37,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 73 states and 139 transitions. [2024-11-08 19:46:37,600 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 139 transitions. [2024-11-08 19:46:37,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 19:46:37,601 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:37,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:46:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:39,771 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:46:51,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:46:51,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 88 states and 183 transitions. [2024-11-08 19:46:51,372 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 183 transitions. [2024-11-08 19:46:51,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 19:46:51,374 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:46:51,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:46:51,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:46:53,510 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:07,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:07,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 103 states and 235 transitions. [2024-11-08 19:47:07,701 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 235 transitions. [2024-11-08 19:47:07,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-08 19:47:07,702 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:07,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:07,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:08,665 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:09,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:09,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 104 states and 236 transitions. [2024-11-08 19:47:09,415 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 236 transitions. [2024-11-08 19:47:09,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:47:09,416 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:09,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:09,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:10,866 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:15,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:15,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 109 states and 250 transitions. [2024-11-08 19:47:15,592 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 250 transitions. [2024-11-08 19:47:15,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:47:15,593 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:15,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:16,410 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:22,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:22,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 116 states and 267 transitions. [2024-11-08 19:47:22,387 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 267 transitions. [2024-11-08 19:47:22,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:47:22,388 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:22,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:22,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:24,537 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:30,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:30,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 123 states and 292 transitions. [2024-11-08 19:47:30,155 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 292 transitions. [2024-11-08 19:47:30,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:47:30,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:30,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:30,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:31,406 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:36,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:36,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 128 states and 311 transitions. [2024-11-08 19:47:36,342 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 311 transitions. [2024-11-08 19:47:36,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:47:36,342 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:36,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:36,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:36,801 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:38,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:38,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 130 states and 319 transitions. [2024-11-08 19:47:38,625 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 319 transitions. [2024-11-08 19:47:38,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:47:38,626 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:38,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:38,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:39,077 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:40,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:40,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 131 states and 320 transitions. [2024-11-08 19:47:40,263 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 320 transitions. [2024-11-08 19:47:40,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:47:40,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:40,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:40,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:41,150 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:45,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:45,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 138 states and 340 transitions. [2024-11-08 19:47:45,623 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 340 transitions. [2024-11-08 19:47:45,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:47:45,624 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:45,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:47,855 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:47:55,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:47:55,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 147 states and 362 transitions. [2024-11-08 19:47:55,895 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 362 transitions. [2024-11-08 19:47:55,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:47:55,896 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:47:55,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:47:55,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:47:57,766 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:48:01,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:01,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 149 states and 371 transitions. [2024-11-08 19:48:01,080 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 371 transitions. [2024-11-08 19:48:01,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:48:01,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:01,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:01,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:01,462 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:48:02,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:02,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 374 states to 150 states and 374 transitions. [2024-11-08 19:48:02,678 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 374 transitions. [2024-11-08 19:48:02,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:48:02,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:02,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:02,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:04,154 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:48:13,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:13,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 158 states and 408 transitions. [2024-11-08 19:48:13,251 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 408 transitions. [2024-11-08 19:48:13,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-08 19:48:13,252 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:13,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:13,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:13,654 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:48:18,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:48:18,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 164 states and 422 transitions. [2024-11-08 19:48:18,800 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 422 transitions. [2024-11-08 19:48:18,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 19:48:18,801 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:48:18,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:48:19,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:48:43,993 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:49:58,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:49:58,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 189 states and 517 transitions. [2024-11-08 19:49:58,808 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 517 transitions. [2024-11-08 19:49:58,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 19:49:58,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:49:58,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:49:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:50:12,856 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:51:41,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:51:41,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 214 states and 621 transitions. [2024-11-08 19:51:41,953 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 621 transitions. [2024-11-08 19:51:41,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 19:51:41,954 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:51:41,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:51:42,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:52:03,266 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:54:09,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:54:09,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 238 states and 711 transitions. [2024-11-08 19:54:09,232 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 711 transitions. [2024-11-08 19:54:09,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 19:54:09,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:54:09,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:54:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:54:59,111 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 19:57:59,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 19:57:59,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 262 states and 814 transitions. [2024-11-08 19:57:59,279 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 814 transitions. [2024-11-08 19:57:59,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-08 19:57:59,280 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 19:57:59,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 19:57:59,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 19:58:25,491 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.