./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_faf245c8-9899-493a-9f02-db83b86da2be/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf245c8-9899-493a-9f02-db83b86da2be/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf245c8-9899-493a-9f02-db83b86da2be/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf245c8-9899-493a-9f02-db83b86da2be/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf245c8-9899-493a-9f02-db83b86da2be/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf245c8-9899-493a-9f02-db83b86da2be/bin/ukojak-verify-0OAaufAVZV --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 20a3f63356fd659246c00e5ede12e6614dd9fbac2adaea7d2f156fbd054111cd --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:47:07,414 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:47:07,551 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf245c8-9899-493a-9f02-db83b86da2be/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-11 23:47:07,560 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:47:07,561 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:47:07,603 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:47:07,605 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:47:07,606 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:47:07,607 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:47:07,613 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:47:07,615 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:47:07,615 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:47:07,616 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:47:07,618 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:47:07,619 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:47:07,619 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:47:07,620 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:47:07,620 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:47:07,621 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:47:07,622 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:47:07,622 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:47:07,623 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:47:07,623 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:47:07,624 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:47:07,625 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:47:07,626 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:47:07,627 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:47:07,627 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:47:07,628 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:47:07,629 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:47:07,630 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:47:07,631 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:47:07,631 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_faf245c8-9899-493a-9f02-db83b86da2be/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf245c8-9899-493a-9f02-db83b86da2be/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20a3f63356fd659246c00e5ede12e6614dd9fbac2adaea7d2f156fbd054111cd [2023-11-11 23:47:07,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:47:07,956 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:47:07,959 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:47:07,960 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:47:07,961 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:47:07,963 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf245c8-9899-493a-9f02-db83b86da2be/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2023-11-11 23:47:11,181 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:47:11,440 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:47:11,441 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf245c8-9899-493a-9f02-db83b86da2be/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2023-11-11 23:47:11,466 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf245c8-9899-493a-9f02-db83b86da2be/bin/ukojak-verify-0OAaufAVZV/data/6a65469c8/f3ec999d721b43c4a5f364c577c134d5/FLAG1a28887a9 [2023-11-11 23:47:11,485 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf245c8-9899-493a-9f02-db83b86da2be/bin/ukojak-verify-0OAaufAVZV/data/6a65469c8/f3ec999d721b43c4a5f364c577c134d5 [2023-11-11 23:47:11,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:47:11,489 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:47:11,491 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:47:11,491 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:47:11,496 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:47:11,497 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:47:11" (1/1) ... [2023-11-11 23:47:11,498 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ec3da13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:11, skipping insertion in model container [2023-11-11 23:47:11,499 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:47:11" (1/1) ... [2023-11-11 23:47:11,575 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:47:11,935 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_faf245c8-9899-493a-9f02-db83b86da2be/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[15440,15453] [2023-11-11 23:47:12,029 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:47:12,045 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:47:12,207 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_faf245c8-9899-493a-9f02-db83b86da2be/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.4.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[15440,15453] [2023-11-11 23:47:12,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:47:12,303 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:47:12,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:12 WrapperNode [2023-11-11 23:47:12,304 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:47:12,305 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:47:12,305 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:47:12,306 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:47:12,314 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:12" (1/1) ... [2023-11-11 23:47:12,336 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:12" (1/1) ... [2023-11-11 23:47:12,426 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1332 [2023-11-11 23:47:12,427 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:47:12,428 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:47:12,428 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:47:12,428 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:47:12,441 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:12" (1/1) ... [2023-11-11 23:47:12,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:12" (1/1) ... [2023-11-11 23:47:12,455 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:12" (1/1) ... [2023-11-11 23:47:12,455 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:12" (1/1) ... [2023-11-11 23:47:12,481 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:12" (1/1) ... [2023-11-11 23:47:12,493 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:12" (1/1) ... [2023-11-11 23:47:12,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:12" (1/1) ... [2023-11-11 23:47:12,509 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:12" (1/1) ... [2023-11-11 23:47:12,521 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:47:12,522 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:47:12,523 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:47:12,523 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:47:12,524 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:47:12" (1/1) ... [2023-11-11 23:47:12,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:47:12,547 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf245c8-9899-493a-9f02-db83b86da2be/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:47:12,578 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf245c8-9899-493a-9f02-db83b86da2be/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:47:12,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_faf245c8-9899-493a-9f02-db83b86da2be/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:47:12,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:47:12,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:47:12,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:47:12,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:47:12,825 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:47:12,827 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:47:14,124 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:47:14,712 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:47:14,713 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:47:14,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:47:14 BoogieIcfgContainer [2023-11-11 23:47:14,718 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:47:14,720 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:47:14,720 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:47:14,732 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:47:14,732 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:47:14" (1/1) ... [2023-11-11 23:47:14,743 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:47:14,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:14,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 245 states and 422 transitions. [2023-11-11 23:47:14,821 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 422 transitions. [2023-11-11 23:47:14,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-11 23:47:14,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:14,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:15,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:16,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:17,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:17,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 256 states and 449 transitions. [2023-11-11 23:47:17,043 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 449 transitions. [2023-11-11 23:47:17,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-11 23:47:17,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:17,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:17,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:17,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:17,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:17,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 258 states and 453 transitions. [2023-11-11 23:47:17,481 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 453 transitions. [2023-11-11 23:47:17,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-11 23:47:17,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:17,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:17,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:17,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:18,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:18,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 269 states and 480 transitions. [2023-11-11 23:47:18,209 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 480 transitions. [2023-11-11 23:47:18,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-11 23:47:18,216 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:18,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:18,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:18,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:18,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:18,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 271 states and 482 transitions. [2023-11-11 23:47:18,392 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 482 transitions. [2023-11-11 23:47:18,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-11 23:47:18,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:18,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:18,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:19,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:19,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 278 states and 500 transitions. [2023-11-11 23:47:19,545 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 500 transitions. [2023-11-11 23:47:19,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-11 23:47:19,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:19,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:19,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:19,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:19,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:19,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 279 states and 502 transitions. [2023-11-11 23:47:19,761 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 502 transitions. [2023-11-11 23:47:19,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-11 23:47:19,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:19,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:19,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:19,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:19,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 279 states and 500 transitions. [2023-11-11 23:47:19,943 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 500 transitions. [2023-11-11 23:47:19,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-11 23:47:19,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:19,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:20,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:20,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:23,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:23,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 282 states and 508 transitions. [2023-11-11 23:47:23,431 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 508 transitions. [2023-11-11 23:47:23,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-11 23:47:23,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:23,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:23,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:24,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:24,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:24,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 286 states and 514 transitions. [2023-11-11 23:47:24,872 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 514 transitions. [2023-11-11 23:47:24,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-11 23:47:24,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:24,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:24,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:25,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:25,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:25,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 331 states and 608 transitions. [2023-11-11 23:47:25,993 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 608 transitions. [2023-11-11 23:47:25,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-11 23:47:25,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:25,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:26,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:26,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:26,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:26,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 329 states and 602 transitions. [2023-11-11 23:47:26,205 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 602 transitions. [2023-11-11 23:47:26,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-11 23:47:26,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:26,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:26,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:26,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:26,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:26,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 374 states and 695 transitions. [2023-11-11 23:47:26,826 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 695 transitions. [2023-11-11 23:47:26,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-11 23:47:26,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:26,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:26,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:26,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:27,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:27,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 372 states and 690 transitions. [2023-11-11 23:47:27,006 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 690 transitions. [2023-11-11 23:47:27,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-11 23:47:27,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:27,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:27,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:27,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:28,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:28,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 416 states and 781 transitions. [2023-11-11 23:47:28,730 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 781 transitions. [2023-11-11 23:47:28,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-11 23:47:28,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:28,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:28,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:28,844 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:28,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:28,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 415 states and 777 transitions. [2023-11-11 23:47:28,923 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 777 transitions. [2023-11-11 23:47:28,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-11 23:47:28,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:28,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:28,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:29,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:31,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:31,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 459 states and 869 transitions. [2023-11-11 23:47:31,226 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 869 transitions. [2023-11-11 23:47:31,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-11 23:47:31,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:31,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:31,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:31,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:31,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:31,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 458 states and 864 transitions. [2023-11-11 23:47:31,441 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 864 transitions. [2023-11-11 23:47:31,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-11 23:47:31,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:31,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:31,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:32,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:40,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:40,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 465 states and 883 transitions. [2023-11-11 23:47:40,089 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 883 transitions. [2023-11-11 23:47:40,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-11 23:47:40,091 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:40,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:40,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:40,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:41,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:41,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 465 states and 882 transitions. [2023-11-11 23:47:41,591 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 882 transitions. [2023-11-11 23:47:41,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-11 23:47:41,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:41,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:41,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:41,695 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:42,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:42,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 469 states and 888 transitions. [2023-11-11 23:47:42,737 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 888 transitions. [2023-11-11 23:47:42,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-11 23:47:42,738 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:42,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:42,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:42,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:43,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:43,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 894 states to 473 states and 894 transitions. [2023-11-11 23:47:43,750 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 894 transitions. [2023-11-11 23:47:43,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-11 23:47:43,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:43,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:43,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:43,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:46,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:46,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 477 states and 901 transitions. [2023-11-11 23:47:46,881 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 901 transitions. [2023-11-11 23:47:46,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-11 23:47:46,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:46,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:46,966 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:47,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:47,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 479 states and 905 transitions. [2023-11-11 23:47:47,315 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 905 transitions. [2023-11-11 23:47:47,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-11 23:47:47,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:47,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:47,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:47,429 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:47:50,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:47:50,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 526 states and 1001 transitions. [2023-11-11 23:47:50,124 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 1001 transitions. [2023-11-11 23:47:50,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-11 23:47:50,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:47:50,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:47:50,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:47:50,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.