./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_cd63e566-d166-4623-9380-bb5823898914/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd63e566-d166-4623-9380-bb5823898914/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd63e566-d166-4623-9380-bb5823898914/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd63e566-d166-4623-9380-bb5823898914/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd63e566-d166-4623-9380-bb5823898914/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd63e566-d166-4623-9380-bb5823898914/bin/ukojak-verify-afCqCEvfdi --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 b8cfead7c1f307a9ba2676fad86c005fa434c5b4bc168c34fe90a644ea9973b2 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:19:12,364 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:19:12,491 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd63e566-d166-4623-9380-bb5823898914/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:19:12,505 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:19:12,506 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:19:12,552 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:19:12,553 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:19:12,554 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:19:12,555 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:19:12,561 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:19:12,562 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:19:12,562 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:19:12,563 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:19:12,565 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:19:12,565 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:19:12,566 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:19:12,566 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:19:12,567 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:19:12,567 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:19:12,568 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:19:12,568 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:19:12,569 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:19:12,570 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:19:12,571 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:19:12,571 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:19:12,572 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:19:12,572 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:12,573 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:19:12,574 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:19:12,574 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:19:12,576 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:19:12,576 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:19:12,576 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:19:12,577 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_cd63e566-d166-4623-9380-bb5823898914/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd63e566-d166-4623-9380-bb5823898914/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8cfead7c1f307a9ba2676fad86c005fa434c5b4bc168c34fe90a644ea9973b2 [2023-11-24 22:19:12,877 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:19:12,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:19:12,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:19:12,903 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:19:12,903 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:19:12,905 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd63e566-d166-4623-9380-bb5823898914/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2023-11-24 22:19:16,010 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:19:16,279 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:19:16,279 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd63e566-d166-4623-9380-bb5823898914/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c [2023-11-24 22:19:16,294 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd63e566-d166-4623-9380-bb5823898914/bin/ukojak-verify-afCqCEvfdi/data/0cf1b16c7/6e051ae80a294607a1aba45d4701e2b9/FLAG21cc0d005 [2023-11-24 22:19:16,314 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd63e566-d166-4623-9380-bb5823898914/bin/ukojak-verify-afCqCEvfdi/data/0cf1b16c7/6e051ae80a294607a1aba45d4701e2b9 [2023-11-24 22:19:16,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:19:16,322 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:19:16,327 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:16,327 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:19:16,332 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:19:16,333 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,334 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a0f2616 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16, skipping insertion in model container [2023-11-24 22:19:16,335 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,406 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:19:16,646 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_cd63e566-d166-4623-9380-bb5823898914/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c[44872,44885] [2023-11-24 22:19:16,657 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:16,683 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:19:16,754 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_cd63e566-d166-4623-9380-bb5823898914/sv-benchmarks/c/bitvector/s3_srvr_2a.BV.c.cil.c[44872,44885] [2023-11-24 22:19:16,759 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:16,790 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:19:16,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16 WrapperNode [2023-11-24 22:19:16,791 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:16,792 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:16,792 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:19:16,792 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:19:16,799 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,810 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,861 INFO L138 Inliner]: procedures = 15, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 575 [2023-11-24 22:19:16,861 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:16,862 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:19:16,862 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:19:16,862 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:19:16,879 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,888 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,905 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,917 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,924 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,939 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,941 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,946 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:19:16,947 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:19:16,947 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:19:16,947 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:19:16,965 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:16" (1/1) ... [2023-11-24 22:19:16,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:16,983 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd63e566-d166-4623-9380-bb5823898914/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:19:16,996 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd63e566-d166-4623-9380-bb5823898914/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:19:16,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd63e566-d166-4623-9380-bb5823898914/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:19:17,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:19:17,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:19:17,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:19:17,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:19:17,146 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:19:17,149 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:19:17,169 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-24 22:19:17,776 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2023-11-24 22:19:17,777 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2023-11-24 22:19:17,777 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:19:17,974 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:19:17,974 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:19:17,976 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:17 BoogieIcfgContainer [2023-11-24 22:19:17,976 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:19:17,978 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:19:17,978 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:19:17,990 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:19:17,990 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:17" (1/1) ... [2023-11-24 22:19:18,000 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:19:18,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:18,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 104 states and 182 transitions. [2023-11-24 22:19:18,075 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 182 transitions. [2023-11-24 22:19:18,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-24 22:19:18,079 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:18,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:18,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:18,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:18,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:18,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 114 states and 190 transitions. [2023-11-24 22:19:18,723 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 190 transitions. [2023-11-24 22:19:18,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-24 22:19:18,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:18,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:18,984 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:19,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:19,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 164 states and 301 transitions. [2023-11-24 22:19:19,332 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 301 transitions. [2023-11-24 22:19:19,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:19:19,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:19,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:19,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:19,508 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:19,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:19,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 165 states and 302 transitions. [2023-11-24 22:19:19,550 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 302 transitions. [2023-11-24 22:19:19,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 22:19:19,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:19,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:19,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:19,654 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:20,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:20,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 169 states and 328 transitions. [2023-11-24 22:19:20,006 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 328 transitions. [2023-11-24 22:19:20,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 22:19:20,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:20,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:20,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:20,170 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:20,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:20,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 172 states and 332 transitions. [2023-11-24 22:19:20,256 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 332 transitions. [2023-11-24 22:19:20,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 22:19:20,257 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:20,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:20,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:20,396 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:20,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:20,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 173 states and 333 transitions. [2023-11-24 22:19:20,423 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 333 transitions. [2023-11-24 22:19:20,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-24 22:19:20,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:20,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:20,472 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 22:19:20,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:20,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 167 states and 316 transitions. [2023-11-24 22:19:20,499 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 316 transitions. [2023-11-24 22:19:20,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-24 22:19:20,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:20,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:20,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:20,567 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 22:19:21,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:21,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 192 states and 347 transitions. [2023-11-24 22:19:21,057 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 347 transitions. [2023-11-24 22:19:21,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:19:21,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:21,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:21,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:21,121 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:21,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:21,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 203 states and 390 transitions. [2023-11-24 22:19:21,527 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 390 transitions. [2023-11-24 22:19:21,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:19:21,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:21,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:21,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:21,566 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:21,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:21,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 204 states and 396 transitions. [2023-11-24 22:19:21,715 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 396 transitions. [2023-11-24 22:19:21,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-24 22:19:21,721 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:21,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:21,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:21,759 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:21,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:21,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 206 states and 399 transitions. [2023-11-24 22:19:21,814 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 399 transitions. [2023-11-24 22:19:21,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-24 22:19:21,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:21,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:21,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:22,077 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 22 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:23,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:23,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 222 states and 449 transitions. [2023-11-24 22:19:23,816 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 449 transitions. [2023-11-24 22:19:23,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 22:19:23,817 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:23,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:23,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:23,986 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 22 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:25,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:25,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 246 states and 486 transitions. [2023-11-24 22:19:25,626 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 486 transitions. [2023-11-24 22:19:25,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 22:19:25,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:25,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:25,669 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:26,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:26,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 258 states and 507 transitions. [2023-11-24 22:19:26,290 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 507 transitions. [2023-11-24 22:19:26,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 22:19:26,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:26,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:26,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:26,330 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:26,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:26,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 260 states and 511 transitions. [2023-11-24 22:19:26,785 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 511 transitions. [2023-11-24 22:19:26,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 22:19:26,786 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:26,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:26,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:26,820 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:27,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:27,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 263 states and 523 transitions. [2023-11-24 22:19:27,507 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 523 transitions. [2023-11-24 22:19:27,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-24 22:19:27,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:27,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:27,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:27,550 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:27,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:27,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 521 states to 263 states and 521 transitions. [2023-11-24 22:19:27,630 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 521 transitions. [2023-11-24 22:19:27,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-24 22:19:27,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:27,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:27,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:27,918 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 22 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:29,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:29,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 280 states and 552 transitions. [2023-11-24 22:19:29,547 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 552 transitions. [2023-11-24 22:19:29,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 22:19:29,548 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:29,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:29,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:29,791 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:19:31,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:31,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 314 states and 593 transitions. [2023-11-24 22:19:31,567 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 593 transitions. [2023-11-24 22:19:31,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 22:19:31,568 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:31,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:31,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:31,603 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:33,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:33,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 608 states to 320 states and 608 transitions. [2023-11-24 22:19:33,010 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 608 transitions. [2023-11-24 22:19:33,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 22:19:33,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:33,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:33,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:33,068 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:34,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:34,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 334 states and 641 transitions. [2023-11-24 22:19:34,976 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 641 transitions. [2023-11-24 22:19:34,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 22:19:34,977 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:34,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:34,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:35,067 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-24 22:19:35,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:35,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 336 states and 643 transitions. [2023-11-24 22:19:35,263 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 643 transitions. [2023-11-24 22:19:35,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:19:35,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:35,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:35,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:35,303 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:35,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:35,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 340 states and 657 transitions. [2023-11-24 22:19:35,704 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 657 transitions. [2023-11-24 22:19:35,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:19:35,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:35,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:35,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:35,743 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:36,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:36,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 341 states and 662 transitions. [2023-11-24 22:19:36,584 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 662 transitions. [2023-11-24 22:19:36,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:19:36,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:36,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:36,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:36,623 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:38,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:38,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 344 states and 672 transitions. [2023-11-24 22:19:38,131 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 672 transitions. [2023-11-24 22:19:38,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:19:38,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:38,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:38,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:38,167 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:38,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:38,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 346 states and 674 transitions. [2023-11-24 22:19:38,783 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 674 transitions. [2023-11-24 22:19:38,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:19:38,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:38,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:38,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:38,827 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:39,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:39,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 348 states and 678 transitions. [2023-11-24 22:19:39,611 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 678 transitions. [2023-11-24 22:19:39,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:19:39,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:39,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:39,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:39,647 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:41,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:41,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 351 states and 695 transitions. [2023-11-24 22:19:41,141 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 695 transitions. [2023-11-24 22:19:41,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:19:41,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:41,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:41,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:41,174 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:41,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:41,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 352 states and 699 transitions. [2023-11-24 22:19:41,625 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 699 transitions. [2023-11-24 22:19:41,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-24 22:19:41,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:41,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:41,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:41,660 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:41,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:41,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 696 states to 351 states and 696 transitions. [2023-11-24 22:19:41,706 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 696 transitions. [2023-11-24 22:19:41,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 22:19:41,708 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:41,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:41,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:41,767 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:41,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:41,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 352 states and 697 transitions. [2023-11-24 22:19:41,822 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 697 transitions. [2023-11-24 22:19:41,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 22:19:41,823 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:41,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:41,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:41,988 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 22:19:44,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:44,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 371 states and 720 transitions. [2023-11-24 22:19:44,574 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 720 transitions. [2023-11-24 22:19:44,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 22:19:44,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:44,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:44,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:44,609 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:45,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:45,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 371 states and 717 transitions. [2023-11-24 22:19:45,878 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 717 transitions. [2023-11-24 22:19:45,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-24 22:19:45,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:45,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:45,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:45,919 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:45,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:45,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 717 states to 372 states and 717 transitions. [2023-11-24 22:19:45,992 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 717 transitions. [2023-11-24 22:19:45,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-24 22:19:45,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:45,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:46,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:46,033 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:46,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:46,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 375 states and 727 transitions. [2023-11-24 22:19:46,106 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 727 transitions. [2023-11-24 22:19:46,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-24 22:19:46,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:46,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:46,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:47,171 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 22:19:51,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:51,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 385 states and 769 transitions. [2023-11-24 22:19:51,989 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 769 transitions. [2023-11-24 22:19:51,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-24 22:19:51,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:51,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:52,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:52,024 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:53,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:53,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 385 states and 768 transitions. [2023-11-24 22:19:53,539 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 768 transitions. [2023-11-24 22:19:53,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-24 22:19:53,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:53,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:53,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:53,619 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:53,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:53,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 385 states and 766 transitions. [2023-11-24 22:19:53,701 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 766 transitions. [2023-11-24 22:19:53,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 22:19:53,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:53,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:53,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:53,747 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:53,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:53,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 386 states and 767 transitions. [2023-11-24 22:19:53,812 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 767 transitions. [2023-11-24 22:19:53,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 22:19:53,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:53,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:53,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:53,848 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:53,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:53,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 387 states and 768 transitions. [2023-11-24 22:19:53,913 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 768 transitions. [2023-11-24 22:19:53,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 22:19:53,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:53,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:53,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:54,150 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:58,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:58,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 404 states and 798 transitions. [2023-11-24 22:19:58,681 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 798 transitions. [2023-11-24 22:19:58,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 22:19:58,682 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:58,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:58,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:19:58,723 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:19:58,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:19:58,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 406 states and 803 transitions. [2023-11-24 22:19:58,808 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 803 transitions. [2023-11-24 22:19:58,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-11-24 22:19:58,809 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:19:58,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:19:58,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:20:00,871 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.