./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/head-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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_cf18a53c-cda5-4bc7-a821-340b9e24ab4e/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf18a53c-cda5-4bc7-a821-340b9e24ab4e/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf18a53c-cda5-4bc7-a821-340b9e24ab4e/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf18a53c-cda5-4bc7-a821-340b9e24ab4e/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/head-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf18a53c-cda5-4bc7-a821-340b9e24ab4e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf18a53c-cda5-4bc7-a821-340b9e24ab4e/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e7c6e6d6b508cc7e8b4b8b024471ff0eb17f579c7977a910bbe95623e5bb1a4e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:09:45,713 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:09:45,781 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf18a53c-cda5-4bc7-a821-340b9e24ab4e/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-12-02 23:09:45,786 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:09:45,787 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:09:45,810 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:09:45,812 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:09:45,812 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:09:45,813 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:09:45,813 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:09:45,814 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:09:45,814 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:09:45,815 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:09:45,815 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:09:45,816 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:09:45,816 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:09:45,817 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:09:45,817 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:09:45,818 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:09:45,818 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:09:45,819 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:09:45,820 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:09:45,820 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:09:45,821 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:09:45,821 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:09:45,821 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:09:45,822 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_cf18a53c-cda5-4bc7-a821-340b9e24ab4e/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf18a53c-cda5-4bc7-a821-340b9e24ab4e/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e7c6e6d6b508cc7e8b4b8b024471ff0eb17f579c7977a910bbe95623e5bb1a4e [2023-12-02 23:09:46,038 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:09:46,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:09:46,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:09:46,063 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:09:46,063 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:09:46,065 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf18a53c-cda5-4bc7-a821-340b9e24ab4e/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-12-02 23:09:48,891 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:09:49,200 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:09:49,201 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf18a53c-cda5-4bc7-a821-340b9e24ab4e/sv-benchmarks/c/busybox-1.22.0/head-2.i [2023-12-02 23:09:49,226 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf18a53c-cda5-4bc7-a821-340b9e24ab4e/bin/ukojak-verify-Qdu7aM0XO9/data/c45809fa1/27bc5978445d432f937b73d6157a9419/FLAGff25696fe [2023-12-02 23:09:49,240 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf18a53c-cda5-4bc7-a821-340b9e24ab4e/bin/ukojak-verify-Qdu7aM0XO9/data/c45809fa1/27bc5978445d432f937b73d6157a9419 [2023-12-02 23:09:49,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:09:49,244 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:09:49,245 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:09:49,245 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:09:49,249 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:09:49,249 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:09:49" (1/1) ... [2023-12-02 23:09:49,251 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d4755e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:49, skipping insertion in model container [2023-12-02 23:09:49,251 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:09:49" (1/1) ... [2023-12-02 23:09:49,357 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:09:50,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:09:50,524 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:09:50,670 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:09:50,846 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:09:50,847 WARN L675 CHandler]: The function strtoull is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:09:50,847 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:09:50,847 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:09:50,847 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:09:50,847 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:09:50,848 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:09:50,848 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:09:50,848 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:09:50,856 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:09:50,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:50 WrapperNode [2023-12-02 23:09:50,857 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:09:50,858 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:09:50,858 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:09:50,858 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:09:50,866 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:50" (1/1) ... [2023-12-02 23:09:50,909 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:50" (1/1) ... [2023-12-02 23:09:51,076 INFO L138 Inliner]: procedures = 581, calls = 371, calls flagged for inlining = 66, calls inlined = 234, statements flattened = 5648 [2023-12-02 23:09:51,077 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:09:51,077 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:09:51,078 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:09:51,078 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:09:51,088 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:50" (1/1) ... [2023-12-02 23:09:51,088 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:50" (1/1) ... [2023-12-02 23:09:51,117 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:50" (1/1) ... [2023-12-02 23:09:51,117 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:50" (1/1) ... [2023-12-02 23:09:51,197 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:50" (1/1) ... [2023-12-02 23:09:51,232 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:50" (1/1) ... [2023-12-02 23:09:51,249 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:50" (1/1) ... [2023-12-02 23:09:51,265 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:50" (1/1) ... [2023-12-02 23:09:51,291 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:09:51,291 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:09:51,292 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:09:51,292 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:09:51,293 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:09:50" (1/1) ... [2023-12-02 23:09:51,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:09:51,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf18a53c-cda5-4bc7-a821-340b9e24ab4e/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:09:51,321 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf18a53c-cda5-4bc7-a821-340b9e24ab4e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:09:51,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf18a53c-cda5-4bc7-a821-340b9e24ab4e/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:09:51,393 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-12-02 23:09:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-12-02 23:09:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:09:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-12-02 23:09:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-12-02 23:09:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-12-02 23:09:51,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:09:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:09:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-12-02 23:09:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-12-02 23:09:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:09:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 23:09:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:09:51,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:09:51,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-12-02 23:09:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-12-02 23:09:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-12-02 23:09:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:09:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 23:09:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-12-02 23:09:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-12-02 23:09:51,396 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2023-12-02 23:09:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:09:51,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:09:51,785 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:09:51,787 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:09:58,263 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:09:59,614 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:09:59,614 INFO L309 CfgBuilder]: Removed 110 assume(true) statements. [2023-12-02 23:09:59,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:09:59 BoogieIcfgContainer [2023-12-02 23:09:59,618 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:09:59,619 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:09:59,619 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:09:59,630 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:09:59,631 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:09:59" (1/1) ... [2023-12-02 23:09:59,640 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:09:59,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:09:59,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 3062 states and 3526 transitions. [2023-12-02 23:09:59,773 INFO L276 IsEmpty]: Start isEmpty. Operand 3062 states and 3526 transitions. [2023-12-02 23:09:59,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 23:09:59,775 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:09:59,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:09:59,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:00,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:00,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:00,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3525 states to 3061 states and 3525 transitions. [2023-12-02 23:10:00,247 INFO L276 IsEmpty]: Start isEmpty. Operand 3061 states and 3525 transitions. [2023-12-02 23:10:00,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-02 23:10:00,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:00,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:00,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:00,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:00,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:00,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3524 states to 3060 states and 3524 transitions. [2023-12-02 23:10:00,570 INFO L276 IsEmpty]: Start isEmpty. Operand 3060 states and 3524 transitions. [2023-12-02 23:10:00,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:10:00,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:00,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:00,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:00,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:00,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:00,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3526 states to 3061 states and 3526 transitions. [2023-12-02 23:10:00,730 INFO L276 IsEmpty]: Start isEmpty. Operand 3061 states and 3526 transitions. [2023-12-02 23:10:00,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:10:00,732 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:00,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:00,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:00,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:00,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:00,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3528 states to 3062 states and 3528 transitions. [2023-12-02 23:10:00,907 INFO L276 IsEmpty]: Start isEmpty. Operand 3062 states and 3528 transitions. [2023-12-02 23:10:00,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:10:00,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:00,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:00,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:01,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:01,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:01,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3530 states to 3064 states and 3530 transitions. [2023-12-02 23:10:01,316 INFO L276 IsEmpty]: Start isEmpty. Operand 3064 states and 3530 transitions. [2023-12-02 23:10:01,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:10:01,317 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:01,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:01,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:01,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:01,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:01,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3533 states to 3065 states and 3533 transitions. [2023-12-02 23:10:01,526 INFO L276 IsEmpty]: Start isEmpty. Operand 3065 states and 3533 transitions. [2023-12-02 23:10:01,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:10:01,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:01,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:01,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:01,590 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:10:01,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:01,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3532 states to 3065 states and 3532 transitions. [2023-12-02 23:10:01,695 INFO L276 IsEmpty]: Start isEmpty. Operand 3065 states and 3532 transitions. [2023-12-02 23:10:01,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:10:01,695 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:01,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:01,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:01,909 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:02,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:02,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3535 states to 3067 states and 3535 transitions. [2023-12-02 23:10:02,279 INFO L276 IsEmpty]: Start isEmpty. Operand 3067 states and 3535 transitions. [2023-12-02 23:10:02,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:10:02,280 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:02,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:02,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:02,422 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:02,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:02,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 3069 states and 3540 transitions. [2023-12-02 23:10:02,623 INFO L276 IsEmpty]: Start isEmpty. Operand 3069 states and 3540 transitions. [2023-12-02 23:10:02,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:10:02,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:02,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:02,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:02,704 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:10:02,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:02,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3539 states to 3069 states and 3539 transitions. [2023-12-02 23:10:02,835 INFO L276 IsEmpty]: Start isEmpty. Operand 3069 states and 3539 transitions. [2023-12-02 23:10:02,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-02 23:10:02,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:02,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:02,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:03,233 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:03,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:04,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3542 states to 3071 states and 3542 transitions. [2023-12-02 23:10:04,002 INFO L276 IsEmpty]: Start isEmpty. Operand 3071 states and 3542 transitions. [2023-12-02 23:10:04,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 23:10:04,002 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:04,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:04,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:04,143 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:04,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:04,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3549 states to 3073 states and 3549 transitions. [2023-12-02 23:10:04,378 INFO L276 IsEmpty]: Start isEmpty. Operand 3073 states and 3549 transitions. [2023-12-02 23:10:04,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 23:10:04,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:04,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:04,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:04,456 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:10:04,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:04,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3548 states to 3073 states and 3548 transitions. [2023-12-02 23:10:04,604 INFO L276 IsEmpty]: Start isEmpty. Operand 3073 states and 3548 transitions. [2023-12-02 23:10:04,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 23:10:04,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:04,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:04,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:04,956 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:05,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:05,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3548 states to 3074 states and 3548 transitions. [2023-12-02 23:10:05,262 INFO L276 IsEmpty]: Start isEmpty. Operand 3074 states and 3548 transitions. [2023-12-02 23:10:05,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:10:05,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:05,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:05,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:05,487 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:05,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:05,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 3076 states and 3555 transitions. [2023-12-02 23:10:05,718 INFO L276 IsEmpty]: Start isEmpty. Operand 3076 states and 3555 transitions. [2023-12-02 23:10:05,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:10:05,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:05,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:05,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:05,806 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:10:05,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:05,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3076 states and 3554 transitions. [2023-12-02 23:10:05,973 INFO L276 IsEmpty]: Start isEmpty. Operand 3076 states and 3554 transitions. [2023-12-02 23:10:05,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:10:05,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:05,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:06,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:06,376 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 12 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:06,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:06,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3554 states to 3077 states and 3554 transitions. [2023-12-02 23:10:06,726 INFO L276 IsEmpty]: Start isEmpty. Operand 3077 states and 3554 transitions. [2023-12-02 23:10:06,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 23:10:06,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:06,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:06,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:06,945 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:07,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:07,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3561 states to 3079 states and 3561 transitions. [2023-12-02 23:10:07,253 INFO L276 IsEmpty]: Start isEmpty. Operand 3079 states and 3561 transitions. [2023-12-02 23:10:07,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 23:10:07,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:07,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:07,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:07,680 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 20 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:08,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:08,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3562 states to 3080 states and 3562 transitions. [2023-12-02 23:10:08,049 INFO L276 IsEmpty]: Start isEmpty. Operand 3080 states and 3562 transitions. [2023-12-02 23:10:08,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 23:10:08,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:08,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:08,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:08,183 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 23:10:08,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:08,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3561 states to 3080 states and 3561 transitions. [2023-12-02 23:10:08,405 INFO L276 IsEmpty]: Start isEmpty. Operand 3080 states and 3561 transitions. [2023-12-02 23:10:08,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:10:08,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:08,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:08,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:08,630 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:08,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:08,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 3082 states and 3568 transitions. [2023-12-02 23:10:08,912 INFO L276 IsEmpty]: Start isEmpty. Operand 3082 states and 3568 transitions. [2023-12-02 23:10:08,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:10:08,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:08,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:08,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:09,498 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:10,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:10,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3573 states to 3084 states and 3573 transitions. [2023-12-02 23:10:10,371 INFO L276 IsEmpty]: Start isEmpty. Operand 3084 states and 3573 transitions. [2023-12-02 23:10:10,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-02 23:10:10,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:10,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:10,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:10,449 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 23:10:10,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:10,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3572 states to 3084 states and 3572 transitions. [2023-12-02 23:10:10,689 INFO L276 IsEmpty]: Start isEmpty. Operand 3084 states and 3572 transitions. [2023-12-02 23:10:10,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:10:10,690 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:10,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:10,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:11,120 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 42 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:11,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:11,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3572 states to 3085 states and 3572 transitions. [2023-12-02 23:10:11,565 INFO L276 IsEmpty]: Start isEmpty. Operand 3085 states and 3572 transitions. [2023-12-02 23:10:11,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:10:11,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:11,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:11,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:11,862 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:12,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:12,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3581 states to 3087 states and 3581 transitions. [2023-12-02 23:10:12,188 INFO L276 IsEmpty]: Start isEmpty. Operand 3087 states and 3581 transitions. [2023-12-02 23:10:12,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:10:12,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:12,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:12,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:12,278 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:10:12,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:12,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3580 states to 3087 states and 3580 transitions. [2023-12-02 23:10:12,509 INFO L276 IsEmpty]: Start isEmpty. Operand 3087 states and 3580 transitions. [2023-12-02 23:10:12,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-02 23:10:12,509 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:12,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:12,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:12,884 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:13,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:13,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3582 states to 3089 states and 3582 transitions. [2023-12-02 23:10:13,736 INFO L276 IsEmpty]: Start isEmpty. Operand 3089 states and 3582 transitions. [2023-12-02 23:10:13,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:10:13,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:13,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:13,986 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:14,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:14,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3592 states to 3091 states and 3592 transitions. [2023-12-02 23:10:14,505 INFO L276 IsEmpty]: Start isEmpty. Operand 3091 states and 3592 transitions. [2023-12-02 23:10:14,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:10:14,506 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:14,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:14,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:14,901 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:15,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:15,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3594 states to 3093 states and 3594 transitions. [2023-12-02 23:10:15,783 INFO L276 IsEmpty]: Start isEmpty. Operand 3093 states and 3594 transitions. [2023-12-02 23:10:15,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:10:15,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:15,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:15,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:16,205 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 56 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:16,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:16,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3595 states to 3095 states and 3595 transitions. [2023-12-02 23:10:16,887 INFO L276 IsEmpty]: Start isEmpty. Operand 3095 states and 3595 transitions. [2023-12-02 23:10:16,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:10:16,888 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:16,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:17,038 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:17,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:17,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3595 states to 3096 states and 3595 transitions. [2023-12-02 23:10:17,218 INFO L276 IsEmpty]: Start isEmpty. Operand 3096 states and 3595 transitions. [2023-12-02 23:10:17,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:10:17,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:17,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:17,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:17,311 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 23:10:17,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:17,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3594 states to 3096 states and 3594 transitions. [2023-12-02 23:10:17,545 INFO L276 IsEmpty]: Start isEmpty. Operand 3096 states and 3594 transitions. [2023-12-02 23:10:17,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 23:10:17,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:17,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:17,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:17,807 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:18,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:18,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3599 states to 3098 states and 3599 transitions. [2023-12-02 23:10:18,156 INFO L276 IsEmpty]: Start isEmpty. Operand 3098 states and 3599 transitions. [2023-12-02 23:10:18,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 23:10:18,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:18,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:18,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:18,586 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 72 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:10:19,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:19,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3080 states and 3543 transitions. [2023-12-02 23:10:19,030 INFO L276 IsEmpty]: Start isEmpty. Operand 3080 states and 3543 transitions. [2023-12-02 23:10:19,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 23:10:19,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:19,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:19,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:19,100 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-02 23:10:19,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:19,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3540 states to 3077 states and 3540 transitions. [2023-12-02 23:10:19,277 INFO L276 IsEmpty]: Start isEmpty. Operand 3077 states and 3540 transitions. [2023-12-02 23:10:19,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:10:19,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:19,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:19,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:20,157 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:10:24,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:24,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3539 states to 3076 states and 3539 transitions. [2023-12-02 23:10:24,358 INFO L276 IsEmpty]: Start isEmpty. Operand 3076 states and 3539 transitions. [2023-12-02 23:10:24,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:10:24,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:24,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:24,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:24,909 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:10:30,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:30,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3538 states to 3075 states and 3538 transitions. [2023-12-02 23:10:30,330 INFO L276 IsEmpty]: Start isEmpty. Operand 3075 states and 3538 transitions. [2023-12-02 23:10:30,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 23:10:30,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:30,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:30,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:30,807 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:10:31,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:31,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3537 states to 3074 states and 3537 transitions. [2023-12-02 23:10:31,038 INFO L276 IsEmpty]: Start isEmpty. Operand 3074 states and 3537 transitions. [2023-12-02 23:10:31,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 23:10:31,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:31,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:31,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:31,709 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:10:33,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:33,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3536 states to 3073 states and 3536 transitions. [2023-12-02 23:10:33,191 INFO L276 IsEmpty]: Start isEmpty. Operand 3073 states and 3536 transitions. [2023-12-02 23:10:33,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 23:10:33,191 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:33,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:33,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:33,348 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:10:33,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:33,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3541 states to 3075 states and 3541 transitions. [2023-12-02 23:10:33,392 INFO L276 IsEmpty]: Start isEmpty. Operand 3075 states and 3541 transitions. [2023-12-02 23:10:33,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 23:10:33,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:33,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:33,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:33,962 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:10:35,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:35,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3543 states to 3076 states and 3543 transitions. [2023-12-02 23:10:35,083 INFO L276 IsEmpty]: Start isEmpty. Operand 3076 states and 3543 transitions. [2023-12-02 23:10:35,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 23:10:35,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:35,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:35,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:36,052 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:10:37,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:37,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3546 states to 3078 states and 3546 transitions. [2023-12-02 23:10:37,586 INFO L276 IsEmpty]: Start isEmpty. Operand 3078 states and 3546 transitions. [2023-12-02 23:10:37,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:10:37,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:37,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:37,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:37,716 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:10:37,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:37,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3545 states to 3077 states and 3545 transitions. [2023-12-02 23:10:37,754 INFO L276 IsEmpty]: Start isEmpty. Operand 3077 states and 3545 transitions. [2023-12-02 23:10:37,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:10:37,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:37,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:37,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:38,686 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:10:39,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:39,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3547 states to 3078 states and 3547 transitions. [2023-12-02 23:10:39,896 INFO L276 IsEmpty]: Start isEmpty. Operand 3078 states and 3547 transitions. [2023-12-02 23:10:39,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 23:10:39,897 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:39,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:40,313 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:10:43,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:43,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3555 states to 3082 states and 3555 transitions. [2023-12-02 23:10:43,489 INFO L276 IsEmpty]: Start isEmpty. Operand 3082 states and 3555 transitions. [2023-12-02 23:10:43,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 23:10:43,489 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:43,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:43,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:44,746 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:10:49,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:49,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3563 states to 3086 states and 3563 transitions. [2023-12-02 23:10:49,975 INFO L276 IsEmpty]: Start isEmpty. Operand 3086 states and 3563 transitions. [2023-12-02 23:10:49,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 23:10:49,976 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:49,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:50,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:50,072 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:10:50,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:50,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3565 states to 3087 states and 3565 transitions. [2023-12-02 23:10:50,887 INFO L276 IsEmpty]: Start isEmpty. Operand 3087 states and 3565 transitions. [2023-12-02 23:10:50,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 23:10:50,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:50,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:50,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:51,002 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:10:51,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:51,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3568 states to 3089 states and 3568 transitions. [2023-12-02 23:10:51,463 INFO L276 IsEmpty]: Start isEmpty. Operand 3089 states and 3568 transitions. [2023-12-02 23:10:51,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 23:10:51,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:51,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:51,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:10:53,238 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:10:59,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:10:59,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3581 states to 3095 states and 3581 transitions. [2023-12-02 23:10:59,504 INFO L276 IsEmpty]: Start isEmpty. Operand 3095 states and 3581 transitions. [2023-12-02 23:10:59,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 23:10:59,504 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:10:59,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:10:59,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:01,018 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:11:06,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:06,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3588 states to 3099 states and 3588 transitions. [2023-12-02 23:11:06,221 INFO L276 IsEmpty]: Start isEmpty. Operand 3099 states and 3588 transitions. [2023-12-02 23:11:06,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 23:11:06,221 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:06,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:06,299 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:11:07,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:07,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3592 states to 3101 states and 3592 transitions. [2023-12-02 23:11:07,203 INFO L276 IsEmpty]: Start isEmpty. Operand 3101 states and 3592 transitions. [2023-12-02 23:11:07,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-12-02 23:11:07,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:07,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:07,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:07,352 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:11:08,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:08,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3598 states to 3104 states and 3598 transitions. [2023-12-02 23:11:08,401 INFO L276 IsEmpty]: Start isEmpty. Operand 3104 states and 3598 transitions. [2023-12-02 23:11:08,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 23:11:08,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:08,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:08,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:08,767 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:11:09,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:09,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3600 states to 3105 states and 3600 transitions. [2023-12-02 23:11:09,954 INFO L276 IsEmpty]: Start isEmpty. Operand 3105 states and 3600 transitions. [2023-12-02 23:11:09,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 23:11:09,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:09,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:10,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:12,533 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:11:19,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:19,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3616 states to 3112 states and 3616 transitions. [2023-12-02 23:11:19,754 INFO L276 IsEmpty]: Start isEmpty. Operand 3112 states and 3616 transitions. [2023-12-02 23:11:19,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-02 23:11:19,754 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:19,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:19,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:21,374 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:11:26,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:26,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3622 states to 3115 states and 3622 transitions. [2023-12-02 23:11:26,251 INFO L276 IsEmpty]: Start isEmpty. Operand 3115 states and 3622 transitions. [2023-12-02 23:11:26,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 23:11:26,251 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:26,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:26,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:26,319 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-12-02 23:11:27,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:27,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 3115 states and 3621 transitions. [2023-12-02 23:11:27,218 INFO L276 IsEmpty]: Start isEmpty. Operand 3115 states and 3621 transitions. [2023-12-02 23:11:27,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 23:11:27,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:27,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:27,334 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-12-02 23:11:28,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:28,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3621 states to 3116 states and 3621 transitions. [2023-12-02 23:11:28,518 INFO L276 IsEmpty]: Start isEmpty. Operand 3116 states and 3621 transitions. [2023-12-02 23:11:28,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 23:11:28,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:28,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:28,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:28,884 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:11:30,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:30,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3623 states to 3117 states and 3623 transitions. [2023-12-02 23:11:30,102 INFO L276 IsEmpty]: Start isEmpty. Operand 3117 states and 3623 transitions. [2023-12-02 23:11:30,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 23:11:30,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:30,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:30,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:33,045 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:11:40,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:40,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3646 states to 3123 states and 3646 transitions. [2023-12-02 23:11:40,777 INFO L276 IsEmpty]: Start isEmpty. Operand 3123 states and 3646 transitions. [2023-12-02 23:11:40,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 23:11:40,777 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:40,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:40,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:43,047 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:11:50,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:50,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 3126 states and 3654 transitions. [2023-12-02 23:11:50,176 INFO L276 IsEmpty]: Start isEmpty. Operand 3126 states and 3654 transitions. [2023-12-02 23:11:50,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:11:50,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:50,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:50,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:50,308 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2023-12-02 23:11:51,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:51,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3655 states to 3127 states and 3655 transitions. [2023-12-02 23:11:51,475 INFO L276 IsEmpty]: Start isEmpty. Operand 3127 states and 3655 transitions. [2023-12-02 23:11:51,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:11:51,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:51,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:51,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:51,573 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2023-12-02 23:11:52,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:11:52,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3654 states to 3127 states and 3654 transitions. [2023-12-02 23:11:52,725 INFO L276 IsEmpty]: Start isEmpty. Operand 3127 states and 3654 transitions. [2023-12-02 23:11:52,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 23:11:52,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:11:52,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:11:52,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:11:55,471 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:12:05,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:05,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3667 states to 3132 states and 3667 transitions. [2023-12-02 23:12:05,381 INFO L276 IsEmpty]: Start isEmpty. Operand 3132 states and 3667 transitions. [2023-12-02 23:12:05,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 23:12:05,382 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:05,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:05,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:05,792 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:12:07,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:07,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3672 states to 3133 states and 3672 transitions. [2023-12-02 23:12:07,173 INFO L276 IsEmpty]: Start isEmpty. Operand 3133 states and 3672 transitions. [2023-12-02 23:12:07,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 23:12:07,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:07,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:07,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:10,978 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:12:16,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:16,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3676 states to 3134 states and 3676 transitions. [2023-12-02 23:12:16,964 INFO L276 IsEmpty]: Start isEmpty. Operand 3134 states and 3676 transitions. [2023-12-02 23:12:16,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 23:12:16,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:16,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:18,520 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 1 proven. 6 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2023-12-02 23:12:21,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:21,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 3136 states and 3678 transitions. [2023-12-02 23:12:21,861 INFO L276 IsEmpty]: Start isEmpty. Operand 3136 states and 3678 transitions. [2023-12-02 23:12:21,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 23:12:21,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:21,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:21,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:23,429 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:12:26,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:26,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3137 states and 3680 transitions. [2023-12-02 23:12:26,805 INFO L276 IsEmpty]: Start isEmpty. Operand 3137 states and 3680 transitions. [2023-12-02 23:12:26,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 23:12:26,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:26,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:26,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:26,931 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2023-12-02 23:12:28,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:28,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3681 states to 3138 states and 3681 transitions. [2023-12-02 23:12:28,120 INFO L276 IsEmpty]: Start isEmpty. Operand 3138 states and 3681 transitions. [2023-12-02 23:12:28,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 23:12:28,120 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:28,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:28,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:28,204 INFO L134 CoverageAnalysis]: Checked inductivity of 115 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2023-12-02 23:12:29,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:29,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3680 states to 3138 states and 3680 transitions. [2023-12-02 23:12:29,422 INFO L276 IsEmpty]: Start isEmpty. Operand 3138 states and 3680 transitions. [2023-12-02 23:12:29,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 23:12:29,422 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:29,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:29,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:33,682 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:12:43,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:43,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3713 states to 3144 states and 3713 transitions. [2023-12-02 23:12:43,907 INFO L276 IsEmpty]: Start isEmpty. Operand 3144 states and 3713 transitions. [2023-12-02 23:12:43,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 23:12:43,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:43,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:43,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:44,324 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 2 proven. 12 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:12:46,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:46,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3717 states to 3145 states and 3717 transitions. [2023-12-02 23:12:46,018 INFO L276 IsEmpty]: Start isEmpty. Operand 3145 states and 3717 transitions. [2023-12-02 23:12:46,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 23:12:46,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:46,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:46,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:47,127 INFO L134 CoverageAnalysis]: Checked inductivity of 118 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2023-12-02 23:12:53,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:53,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3727 states to 3148 states and 3727 transitions. [2023-12-02 23:12:53,237 INFO L276 IsEmpty]: Start isEmpty. Operand 3148 states and 3727 transitions. [2023-12-02 23:12:53,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 23:12:53,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:53,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:53,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:53,325 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2023-12-02 23:12:54,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:54,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3726 states to 3148 states and 3726 transitions. [2023-12-02 23:12:54,537 INFO L276 IsEmpty]: Start isEmpty. Operand 3148 states and 3726 transitions. [2023-12-02 23:12:54,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 23:12:54,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:54,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:54,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:54,744 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2023-12-02 23:12:56,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:56,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3726 states to 3149 states and 3726 transitions. [2023-12-02 23:12:56,193 INFO L276 IsEmpty]: Start isEmpty. Operand 3149 states and 3726 transitions. [2023-12-02 23:12:56,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 23:12:56,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:56,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:56,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:00,379 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:13:12,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:12,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3741 states to 3154 states and 3741 transitions. [2023-12-02 23:13:12,634 INFO L276 IsEmpty]: Start isEmpty. Operand 3154 states and 3741 transitions. [2023-12-02 23:13:12,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 23:13:12,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:12,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:12,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:13,835 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2023-12-02 23:13:20,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:20,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3751 states to 3157 states and 3751 transitions. [2023-12-02 23:13:20,775 INFO L276 IsEmpty]: Start isEmpty. Operand 3157 states and 3751 transitions. [2023-12-02 23:13:20,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 23:13:20,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:20,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:20,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:21,911 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:13:23,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:23,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3756 states to 3158 states and 3756 transitions. [2023-12-02 23:13:23,209 INFO L276 IsEmpty]: Start isEmpty. Operand 3158 states and 3756 transitions. [2023-12-02 23:13:23,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 23:13:23,210 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:23,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:23,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:23,734 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 1 proven. 22 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:13:25,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:25,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3760 states to 3159 states and 3760 transitions. [2023-12-02 23:13:25,535 INFO L276 IsEmpty]: Start isEmpty. Operand 3159 states and 3760 transitions. [2023-12-02 23:13:25,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 23:13:25,535 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:25,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:25,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:25,682 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2023-12-02 23:13:27,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:27,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3761 states to 3160 states and 3761 transitions. [2023-12-02 23:13:27,130 INFO L276 IsEmpty]: Start isEmpty. Operand 3160 states and 3761 transitions. [2023-12-02 23:13:27,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 23:13:27,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:27,131 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:27,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:27,223 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2023-12-02 23:13:28,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:28,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3760 states to 3160 states and 3760 transitions. [2023-12-02 23:13:28,684 INFO L276 IsEmpty]: Start isEmpty. Operand 3160 states and 3760 transitions. [2023-12-02 23:13:28,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 23:13:28,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:28,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:28,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:29,776 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 5 proven. 16 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2023-12-02 23:13:34,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:34,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3769 states to 3163 states and 3769 transitions. [2023-12-02 23:13:34,926 INFO L276 IsEmpty]: Start isEmpty. Operand 3163 states and 3769 transitions. [2023-12-02 23:13:34,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 23:13:34,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:34,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:35,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:36,076 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 5 proven. 16 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2023-12-02 23:13:37,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:37,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3774 states to 3164 states and 3774 transitions. [2023-12-02 23:13:37,753 INFO L276 IsEmpty]: Start isEmpty. Operand 3164 states and 3774 transitions. [2023-12-02 23:13:37,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 23:13:37,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:37,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:37,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:43,077 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:13:54,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:54,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3791 states to 3167 states and 3791 transitions. [2023-12-02 23:13:54,773 INFO L276 IsEmpty]: Start isEmpty. Operand 3167 states and 3791 transitions. [2023-12-02 23:13:54,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 23:13:54,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:54,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:54,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:55,307 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 2 proven. 35 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:14:00,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:00,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3800 states to 3170 states and 3800 transitions. [2023-12-02 23:14:00,523 INFO L276 IsEmpty]: Start isEmpty. Operand 3170 states and 3800 transitions. [2023-12-02 23:14:00,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 23:14:00,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:00,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:00,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:02,294 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 2 proven. 20 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2023-12-02 23:14:05,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:05,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3802 states to 3172 states and 3802 transitions. [2023-12-02 23:14:05,357 INFO L276 IsEmpty]: Start isEmpty. Operand 3172 states and 3802 transitions. [2023-12-02 23:14:05,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 23:14:05,357 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:05,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:05,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:05,527 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 1 proven. 35 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:14:07,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:07,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3807 states to 3173 states and 3807 transitions. [2023-12-02 23:14:07,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3173 states and 3807 transitions. [2023-12-02 23:14:07,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 23:14:07,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:07,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:07,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:07,745 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-12-02 23:14:09,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:09,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3806 states to 3173 states and 3806 transitions. [2023-12-02 23:14:09,358 INFO L276 IsEmpty]: Start isEmpty. Operand 3173 states and 3806 transitions. [2023-12-02 23:14:09,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 23:14:09,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:09,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:09,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:09,519 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-12-02 23:14:11,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:11,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3806 states to 3174 states and 3806 transitions. [2023-12-02 23:14:11,244 INFO L276 IsEmpty]: Start isEmpty. Operand 3174 states and 3806 transitions. [2023-12-02 23:14:11,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 23:14:11,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:11,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:11,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:11,818 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 2 proven. 51 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:14:18,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:18,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3819 states to 3177 states and 3819 transitions. [2023-12-02 23:14:18,092 INFO L276 IsEmpty]: Start isEmpty. Operand 3177 states and 3819 transitions. [2023-12-02 23:14:18,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 23:14:18,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:18,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:18,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:18,319 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:14:22,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:22,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3831 states to 3180 states and 3831 transitions. [2023-12-02 23:14:22,173 INFO L276 IsEmpty]: Start isEmpty. Operand 3180 states and 3831 transitions. [2023-12-02 23:14:22,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 23:14:22,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:22,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:22,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:22,359 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 2 proven. 51 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:14:26,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:26,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3832 states to 3182 states and 3832 transitions. [2023-12-02 23:14:26,199 INFO L276 IsEmpty]: Start isEmpty. Operand 3182 states and 3832 transitions. [2023-12-02 23:14:26,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 23:14:26,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:26,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:26,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:31,578 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:14:49,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:49,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3895 states to 3191 states and 3895 transitions. [2023-12-02 23:14:49,850 INFO L276 IsEmpty]: Start isEmpty. Operand 3191 states and 3895 transitions. [2023-12-02 23:14:49,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 23:14:49,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:49,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:49,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:50,849 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 7 proven. 19 refuted. 0 times theorem prover too weak. 137 trivial. 0 not checked. [2023-12-02 23:14:56,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:56,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3898 states to 3193 states and 3898 transitions. [2023-12-02 23:14:56,883 INFO L276 IsEmpty]: Start isEmpty. Operand 3193 states and 3898 transitions. [2023-12-02 23:14:56,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 23:14:56,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:56,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:56,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:57,068 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 1 proven. 51 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:14:59,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:59,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3903 states to 3194 states and 3903 transitions. [2023-12-02 23:14:59,198 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 3903 transitions. [2023-12-02 23:14:59,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 23:14:59,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:59,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:59,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:59,306 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-12-02 23:15:00,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:00,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 3194 states and 3902 transitions. [2023-12-02 23:15:00,927 INFO L276 IsEmpty]: Start isEmpty. Operand 3194 states and 3902 transitions. [2023-12-02 23:15:00,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 23:15:00,928 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:00,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:00,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:01,082 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2023-12-02 23:15:02,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:02,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3902 states to 3195 states and 3902 transitions. [2023-12-02 23:15:02,929 INFO L276 IsEmpty]: Start isEmpty. Operand 3195 states and 3902 transitions. [2023-12-02 23:15:02,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 23:15:02,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:02,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:02,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:03,582 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 2 proven. 70 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:15:09,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:09,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3916 states to 3198 states and 3916 transitions. [2023-12-02 23:15:09,045 INFO L276 IsEmpty]: Start isEmpty. Operand 3198 states and 3916 transitions. [2023-12-02 23:15:09,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 23:15:09,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:09,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:09,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:10,047 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 28 proven. 28 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2023-12-02 23:15:16,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:16,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3954 states to 3201 states and 3954 transitions. [2023-12-02 23:15:16,416 INFO L276 IsEmpty]: Start isEmpty. Operand 3201 states and 3954 transitions. [2023-12-02 23:15:16,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 23:15:16,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:16,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:16,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:17,749 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 35 proven. 28 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2023-12-02 23:15:19,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:19,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3960 states to 3202 states and 3960 transitions. [2023-12-02 23:15:19,899 INFO L276 IsEmpty]: Start isEmpty. Operand 3202 states and 3960 transitions. [2023-12-02 23:15:19,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 23:15:19,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:19,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:19,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:28,383 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:15:43,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:15:43,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 3205 states and 3990 transitions. [2023-12-02 23:15:43,575 INFO L276 IsEmpty]: Start isEmpty. Operand 3205 states and 3990 transitions. [2023-12-02 23:15:43,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 23:15:43,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:15:43,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:15:43,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:15:50,350 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 84 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:16:09,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:09,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4024 states to 3211 states and 4024 transitions. [2023-12-02 23:16:09,153 INFO L276 IsEmpty]: Start isEmpty. Operand 3211 states and 4024 transitions. [2023-12-02 23:16:09,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 23:16:09,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:09,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:09,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:09,419 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 1 proven. 70 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:16:11,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:11,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4031 states to 3212 states and 4031 transitions. [2023-12-02 23:16:11,804 INFO L276 IsEmpty]: Start isEmpty. Operand 3212 states and 4031 transitions. [2023-12-02 23:16:11,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 23:16:11,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:11,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:11,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:13,197 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 28 proven. 28 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2023-12-02 23:16:17,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:17,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4034 states to 3214 states and 4034 transitions. [2023-12-02 23:16:17,269 INFO L276 IsEmpty]: Start isEmpty. Operand 3214 states and 4034 transitions. [2023-12-02 23:16:17,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 23:16:17,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:17,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:17,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:18,755 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 35 proven. 28 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2023-12-02 23:16:23,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:23,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4036 states to 3216 states and 4036 transitions. [2023-12-02 23:16:23,139 INFO L276 IsEmpty]: Start isEmpty. Operand 3216 states and 4036 transitions. [2023-12-02 23:16:23,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 23:16:23,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:23,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:23,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:23,327 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-02 23:16:25,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:25,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4037 states to 3217 states and 4037 transitions. [2023-12-02 23:16:25,300 INFO L276 IsEmpty]: Start isEmpty. Operand 3217 states and 4037 transitions. [2023-12-02 23:16:25,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 23:16:25,301 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:25,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:25,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:25,473 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-02 23:16:27,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:27,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4038 states to 3218 states and 4038 transitions. [2023-12-02 23:16:27,440 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 4038 transitions. [2023-12-02 23:16:27,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 23:16:27,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:27,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:27,615 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-02 23:16:29,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:29,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4037 states to 3218 states and 4037 transitions. [2023-12-02 23:16:29,509 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 4037 transitions. [2023-12-02 23:16:29,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 23:16:29,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:29,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:29,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:29,611 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-12-02 23:16:31,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:31,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4036 states to 3218 states and 4036 transitions. [2023-12-02 23:16:31,586 INFO L276 IsEmpty]: Start isEmpty. Operand 3218 states and 4036 transitions. [2023-12-02 23:16:31,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 23:16:31,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:31,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:31,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:39,789 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:17:03,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:03,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4114 states to 3224 states and 4114 transitions. [2023-12-02 23:17:03,736 INFO L276 IsEmpty]: Start isEmpty. Operand 3224 states and 4114 transitions. [2023-12-02 23:17:03,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 23:17:03,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:03,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:03,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:05,262 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 42 proven. 33 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2023-12-02 23:17:09,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:09,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4121 states to 3225 states and 4121 transitions. [2023-12-02 23:17:09,975 INFO L276 IsEmpty]: Start isEmpty. Operand 3225 states and 4121 transitions. [2023-12-02 23:17:09,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 23:17:09,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:09,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:10,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:11,141 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 42 proven. 33 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2023-12-02 23:17:15,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:15,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4123 states to 3227 states and 4123 transitions. [2023-12-02 23:17:15,627 INFO L276 IsEmpty]: Start isEmpty. Operand 3227 states and 4123 transitions. [2023-12-02 23:17:15,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 23:17:15,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:15,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:15,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:17,940 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:17:20,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:20,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4131 states to 3228 states and 4131 transitions. [2023-12-02 23:17:20,258 INFO L276 IsEmpty]: Start isEmpty. Operand 3228 states and 4131 transitions. [2023-12-02 23:17:20,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 23:17:20,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:20,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:20,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:27,144 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:17:38,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:38,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4133 states to 3230 states and 4133 transitions. [2023-12-02 23:17:38,861 INFO L276 IsEmpty]: Start isEmpty. Operand 3230 states and 4133 transitions. [2023-12-02 23:17:38,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 23:17:38,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:38,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:38,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:41,948 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:17:45,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:45,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4147 states to 3231 states and 4147 transitions. [2023-12-02 23:17:45,995 INFO L276 IsEmpty]: Start isEmpty. Operand 3231 states and 4147 transitions. [2023-12-02 23:17:45,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 23:17:45,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:45,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:46,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:46,783 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 2 proven. 92 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:17:49,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:49,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4158 states to 3232 states and 4158 transitions. [2023-12-02 23:17:49,828 INFO L276 IsEmpty]: Start isEmpty. Operand 3232 states and 4158 transitions. [2023-12-02 23:17:49,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 23:17:49,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:49,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:49,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:49,973 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2023-12-02 23:17:52,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:52,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4157 states to 3232 states and 4157 transitions. [2023-12-02 23:17:52,089 INFO L276 IsEmpty]: Start isEmpty. Operand 3232 states and 4157 transitions. [2023-12-02 23:17:52,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 23:17:52,090 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:52,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:52,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:52,267 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2023-12-02 23:17:54,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:17:54,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4157 states to 3233 states and 4157 transitions. [2023-12-02 23:17:54,507 INFO L276 IsEmpty]: Start isEmpty. Operand 3233 states and 4157 transitions. [2023-12-02 23:17:54,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:17:54,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:17:54,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:17:54,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:17:55,437 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 1 proven. 117 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:18:02,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:02,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4176 states to 3236 states and 4176 transitions. [2023-12-02 23:18:02,086 INFO L276 IsEmpty]: Start isEmpty. Operand 3236 states and 4176 transitions. [2023-12-02 23:18:02,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:18:02,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:02,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:15,047 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:18:43,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:43,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4270 states to 3242 states and 4270 transitions. [2023-12-02 23:18:43,775 INFO L276 IsEmpty]: Start isEmpty. Operand 3242 states and 4270 transitions. [2023-12-02 23:18:43,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:18:43,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:43,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:45,058 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 56 proven. 38 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2023-12-02 23:18:47,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:47,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4266 states to 3242 states and 4266 transitions. [2023-12-02 23:18:47,736 INFO L276 IsEmpty]: Start isEmpty. Operand 3242 states and 4266 transitions. [2023-12-02 23:18:47,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:18:47,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:47,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:47,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:49,020 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 56 proven. 38 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2023-12-02 23:18:53,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:18:53,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4268 states to 3244 states and 4268 transitions. [2023-12-02 23:18:53,978 INFO L276 IsEmpty]: Start isEmpty. Operand 3244 states and 4268 transitions. [2023-12-02 23:18:53,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:18:53,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:18:53,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:18:54,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:18:57,176 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:19:00,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:00,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4277 states to 3245 states and 4277 transitions. [2023-12-02 23:19:00,751 INFO L276 IsEmpty]: Start isEmpty. Operand 3245 states and 4277 transitions. [2023-12-02 23:19:00,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:19:00,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:00,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:00,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:04,159 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:19:07,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:07,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4284 states to 3246 states and 4284 transitions. [2023-12-02 23:19:07,813 INFO L276 IsEmpty]: Start isEmpty. Operand 3246 states and 4284 transitions. [2023-12-02 23:19:07,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:19:07,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:07,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:07,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:14,271 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:19:32,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:32,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4306 states to 3250 states and 4306 transitions. [2023-12-02 23:19:32,798 INFO L276 IsEmpty]: Start isEmpty. Operand 3250 states and 4306 transitions. [2023-12-02 23:19:32,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 23:19:32,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:32,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:32,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:32,978 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2023-12-02 23:19:35,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:35,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4307 states to 3251 states and 4307 transitions. [2023-12-02 23:19:35,330 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 4307 transitions. [2023-12-02 23:19:35,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 23:19:35,330 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:35,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:35,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:35,450 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2023-12-02 23:19:37,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:19:37,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4306 states to 3251 states and 4306 transitions. [2023-12-02 23:19:37,813 INFO L276 IsEmpty]: Start isEmpty. Operand 3251 states and 4306 transitions. [2023-12-02 23:19:37,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 23:19:37,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:19:37,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:19:37,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:19:41,552 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2023-12-02 23:21:07,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:21:07,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4501 states to 3290 states and 4501 transitions. [2023-12-02 23:21:07,182 INFO L276 IsEmpty]: Start isEmpty. Operand 3290 states and 4501 transitions. [2023-12-02 23:21:07,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 23:21:07,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:21:07,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:21:07,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:21:10,669 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked. [2023-12-02 23:22:31,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:22:31,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4670 states to 3327 states and 4670 transitions. [2023-12-02 23:22:31,684 INFO L276 IsEmpty]: Start isEmpty. Operand 3327 states and 4670 transitions. [2023-12-02 23:22:31,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 23:22:31,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:22:31,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:22:31,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:32,972 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2023-12-02 23:22:37,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:22:37,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4670 states to 3328 states and 4670 transitions. [2023-12-02 23:22:37,197 INFO L276 IsEmpty]: Start isEmpty. Operand 3328 states and 4670 transitions. [2023-12-02 23:22:37,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 23:22:37,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:22:37,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:22:37,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:42,109 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 137 proven. 28 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:22:49,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:22:49,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4679 states to 3330 states and 4679 transitions. [2023-12-02 23:22:49,315 INFO L276 IsEmpty]: Start isEmpty. Operand 3330 states and 4679 transitions. [2023-12-02 23:22:49,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 23:22:49,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:22:49,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:22:49,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:53,269 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 137 proven. 28 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2023-12-02 23:22:56,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:22:56,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4689 states to 3331 states and 4689 transitions. [2023-12-02 23:22:56,496 INFO L276 IsEmpty]: Start isEmpty. Operand 3331 states and 4689 transitions. [2023-12-02 23:22:56,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 23:22:56,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:22:56,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:22:56,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:22:56,958 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 245 trivial. 0 not checked. [2023-12-02 23:23:00,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:23:00,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4702 states to 3332 states and 4702 transitions. [2023-12-02 23:23:00,248 INFO L276 IsEmpty]: Start isEmpty. Operand 3332 states and 4702 transitions. [2023-12-02 23:23:00,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-02 23:23:00,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:23:00,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:23:00,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:23:00,778 INFO L134 CoverageAnalysis]: Checked inductivity of 246 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 246 trivial. 0 not checked.