./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.12.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaaca3a-78bc-42be-be33-33e98143dfc7/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaaca3a-78bc-42be-be33-33e98143dfc7/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaaca3a-78bc-42be-be33-33e98143dfc7/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaaca3a-78bc-42be-be33-33e98143dfc7/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.12.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaaca3a-78bc-42be-be33-33e98143dfc7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaaca3a-78bc-42be-be33-33e98143dfc7/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cb07c62e0c8f9c002ab72b797de071664dce20871b109c1b4c0b79acbb73493c --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:06:50,135 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:06:50,210 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaaca3a-78bc-42be-be33-33e98143dfc7/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:06:50,215 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:06:50,216 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:06:50,241 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:06:50,242 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:06:50,243 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:06:50,244 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:06:50,244 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:06:50,245 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:06:50,246 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:06:50,246 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:06:50,247 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:06:50,247 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:06:50,248 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:06:50,248 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:06:50,249 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:06:50,249 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:06:50,250 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:06:50,250 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:06:50,251 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:06:50,251 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:06:50,252 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:06:50,252 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:06:50,253 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:06:50,253 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:50,253 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:06:50,254 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:06:50,254 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:06:50,255 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:06:50,255 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:06:50,255 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:06:50,256 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_ebaaca3a-78bc-42be-be33-33e98143dfc7/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaaca3a-78bc-42be-be33-33e98143dfc7/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb07c62e0c8f9c002ab72b797de071664dce20871b109c1b4c0b79acbb73493c [2023-11-24 23:06:50,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:06:50,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:06:50,536 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:06:50,537 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:06:50,538 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:06:50,539 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaaca3a-78bc-42be-be33-33e98143dfc7/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.12.cil-2.c [2023-11-24 23:06:53,782 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:06:54,058 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:06:54,059 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaaca3a-78bc-42be-be33-33e98143dfc7/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.12.cil-2.c [2023-11-24 23:06:54,079 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaaca3a-78bc-42be-be33-33e98143dfc7/bin/ukojak-verify-afCqCEvfdi/data/0dc92cdf6/f65b076c38f240b691af31862c84645c/FLAG214b28aeb [2023-11-24 23:06:54,110 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaaca3a-78bc-42be-be33-33e98143dfc7/bin/ukojak-verify-afCqCEvfdi/data/0dc92cdf6/f65b076c38f240b691af31862c84645c [2023-11-24 23:06:54,116 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:06:54,118 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:06:54,119 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:54,120 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:06:54,125 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:06:54,127 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:54" (1/1) ... [2023-11-24 23:06:54,129 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@273db84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:54, skipping insertion in model container [2023-11-24 23:06:54,130 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:54" (1/1) ... [2023-11-24 23:06:54,211 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:06:54,407 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaaca3a-78bc-42be-be33-33e98143dfc7/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.12.cil-2.c[913,926] [2023-11-24 23:06:54,460 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaaca3a-78bc-42be-be33-33e98143dfc7/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.12.cil-2.c[5977,5990] [2023-11-24 23:06:54,576 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:54,590 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:06:54,610 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaaca3a-78bc-42be-be33-33e98143dfc7/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.12.cil-2.c[913,926] [2023-11-24 23:06:54,625 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaaca3a-78bc-42be-be33-33e98143dfc7/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.12.cil-2.c[5977,5990] [2023-11-24 23:06:54,704 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:54,733 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:06:54,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:54 WrapperNode [2023-11-24 23:06:54,734 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:54,735 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:54,735 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:06:54,735 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:06:54,743 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:54" (1/1) ... [2023-11-24 23:06:54,768 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:54" (1/1) ... [2023-11-24 23:06:54,834 INFO L138 Inliner]: procedures = 72, calls = 84, calls flagged for inlining = 47, calls inlined = 47, statements flattened = 1085 [2023-11-24 23:06:54,834 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:54,838 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:06:54,838 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:06:54,839 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:06:54,852 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:54" (1/1) ... [2023-11-24 23:06:54,853 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:54" (1/1) ... [2023-11-24 23:06:54,862 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:54" (1/1) ... [2023-11-24 23:06:54,862 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:54" (1/1) ... [2023-11-24 23:06:54,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:54" (1/1) ... [2023-11-24 23:06:54,901 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:54" (1/1) ... [2023-11-24 23:06:54,905 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:54" (1/1) ... [2023-11-24 23:06:54,910 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:54" (1/1) ... [2023-11-24 23:06:54,918 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:06:54,919 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:06:54,919 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:06:54,919 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:06:54,920 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:54" (1/1) ... [2023-11-24 23:06:54,926 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:54,941 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaaca3a-78bc-42be-be33-33e98143dfc7/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:06:54,960 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaaca3a-78bc-42be-be33-33e98143dfc7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:06:54,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ebaaca3a-78bc-42be-be33-33e98143dfc7/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:06:55,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:06:55,010 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-24 23:06:55,010 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-24 23:06:55,010 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2023-11-24 23:06:55,010 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2023-11-24 23:06:55,011 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-24 23:06:55,011 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-24 23:06:55,011 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-24 23:06:55,011 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-24 23:06:55,012 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-24 23:06:55,012 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-24 23:06:55,012 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-24 23:06:55,012 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-24 23:06:55,012 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-24 23:06:55,013 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-24 23:06:55,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:06:55,013 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-24 23:06:55,013 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-24 23:06:55,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:06:55,014 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:06:55,014 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-24 23:06:55,014 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-24 23:06:55,155 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:06:55,157 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:06:56,309 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:06:56,984 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:06:56,985 INFO L309 CfgBuilder]: Removed 19 assume(true) statements. [2023-11-24 23:06:56,987 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:56 BoogieIcfgContainer [2023-11-24 23:06:56,987 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:06:56,988 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:06:56,988 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:06:56,999 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:06:56,999 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:56" (1/1) ... [2023-11-24 23:06:57,009 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:06:57,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:57,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 252 states and 382 transitions. [2023-11-24 23:06:57,081 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 382 transitions. [2023-11-24 23:06:57,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-24 23:06:57,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:57,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:57,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:57,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:57,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:57,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 257 states and 388 transitions. [2023-11-24 23:06:57,605 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 388 transitions. [2023-11-24 23:06:57,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-24 23:06:57,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:57,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:57,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:57,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:57,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:57,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 267 states and 408 transitions. [2023-11-24 23:06:57,865 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 408 transitions. [2023-11-24 23:06:57,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-24 23:06:57,875 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:57,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:57,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:58,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:58,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:58,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 279 states and 431 transitions. [2023-11-24 23:06:58,303 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 431 transitions. [2023-11-24 23:06:58,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:06:58,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:58,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:58,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:58,381 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:58,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:58,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 279 states and 430 transitions. [2023-11-24 23:06:58,404 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 430 transitions. [2023-11-24 23:06:58,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-24 23:06:58,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:58,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:58,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:58,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:59,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:59,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 282 states and 436 transitions. [2023-11-24 23:06:59,155 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 436 transitions. [2023-11-24 23:06:59,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-24 23:06:59,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:59,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:59,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:59,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:06:59,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:59,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 290 states and 451 transitions. [2023-11-24 23:06:59,935 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 451 transitions. [2023-11-24 23:06:59,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:06:59,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:59,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:59,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:00,037 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:00,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:00,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 298 states and 466 transitions. [2023-11-24 23:07:00,909 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 466 transitions. [2023-11-24 23:07:00,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:07:00,911 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:00,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:00,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:01,005 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:07:01,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:01,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 300 states and 470 transitions. [2023-11-24 23:07:01,308 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 470 transitions. [2023-11-24 23:07:01,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-24 23:07:01,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:01,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:01,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:01,430 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:07:01,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:01,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 304 states and 475 transitions. [2023-11-24 23:07:01,528 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 475 transitions. [2023-11-24 23:07:01,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-24 23:07:01,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:01,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:01,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:01,651 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:02,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:02,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 311 states and 491 transitions. [2023-11-24 23:07:02,189 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 491 transitions. [2023-11-24 23:07:02,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:07:02,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:02,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:02,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:02,268 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:02,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:02,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 318 states and 508 transitions. [2023-11-24 23:07:02,626 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 508 transitions. [2023-11-24 23:07:02,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-24 23:07:02,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:02,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:02,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:02,673 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:07:02,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:02,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 320 states and 511 transitions. [2023-11-24 23:07:02,782 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 511 transitions. [2023-11-24 23:07:02,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:07:02,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:02,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:02,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:03,200 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:03,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:03,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 329 states and 526 transitions. [2023-11-24 23:07:03,622 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 526 transitions. [2023-11-24 23:07:03,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:07:03,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:03,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:03,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:03,757 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-24 23:07:03,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:03,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 330 states and 526 transitions. [2023-11-24 23:07:03,783 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 526 transitions. [2023-11-24 23:07:03,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-24 23:07:03,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:03,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:03,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:03,821 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-24 23:07:04,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:04,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 339 states and 541 transitions. [2023-11-24 23:07:04,443 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 541 transitions. [2023-11-24 23:07:04,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:07:04,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:04,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:04,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:04,499 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-24 23:07:04,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:04,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 339 states and 540 transitions. [2023-11-24 23:07:04,527 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 540 transitions. [2023-11-24 23:07:04,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:07:04,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:04,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:04,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:04,744 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:07:05,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:05,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 352 states and 574 transitions. [2023-11-24 23:07:05,971 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 574 transitions. [2023-11-24 23:07:05,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:07:05,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:05,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:05,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:06,082 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:07:06,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:06,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 358 states and 585 transitions. [2023-11-24 23:07:06,761 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 585 transitions. [2023-11-24 23:07:06,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-24 23:07:06,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:06,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:06,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:06,928 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:07:07,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:07,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 364 states and 597 transitions. [2023-11-24 23:07:07,393 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 597 transitions. [2023-11-24 23:07:07,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:07:07,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:07,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:07,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:07,770 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-24 23:07:11,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:11,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 390 states and 656 transitions. [2023-11-24 23:07:11,841 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 656 transitions. [2023-11-24 23:07:11,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:07:11,846 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:11,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:11,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:11,890 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:07:12,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:12,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 394 states and 663 transitions. [2023-11-24 23:07:12,425 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 663 transitions. [2023-11-24 23:07:12,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:07:12,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:12,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:12,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:12,464 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:07:13,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:13,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 400 states and 674 transitions. [2023-11-24 23:07:13,023 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 674 transitions. [2023-11-24 23:07:13,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-24 23:07:13,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:13,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:13,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:13,061 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:07:13,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:13,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 406 states and 687 transitions. [2023-11-24 23:07:13,756 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 687 transitions. [2023-11-24 23:07:13,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:07:13,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:13,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:13,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:13,814 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-24 23:07:14,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:14,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 407 states and 691 transitions. [2023-11-24 23:07:14,221 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 691 transitions. [2023-11-24 23:07:14,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:07:14,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:14,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:14,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:14,277 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-24 23:07:14,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:14,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 408 states and 694 transitions. [2023-11-24 23:07:14,550 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 694 transitions. [2023-11-24 23:07:14,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-24 23:07:14,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:14,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:14,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:14,604 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-24 23:07:14,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:14,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 409 states and 699 transitions. [2023-11-24 23:07:14,913 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 699 transitions. [2023-11-24 23:07:14,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:07:14,914 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:14,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:14,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:15,259 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:07:18,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:18,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 424 states and 736 transitions. [2023-11-24 23:07:18,068 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 736 transitions. [2023-11-24 23:07:18,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:07:18,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:18,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:18,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:18,176 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:07:18,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:18,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 425 states and 738 transitions. [2023-11-24 23:07:18,530 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 738 transitions. [2023-11-24 23:07:18,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-24 23:07:18,532 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:18,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:18,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:19,080 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:07:20,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:20,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 427 states and 745 transitions. [2023-11-24 23:07:20,309 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 745 transitions. [2023-11-24 23:07:20,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:07:20,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:20,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:20,999 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:07:22,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:22,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 427 states and 744 transitions. [2023-11-24 23:07:22,216 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 744 transitions. [2023-11-24 23:07:22,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:07:22,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:22,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:22,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:22,393 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-24 23:07:23,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:23,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 427 states and 743 transitions. [2023-11-24 23:07:23,316 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 743 transitions. [2023-11-24 23:07:23,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:07:23,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:23,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:23,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:23,431 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-24 23:07:23,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:23,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 425 states and 739 transitions. [2023-11-24 23:07:23,638 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 739 transitions. [2023-11-24 23:07:23,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 23:07:23,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:23,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:23,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:23,675 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-24 23:07:24,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:24,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 430 states and 747 transitions. [2023-11-24 23:07:24,037 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 747 transitions. [2023-11-24 23:07:24,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:07:24,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:24,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:24,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:24,105 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:07:24,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:24,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 435 states and 761 transitions. [2023-11-24 23:07:24,551 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 761 transitions. [2023-11-24 23:07:24,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:07:24,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:24,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:24,631 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:07:25,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:25,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 437 states and 764 transitions. [2023-11-24 23:07:25,284 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 764 transitions. [2023-11-24 23:07:25,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:07:25,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:25,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:25,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:25,400 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:07:25,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:25,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 435 states and 753 transitions. [2023-11-24 23:07:25,448 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 753 transitions. [2023-11-24 23:07:25,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:07:25,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:25,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:25,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:25,568 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:07:25,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:25,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 436 states and 754 transitions. [2023-11-24 23:07:25,610 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 754 transitions. [2023-11-24 23:07:25,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:07:25,612 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:25,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:25,718 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:07:25,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:25,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 437 states and 757 transitions. [2023-11-24 23:07:25,796 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 757 transitions. [2023-11-24 23:07:25,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:07:25,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:25,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:25,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:25,931 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:07:26,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:26,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 442 states and 771 transitions. [2023-11-24 23:07:26,415 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 771 transitions. [2023-11-24 23:07:26,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:07:26,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:26,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:26,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:26,548 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:07:27,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:27,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 444 states and 774 transitions. [2023-11-24 23:07:27,411 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 774 transitions. [2023-11-24 23:07:27,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:07:27,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:27,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:27,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:27,606 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-24 23:07:28,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:28,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 446 states and 777 transitions. [2023-11-24 23:07:28,950 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 777 transitions. [2023-11-24 23:07:28,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:07:28,952 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:28,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:28,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:28,990 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:07:29,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:29,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 447 states and 780 transitions. [2023-11-24 23:07:29,211 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 780 transitions. [2023-11-24 23:07:29,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:07:29,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:29,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:29,247 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:07:29,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:29,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 448 states and 781 transitions. [2023-11-24 23:07:29,283 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 781 transitions. [2023-11-24 23:07:29,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-24 23:07:29,285 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:29,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:29,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:29,320 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-24 23:07:29,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:29,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 785 states to 449 states and 784 transitions. [2023-11-24 23:07:29,360 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 784 transitions. [2023-11-24 23:07:29,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-24 23:07:29,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:29,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:29,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:29,475 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-24 23:07:29,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:29,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 451 states and 788 transitions. [2023-11-24 23:07:29,617 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 788 transitions. [2023-11-24 23:07:29,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:07:29,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:29,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:29,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:29,649 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:07:30,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:30,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 452 states and 789 transitions. [2023-11-24 23:07:30,277 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 789 transitions. [2023-11-24 23:07:30,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-24 23:07:30,279 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:30,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:30,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:30,656 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:07:31,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:31,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 452 states and 788 transitions. [2023-11-24 23:07:31,109 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 788 transitions. [2023-11-24 23:07:31,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:07:31,111 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:31,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:31,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:31,142 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-24 23:07:34,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:34,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 466 states and 811 transitions. [2023-11-24 23:07:34,721 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 811 transitions. [2023-11-24 23:07:34,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:07:34,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:34,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:34,759 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-24 23:07:36,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:07:36,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 479 states and 844 transitions. [2023-11-24 23:07:36,779 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 844 transitions. [2023-11-24 23:07:36,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-24 23:07:36,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:07:36,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:07:36,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:07:37,148 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked.