./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.01.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.01.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/bin/ukojak-verify-G8NBE6pJGL --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 1bc25ea26c5b0a3f713e59ee991d97185223a272bca137eca8d49c3babbebcf9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:36:56,675 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:36:56,792 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:36:56,801 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:36:56,802 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:36:56,839 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:36:56,840 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:36:56,841 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:36:56,842 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:36:56,847 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:36:56,848 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:36:56,848 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:36:56,849 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:36:56,851 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:36:56,851 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:36:56,851 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:36:56,852 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:36:56,852 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:36:56,853 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:36:56,853 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:36:56,853 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:36:56,854 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:36:56,854 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:36:56,855 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:36:56,855 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:36:56,856 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:36:56,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:36:56,857 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:36:56,857 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:36:56,858 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:36:56,858 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:36:56,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:36:56,859 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:36:56,859 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_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1bc25ea26c5b0a3f713e59ee991d97185223a272bca137eca8d49c3babbebcf9 [2023-11-19 03:36:57,121 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:36:57,151 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:36:57,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:36:57,155 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:36:57,156 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:36:57,157 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.01.cil-1.c [2023-11-19 03:37:00,279 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:37:00,528 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:37:00,529 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.01.cil-1.c [2023-11-19 03:37:00,542 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/bin/ukojak-verify-G8NBE6pJGL/data/8944a2336/73bc2e05634a4b658504bbf65789d392/FLAGe1c3d239e [2023-11-19 03:37:00,557 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/bin/ukojak-verify-G8NBE6pJGL/data/8944a2336/73bc2e05634a4b658504bbf65789d392 [2023-11-19 03:37:00,559 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:37:00,560 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:37:00,561 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:37:00,562 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:37:00,571 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:37:00,572 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:37:00" (1/1) ... [2023-11-19 03:37:00,573 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25e5a32c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:00, skipping insertion in model container [2023-11-19 03:37:00,573 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:37:00" (1/1) ... [2023-11-19 03:37:00,622 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:37:00,777 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_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.01.cil-1.c[913,926] [2023-11-19 03:37:00,823 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_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.01.cil-1.c[5977,5990] [2023-11-19 03:37:00,867 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:37:00,884 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:37:00,903 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_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.01.cil-1.c[913,926] [2023-11-19 03:37:00,942 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_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.01.cil-1.c[5977,5990] [2023-11-19 03:37:00,971 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:37:00,988 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:37:00,988 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:00 WrapperNode [2023-11-19 03:37:00,989 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:37:00,990 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:37:00,990 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:37:00,990 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:37:00,997 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:00" (1/1) ... [2023-11-19 03:37:01,007 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:00" (1/1) ... [2023-11-19 03:37:01,045 INFO L138 Inliner]: procedures = 50, calls = 51, calls flagged for inlining = 25, calls inlined = 25, statements flattened = 425 [2023-11-19 03:37:01,045 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:37:01,046 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:37:01,046 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:37:01,046 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:37:01,056 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:00" (1/1) ... [2023-11-19 03:37:01,056 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:00" (1/1) ... [2023-11-19 03:37:01,060 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:00" (1/1) ... [2023-11-19 03:37:01,060 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:00" (1/1) ... [2023-11-19 03:37:01,070 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:00" (1/1) ... [2023-11-19 03:37:01,079 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:00" (1/1) ... [2023-11-19 03:37:01,082 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:00" (1/1) ... [2023-11-19 03:37:01,084 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:00" (1/1) ... [2023-11-19 03:37:01,088 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:37:01,089 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:37:01,089 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:37:01,089 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:37:01,090 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:00" (1/1) ... [2023-11-19 03:37:01,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:37:01,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:37:01,134 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:37:01,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae0a0cc-14ab-4da5-bce4-54c521b0e87a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:37:01,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:37:01,170 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2023-11-19 03:37:01,170 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2023-11-19 03:37:01,170 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2023-11-19 03:37:01,170 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2023-11-19 03:37:01,170 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2023-11-19 03:37:01,171 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2023-11-19 03:37:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2023-11-19 03:37:01,171 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2023-11-19 03:37:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2023-11-19 03:37:01,171 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2023-11-19 03:37:01,171 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2023-11-19 03:37:01,172 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2023-11-19 03:37:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2023-11-19 03:37:01,172 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2023-11-19 03:37:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:37:01,172 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2023-11-19 03:37:01,172 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2023-11-19 03:37:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:37:01,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:37:01,173 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2023-11-19 03:37:01,173 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2023-11-19 03:37:01,264 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:37:01,266 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:37:01,751 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:37:01,953 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:37:01,953 INFO L302 CfgBuilder]: Removed 8 assume(true) statements. [2023-11-19 03:37:01,959 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:37:01 BoogieIcfgContainer [2023-11-19 03:37:01,960 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:37:01,961 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:37:01,961 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:37:01,971 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:37:01,972 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:37:01" (1/1) ... [2023-11-19 03:37:01,981 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:37:02,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:02,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 120 states and 173 transitions. [2023-11-19 03:37:02,057 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 173 transitions. [2023-11-19 03:37:02,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:37:02,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:02,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:02,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:02,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:02,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:02,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 125 states and 179 transitions. [2023-11-19 03:37:02,593 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 179 transitions. [2023-11-19 03:37:02,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:37:02,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:02,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:02,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:02,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:02,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:02,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 135 states and 199 transitions. [2023-11-19 03:37:02,747 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 199 transitions. [2023-11-19 03:37:02,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:37:02,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:02,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:02,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:02,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:02,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:02,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 147 states and 222 transitions. [2023-11-19 03:37:02,979 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 222 transitions. [2023-11-19 03:37:02,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:37:02,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:02,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:03,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:03,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:03,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:03,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 153 states and 232 transitions. [2023-11-19 03:37:03,221 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 232 transitions. [2023-11-19 03:37:03,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:37:03,223 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:03,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:03,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:03,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:03,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:03,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 153 states and 231 transitions. [2023-11-19 03:37:03,272 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 231 transitions. [2023-11-19 03:37:03,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:37:03,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:03,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:03,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:03,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:03,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:03,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 161 states and 245 transitions. [2023-11-19 03:37:03,526 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 245 transitions. [2023-11-19 03:37:03,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:37:03,528 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:03,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:03,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:03,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:04,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:04,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 164 states and 251 transitions. [2023-11-19 03:37:04,248 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 251 transitions. [2023-11-19 03:37:04,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:37:04,249 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:04,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:04,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:04,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:37:05,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:05,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 172 states and 266 transitions. [2023-11-19 03:37:05,088 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 266 transitions. [2023-11-19 03:37:05,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:37:05,089 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:05,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:05,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:05,173 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:37:06,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:06,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 180 states and 281 transitions. [2023-11-19 03:37:06,108 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 281 transitions. [2023-11-19 03:37:06,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:37:06,110 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:06,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:06,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:06,157 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:37:06,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:06,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 182 states and 285 transitions. [2023-11-19 03:37:06,495 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 285 transitions. [2023-11-19 03:37:06,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:37:06,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:06,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:06,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:06,842 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:37:08,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:08,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 195 states and 314 transitions. [2023-11-19 03:37:08,413 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 314 transitions. [2023-11-19 03:37:08,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:37:08,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:08,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:08,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:08,481 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:37:08,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:08,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 194 states and 311 transitions. [2023-11-19 03:37:08,905 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 311 transitions. [2023-11-19 03:37:08,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:37:08,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:08,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:08,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:08,943 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:37:09,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:09,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 195 states and 313 transitions. [2023-11-19 03:37:09,048 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 313 transitions. [2023-11-19 03:37:09,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:37:09,049 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:09,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:09,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:09,093 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:37:09,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:09,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 192 states and 305 transitions. [2023-11-19 03:37:09,211 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 305 transitions. [2023-11-19 03:37:09,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:37:09,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:09,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:09,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:09,251 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:37:09,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:09,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 196 states and 310 transitions. [2023-11-19 03:37:09,370 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 310 transitions. [2023-11-19 03:37:09,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:37:09,371 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:09,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:09,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:09,744 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:37:12,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:12,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 209 states and 340 transitions. [2023-11-19 03:37:12,557 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 340 transitions. [2023-11-19 03:37:12,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:37:12,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:12,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:12,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:12,619 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:37:13,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:13,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 211 states and 346 transitions. [2023-11-19 03:37:13,271 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 346 transitions. [2023-11-19 03:37:13,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:37:13,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:13,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:13,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:13,335 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:37:13,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:13,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 212 states and 348 transitions. [2023-11-19 03:37:13,485 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 348 transitions. [2023-11-19 03:37:13,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:37:13,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:13,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:13,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:13,610 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:37:14,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:14,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 219 states and 364 transitions. [2023-11-19 03:37:14,531 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 364 transitions. [2023-11-19 03:37:14,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:37:14,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:14,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:14,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:14,584 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:37:14,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:14,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 216 states and 355 transitions. [2023-11-19 03:37:14,752 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 355 transitions. [2023-11-19 03:37:14,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:37:14,753 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:14,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:14,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:14,785 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:37:15,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:15,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 223 states and 372 transitions. [2023-11-19 03:37:15,419 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 372 transitions. [2023-11-19 03:37:15,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:37:15,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:15,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:15,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:15,483 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:37:15,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:15,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 227 states and 378 transitions. [2023-11-19 03:37:15,640 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 378 transitions. [2023-11-19 03:37:15,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:37:15,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:15,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:15,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:15,671 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:37:15,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:15,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 229 states and 381 transitions. [2023-11-19 03:37:15,850 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 381 transitions. [2023-11-19 03:37:15,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:37:15,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:15,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:15,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:15,871 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:37:15,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:15,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 229 states and 380 transitions. [2023-11-19 03:37:15,889 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 380 transitions. [2023-11-19 03:37:15,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:37:15,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:15,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:15,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:16,482 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:37:17,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:17,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 238 states and 395 transitions. [2023-11-19 03:37:17,126 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 395 transitions. [2023-11-19 03:37:17,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:37:17,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:17,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:17,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:17,159 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:37:17,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:17,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 240 states and 399 transitions. [2023-11-19 03:37:17,179 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 399 transitions. [2023-11-19 03:37:17,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:37:17,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:17,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:17,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:17,287 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:37:17,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:17,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 241 states and 399 transitions. [2023-11-19 03:37:17,308 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 399 transitions. [2023-11-19 03:37:17,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:37:17,310 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:17,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:17,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:17,346 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 03:37:18,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:18,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 250 states and 414 transitions. [2023-11-19 03:37:18,583 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 414 transitions. [2023-11-19 03:37:18,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:37:18,584 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:18,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:18,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:18,630 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:37:18,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:18,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 250 states and 413 transitions. [2023-11-19 03:37:18,651 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 413 transitions. [2023-11-19 03:37:18,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:37:18,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:18,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:18,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:18,786 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:37:19,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:19,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 261 states and 431 transitions. [2023-11-19 03:37:19,901 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 431 transitions. [2023-11-19 03:37:19,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:37:19,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:19,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:20,160 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:37:22,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:22,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 274 states and 465 transitions. [2023-11-19 03:37:22,407 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 465 transitions. [2023-11-19 03:37:22,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:37:22,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:22,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:22,494 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:37:23,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:23,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 280 states and 477 transitions. [2023-11-19 03:37:23,634 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 477 transitions. [2023-11-19 03:37:23,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:37:23,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:23,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:23,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:23,725 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:37:24,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:24,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 286 states and 488 transitions. [2023-11-19 03:37:24,541 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 488 transitions. [2023-11-19 03:37:24,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:37:24,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:24,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:24,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:25,031 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 03:37:31,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:31,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 312 states and 547 transitions. [2023-11-19 03:37:31,409 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 547 transitions. [2023-11-19 03:37:31,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:37:31,411 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:31,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:31,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:31,447 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:37:32,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:32,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 316 states and 554 transitions. [2023-11-19 03:37:32,440 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 554 transitions. [2023-11-19 03:37:32,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:37:32,442 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:32,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:32,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:32,473 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:37:33,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:33,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 322 states and 567 transitions. [2023-11-19 03:37:33,690 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 567 transitions. [2023-11-19 03:37:33,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:37:33,693 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:33,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:33,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:33,722 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:37:34,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:34,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 328 states and 578 transitions. [2023-11-19 03:37:34,602 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 578 transitions. [2023-11-19 03:37:34,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:37:34,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:34,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:34,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:34,664 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 03:37:35,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:35,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 620 states to 329 states and 582 transitions. [2023-11-19 03:37:35,378 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 582 transitions. [2023-11-19 03:37:35,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:37:35,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:35,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:35,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:35,429 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 03:37:35,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:36,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 330 states and 587 transitions. [2023-11-19 03:37:36,002 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 587 transitions. [2023-11-19 03:37:36,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:37:36,005 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:36,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:36,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:36,150 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 03:37:36,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:36,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 331 states and 590 transitions. [2023-11-19 03:37:36,683 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 590 transitions. [2023-11-19 03:37:36,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:37:36,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:36,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:36,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:36,862 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:37:37,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:37,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 635 states to 335 states and 597 transitions. [2023-11-19 03:37:37,340 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 597 transitions. [2023-11-19 03:37:37,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:37:37,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:37,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:37,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:37,837 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:37:42,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:42,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 350 states and 634 transitions. [2023-11-19 03:37:42,356 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 634 transitions. [2023-11-19 03:37:42,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:37:42,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:42,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:42,520 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:37:42,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:42,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 352 states and 637 transitions. [2023-11-19 03:37:42,566 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 637 transitions. [2023-11-19 03:37:42,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:37:42,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:42,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:42,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:42,708 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:37:43,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:43,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 353 states and 639 transitions. [2023-11-19 03:37:43,339 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 639 transitions. [2023-11-19 03:37:43,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:37:43,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:43,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:43,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:43,450 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:37:43,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:43,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 354 states and 640 transitions. [2023-11-19 03:37:43,479 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 640 transitions. [2023-11-19 03:37:43,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:37:43,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:43,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:43,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:44,222 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:37:46,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:37:46,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 356 states and 647 transitions. [2023-11-19 03:37:46,280 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 647 transitions. [2023-11-19 03:37:46,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:37:46,283 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:37:46,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:37:46,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:37:47,155 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.