./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_f91f5aaa-041a-4b4e-a6d9-66c59c35a55d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91f5aaa-041a-4b4e-a6d9-66c59c35a55d/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_f91f5aaa-041a-4b4e-a6d9-66c59c35a55d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91f5aaa-041a-4b4e-a6d9-66c59c35a55d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91f5aaa-041a-4b4e-a6d9-66c59c35a55d/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_f91f5aaa-041a-4b4e-a6d9-66c59c35a55d/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 894b9126919d6af09c0902d1c20b8183acfd3589fe20590a119ca487cf6e7a3f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:46:45,202 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:46:45,325 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91f5aaa-041a-4b4e-a6d9-66c59c35a55d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:46:45,333 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:46:45,334 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:46:45,370 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:46:45,371 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:46:45,372 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:46:45,373 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:46:45,377 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:46:45,379 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:46:45,379 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:46:45,380 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:46:45,381 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:46:45,382 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:46:45,382 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:46:45,383 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:46:45,383 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:46:45,383 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:46:45,384 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:46:45,384 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:46:45,385 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:46:45,385 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:46:45,386 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:46:45,386 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:46:45,386 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:46:45,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:46:45,387 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:46:45,388 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:46:45,388 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:46:45,389 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:46:45,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:46:45,390 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:46:45,390 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_f91f5aaa-041a-4b4e-a6d9-66c59c35a55d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91f5aaa-041a-4b4e-a6d9-66c59c35a55d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 894b9126919d6af09c0902d1c20b8183acfd3589fe20590a119ca487cf6e7a3f [2023-11-19 02:46:45,660 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:46:45,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:46:45,694 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:46:45,695 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:46:45,696 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:46:45,697 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91f5aaa-041a-4b4e-a6d9-66c59c35a55d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c [2023-11-19 02:46:48,756 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:46:49,014 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:46:49,015 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91f5aaa-041a-4b4e-a6d9-66c59c35a55d/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c [2023-11-19 02:46:49,029 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91f5aaa-041a-4b4e-a6d9-66c59c35a55d/bin/ukojak-verify-G8NBE6pJGL/data/c4cd83734/a65a0b53c6034be3b6dfa8e3359d66ff/FLAG78ccf7898 [2023-11-19 02:46:49,043 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91f5aaa-041a-4b4e-a6d9-66c59c35a55d/bin/ukojak-verify-G8NBE6pJGL/data/c4cd83734/a65a0b53c6034be3b6dfa8e3359d66ff [2023-11-19 02:46:49,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:46:49,047 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:46:49,048 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:46:49,048 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:46:49,053 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:46:49,053 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:49" (1/1) ... [2023-11-19 02:46:49,055 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66469793 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:49, skipping insertion in model container [2023-11-19 02:46:49,055 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:46:49" (1/1) ... [2023-11-19 02:46:49,140 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:46:49,296 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_f91f5aaa-041a-4b4e-a6d9-66c59c35a55d/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c[1605,1618] [2023-11-19 02:46:49,439 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:46:49,450 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:46:49,463 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [49] [2023-11-19 02:46:49,465 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [58] [2023-11-19 02:46:49,465 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [130] [2023-11-19 02:46:49,465 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification4_spec.i","") [388] [2023-11-19 02:46:49,465 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [415] [2023-11-19 02:46:49,466 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [453] [2023-11-19 02:46:49,466 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [549] [2023-11-19 02:46:49,467 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [915] [2023-11-19 02:46:49,473 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_f91f5aaa-041a-4b4e-a6d9-66c59c35a55d/sv-benchmarks/c/product-lines/minepump_spec4_product62.cil.c[1605,1618] [2023-11-19 02:46:49,540 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:46:49,561 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:46:49,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:49 WrapperNode [2023-11-19 02:46:49,562 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:46:49,563 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:46:49,564 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:46:49,564 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:46:49,578 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:49" (1/1) ... [2023-11-19 02:46:49,609 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:49" (1/1) ... [2023-11-19 02:46:49,661 INFO L138 Inliner]: procedures = 58, calls = 105, calls flagged for inlining = 25, calls inlined = 22, statements flattened = 239 [2023-11-19 02:46:49,663 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:46:49,664 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:46:49,665 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:46:49,665 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:46:49,676 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:49" (1/1) ... [2023-11-19 02:46:49,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:49" (1/1) ... [2023-11-19 02:46:49,696 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:49" (1/1) ... [2023-11-19 02:46:49,697 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:49" (1/1) ... [2023-11-19 02:46:49,703 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:49" (1/1) ... [2023-11-19 02:46:49,715 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:49" (1/1) ... [2023-11-19 02:46:49,717 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:49" (1/1) ... [2023-11-19 02:46:49,719 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:49" (1/1) ... [2023-11-19 02:46:49,722 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:46:49,725 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:46:49,726 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:46:49,726 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:46:49,727 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:46:49" (1/1) ... [2023-11-19 02:46:49,743 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:46:49,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91f5aaa-041a-4b4e-a6d9-66c59c35a55d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:46:49,771 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91f5aaa-041a-4b4e-a6d9-66c59c35a55d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:46:49,802 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f91f5aaa-041a-4b4e-a6d9-66c59c35a55d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:46:49,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:46:49,829 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-11-19 02:46:49,829 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-11-19 02:46:49,829 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-11-19 02:46:49,830 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-11-19 02:46:49,830 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-11-19 02:46:49,830 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-11-19 02:46:49,830 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-11-19 02:46:49,831 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-11-19 02:46:49,831 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-11-19 02:46:49,833 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-11-19 02:46:49,834 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 02:46:49,834 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-11-19 02:46:49,834 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-11-19 02:46:49,834 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-11-19 02:46:49,834 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-11-19 02:46:49,835 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-11-19 02:46:49,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:46:49,835 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-11-19 02:46:49,835 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-11-19 02:46:49,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:46:49,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:46:49,971 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:46:49,980 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:46:50,362 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:46:50,516 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:46:50,516 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 02:46:50,522 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:46:50 BoogieIcfgContainer [2023-11-19 02:46:50,522 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:46:50,523 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:46:50,523 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:46:50,533 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:46:50,533 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:46:50" (1/1) ... [2023-11-19 02:46:50,541 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:46:50,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:50,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 68 states and 90 transitions. [2023-11-19 02:46:50,604 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 90 transitions. [2023-11-19 02:46:50,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:46:50,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:50,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:50,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:50,772 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 02:46:50,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:50,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 68 states and 88 transitions. [2023-11-19 02:46:50,804 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 88 transitions. [2023-11-19 02:46:50,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:46:50,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:50,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:50,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:50,947 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 02:46:50,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:50,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 70 states and 91 transitions. [2023-11-19 02:46:50,969 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 91 transitions. [2023-11-19 02:46:50,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 02:46:50,971 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:50,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:51,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:51,194 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 02:46:51,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:51,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 79 states and 108 transitions. [2023-11-19 02:46:51,361 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 108 transitions. [2023-11-19 02:46:51,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:46:51,362 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:51,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:51,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:51,506 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 02:46:51,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:51,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 80 states and 109 transitions. [2023-11-19 02:46:51,524 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 109 transitions. [2023-11-19 02:46:51,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 02:46:51,526 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:51,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:51,620 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 02:46:51,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:51,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 81 states and 110 transitions. [2023-11-19 02:46:51,635 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 110 transitions. [2023-11-19 02:46:51,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 02:46:51,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:51,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:51,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:51,711 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 02:46:52,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:52,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 91 states and 131 transitions. [2023-11-19 02:46:52,051 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 131 transitions. [2023-11-19 02:46:52,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-19 02:46:52,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:52,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:52,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:52,229 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 02:46:52,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:52,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 93 states and 135 transitions. [2023-11-19 02:46:52,336 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 135 transitions. [2023-11-19 02:46:52,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:46:52,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:52,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:52,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:52,422 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 02:46:52,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:52,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 94 states and 136 transitions. [2023-11-19 02:46:52,459 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 136 transitions. [2023-11-19 02:46:52,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 02:46:52,464 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:52,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:52,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:52,547 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 02:46:52,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:52,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 95 states and 137 transitions. [2023-11-19 02:46:52,587 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 137 transitions. [2023-11-19 02:46:52,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:46:52,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:52,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:52,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:52,709 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 02:46:52,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:52,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 95 states and 136 transitions. [2023-11-19 02:46:52,741 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 136 transitions. [2023-11-19 02:46:52,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 02:46:52,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:52,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:52,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:52,848 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 02:46:52,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:52,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 97 states and 140 transitions. [2023-11-19 02:46:52,915 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 140 transitions. [2023-11-19 02:46:52,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 02:46:52,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:52,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:52,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:53,129 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 02:46:53,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:53,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 111 states and 174 transitions. [2023-11-19 02:46:53,743 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 174 transitions. [2023-11-19 02:46:53,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:46:53,745 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:53,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:53,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:54,102 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 02:46:54,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:54,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 122 states and 201 transitions. [2023-11-19 02:46:54,730 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 201 transitions. [2023-11-19 02:46:54,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 02:46:54,731 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:54,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:54,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:54,829 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 02:46:54,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:54,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 123 states and 202 transitions. [2023-11-19 02:46:54,861 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 202 transitions. [2023-11-19 02:46:54,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 02:46:54,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:54,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:55,049 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 02:46:55,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:55,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 124 states and 203 transitions. [2023-11-19 02:46:55,094 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 203 transitions. [2023-11-19 02:46:55,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:46:55,098 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:55,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:55,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:55,165 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:46:55,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:55,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 130 states and 216 transitions. [2023-11-19 02:46:55,459 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 216 transitions. [2023-11-19 02:46:55,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 02:46:55,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:55,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:55,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:55,512 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:46:55,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:55,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 134 states and 224 transitions. [2023-11-19 02:46:55,569 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 224 transitions. [2023-11-19 02:46:55,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 02:46:55,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:55,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:55,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:55,611 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:46:55,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:55,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 135 states and 225 transitions. [2023-11-19 02:46:55,643 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 225 transitions. [2023-11-19 02:46:55,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 02:46:55,644 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:55,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:55,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:55,685 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:46:55,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:55,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 136 states and 226 transitions. [2023-11-19 02:46:55,721 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 226 transitions. [2023-11-19 02:46:55,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 02:46:55,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:55,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:55,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:56,125 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-19 02:46:57,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:57,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 145 states and 259 transitions. [2023-11-19 02:46:57,498 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 259 transitions. [2023-11-19 02:46:57,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:46:57,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:57,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:57,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:58,004 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 02:46:59,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:46:59,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 150 states and 275 transitions. [2023-11-19 02:46:59,183 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 275 transitions. [2023-11-19 02:46:59,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 02:46:59,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:46:59,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:46:59,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:46:59,553 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:47:00,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:00,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 153 states and 289 transitions. [2023-11-19 02:47:00,052 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 289 transitions. [2023-11-19 02:47:00,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-19 02:47:00,059 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:00,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:00,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:00,497 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 02:47:02,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:02,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 166 states and 331 transitions. [2023-11-19 02:47:02,858 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 331 transitions. [2023-11-19 02:47:02,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:47:02,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:02,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:03,303 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:47:04,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:04,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 171 states and 347 transitions. [2023-11-19 02:47:04,644 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 347 transitions. [2023-11-19 02:47:04,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 02:47:04,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:04,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:04,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:05,237 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 14 proven. 7 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:47:07,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:07,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 174 states and 344 transitions. [2023-11-19 02:47:07,331 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 344 transitions. [2023-11-19 02:47:07,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-19 02:47:07,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:07,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:07,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:07,839 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 15 proven. 8 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-19 02:47:10,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:10,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 183 states and 365 transitions. [2023-11-19 02:47:10,125 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 365 transitions. [2023-11-19 02:47:10,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 02:47:10,127 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:10,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:10,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:10,385 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:47:11,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:11,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 196 states and 392 transitions. [2023-11-19 02:47:11,559 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 392 transitions. [2023-11-19 02:47:11,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 02:47:11,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:11,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:11,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:12,479 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 11 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:47:16,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:16,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 204 states and 416 transitions. [2023-11-19 02:47:16,541 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 416 transitions. [2023-11-19 02:47:16,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 02:47:16,543 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:16,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:16,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:16,716 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-19 02:47:18,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:18,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 209 states and 435 transitions. [2023-11-19 02:47:18,456 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 435 transitions. [2023-11-19 02:47:18,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 02:47:18,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:18,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:18,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:19,867 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:47:20,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:20,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 210 states and 442 transitions. [2023-11-19 02:47:20,763 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 442 transitions. [2023-11-19 02:47:20,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 02:47:20,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:20,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:20,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:21,300 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:47:21,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:21,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 210 states and 442 transitions. [2023-11-19 02:47:21,375 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 442 transitions. [2023-11-19 02:47:21,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 02:47:21,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:21,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:21,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:21,890 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:47:21,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:21,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 210 states and 442 transitions. [2023-11-19 02:47:21,962 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 442 transitions. [2023-11-19 02:47:21,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 02:47:21,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:21,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:21,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:22,450 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:47:22,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:22,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 210 states and 442 transitions. [2023-11-19 02:47:22,527 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 442 transitions. [2023-11-19 02:47:22,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 02:47:22,529 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:22,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:22,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:23,020 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:47:23,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:23,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 210 states and 442 transitions. [2023-11-19 02:47:23,116 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 442 transitions. [2023-11-19 02:47:23,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 02:47:23,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:23,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:23,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:23,597 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:47:23,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:23,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 210 states and 442 transitions. [2023-11-19 02:47:23,673 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 442 transitions. [2023-11-19 02:47:23,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 02:47:23,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:23,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:23,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:24,139 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:47:24,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:24,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 210 states and 442 transitions. [2023-11-19 02:47:24,217 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 442 transitions. [2023-11-19 02:47:24,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 02:47:24,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:24,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:24,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:24,749 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:47:24,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:24,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 210 states and 442 transitions. [2023-11-19 02:47:24,849 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 442 transitions. [2023-11-19 02:47:24,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 02:47:24,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:24,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:24,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:25,406 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 1 proven. 29 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:47:25,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:25,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 210 states and 442 transitions. [2023-11-19 02:47:25,504 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 442 transitions. [2023-11-19 02:47:25,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:47:25,507 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:25,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:25,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:25,959 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:26,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:26,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 210 states and 442 transitions. [2023-11-19 02:47:26,041 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 442 transitions. [2023-11-19 02:47:26,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:47:26,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:26,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:26,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:26,423 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:26,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:26,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 210 states and 442 transitions. [2023-11-19 02:47:26,575 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 442 transitions. [2023-11-19 02:47:26,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:47:26,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:26,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:26,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:27,013 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:27,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:27,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 210 states and 442 transitions. [2023-11-19 02:47:27,092 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 442 transitions. [2023-11-19 02:47:27,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:47:27,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:27,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:27,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:27,523 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:27,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:27,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 210 states and 442 transitions. [2023-11-19 02:47:27,596 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 442 transitions. [2023-11-19 02:47:27,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 02:47:27,598 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:27,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:27,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:27,699 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 7 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 02:47:28,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:28,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 215 states and 452 transitions. [2023-11-19 02:47:28,905 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 452 transitions. [2023-11-19 02:47:28,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:47:28,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:28,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:28,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:29,419 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:29,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:29,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 215 states and 452 transitions. [2023-11-19 02:47:29,517 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 452 transitions. [2023-11-19 02:47:29,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:47:29,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:29,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:29,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:29,964 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:30,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:30,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 215 states and 452 transitions. [2023-11-19 02:47:30,048 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 452 transitions. [2023-11-19 02:47:30,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:47:30,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:30,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:30,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:30,452 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:30,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:30,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 215 states and 452 transitions. [2023-11-19 02:47:30,545 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 452 transitions. [2023-11-19 02:47:30,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:47:30,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:30,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:30,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:30,928 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:31,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:31,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 215 states and 452 transitions. [2023-11-19 02:47:31,007 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 452 transitions. [2023-11-19 02:47:31,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:47:31,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:31,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:31,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:47:31,454 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:47:31,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:47:31,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 215 states and 452 transitions. [2023-11-19 02:47:31,559 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 452 transitions. [2023-11-19 02:47:31,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 02:47:31,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:47:31,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:47:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat