./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/dll2c_prepend_equal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 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_092615a0-6ee6-4ea6-8f5b-bd28a480eff2/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_092615a0-6ee6-4ea6-8f5b-bd28a480eff2/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_092615a0-6ee6-4ea6-8f5b-bd28a480eff2/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_092615a0-6ee6-4ea6-8f5b-bd28a480eff2/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/dll2c_prepend_equal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_092615a0-6ee6-4ea6-8f5b-bd28a480eff2/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_092615a0-6ee6-4ea6-8f5b-bd28a480eff2/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e0e4fff172a515598d076941b225a1a1f31b97f5ac14127a866784b10a4e3537 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 20:16:46,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:16:46,343 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:16:46,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:16:46,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:16:46,358 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:16:46,359 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:16:46,360 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:16:46,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:16:46,361 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:16:46,362 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:16:46,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:16:46,363 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:16:46,364 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:16:46,365 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:16:46,365 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:16:46,366 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:16:46,367 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:16:46,368 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:16:46,369 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:16:46,370 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:16:46,371 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:16:46,372 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:16:46,372 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:16:46,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:16:46,375 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:16:46,375 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:16:46,376 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:16:46,376 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:16:46,377 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:16:46,377 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:16:46,378 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:16:46,378 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:16:46,379 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:16:46,380 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:16:46,380 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:16:46,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:16:46,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:16:46,381 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:16:46,381 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:16:46,382 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:16:46,383 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_092615a0-6ee6-4ea6-8f5b-bd28a480eff2/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 20:16:46,404 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:16:46,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:16:46,405 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:16:46,405 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:16:46,405 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:16:46,406 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:16:46,406 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:16:46,406 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:16:46,406 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:16:46,406 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:16:46,406 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 20:16:46,407 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 20:16:46,407 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 20:16:46,407 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:16:46,407 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:16:46,407 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:16:46,408 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:16:46,408 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:16:46,408 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:16:46,408 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:16:46,408 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:16:46,409 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:16:46,409 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:16:46,409 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:16:46,409 INFO L138 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_092615a0-6ee6-4ea6-8f5b-bd28a480eff2/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_092615a0-6ee6-4ea6-8f5b-bd28a480eff2/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e0e4fff172a515598d076941b225a1a1f31b97f5ac14127a866784b10a4e3537 [2022-12-14 20:16:46,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:16:46,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:16:46,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:16:46,603 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:16:46,603 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:16:46,605 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_092615a0-6ee6-4ea6-8f5b-bd28a480eff2/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/list-simple/dll2c_prepend_equal.i [2022-12-14 20:16:49,127 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:16:49,328 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:16:49,329 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_092615a0-6ee6-4ea6-8f5b-bd28a480eff2/sv-benchmarks/c/list-simple/dll2c_prepend_equal.i [2022-12-14 20:16:49,339 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_092615a0-6ee6-4ea6-8f5b-bd28a480eff2/bin/ukojak-rkRKPMF4O4/data/fbb47efa8/79b4ab749d504abdac044d8ffeff73c5/FLAG160210085 [2022-12-14 20:16:49,349 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_092615a0-6ee6-4ea6-8f5b-bd28a480eff2/bin/ukojak-rkRKPMF4O4/data/fbb47efa8/79b4ab749d504abdac044d8ffeff73c5 [2022-12-14 20:16:49,351 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:16:49,352 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:16:49,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:16:49,353 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:16:49,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:16:49,356 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:16:49" (1/1) ... [2022-12-14 20:16:49,357 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a7a945b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:16:49, skipping insertion in model container [2022-12-14 20:16:49,357 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:16:49" (1/1) ... [2022-12-14 20:16:49,363 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:16:49,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:16:49,571 WARN L237 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_092615a0-6ee6-4ea6-8f5b-bd28a480eff2/sv-benchmarks/c/list-simple/dll2c_prepend_equal.i[24640,24653] [2022-12-14 20:16:49,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:16:49,579 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:16:49,606 WARN L237 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_092615a0-6ee6-4ea6-8f5b-bd28a480eff2/sv-benchmarks/c/list-simple/dll2c_prepend_equal.i[24640,24653] [2022-12-14 20:16:49,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:16:49,623 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:16:49,623 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:16:49 WrapperNode [2022-12-14 20:16:49,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:16:49,624 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:16:49,624 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:16:49,624 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:16:49,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:16:49" (1/1) ... [2022-12-14 20:16:49,639 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:16:49" (1/1) ... [2022-12-14 20:16:49,656 INFO L138 Inliner]: procedures = 127, calls = 47, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 168 [2022-12-14 20:16:49,656 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:16:49,657 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:16:49,657 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:16:49,657 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:16:49,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:16:49" (1/1) ... [2022-12-14 20:16:49,665 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:16:49" (1/1) ... [2022-12-14 20:16:49,669 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:16:49" (1/1) ... [2022-12-14 20:16:49,669 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:16:49" (1/1) ... [2022-12-14 20:16:49,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:16:49" (1/1) ... [2022-12-14 20:16:49,681 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:16:49" (1/1) ... [2022-12-14 20:16:49,683 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:16:49" (1/1) ... [2022-12-14 20:16:49,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:16:49" (1/1) ... [2022-12-14 20:16:49,688 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:16:49,688 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:16:49,689 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:16:49,689 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:16:49,690 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:16:49" (1/1) ... [2022-12-14 20:16:49,696 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:16:49,706 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_092615a0-6ee6-4ea6-8f5b-bd28a480eff2/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:16:49,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_092615a0-6ee6-4ea6-8f5b-bd28a480eff2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:16:49,720 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_092615a0-6ee6-4ea6-8f5b-bd28a480eff2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:16:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 20:16:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:16:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 20:16:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:16:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:16:49,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 20:16:49,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 20:16:49,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:16:49,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 20:16:49,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:16:49,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:16:49,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:16:49,861 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:16:49,863 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:16:50,279 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:16:50,328 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:16:50,329 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 20:16:50,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:16:50 BoogieIcfgContainer [2022-12-14 20:16:50,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:16:50,333 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:16:50,333 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:16:50,344 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:16:50,344 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:16:50" (1/1) ... [2022-12-14 20:16:50,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:16:50,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:50,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 131 states and 142 transitions. [2022-12-14 20:16:50,402 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 142 transitions. [2022-12-14 20:16:50,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 20:16:50,404 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:50,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:50,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:50,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:50,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:50,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 130 states and 141 transitions. [2022-12-14 20:16:50,605 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 141 transitions. [2022-12-14 20:16:50,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 20:16:50,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:50,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:50,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:50,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:50,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:50,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 129 states and 140 transitions. [2022-12-14 20:16:50,780 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 140 transitions. [2022-12-14 20:16:50,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 20:16:50,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:50,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:50,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:50,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:50,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:50,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 128 states and 139 transitions. [2022-12-14 20:16:50,825 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 139 transitions. [2022-12-14 20:16:50,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 20:16:50,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:50,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:50,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:50,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:50,908 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:50,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 127 states and 138 transitions. [2022-12-14 20:16:50,909 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 138 transitions. [2022-12-14 20:16:50,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 20:16:50,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:50,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:50,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:50,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:50,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:50,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 126 states and 137 transitions. [2022-12-14 20:16:50,949 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 137 transitions. [2022-12-14 20:16:50,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 20:16:50,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:50,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:50,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:51,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:51,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:51,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 125 states and 136 transitions. [2022-12-14 20:16:51,074 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 136 transitions. [2022-12-14 20:16:51,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:16:51,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:51,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:51,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:51,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:51,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:51,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 126 states and 138 transitions. [2022-12-14 20:16:51,279 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 138 transitions. [2022-12-14 20:16:51,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:16:51,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:51,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:51,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:51,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:51,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:51,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 125 states and 137 transitions. [2022-12-14 20:16:51,342 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 137 transitions. [2022-12-14 20:16:51,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:16:51,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:51,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:51,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:51,401 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:51,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:51,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 124 states and 136 transitions. [2022-12-14 20:16:51,421 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 136 transitions. [2022-12-14 20:16:51,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:16:51,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:51,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:51,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:51,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:51,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:51,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 123 states and 135 transitions. [2022-12-14 20:16:51,459 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 135 transitions. [2022-12-14 20:16:51,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:16:51,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:51,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:51,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:51,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:51,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:51,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 122 states and 134 transitions. [2022-12-14 20:16:51,517 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 134 transitions. [2022-12-14 20:16:51,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:16:51,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:51,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:51,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:51,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:51,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 121 states and 133 transitions. [2022-12-14 20:16:51,548 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 133 transitions. [2022-12-14 20:16:51,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:16:51,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:51,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:51,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:51,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:51,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:51,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 120 states and 132 transitions. [2022-12-14 20:16:51,614 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 132 transitions. [2022-12-14 20:16:51,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:16:51,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:51,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:51,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:51,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:51,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:51,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 119 states and 131 transitions. [2022-12-14 20:16:51,684 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 131 transitions. [2022-12-14 20:16:51,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:16:51,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:51,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:51,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:51,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:51,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:51,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 118 states and 130 transitions. [2022-12-14 20:16:51,940 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 130 transitions. [2022-12-14 20:16:51,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:16:51,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:51,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:51,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:52,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:52,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:52,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 126 states and 143 transitions. [2022-12-14 20:16:52,419 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 143 transitions. [2022-12-14 20:16:52,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:16:52,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:52,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:52,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:52,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:53,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:53,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 134 states and 156 transitions. [2022-12-14 20:16:53,140 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 156 transitions. [2022-12-14 20:16:53,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:16:53,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:53,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:53,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:53,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:53,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 140 states and 163 transitions. [2022-12-14 20:16:53,853 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 163 transitions. [2022-12-14 20:16:53,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:16:53,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:53,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:53,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:54,013 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:55,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:55,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 151 states and 191 transitions. [2022-12-14 20:16:55,117 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 191 transitions. [2022-12-14 20:16:55,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:16:55,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:55,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:55,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:55,392 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:57,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:57,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 162 states and 222 transitions. [2022-12-14 20:16:57,158 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 222 transitions. [2022-12-14 20:16:57,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:16:57,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:57,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:57,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:57,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:58,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:58,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 166 states and 235 transitions. [2022-12-14 20:16:58,209 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 235 transitions. [2022-12-14 20:16:58,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:16:58,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:58,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:58,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:58,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:59,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:59,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 170 states and 247 transitions. [2022-12-14 20:16:59,992 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 247 transitions. [2022-12-14 20:16:59,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:16:59,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:59,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:00,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:00,030 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:00,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:00,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 169 states and 246 transitions. [2022-12-14 20:17:00,049 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 246 transitions. [2022-12-14 20:17:00,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:17:00,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:00,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:00,132 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:00,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:00,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 168 states and 245 transitions. [2022-12-14 20:17:00,156 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 245 transitions. [2022-12-14 20:17:00,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:17:00,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:00,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:00,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:00,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:00,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:00,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 167 states and 244 transitions. [2022-12-14 20:17:00,208 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 244 transitions. [2022-12-14 20:17:00,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:17:00,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:00,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:00,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:00,278 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:00,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:00,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 166 states and 243 transitions. [2022-12-14 20:17:00,297 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 243 transitions. [2022-12-14 20:17:00,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 20:17:00,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:00,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:00,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:00,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:00,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:00,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 165 states and 242 transitions. [2022-12-14 20:17:00,345 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 242 transitions. [2022-12-14 20:17:00,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 20:17:00,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:00,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:00,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:00,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:00,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:00,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 164 states and 241 transitions. [2022-12-14 20:17:00,432 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 241 transitions. [2022-12-14 20:17:00,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 20:17:00,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:00,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:00,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:04,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:04,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 181 states and 282 transitions. [2022-12-14 20:17:04,800 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 282 transitions. [2022-12-14 20:17:04,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 20:17:04,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:04,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:04,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:05,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:10,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:10,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 198 states and 321 transitions. [2022-12-14 20:17:10,321 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 321 transitions. [2022-12-14 20:17:10,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 20:17:10,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:10,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:10,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:10,467 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:13,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:13,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 103 states and 111 transitions. [2022-12-14 20:17:13,874 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 111 transitions. [2022-12-14 20:17:13,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:17:13,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:13,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:13,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:13,911 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:13,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:13,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 102 states and 110 transitions. [2022-12-14 20:17:13,930 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 110 transitions. [2022-12-14 20:17:13,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:17:13,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:13,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:13,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:14,341 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:14,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:14,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 101 states and 109 transitions. [2022-12-14 20:17:14,927 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 109 transitions. [2022-12-14 20:17:14,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:17:14,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:14,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:14,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:14,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:14,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:14,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 100 states and 108 transitions. [2022-12-14 20:17:14,963 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 108 transitions. [2022-12-14 20:17:14,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:17:14,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:14,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:14,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:15,022 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:15,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:15,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 99 states and 107 transitions. [2022-12-14 20:17:15,041 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 107 transitions. [2022-12-14 20:17:15,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:17:15,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:15,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:15,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:15,223 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:16,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:16,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 98 states and 106 transitions. [2022-12-14 20:17:16,281 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 106 transitions. [2022-12-14 20:17:16,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:17:16,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:16,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:16,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:16,459 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:18,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:18,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 97 states and 105 transitions. [2022-12-14 20:17:18,098 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 105 transitions. [2022-12-14 20:17:18,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:17:18,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:18,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:18,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:19,117 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:22,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:22,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 96 states and 104 transitions. [2022-12-14 20:17:22,208 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 104 transitions. [2022-12-14 20:17:22,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:17:22,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:22,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:22,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:23,203 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:30,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:30,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 95 states and 103 transitions. [2022-12-14 20:17:30,979 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 103 transitions. [2022-12-14 20:17:30,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 20:17:30,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:30,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:30,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:31,005 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:31,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:31,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 94 states and 102 transitions. [2022-12-14 20:17:31,018 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 102 transitions. [2022-12-14 20:17:31,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 20:17:31,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:31,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:31,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:31,095 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:31,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:31,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 93 states and 101 transitions. [2022-12-14 20:17:31,113 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 101 transitions. [2022-12-14 20:17:31,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 20:17:31,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:31,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:31,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:31,137 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:31,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:31,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 92 states and 100 transitions. [2022-12-14 20:17:31,676 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 100 transitions. [2022-12-14 20:17:31,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 20:17:31,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:31,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:31,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:31,735 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:32,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:32,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 91 states and 99 transitions. [2022-12-14 20:17:32,388 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 99 transitions. [2022-12-14 20:17:32,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 20:17:32,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:32,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:32,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:32,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:32,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:32,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 90 states and 98 transitions. [2022-12-14 20:17:32,445 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 98 transitions. [2022-12-14 20:17:32,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 20:17:32,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:32,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:32,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:32,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:32,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:32,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 89 states and 97 transitions. [2022-12-14 20:17:32,521 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 97 transitions. [2022-12-14 20:17:32,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:17:32,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:32,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:32,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:32,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:35,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:35,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 91 states and 100 transitions. [2022-12-14 20:17:35,818 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 100 transitions. [2022-12-14 20:17:35,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:17:35,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:35,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:35,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:36,369 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:41,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:41,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 93 states and 103 transitions. [2022-12-14 20:17:41,060 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 103 transitions. [2022-12-14 20:17:41,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:17:41,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:41,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:41,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:41,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:42,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:42,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 92 states and 102 transitions. [2022-12-14 20:17:42,258 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 102 transitions. [2022-12-14 20:17:42,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:17:42,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:42,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:42,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:42,329 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:43,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:43,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 91 states and 101 transitions. [2022-12-14 20:17:43,647 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 101 transitions. [2022-12-14 20:17:43,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 20:17:43,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:43,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:43,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:45,165 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:53,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:53,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 87 states and 94 transitions. [2022-12-14 20:17:53,277 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 94 transitions. [2022-12-14 20:17:53,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 20:17:53,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:53,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:53,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:53,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:17:55,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:55,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 86 states and 93 transitions. [2022-12-14 20:17:55,632 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 93 transitions. [2022-12-14 20:17:55,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 20:17:55,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:55,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:55,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:56,388 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:18:01,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:01,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 85 states and 92 transitions. [2022-12-14 20:18:01,173 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 92 transitions. [2022-12-14 20:18:01,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:18:01,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:01,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:01,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:03,632 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:18:17,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:17,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 84 states and 91 transitions. [2022-12-14 20:18:17,861 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 91 transitions. [2022-12-14 20:18:17,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:18:17,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:17,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:17,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:20,918 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:18:39,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:39,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 83 states and 90 transitions. [2022-12-14 20:18:39,052 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 90 transitions. [2022-12-14 20:18:39,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:18:39,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:39,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:39,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:39,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:18:40,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:40,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 82 states and 89 transitions. [2022-12-14 20:18:40,550 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 89 transitions. [2022-12-14 20:18:40,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:18:40,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:40,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:40,643 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:18:41,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:41,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 81 states and 88 transitions. [2022-12-14 20:18:41,941 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 88 transitions. [2022-12-14 20:18:41,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 20:18:41,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:41,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:41,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:41,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:18:48,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:48,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 78 states and 84 transitions. [2022-12-14 20:18:48,718 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 84 transitions. [2022-12-14 20:18:48,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 20:18:48,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:48,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:48,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:48,817 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:18:56,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:56,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 75 states and 80 transitions. [2022-12-14 20:18:56,079 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 80 transitions. [2022-12-14 20:18:56,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 20:18:56,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:56,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:56,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:00,763 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:19:16,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:16,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 76 states and 82 transitions. [2022-12-14 20:19:16,948 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 82 transitions. [2022-12-14 20:19:16,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 20:19:16,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:16,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:16,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:21,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:19:44,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:19:44,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 77 states and 84 transitions. [2022-12-14 20:19:44,755 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 84 transitions. [2022-12-14 20:19:44,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 20:19:44,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:19:44,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:19:44,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:19:53,604 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:25,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:25,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 79 states and 86 transitions. [2022-12-14 20:20:25,288 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 86 transitions. [2022-12-14 20:20:25,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 20:20:25,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:25,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:25,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:25,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:20:26,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:26,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 78 states and 85 transitions. [2022-12-14 20:20:26,483 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 85 transitions. [2022-12-14 20:20:26,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 20:20:26,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:26,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:26,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:31,371 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:37,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:37,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 80 states and 88 transitions. [2022-12-14 20:20:37,187 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 88 transitions. [2022-12-14 20:20:37,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 20:20:37,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:37,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:37,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:37,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:20:40,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:40,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 84 states and 95 transitions. [2022-12-14 20:20:40,297 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 95 transitions. [2022-12-14 20:20:40,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 20:20:40,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:40,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:40,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:40,511 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:20:44,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:44,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 88 states and 102 transitions. [2022-12-14 20:20:44,652 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 102 transitions. [2022-12-14 20:20:44,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 20:20:44,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:44,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:44,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:56,804 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:21:30,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:30,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 93 states and 111 transitions. [2022-12-14 20:21:30,019 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 111 transitions. [2022-12-14 20:21:30,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 20:21:30,019 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:30,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:30,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:42,244 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:22:19,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:19,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 98 states and 119 transitions. [2022-12-14 20:22:19,999 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 119 transitions. [2022-12-14 20:22:20,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 20:22:20,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:20,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:20,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:29,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:22:58,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:58,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 103 states and 134 transitions. [2022-12-14 20:22:58,287 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 134 transitions. [2022-12-14 20:22:58,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 20:22:58,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:58,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:58,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:23:13,507 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:36,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:36,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 108 states and 143 transitions. [2022-12-14 20:24:36,995 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 143 transitions. [2022-12-14 20:24:36,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 20:24:36,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:36,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:37,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:37,063 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 20:24:38,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:38,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 108 states and 142 transitions. [2022-12-14 20:24:38,700 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 142 transitions. [2022-12-14 20:24:38,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 20:24:38,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:38,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:38,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:38,881 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 20:24:40,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:40,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 109 states and 142 transitions. [2022-12-14 20:24:40,658 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 142 transitions. [2022-12-14 20:24:40,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 20:24:40,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:40,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:40,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:25:06,147 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:26:40,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:26:40,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 114 states and 152 transitions. [2022-12-14 20:26:40,788 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 152 transitions. [2022-12-14 20:26:40,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 20:26:40,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:26:40,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:26:40,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:27:12,006 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:29:24,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:29:24,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 125 states and 173 transitions. [2022-12-14 20:29:24,106 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 173 transitions. [2022-12-14 20:29:24,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 20:29:24,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:29:24,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:29:24,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:29:54,536 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:30:32,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:32,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 130 states and 181 transitions. [2022-12-14 20:30:32,578 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 181 transitions. [2022-12-14 20:30:32,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 20:30:32,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:32,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:32,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat