./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/cstrcspn_reverse_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5510fad-e566-40c8-a73d-63b039a9f1d2/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5510fad-e566-40c8-a73d-63b039a9f1d2/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_f5510fad-e566-40c8-a73d-63b039a9f1d2/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5510fad-e566-40c8-a73d-63b039a9f1d2/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/cstrcspn_reverse_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5510fad-e566-40c8-a73d-63b039a9f1d2/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5510fad-e566-40c8-a73d-63b039a9f1d2/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 64bit --witnessprinter.graph.data.programhash cbd0b45e3a19519452fbcf6fd1c6a1f47a14b8d70acc30b1e21888135763cd85 --- 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 20:50:57,403 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:50:57,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:50:57,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:50:57,417 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:50:57,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:50:57,419 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:50:57,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:50:57,421 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:50:57,422 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:50:57,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:50:57,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:50:57,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:50:57,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:50:57,425 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:50:57,426 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:50:57,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:50:57,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:50:57,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:50:57,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:50:57,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:50:57,431 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:50:57,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:50:57,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:50:57,435 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:50:57,436 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:50:57,436 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:50:57,436 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:50:57,437 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:50:57,438 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:50:57,438 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:50:57,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:50:57,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:50:57,439 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:50:57,440 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:50:57,440 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:50:57,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:50:57,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:50:57,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:50:57,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:50:57,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:50:57,443 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5510fad-e566-40c8-a73d-63b039a9f1d2/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-12-14 20:50:57,457 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:50:57,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:50:57,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:50:57,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:50:57,458 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:50:57,458 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:50:57,458 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:50:57,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:50:57,459 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 20:50:57,459 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 20:50:57,459 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 20:50:57,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:50:57,459 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:50:57,459 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:50:57,459 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:50:57,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:50:57,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:50:57,460 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:50:57,460 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:50:57,460 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:50:57,460 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:50:57,461 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_f5510fad-e566-40c8-a73d-63b039a9f1d2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5510fad-e566-40c8-a73d-63b039a9f1d2/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cbd0b45e3a19519452fbcf6fd1c6a1f47a14b8d70acc30b1e21888135763cd85 [2022-12-14 20:50:57,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:50:57,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:50:57,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:50:57,671 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:50:57,672 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:50:57,673 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5510fad-e566-40c8-a73d-63b039a9f1d2/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/termination-15/cstrcspn_reverse_alloca.i [2022-12-14 20:51:00,211 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:51:00,394 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:51:00,394 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5510fad-e566-40c8-a73d-63b039a9f1d2/sv-benchmarks/c/termination-15/cstrcspn_reverse_alloca.i [2022-12-14 20:51:00,400 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5510fad-e566-40c8-a73d-63b039a9f1d2/bin/ukojak-rkRKPMF4O4/data/9895a96f2/5f3de6c1a75442918ba44948599f4150/FLAGd05d32efb [2022-12-14 20:51:00,806 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5510fad-e566-40c8-a73d-63b039a9f1d2/bin/ukojak-rkRKPMF4O4/data/9895a96f2/5f3de6c1a75442918ba44948599f4150 [2022-12-14 20:51:00,812 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:51:00,815 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:51:00,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:51:00,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:51:00,821 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:51:00,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:51:00" (1/1) ... [2022-12-14 20:51:00,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23d764c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:00, skipping insertion in model container [2022-12-14 20:51:00,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:51:00" (1/1) ... [2022-12-14 20:51:00,831 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:51:00,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:51:01,031 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:51:01,040 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:51:01,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:51:01,105 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:51:01,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:01 WrapperNode [2022-12-14 20:51:01,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:51:01,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:51:01,107 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:51:01,107 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:51:01,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:01" (1/1) ... [2022-12-14 20:51:01,124 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:01" (1/1) ... [2022-12-14 20:51:01,142 INFO L138 Inliner]: procedures = 152, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2022-12-14 20:51:01,142 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:51:01,143 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:51:01,143 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:51:01,143 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:51:01,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:01" (1/1) ... [2022-12-14 20:51:01,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:01" (1/1) ... [2022-12-14 20:51:01,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:01" (1/1) ... [2022-12-14 20:51:01,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:01" (1/1) ... [2022-12-14 20:51:01,161 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:01" (1/1) ... [2022-12-14 20:51:01,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:01" (1/1) ... [2022-12-14 20:51:01,165 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:01" (1/1) ... [2022-12-14 20:51:01,166 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:01" (1/1) ... [2022-12-14 20:51:01,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:51:01,169 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:51:01,169 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:51:01,169 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:51:01,170 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:01" (1/1) ... [2022-12-14 20:51:01,176 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:51:01,186 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5510fad-e566-40c8-a73d-63b039a9f1d2/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:51:01,197 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5510fad-e566-40c8-a73d-63b039a9f1d2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:51:01,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5510fad-e566-40c8-a73d-63b039a9f1d2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:51:01,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 20:51:01,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 20:51:01,232 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 20:51:01,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:51:01,233 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:51:01,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:51:01,294 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:51:01,295 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:51:01,446 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:51:01,482 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:51:01,483 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 20:51:01,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:51:01 BoogieIcfgContainer [2022-12-14 20:51:01,485 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:51:01,485 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:51:01,485 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:51:01,493 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:51:01,493 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:51:01" (1/1) ... [2022-12-14 20:51:01,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:51:01,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:01,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 31 states and 36 transitions. [2022-12-14 20:51:01,537 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 36 transitions. [2022-12-14 20:51:01,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-14 20:51:01,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:01,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:01,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:01,735 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 20:51:01,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:01,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2022-12-14 20:51:01,770 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2022-12-14 20:51:01,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-12-14 20:51:01,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:01,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:01,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:01,915 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 20:51:01,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:01,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2022-12-14 20:51:01,977 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-12-14 20:51:01,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 20:51:01,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:01,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:01,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:02,012 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 20:51:02,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:02,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2022-12-14 20:51:02,084 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2022-12-14 20:51:02,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 20:51:02,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:02,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:02,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:02,158 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 20:51:02,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:02,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2022-12-14 20:51:02,332 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2022-12-14 20:51:02,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 20:51:02,334 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:02,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:02,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:02,388 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 20:51:02,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:02,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2022-12-14 20:51:02,490 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2022-12-14 20:51:02,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 20:51:02,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:02,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:02,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:02,778 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 20:51:03,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:03,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2022-12-14 20:51:03,371 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2022-12-14 20:51:03,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 20:51:03,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:03,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:03,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:03,387 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 20:51:03,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:03,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2022-12-14 20:51:03,399 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2022-12-14 20:51:03,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 20:51:03,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:03,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:03,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:03,439 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 20:51:03,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:03,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 27 states and 32 transitions. [2022-12-14 20:51:03,449 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 32 transitions. [2022-12-14 20:51:03,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:51:03,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:03,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:03,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:03,539 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 20:51:03,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:03,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 31 states and 38 transitions. [2022-12-14 20:51:03,885 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 38 transitions. [2022-12-14 20:51:03,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 20:51:03,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:03,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:03,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:04,201 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 20:51:05,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:05,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 35 states and 44 transitions. [2022-12-14 20:51:05,392 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 44 transitions. [2022-12-14 20:51:05,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:51:05,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:05,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:05,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:05,567 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 20:51:06,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:06,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 40 states and 54 transitions. [2022-12-14 20:51:06,472 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 54 transitions. [2022-12-14 20:51:06,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:51:06,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:06,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:06,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:06,493 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 20:51:06,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:06,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 39 states and 53 transitions. [2022-12-14 20:51:06,505 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2022-12-14 20:51:06,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:51:06,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:06,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:06,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:06,560 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 20:51:06,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:06,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 38 states and 52 transitions. [2022-12-14 20:51:06,573 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 52 transitions. [2022-12-14 20:51:06,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:51:06,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:06,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:06,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:06,592 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 20:51:06,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:06,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 50 transitions. [2022-12-14 20:51:06,609 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2022-12-14 20:51:06,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:51:06,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:06,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:06,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:06,662 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 20:51:06,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:06,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 49 transitions. [2022-12-14 20:51:06,684 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2022-12-14 20:51:06,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:51:06,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:06,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:06,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:06,750 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 20:51:07,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:07,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 50 transitions. [2022-12-14 20:51:07,014 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2022-12-14 20:51:07,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:51:07,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:07,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:07,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:07,581 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 20:51:09,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:09,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 44 states and 61 transitions. [2022-12-14 20:51:09,984 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2022-12-14 20:51:09,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:51:09,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:09,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:10,007 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 20:51:11,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:11,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 49 states and 71 transitions. [2022-12-14 20:51:11,270 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 71 transitions. [2022-12-14 20:51:11,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:51:11,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:11,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:11,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:12,024 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 20:51:16,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:16,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 57 states and 92 transitions. [2022-12-14 20:51:16,686 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 92 transitions. [2022-12-14 20:51:16,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:51:16,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:16,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:16,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:16,955 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 20:51:17,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:17,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 58 states and 95 transitions. [2022-12-14 20:51:17,496 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 95 transitions. [2022-12-14 20:51:17,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:51:17,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:17,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:17,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:17,518 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 20:51:17,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:17,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 59 states and 96 transitions. [2022-12-14 20:51:17,896 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 96 transitions. [2022-12-14 20:51:17,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:51:17,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:17,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:17,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:18,591 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 20:51:22,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:22,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 65 states and 106 transitions. [2022-12-14 20:51:22,580 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 106 transitions. [2022-12-14 20:51:22,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:51:22,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:22,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:22,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:22,819 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 20:51:27,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:27,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 72 states and 119 transitions. [2022-12-14 20:51:27,025 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 119 transitions. [2022-12-14 20:51:27,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:51:27,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:27,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:27,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:28,389 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:34,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:34,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 79 states and 140 transitions. [2022-12-14 20:51:34,046 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 140 transitions. [2022-12-14 20:51:34,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:51:34,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:34,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:34,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:34,071 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:51:37,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:37,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 84 states and 153 transitions. [2022-12-14 20:51:37,542 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 153 transitions. [2022-12-14 20:51:37,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:51:37,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:37,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:37,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:38,272 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:45,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:45,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 89 states and 166 transitions. [2022-12-14 20:51:45,615 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 166 transitions. [2022-12-14 20:51:45,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:51:45,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:45,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:45,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:45,949 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:48,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:48,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 91 states and 172 transitions. [2022-12-14 20:51:48,922 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 172 transitions. [2022-12-14 20:51:48,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:51:48,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:48,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:48,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:48,963 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:51:49,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:49,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 92 states and 174 transitions. [2022-12-14 20:51:49,839 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 174 transitions. [2022-12-14 20:51:49,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:51:49,839 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:49,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:49,862 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 20:51:50,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:50,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 93 states and 175 transitions. [2022-12-14 20:51:50,503 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 175 transitions. [2022-12-14 20:51:50,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:51:50,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:50,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:50,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:50,603 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 20:51:51,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:51,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 94 states and 175 transitions. [2022-12-14 20:51:51,361 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 175 transitions. [2022-12-14 20:51:51,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:51:51,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:51,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:51,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:51,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:51:53,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:53,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 97 states and 178 transitions. [2022-12-14 20:51:53,719 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 178 transitions. [2022-12-14 20:51:53,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:51:53,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:53,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:53,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:53,756 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 20:51:56,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:56,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 100 states and 185 transitions. [2022-12-14 20:51:56,705 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 185 transitions. [2022-12-14 20:51:56,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:51:56,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:56,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:56,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:56,767 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:51:57,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:57,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 101 states and 185 transitions. [2022-12-14 20:51:57,656 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 185 transitions. [2022-12-14 20:51:57,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:51:57,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:57,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:57,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:58,941 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:03,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:03,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 104 states and 195 transitions. [2022-12-14 20:52:03,583 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 195 transitions. [2022-12-14 20:52:03,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:52:03,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:03,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:03,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:03,610 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 20:52:04,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:04,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 105 states and 195 transitions. [2022-12-14 20:52:04,593 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 195 transitions. [2022-12-14 20:52:04,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:52:04,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:04,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:04,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:05,709 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:13,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:13,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 110 states and 210 transitions. [2022-12-14 20:52:13,119 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 210 transitions. [2022-12-14 20:52:13,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:52:13,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:13,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:13,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:14,461 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:19,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:19,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 113 states and 218 transitions. [2022-12-14 20:52:19,258 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 218 transitions. [2022-12-14 20:52:19,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 20:52:19,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:19,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:19,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:20,988 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:31,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:31,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 121 states and 240 transitions. [2022-12-14 20:52:31,756 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 240 transitions. [2022-12-14 20:52:31,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 20:52:31,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:31,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:31,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:32,376 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:41,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:41,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 130 states and 259 transitions. [2022-12-14 20:52:41,813 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 259 transitions. [2022-12-14 20:52:41,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 20:52:41,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:41,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:41,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:41,837 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-14 20:52:42,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:42,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 131 states and 260 transitions. [2022-12-14 20:52:42,576 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 260 transitions. [2022-12-14 20:52:42,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 20:52:42,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:42,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:43,878 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:49,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:49,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 135 states and 272 transitions. [2022-12-14 20:52:49,075 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 272 transitions. [2022-12-14 20:52:49,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:52:49,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:49,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:49,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:49,968 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:52,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:52,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 136 states and 275 transitions. [2022-12-14 20:52:52,324 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 275 transitions. [2022-12-14 20:52:52,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:52:52,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:52,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:52,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:52,470 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:52:57,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:57,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 140 states and 290 transitions. [2022-12-14 20:52:57,935 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 290 transitions. [2022-12-14 20:52:57,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:52:57,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:57,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:57,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:57,988 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 20:53:03,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:03,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 145 states and 297 transitions. [2022-12-14 20:53:03,860 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 297 transitions. [2022-12-14 20:53:03,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:53:03,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:03,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:03,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:04,340 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 20:53:08,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:08,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 147 states and 300 transitions. [2022-12-14 20:53:08,166 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 300 transitions. [2022-12-14 20:53:08,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 20:53:08,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:08,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:08,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:08,193 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 20:53:12,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:12,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 149 states and 302 transitions. [2022-12-14 20:53:12,673 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 302 transitions. [2022-12-14 20:53:12,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:53:12,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:12,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:14,992 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:53:31,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:31,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 159 states and 332 transitions. [2022-12-14 20:53:31,364 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 332 transitions. [2022-12-14 20:53:31,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:53:31,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:31,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:31,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:31,426 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:53:35,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:35,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 162 states and 342 transitions. [2022-12-14 20:53:35,925 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 342 transitions. [2022-12-14 20:53:35,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:53:35,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:35,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:35,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:35,978 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:53:41,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:41,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 353 states to 165 states and 353 transitions. [2022-12-14 20:53:41,432 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 353 transitions. [2022-12-14 20:53:41,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:53:41,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:41,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:41,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:41,499 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:53:44,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:44,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 167 states and 360 transitions. [2022-12-14 20:53:44,625 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 360 transitions. [2022-12-14 20:53:44,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:53:44,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:44,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:44,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:44,744 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-14 20:53:49,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:49,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 170 states and 367 transitions. [2022-12-14 20:53:49,863 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 367 transitions. [2022-12-14 20:53:49,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:53:49,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:49,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:49,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:49,917 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 8 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:53:52,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:52,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 172 states and 373 transitions. [2022-12-14 20:53:52,980 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 373 transitions. [2022-12-14 20:53:52,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:53:52,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:52,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:52,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:53,803 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 13 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:54:00,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:00,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 175 states and 384 transitions. [2022-12-14 20:54:00,237 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 384 transitions. [2022-12-14 20:54:00,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:54:00,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:00,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:00,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:00,360 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 20:54:08,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:08,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 180 states and 400 transitions. [2022-12-14 20:54:08,953 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 400 transitions. [2022-12-14 20:54:08,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:54:08,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:08,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:08,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:09,962 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 20:54:22,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:22,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 187 states and 433 transitions. [2022-12-14 20:54:22,197 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 433 transitions. [2022-12-14 20:54:22,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:54:22,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:22,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:22,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:22,311 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 20:54:26,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:26,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 189 states and 441 transitions. [2022-12-14 20:54:26,030 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 441 transitions. [2022-12-14 20:54:26,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 20:54:26,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:26,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:26,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:26,054 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-14 20:54:27,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:27,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 190 states and 441 transitions. [2022-12-14 20:54:27,117 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 441 transitions. [2022-12-14 20:54:27,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 20:54:27,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:27,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:27,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:27,240 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 20:54:29,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:29,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 191 states and 443 transitions. [2022-12-14 20:54:29,017 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 443 transitions. [2022-12-14 20:54:29,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 20:54:29,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:29,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:29,072 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:54:34,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:34,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 194 states and 449 transitions. [2022-12-14 20:54:34,116 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 449 transitions. [2022-12-14 20:54:34,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 20:54:34,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:34,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:34,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:37,334 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:47,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:47,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 198 states and 465 transitions. [2022-12-14 20:54:47,804 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 465 transitions. [2022-12-14 20:54:47,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 20:54:47,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:47,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:47,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:47,885 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-12-14 20:54:49,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:49,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 199 states and 465 transitions. [2022-12-14 20:54:49,101 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 465 transitions. [2022-12-14 20:54:49,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 20:54:49,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:49,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:49,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:49,577 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:54:53,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:53,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 201 states and 470 transitions. [2022-12-14 20:54:53,606 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 470 transitions. [2022-12-14 20:54:53,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 20:54:53,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:53,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:53,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:53,661 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 9 proven. 11 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 20:55:01,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:01,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 205 states and 482 transitions. [2022-12-14 20:55:01,421 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 482 transitions. [2022-12-14 20:55:01,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:55:01,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:01,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:01,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:01,448 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 16 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:55:03,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:03,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 206 states and 488 transitions. [2022-12-14 20:55:03,077 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 488 transitions. [2022-12-14 20:55:03,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:55:03,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:03,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:03,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:03,144 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 20:55:05,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:05,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 207 states and 489 transitions. [2022-12-14 20:55:05,221 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 489 transitions. [2022-12-14 20:55:05,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:55:05,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:05,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:05,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:06,228 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 14 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:55:15,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:15,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 211 states and 498 transitions. [2022-12-14 20:55:15,192 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 498 transitions. [2022-12-14 20:55:15,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:55:15,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:15,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:15,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:18,021 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 4 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:55:24,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:24,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 213 states and 504 transitions. [2022-12-14 20:55:24,241 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 504 transitions. [2022-12-14 20:55:24,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:55:24,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:24,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:24,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:27,479 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:55:35,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:35,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 216 states and 508 transitions. [2022-12-14 20:55:35,471 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 508 transitions. [2022-12-14 20:55:35,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:55:35,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:35,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:35,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:35,527 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 9 proven. 14 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 20:55:37,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:37,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 217 states and 508 transitions. [2022-12-14 20:55:37,236 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 508 transitions. [2022-12-14 20:55:37,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:55:37,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:37,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:37,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:40,329 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:55:57,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:57,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 224 states and 529 transitions. [2022-12-14 20:55:57,115 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 529 transitions. [2022-12-14 20:55:57,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:55:57,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:57,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:57,866 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:56:02,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:56:02,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 226 states and 538 transitions. [2022-12-14 20:56:02,166 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 538 transitions. [2022-12-14 20:56:02,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 20:56:02,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:56:02,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:56:02,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:56:02,911 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:56:07,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:56:07,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 228 states and 546 transitions. [2022-12-14 20:56:07,761 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 546 transitions. [2022-12-14 20:56:07,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 20:56:07,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:56:07,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:56:07,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:56:09,289 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 20:56:23,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:56:23,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 234 states and 568 transitions. [2022-12-14 20:56:23,096 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 568 transitions. [2022-12-14 20:56:23,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 20:56:23,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:56:23,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:56:23,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:56:23,498 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 20:56:26,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:56:26,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 236 states and 569 transitions. [2022-12-14 20:56:26,768 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 569 transitions. [2022-12-14 20:56:26,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:56:26,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:56:26,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:56:26,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:56:33,788 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:57:07,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:57:07,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 248 states and 603 transitions. [2022-12-14 20:57:07,295 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 603 transitions. [2022-12-14 20:57:07,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:57:07,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:57:07,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:57:07,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:57:07,574 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:57:13,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:57:13,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 251 states and 610 transitions. [2022-12-14 20:57:13,572 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 610 transitions. [2022-12-14 20:57:13,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:57:13,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:57:13,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:57:13,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:57:18,310 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:57:27,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:57:27,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 253 states and 619 transitions. [2022-12-14 20:57:27,355 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 619 transitions. [2022-12-14 20:57:27,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:57:27,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:57:27,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:57:27,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:57:27,646 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 6 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:57:30,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:57:30,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 254 states and 622 transitions. [2022-12-14 20:57:30,118 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 622 transitions. [2022-12-14 20:57:30,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 20:57:30,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:57:30,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:57:30,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:57:36,449 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:57:54,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:57:54,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 258 states and 636 transitions. [2022-12-14 20:57:54,012 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 636 transitions. [2022-12-14 20:57:54,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 20:57:54,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:57:54,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:57:54,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:57:54,070 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 20:58:01,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:01,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 261 states and 640 transitions. [2022-12-14 20:58:01,990 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 640 transitions. [2022-12-14 20:58:01,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 20:58:01,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:01,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:02,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:02,137 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 12 proven. 24 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 20:58:12,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:12,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 267 states and 649 transitions. [2022-12-14 20:58:12,832 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 649 transitions. [2022-12-14 20:58:12,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 20:58:12,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:12,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:12,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:18,785 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:58:36,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:36,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 272 states and 669 transitions. [2022-12-14 20:58:36,634 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 669 transitions. [2022-12-14 20:58:36,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 20:58:36,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:36,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:40,693 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 37 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 20:59:13,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:59:13,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 284 states and 699 transitions. [2022-12-14 20:59:13,311 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 699 transitions. [2022-12-14 20:59:13,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 20:59:13,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:59:13,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:59:13,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:59:14,331 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 6 proven. 50 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 20:59:32,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:59:32,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 291 states and 725 transitions. [2022-12-14 20:59:32,604 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 725 transitions. [2022-12-14 20:59:32,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 20:59:32,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:59:32,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:59:32,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:59:32,793 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 4 proven. 34 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 20:59:38,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:59:38,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 293 states and 729 transitions. [2022-12-14 20:59:38,307 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 729 transitions. [2022-12-14 20:59:38,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 20:59:38,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:59:38,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:59:38,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:59:40,500 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:59:46,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:59:46,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 295 states and 739 transitions. [2022-12-14 20:59:46,646 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 739 transitions. [2022-12-14 20:59:46,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 20:59:46,646 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:59:46,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:59:46,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:59:46,711 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 36 proven. 8 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-14 20:59:49,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:59:49,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 296 states and 740 transitions. [2022-12-14 20:59:49,203 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 740 transitions. [2022-12-14 20:59:49,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 20:59:49,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:59:49,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:59:49,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:59:53,762 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 21:00:03,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:00:03,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 298 states and 745 transitions. [2022-12-14 21:00:03,682 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 745 transitions. [2022-12-14 21:00:03,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 21:00:03,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:00:03,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:00:03,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:00:11,160 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:00:22,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:00:22,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 300 states and 748 transitions. [2022-12-14 21:00:22,576 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 748 transitions. [2022-12-14 21:00:22,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 21:00:22,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:00:22,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:00:22,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:00:22,733 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 18 proven. 27 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:00:30,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:00:30,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 767 states to 303 states and 767 transitions. [2022-12-14 21:00:30,225 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 767 transitions. [2022-12-14 21:00:30,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 21:00:30,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:00:30,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:00:30,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:00:40,667 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 2 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:01:30,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:01:30,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 318 states and 810 transitions. [2022-12-14 21:01:30,561 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 810 transitions. [2022-12-14 21:01:30,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 21:01:30,562 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:01:30,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:01:30,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:01:31,164 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 13 proven. 44 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-14 21:01:37,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:01:37,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 320 states and 813 transitions. [2022-12-14 21:01:37,350 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 813 transitions. [2022-12-14 21:01:37,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 21:01:37,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:01:37,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:01:37,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:01:38,776 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 14 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:01:43,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:01:43,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 322 states and 815 transitions. [2022-12-14 21:01:43,766 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 815 transitions. [2022-12-14 21:01:43,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 21:01:43,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:01:43,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:01:43,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:01:44,383 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 14 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:01:55,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:01:55,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 327 states and 826 transitions. [2022-12-14 21:01:55,535 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 826 transitions. [2022-12-14 21:01:55,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-12-14 21:01:55,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:01:55,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:01:55,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:02:05,574 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 2 proven. 86 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:02:21,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:02:21,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 329 states and 832 transitions. [2022-12-14 21:02:21,956 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 832 transitions. [2022-12-14 21:02:21,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 21:02:21,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:02:21,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:02:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:02:31,623 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 4 proven. 65 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 21:02:45,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:02:45,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 331 states and 836 transitions. [2022-12-14 21:02:45,704 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 836 transitions. [2022-12-14 21:02:45,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 21:02:45,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:02:45,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:02:45,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:02:53,976 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:03:13,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:03:13,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 335 states and 850 transitions. [2022-12-14 21:03:13,548 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 850 transitions. [2022-12-14 21:03:13,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 21:03:13,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:03:13,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:03:13,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:03:13,646 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 48 proven. 9 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-12-14 21:03:25,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:03:25,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 339 states and 858 transitions. [2022-12-14 21:03:25,031 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 858 transitions. [2022-12-14 21:03:25,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-12-14 21:03:25,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:03:25,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:03:25,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:03:27,275 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 27 proven. 32 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-14 21:03:39,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:03:39,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 343 states and 866 transitions. [2022-12-14 21:03:39,055 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 866 transitions. [2022-12-14 21:03:39,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 21:03:39,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:03:39,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:03:39,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:03:40,242 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 4 proven. 81 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:03:53,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:03:53,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 347 states and 884 transitions. [2022-12-14 21:03:53,469 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 884 transitions. [2022-12-14 21:03:53,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 21:03:53,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:03:53,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:03:53,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:03:59,707 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:04:13,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:04:13,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 350 states and 897 transitions. [2022-12-14 21:04:13,520 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 897 transitions. [2022-12-14 21:04:13,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 21:04:13,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:04:13,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:04:13,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:04:21,706 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 4 proven. 81 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-14 21:04:35,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:04:35,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 352 states and 905 transitions. [2022-12-14 21:04:35,698 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 905 transitions. [2022-12-14 21:04:35,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 21:04:35,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:04:35,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:04:35,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:04:39,133 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 14 proven. 84 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-14 21:04:46,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:04:46,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 354 states and 908 transitions. [2022-12-14 21:04:46,281 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 908 transitions. [2022-12-14 21:04:46,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 21:04:46,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:04:46,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:04:46,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:04:51,388 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 59 proven. 47 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.