./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/cstrcpy_malloc.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259ee832-7a74-45b7-a946-a2457d8923e7/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259ee832-7a74-45b7-a946-a2457d8923e7/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259ee832-7a74-45b7-a946-a2457d8923e7/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259ee832-7a74-45b7-a946-a2457d8923e7/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/cstrcpy_malloc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259ee832-7a74-45b7-a946-a2457d8923e7/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259ee832-7a74-45b7-a946-a2457d8923e7/bin/ukojak-pZX7IvK2PQ --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 b3793c1153138718c278bf2758234e75646fb19e62e98d110099399474912470 --- 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-6b4ec56 [2022-11-20 17:46:47,558 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:46:47,561 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:46:47,601 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:46:47,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:46:47,605 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:46:47,608 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:46:47,610 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:46:47,612 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:46:47,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:46:47,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:46:47,615 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:46:47,615 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:46:47,616 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:46:47,617 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:46:47,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:46:47,619 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:46:47,620 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:46:47,621 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:46:47,626 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:46:47,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:46:47,631 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:46:47,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:46:47,634 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:46:47,640 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:46:47,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:46:47,641 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:46:47,642 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:46:47,642 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:46:47,643 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:46:47,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:46:47,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:46:47,645 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:46:47,646 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:46:47,647 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:46:47,647 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:46:47,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:46:47,648 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:46:47,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:46:47,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:46:47,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:46:47,655 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259ee832-7a74-45b7-a946-a2457d8923e7/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2022-11-20 17:46:47,681 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:46:47,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:46:47,683 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:46:47,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:46:47,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:46:47,684 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:46:47,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:46:47,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:46:47,684 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 17:46:47,684 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 17:46:47,685 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 17:46:47,686 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:46:47,686 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:46:47,686 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:46:47,686 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:46:47,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:46:47,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:46:47,687 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:46:47,687 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:46:47,687 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:46:47,687 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:46:47,688 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_259ee832-7a74-45b7-a946-a2457d8923e7/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259ee832-7a74-45b7-a946-a2457d8923e7/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3793c1153138718c278bf2758234e75646fb19e62e98d110099399474912470 [2022-11-20 17:46:47,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:46:48,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:46:48,011 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:46:48,013 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:46:48,013 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:46:48,014 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259ee832-7a74-45b7-a946-a2457d8923e7/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/termination-15/cstrcpy_malloc.i [2022-11-20 17:46:51,120 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:46:51,467 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:46:51,467 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259ee832-7a74-45b7-a946-a2457d8923e7/sv-benchmarks/c/termination-15/cstrcpy_malloc.i [2022-11-20 17:46:51,480 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259ee832-7a74-45b7-a946-a2457d8923e7/bin/ukojak-pZX7IvK2PQ/data/570d41b25/4ecd81c6d7f54a61ac5c42d7d7d52865/FLAG41d05254e [2022-11-20 17:46:51,503 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259ee832-7a74-45b7-a946-a2457d8923e7/bin/ukojak-pZX7IvK2PQ/data/570d41b25/4ecd81c6d7f54a61ac5c42d7d7d52865 [2022-11-20 17:46:51,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:46:51,512 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:46:51,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:46:51,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:46:51,516 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:46:51,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:46:51" (1/1) ... [2022-11-20 17:46:51,518 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47bea375 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:51, skipping insertion in model container [2022-11-20 17:46:51,518 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:46:51" (1/1) ... [2022-11-20 17:46:51,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:46:51,572 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:46:51,926 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:46:51,938 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:46:52,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:46:52,041 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:46:52,041 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:52 WrapperNode [2022-11-20 17:46:52,042 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:46:52,043 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:46:52,043 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:46:52,043 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:46:52,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:52" (1/1) ... [2022-11-20 17:46:52,074 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:52" (1/1) ... [2022-11-20 17:46:52,096 INFO L138 Inliner]: procedures = 152, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 59 [2022-11-20 17:46:52,096 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:46:52,097 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:46:52,097 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:46:52,097 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:46:52,106 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:52" (1/1) ... [2022-11-20 17:46:52,106 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:52" (1/1) ... [2022-11-20 17:46:52,113 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:52" (1/1) ... [2022-11-20 17:46:52,123 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:52" (1/1) ... [2022-11-20 17:46:52,128 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:52" (1/1) ... [2022-11-20 17:46:52,132 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:52" (1/1) ... [2022-11-20 17:46:52,133 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:52" (1/1) ... [2022-11-20 17:46:52,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:52" (1/1) ... [2022-11-20 17:46:52,136 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:46:52,137 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:46:52,137 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:46:52,137 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:46:52,138 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:46:52" (1/1) ... [2022-11-20 17:46:52,151 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:46:52,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259ee832-7a74-45b7-a946-a2457d8923e7/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:46:52,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259ee832-7a74-45b7-a946-a2457d8923e7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:46:52,187 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_259ee832-7a74-45b7-a946-a2457d8923e7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:46:52,215 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:46:52,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:46:52,216 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 17:46:52,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:46:52,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:46:52,216 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:46:52,318 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:46:52,321 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:46:52,538 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:46:52,578 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:46:52,578 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:46:52,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:46:52 BoogieIcfgContainer [2022-11-20 17:46:52,581 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:46:52,582 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:46:52,582 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:46:52,593 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:46:52,594 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:46:52" (1/1) ... [2022-11-20 17:46:52,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:46:52,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:52,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2022-11-20 17:46:52,727 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2022-11-20 17:46:52,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:46:52,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:52,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:52,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:52,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:52,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:52,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 30 states and 32 transitions. [2022-11-20 17:46:52,961 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2022-11-20 17:46:52,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:46:52,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:52,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:53,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:53,158 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:53,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:53,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 29 states and 31 transitions. [2022-11-20 17:46:53,199 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 31 transitions. [2022-11-20 17:46:53,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:46:53,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:53,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:53,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:53,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:53,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:53,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 28 states and 30 transitions. [2022-11-20 17:46:53,851 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 30 transitions. [2022-11-20 17:46:53,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:46:53,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:53,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:53,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:54,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:54,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:54,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 30 states and 32 transitions. [2022-11-20 17:46:54,133 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2022-11-20 17:46:54,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:46:54,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:54,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:54,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:54,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:55,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:55,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 32 states and 35 transitions. [2022-11-20 17:46:55,046 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 35 transitions. [2022-11-20 17:46:55,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:46:55,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:55,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:55,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:55,311 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:56,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:56,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 35 states and 40 transitions. [2022-11-20 17:46:56,137 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 40 transitions. [2022-11-20 17:46:56,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:46:56,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:56,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:56,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:56,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:58,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:58,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 38 states and 45 transitions. [2022-11-20 17:46:58,442 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2022-11-20 17:46:58,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:46:58,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:58,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:58,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:58,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:46:59,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:46:59,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 44 states and 57 transitions. [2022-11-20 17:46:59,590 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 57 transitions. [2022-11-20 17:46:59,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:46:59,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:46:59,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:46:59,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:59,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:47:00,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:00,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 46 states and 61 transitions. [2022-11-20 17:47:00,528 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2022-11-20 17:47:00,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:47:00,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:00,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:00,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:01,243 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:04,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:04,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 52 states and 71 transitions. [2022-11-20 17:47:04,252 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2022-11-20 17:47:04,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:47:04,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:04,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:04,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:04,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:07,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:07,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 59 states and 83 transitions. [2022-11-20 17:47:07,422 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 83 transitions. [2022-11-20 17:47:07,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:47:07,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:07,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:07,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:09,293 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:15,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:15,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 66 states and 99 transitions. [2022-11-20 17:47:15,082 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 99 transitions. [2022-11-20 17:47:15,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:47:15,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:15,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:15,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:15,266 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:17,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:17,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 69 states and 106 transitions. [2022-11-20 17:47:17,164 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 106 transitions. [2022-11-20 17:47:17,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:47:17,165 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:17,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:17,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:17,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:22,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:22,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 77 states and 124 transitions. [2022-11-20 17:47:22,218 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 124 transitions. [2022-11-20 17:47:22,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:47:22,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:22,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:22,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:22,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:27,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:27,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 86 states and 143 transitions. [2022-11-20 17:47:27,531 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 143 transitions. [2022-11-20 17:47:27,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:47:27,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:27,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:27,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:27,741 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:35,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:35,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 96 states and 163 transitions. [2022-11-20 17:47:35,126 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 163 transitions. [2022-11-20 17:47:35,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:47:35,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:35,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:35,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:35,237 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:47:36,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:36,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 97 states and 166 transitions. [2022-11-20 17:47:36,527 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 166 transitions. [2022-11-20 17:47:36,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:47:36,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:36,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:36,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:39,258 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:47:49,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:49,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 104 states and 196 transitions. [2022-11-20 17:47:49,011 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 196 transitions. [2022-11-20 17:47:49,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:47:49,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:49,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:49,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:49,036 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:47:51,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:47:51,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 107 states and 201 transitions. [2022-11-20 17:47:51,781 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 201 transitions. [2022-11-20 17:47:51,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:47:51,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:47:51,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:47:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:47:52,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:48:02,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:02,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 118 states and 227 transitions. [2022-11-20 17:48:02,209 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 227 transitions. [2022-11-20 17:48:02,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:48:02,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:02,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:02,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:02,258 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:48:04,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:04,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 119 states and 232 transitions. [2022-11-20 17:48:04,240 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 232 transitions. [2022-11-20 17:48:04,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:48:04,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:04,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:04,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:04,266 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:48:07,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:07,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 122 states and 237 transitions. [2022-11-20 17:48:07,434 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 237 transitions. [2022-11-20 17:48:07,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:48:07,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:07,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:07,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:10,637 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:48:16,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:16,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 123 states and 246 transitions. [2022-11-20 17:48:16,174 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 246 transitions. [2022-11-20 17:48:16,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:48:16,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:16,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:16,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:17,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:48:34,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:34,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 134 states and 271 transitions. [2022-11-20 17:48:34,642 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 271 transitions. [2022-11-20 17:48:34,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:48:34,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:34,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:34,715 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:48:38,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:38,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 137 states and 276 transitions. [2022-11-20 17:48:38,894 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 276 transitions. [2022-11-20 17:48:38,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:48:38,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:38,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:38,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:38,919 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:48:43,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:43,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 140 states and 281 transitions. [2022-11-20 17:48:43,256 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 281 transitions. [2022-11-20 17:48:43,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:48:43,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:43,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:43,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:43,283 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:48:48,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:48,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 143 states and 286 transitions. [2022-11-20 17:48:48,001 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 286 transitions. [2022-11-20 17:48:48,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:48:48,001 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:48,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:48,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:48,039 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:48:50,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:48:50,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 145 states and 288 transitions. [2022-11-20 17:48:50,662 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 288 transitions. [2022-11-20 17:48:50,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:48:50,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:48:50,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:48:50,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:48:56,406 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:21,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:21,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 334 states to 155 states and 334 transitions. [2022-11-20 17:49:21,467 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 334 transitions. [2022-11-20 17:49:21,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:49:21,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:21,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:21,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:21,911 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:49:28,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:28,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 158 states and 342 transitions. [2022-11-20 17:49:28,779 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 342 transitions. [2022-11-20 17:49:28,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:49:28,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:28,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:28,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:28,838 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-11-20 17:49:30,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:30,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 159 states and 348 transitions. [2022-11-20 17:49:30,642 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 348 transitions. [2022-11-20 17:49:30,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:49:30,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:30,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:30,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:30,668 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:49:33,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:33,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 161 states and 350 transitions. [2022-11-20 17:49:33,633 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 350 transitions. [2022-11-20 17:49:33,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:49:33,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:33,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:33,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:39,598 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:53,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:53,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 166 states and 393 transitions. [2022-11-20 17:49:53,945 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 393 transitions. [2022-11-20 17:49:53,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:49:53,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:53,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:53,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:55,011 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:57,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:57,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 167 states and 399 transitions. [2022-11-20 17:49:57,289 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 399 transitions. [2022-11-20 17:49:57,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:49:57,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:57,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:57,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:49:57,342 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 3 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-11-20 17:49:59,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:59,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 167 states and 398 transitions. [2022-11-20 17:49:59,136 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 398 transitions. [2022-11-20 17:49:59,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:49:59,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:59,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:59,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:01,391 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-11-20 17:50:13,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:13,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 171 states and 414 transitions. [2022-11-20 17:50:13,689 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 414 transitions. [2022-11-20 17:50:13,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:50:13,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:13,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:13,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:13,731 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:50:17,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:17,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 173 states and 416 transitions. [2022-11-20 17:50:17,331 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 416 transitions. [2022-11-20 17:50:17,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:50:17,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:17,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:17,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:17,380 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:50:20,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:20,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 175 states and 423 transitions. [2022-11-20 17:50:20,821 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 423 transitions. [2022-11-20 17:50:20,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:50:20,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:20,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:20,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:20,850 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:50:24,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:24,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 177 states and 425 transitions. [2022-11-20 17:50:24,556 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 425 transitions. [2022-11-20 17:50:24,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:50:24,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:24,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:24,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:24,576 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:50:26,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:26,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 178 states and 429 transitions. [2022-11-20 17:50:26,699 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 429 transitions. [2022-11-20 17:50:26,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:50:26,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:26,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:26,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:26,725 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:50:28,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:28,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 179 states and 432 transitions. [2022-11-20 17:50:28,109 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 432 transitions. [2022-11-20 17:50:28,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:50:28,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:28,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:28,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:35,326 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:50:52,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:50:52,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 451 states to 183 states and 451 transitions. [2022-11-20 17:50:52,723 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 451 transitions. [2022-11-20 17:50:52,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:50:52,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:50:52,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:50:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:50:52,754 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:51:00,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:00,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 187 states and 460 transitions. [2022-11-20 17:51:00,590 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 460 transitions. [2022-11-20 17:51:00,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:51:00,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:00,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:00,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:01,161 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:08,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:08,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 190 states and 474 transitions. [2022-11-20 17:51:08,400 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 474 transitions. [2022-11-20 17:51:08,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:51:08,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:08,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:08,878 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:51:11,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:11,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 191 states and 486 transitions. [2022-11-20 17:51:11,703 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 486 transitions. [2022-11-20 17:51:11,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:51:11,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:11,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:11,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:11,772 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:51:19,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:19,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 194 states and 490 transitions. [2022-11-20 17:51:19,178 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 490 transitions. [2022-11-20 17:51:19,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:51:19,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:19,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:19,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:19,323 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:51:26,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:26,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 197 states and 496 transitions. [2022-11-20 17:51:26,964 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 496 transitions. [2022-11-20 17:51:26,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:51:26,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:26,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:26,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:27,029 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-20 17:51:28,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:28,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 198 states and 500 transitions. [2022-11-20 17:51:28,840 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 500 transitions. [2022-11-20 17:51:28,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:51:28,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:28,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:28,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:30,600 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:51:37,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:37,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 200 states and 502 transitions. [2022-11-20 17:51:37,002 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 502 transitions. [2022-11-20 17:51:37,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:51:37,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:37,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:37,180 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:51:44,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:44,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 203 states and 508 transitions. [2022-11-20 17:51:44,978 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 508 transitions. [2022-11-20 17:51:44,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:51:44,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:44,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:44,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:48,727 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 17:51:55,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:55,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 204 states and 510 transitions. [2022-11-20 17:51:55,076 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 510 transitions. [2022-11-20 17:51:55,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:51:55,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:55,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:55,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:55,246 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-20 17:51:57,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:51:57,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 205 states and 514 transitions. [2022-11-20 17:51:57,434 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 514 transitions. [2022-11-20 17:51:57,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:51:57,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:51:57,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:51:57,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:05,636 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:52:25,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:52:25,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 209 states and 533 transitions. [2022-11-20 17:52:25,520 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 533 transitions. [2022-11-20 17:52:25,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:52:25,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:52:25,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:52:25,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:52:34,831 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:53:09,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:09,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 217 states and 557 transitions. [2022-11-20 17:53:10,000 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 557 transitions. [2022-11-20 17:53:10,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:53:10,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:10,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:10,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:10,068 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-20 17:53:15,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:15,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 219 states and 559 transitions. [2022-11-20 17:53:15,868 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 559 transitions. [2022-11-20 17:53:15,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 17:53:15,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:15,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:15,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:15,938 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-20 17:53:18,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:18,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 220 states and 561 transitions. [2022-11-20 17:53:18,664 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 561 transitions. [2022-11-20 17:53:18,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:53:18,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:18,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:18,854 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 17:53:24,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:24,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 222 states and 563 transitions. [2022-11-20 17:53:24,275 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 563 transitions. [2022-11-20 17:53:24,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 17:53:24,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:24,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:24,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:24,422 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 17:53:27,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:27,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 223 states and 565 transitions. [2022-11-20 17:53:27,545 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 565 transitions. [2022-11-20 17:53:27,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:53:27,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:27,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:27,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:27,576 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-20 17:53:29,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:53:29,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 224 states and 567 transitions. [2022-11-20 17:53:29,718 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 567 transitions. [2022-11-20 17:53:29,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:53:29,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:53:29,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:53:29,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:53:39,104 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:54:11,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:11,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 232 states and 599 transitions. [2022-11-20 17:54:11,871 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 599 transitions. [2022-11-20 17:54:11,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:54:11,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:11,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:11,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:17,106 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:54:36,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:36,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 235 states and 613 transitions. [2022-11-20 17:54:36,664 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 613 transitions. [2022-11-20 17:54:36,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:54:36,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:36,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:36,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:36,715 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:54:42,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:42,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 237 states and 615 transitions. [2022-11-20 17:54:42,972 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 615 transitions. [2022-11-20 17:54:42,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:54:42,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:42,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:42,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:43,023 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:54:48,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:48,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 239 states and 617 transitions. [2022-11-20 17:54:48,728 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 617 transitions. [2022-11-20 17:54:48,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-20 17:54:48,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:48,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:48,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:48,791 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 17:54:52,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:52,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 240 states and 619 transitions. [2022-11-20 17:54:52,120 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 619 transitions. [2022-11-20 17:54:52,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:54:52,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:52,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:52,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:52,284 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2022-11-20 17:54:57,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:54:57,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 621 states to 242 states and 621 transitions. [2022-11-20 17:54:57,687 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 621 transitions. [2022-11-20 17:54:57,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:54:57,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:54:57,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:54:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:54:57,912 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-11-20 17:55:07,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:07,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 245 states and 625 transitions. [2022-11-20 17:55:07,351 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 625 transitions. [2022-11-20 17:55:07,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:55:07,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:07,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:07,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:18,101 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:55:44,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:44,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 249 states and 645 transitions. [2022-11-20 17:55:44,375 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 645 transitions. [2022-11-20 17:55:44,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:55:44,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:44,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:44,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:44,445 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-11-20 17:55:54,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:55:54,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 252 states and 649 transitions. [2022-11-20 17:55:54,874 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 649 transitions. [2022-11-20 17:55:54,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:55:54,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:55:54,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:55:54,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:55:55,089 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2022-11-20 17:56:01,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:01,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 254 states and 651 transitions. [2022-11-20 17:56:01,767 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 651 transitions. [2022-11-20 17:56:01,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-20 17:56:01,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:01,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:01,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:04,273 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-11-20 17:56:10,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:10,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 255 states and 653 transitions. [2022-11-20 17:56:10,435 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 653 transitions. [2022-11-20 17:56:10,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:56:10,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:10,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:10,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:22,240 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:56:50,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:50,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 259 states and 673 transitions. [2022-11-20 17:56:50,747 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 673 transitions. [2022-11-20 17:56:50,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:56:50,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:50,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:50,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:50,834 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-20 17:56:58,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:56:58,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 261 states and 675 transitions. [2022-11-20 17:56:58,275 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 675 transitions. [2022-11-20 17:56:58,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-20 17:56:58,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:56:58,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:56:58,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:56:58,342 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-20 17:57:01,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:01,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 262 states and 677 transitions. [2022-11-20 17:57:01,817 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 677 transitions. [2022-11-20 17:57:01,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:57:01,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:01,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:01,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:02,098 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 17:57:09,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:09,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 264 states and 679 transitions. [2022-11-20 17:57:09,108 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 679 transitions. [2022-11-20 17:57:09,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:57:09,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:09,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:09,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:09,418 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-20 17:57:13,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:13,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 265 states and 681 transitions. [2022-11-20 17:57:13,660 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 681 transitions. [2022-11-20 17:57:13,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:57:13,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:13,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:13,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:26,210 INFO L134 CoverageAnalysis]: Checked inductivity of 162 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:57:57,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:57:57,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 269 states and 701 transitions. [2022-11-20 17:57:57,282 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 701 transitions. [2022-11-20 17:57:57,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:57:57,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:57:57,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:57:57,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:57:57,362 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2022-11-20 17:58:09,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:09,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 272 states and 705 transitions. [2022-11-20 17:58:09,101 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 705 transitions. [2022-11-20 17:58:09,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:58:09,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:09,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:09,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:09,315 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-11-20 17:58:16,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:16,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 274 states and 707 transitions. [2022-11-20 17:58:16,516 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 707 transitions. [2022-11-20 17:58:16,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-11-20 17:58:16,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:16,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:16,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:16,733 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2022-11-20 17:58:21,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:21,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 275 states and 709 transitions. [2022-11-20 17:58:21,197 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 709 transitions. [2022-11-20 17:58:21,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-11-20 17:58:21,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:21,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:21,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:34,383 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 0 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:59:07,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:07,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 279 states and 729 transitions. [2022-11-20 17:59:07,625 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 729 transitions. [2022-11-20 17:59:07,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-11-20 17:59:07,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:07,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:07,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:07,715 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 144 trivial. 0 not checked. [2022-11-20 17:59:19,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:19,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 282 states and 733 transitions. [2022-11-20 17:59:19,863 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 733 transitions. [2022-11-20 17:59:19,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:59:19,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:19,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:19,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:20,114 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-11-20 17:59:27,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:27,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 284 states and 735 transitions. [2022-11-20 17:59:27,742 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 735 transitions. [2022-11-20 17:59:27,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:59:27,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:27,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:27,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:28,012 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-11-20 17:59:32,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:59:32,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 285 states and 737 transitions. [2022-11-20 17:59:32,429 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 737 transitions. [2022-11-20 17:59:32,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:59:32,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:59:32,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:59:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:59:46,457 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:00:20,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:20,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 289 states and 757 transitions. [2022-11-20 18:00:20,362 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 757 transitions. [2022-11-20 18:00:20,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 18:00:20,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:20,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:20,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:20,593 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-11-20 18:00:32,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:32,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 292 states and 761 transitions. [2022-11-20 18:00:32,761 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 761 transitions. [2022-11-20 18:00:32,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 18:00:32,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:32,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:32,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:00:33,031 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2022-11-20 18:00:40,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:00:40,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 294 states and 763 transitions. [2022-11-20 18:00:40,639 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 763 transitions. [2022-11-20 18:00:40,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 18:00:40,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:00:40,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:00:40,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat