./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/termination-crafted/Benghazi.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d74937-c7de-4089-9fb9-587ce548746d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d74937-c7de-4089-9fb9-587ce548746d/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d74937-c7de-4089-9fb9-587ce548746d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d74937-c7de-4089-9fb9-587ce548746d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/termination-crafted/Benghazi.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d74937-c7de-4089-9fb9-587ce548746d/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d74937-c7de-4089-9fb9-587ce548746d/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9edf84ee73e15e033440f38035e679f46457b07702832d589a58530a086e57e5 --- 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-dbf71c6-m [2022-10-17 16:32:54,428 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:32:54,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:32:54,462 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:32:54,463 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:32:54,465 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:32:54,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:32:54,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:32:54,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:32:54,473 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:32:54,474 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:32:54,476 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:32:54,476 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:32:54,477 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:32:54,479 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:32:54,480 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:32:54,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:32:54,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:32:54,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:32:54,494 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:32:54,497 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:32:54,499 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:32:54,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:32:54,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:32:54,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:32:54,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:32:54,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:32:54,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:32:54,521 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:32:54,522 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:32:54,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:32:54,525 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:32:54,527 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:32:54,528 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:32:54,530 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:32:54,531 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:32:54,531 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:32:54,532 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:32:54,544 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:32:54,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:32:54,546 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:32:54,548 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d74937-c7de-4089-9fb9-587ce548746d/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-64bit-Kojak_Default.epf [2022-10-17 16:32:54,616 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:32:54,618 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:32:54,619 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:32:54,619 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:32:54,620 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:32:54,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:32:54,621 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:32:54,621 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:32:54,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:32:54,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:32:54,623 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:32:54,623 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:32:54,623 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:32:54,623 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:32:54,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:32:54,624 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:32:54,624 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:32:54,624 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:32:54,625 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:32:54,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:32:54,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:54,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:32:54,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:32:54,626 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:32:54,626 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:32:54,626 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:32:54,628 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:32:54,628 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_96d74937-c7de-4089-9fb9-587ce548746d/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d74937-c7de-4089-9fb9-587ce548746d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9edf84ee73e15e033440f38035e679f46457b07702832d589a58530a086e57e5 [2022-10-17 16:32:54,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:32:54,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:32:54,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:32:54,897 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:32:54,898 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:32:54,900 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d74937-c7de-4089-9fb9-587ce548746d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/termination-crafted/Benghazi.c [2022-10-17 16:32:54,965 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d74937-c7de-4089-9fb9-587ce548746d/bin/ukojak-92XMlrwhuB/data/99cc96ea8/d759eef13b2b4253b49a5ec9f701d56b/FLAG21311694c [2022-10-17 16:32:55,425 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:32:55,432 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d74937-c7de-4089-9fb9-587ce548746d/sv-benchmarks/c/termination-crafted/Benghazi.c [2022-10-17 16:32:55,438 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d74937-c7de-4089-9fb9-587ce548746d/bin/ukojak-92XMlrwhuB/data/99cc96ea8/d759eef13b2b4253b49a5ec9f701d56b/FLAG21311694c [2022-10-17 16:32:55,830 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d74937-c7de-4089-9fb9-587ce548746d/bin/ukojak-92XMlrwhuB/data/99cc96ea8/d759eef13b2b4253b49a5ec9f701d56b [2022-10-17 16:32:55,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:32:55,834 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:32:55,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:55,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:32:55,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:32:55,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:55" (1/1) ... [2022-10-17 16:32:55,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3724cd27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:55, skipping insertion in model container [2022-10-17 16:32:55,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:32:55" (1/1) ... [2022-10-17 16:32:55,846 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:32:55,857 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:32:56,016 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:56,019 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:32:56,033 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:32:56,045 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:32:56,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:56 WrapperNode [2022-10-17 16:32:56,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:32:56,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:56,047 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:32:56,047 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:32:56,055 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:56" (1/1) ... [2022-10-17 16:32:56,059 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:56" (1/1) ... [2022-10-17 16:32:56,075 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 27 [2022-10-17 16:32:56,076 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:32:56,077 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:32:56,077 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:32:56,077 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:32:56,086 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:56" (1/1) ... [2022-10-17 16:32:56,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:56" (1/1) ... [2022-10-17 16:32:56,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:56" (1/1) ... [2022-10-17 16:32:56,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:56" (1/1) ... [2022-10-17 16:32:56,089 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:56" (1/1) ... [2022-10-17 16:32:56,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:56" (1/1) ... [2022-10-17 16:32:56,093 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:56" (1/1) ... [2022-10-17 16:32:56,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:56" (1/1) ... [2022-10-17 16:32:56,095 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:32:56,096 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:32:56,096 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:32:56,096 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:32:56,097 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:32:56" (1/1) ... [2022-10-17 16:32:56,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:32:56,118 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d74937-c7de-4089-9fb9-587ce548746d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:32:56,130 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d74937-c7de-4089-9fb9-587ce548746d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:32:56,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_96d74937-c7de-4089-9fb9-587ce548746d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:32:56,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:32:56,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:32:56,248 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:32:56,250 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:32:56,336 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:32:56,356 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:32:56,357 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:32:56,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:56 BoogieIcfgContainer [2022-10-17 16:32:56,359 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:32:56,360 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:32:56,360 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:32:56,374 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:32:56,374 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:32:56" (1/1) ... [2022-10-17 16:32:56,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:32:56,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:56,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-10-17 16:32:56,436 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-10-17 16:32:56,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 16:32:56,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:56,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:56,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:56,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:56,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 17 states and 19 transitions. [2022-10-17 16:32:56,621 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 19 transitions. [2022-10-17 16:32:56,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:32:56,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:56,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:56,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:56,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:56,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:56,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2022-10-17 16:32:56,931 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2022-10-17 16:32:56,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:32:56,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:56,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:57,009 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:57,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:57,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2022-10-17 16:32:57,384 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2022-10-17 16:32:57,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:32:57,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:57,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:57,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:57,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:57,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:57,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 29 states and 44 transitions. [2022-10-17 16:32:57,927 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 44 transitions. [2022-10-17 16:32:57,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:32:57,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:57,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:57,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:58,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:58,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 34 states and 53 transitions. [2022-10-17 16:32:58,497 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 53 transitions. [2022-10-17 16:32:58,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:32:58,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:58,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:58,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:32:59,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:59,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 41 states and 67 transitions. [2022-10-17 16:32:59,545 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2022-10-17 16:32:59,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:32:59,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:59,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:59,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:59,715 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:00,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:00,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 46 states and 78 transitions. [2022-10-17 16:33:00,709 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 78 transitions. [2022-10-17 16:33:00,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:33:00,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:00,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:00,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:00,817 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:01,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:01,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 52 states and 96 transitions. [2022-10-17 16:33:01,600 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 96 transitions. [2022-10-17 16:33:01,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:33:01,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:01,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:01,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:01,666 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:02,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:02,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 56 states and 102 transitions. [2022-10-17 16:33:02,148 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 102 transitions. [2022-10-17 16:33:02,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:33:02,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:02,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:02,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:02,247 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:03,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:03,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 60 states and 114 transitions. [2022-10-17 16:33:03,029 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 114 transitions. [2022-10-17 16:33:03,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:33:03,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:03,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:03,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:03,078 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:03,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:03,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 62 states and 116 transitions. [2022-10-17 16:33:03,323 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 116 transitions. [2022-10-17 16:33:03,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:33:03,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:03,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:03,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:03,414 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:04,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:04,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 67 states and 129 transitions. [2022-10-17 16:33:04,291 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 129 transitions. [2022-10-17 16:33:04,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:33:04,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:04,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:04,346 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:04,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:04,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 69 states and 131 transitions. [2022-10-17 16:33:04,771 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 131 transitions. [2022-10-17 16:33:04,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:33:04,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:04,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:04,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:04,798 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:05,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:05,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 71 states and 134 transitions. [2022-10-17 16:33:05,014 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 134 transitions. [2022-10-17 16:33:05,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:33:05,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:05,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:05,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:05,038 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:05,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:05,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 73 states and 136 transitions. [2022-10-17 16:33:05,444 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 136 transitions. [2022-10-17 16:33:05,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:33:05,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:05,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:05,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:05,600 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:06,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:06,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 75 states and 138 transitions. [2022-10-17 16:33:06,046 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 138 transitions. [2022-10-17 16:33:06,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:33:06,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:06,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:06,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:06,078 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:06,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:06,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 78 states and 147 transitions. [2022-10-17 16:33:06,584 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 147 transitions. [2022-10-17 16:33:06,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:33:06,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:06,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:06,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:06,611 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:07,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:07,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 82 states and 153 transitions. [2022-10-17 16:33:07,373 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 153 transitions. [2022-10-17 16:33:07,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:33:07,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:07,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:07,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:07,878 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:09,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:09,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 88 states and 169 transitions. [2022-10-17 16:33:09,801 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 169 transitions. [2022-10-17 16:33:09,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:33:09,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:09,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:09,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:09,850 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:10,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:10,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 92 states and 174 transitions. [2022-10-17 16:33:10,745 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 174 transitions. [2022-10-17 16:33:10,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:33:10,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:10,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:10,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:10,841 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:11,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:11,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 94 states and 175 transitions. [2022-10-17 16:33:11,258 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 175 transitions. [2022-10-17 16:33:11,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:33:11,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:11,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:11,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:11,291 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:11,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:11,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 95 states and 176 transitions. [2022-10-17 16:33:11,671 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 176 transitions. [2022-10-17 16:33:11,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:33:11,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:11,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:11,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:11,703 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:11,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:11,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 96 states and 176 transitions. [2022-10-17 16:33:11,846 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 176 transitions. [2022-10-17 16:33:11,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:33:11,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:11,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:11,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:11,958 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:13,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:13,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 101 states and 194 transitions. [2022-10-17 16:33:13,225 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 194 transitions. [2022-10-17 16:33:13,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:33:13,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:13,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:13,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:13,254 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:13,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:13,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 104 states and 199 transitions. [2022-10-17 16:33:13,891 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 199 transitions. [2022-10-17 16:33:13,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:33:13,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:13,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:13,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:13,935 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:14,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:14,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 107 states and 204 transitions. [2022-10-17 16:33:14,793 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 204 transitions. [2022-10-17 16:33:14,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:33:14,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:14,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:14,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:14,830 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:15,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:15,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 109 states and 205 transitions. [2022-10-17 16:33:15,105 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 205 transitions. [2022-10-17 16:33:15,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:33:15,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:15,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:15,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:15,144 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:17,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:17,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 117 states and 219 transitions. [2022-10-17 16:33:17,451 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 219 transitions. [2022-10-17 16:33:17,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:33:17,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:17,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:17,489 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:18,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:18,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 120 states and 223 transitions. [2022-10-17 16:33:18,184 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 223 transitions. [2022-10-17 16:33:18,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:33:18,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:18,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:19,346 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 2 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:22,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:22,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 126 states and 238 transitions. [2022-10-17 16:33:22,411 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 238 transitions. [2022-10-17 16:33:22,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:33:22,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:22,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:22,683 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:24,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:24,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 132 states and 273 transitions. [2022-10-17 16:33:24,448 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 273 transitions. [2022-10-17 16:33:24,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:33:24,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:24,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:24,488 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:25,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:25,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 134 states and 274 transitions. [2022-10-17 16:33:25,373 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 274 transitions. [2022-10-17 16:33:25,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:33:25,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:25,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:25,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:25,415 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:26,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:26,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 136 states and 278 transitions. [2022-10-17 16:33:26,129 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 278 transitions. [2022-10-17 16:33:26,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:33:26,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:26,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:26,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:26,182 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:26,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:26,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 138 states and 280 transitions. [2022-10-17 16:33:26,594 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 280 transitions. [2022-10-17 16:33:26,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:33:26,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:26,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:26,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:26,626 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:27,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:27,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 138 states and 278 transitions. [2022-10-17 16:33:27,048 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 278 transitions. [2022-10-17 16:33:27,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:33:27,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:27,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:27,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:27,072 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 16:33:27,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:27,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 140 states and 280 transitions. [2022-10-17 16:33:27,560 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 280 transitions. [2022-10-17 16:33:27,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:33:27,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:27,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:27,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:27,746 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.