./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/nested_delay_notd2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2090b63-cc00-41e4-9fb9-f541d4ccb147/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2090b63-cc00-41e4-9fb9-f541d4ccb147/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_c2090b63-cc00-41e4-9fb9-f541d4ccb147/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2090b63-cc00-41e4-9fb9-f541d4ccb147/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/nested_delay_notd2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2090b63-cc00-41e4-9fb9-f541d4ccb147/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2090b63-cc00-41e4-9fb9-f541d4ccb147/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a8791b6973aa1a0d5421161a634fa2e6c3276aa5fd05ed6d81de7a2762aa206a --- 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 17:04:58,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:04:58,373 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:04:58,419 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:04:58,420 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:04:58,421 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:04:58,422 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:04:58,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:04:58,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:04:58,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:04:58,438 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:04:58,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:04:58,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:04:58,445 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:04:58,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:04:58,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:04:58,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:04:58,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:04:58,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:04:58,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:04:58,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:04:58,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:04:58,469 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:04:58,470 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:04:58,481 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:04:58,481 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:04:58,482 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:04:58,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:04:58,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:04:58,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:04:58,486 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:04:58,486 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:04:58,488 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:04:58,489 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:04:58,492 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:04:58,492 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:04:58,493 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:04:58,493 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:04:58,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:04:58,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:04:58,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:04:58,496 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2090b63-cc00-41e4-9fb9-f541d4ccb147/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 17:04:58,542 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:04:58,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:04:58,544 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:04:58,544 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:04:58,545 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:04:58,545 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:04:58,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:04:58,545 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:04:58,546 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:04:58,546 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:04:58,547 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:04:58,547 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:04:58,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:04:58,548 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:04:58,548 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:04:58,548 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:04:58,548 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:04:58,548 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:04:58,549 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:04:58,549 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:04:58,549 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:04:58,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:04:58,549 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:04:58,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:04:58,550 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:04:58,550 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:04:58,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:04:58,550 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:04:58,551 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_c2090b63-cc00-41e4-9fb9-f541d4ccb147/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2090b63-cc00-41e4-9fb9-f541d4ccb147/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8791b6973aa1a0d5421161a634fa2e6c3276aa5fd05ed6d81de7a2762aa206a [2022-11-20 17:04:58,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:04:58,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:04:58,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:04:58,934 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:04:58,935 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:04:58,938 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2090b63-cc00-41e4-9fb9-f541d4ccb147/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/loops-crafted-1/nested_delay_notd2.c [2022-11-20 17:05:02,093 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:05:02,294 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:05:02,294 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2090b63-cc00-41e4-9fb9-f541d4ccb147/sv-benchmarks/c/loops-crafted-1/nested_delay_notd2.c [2022-11-20 17:05:02,301 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2090b63-cc00-41e4-9fb9-f541d4ccb147/bin/ukojak-pZX7IvK2PQ/data/e299e52d9/8d75439fba6144bf853ffe5a247c73aa/FLAGa63fc7bd5 [2022-11-20 17:05:02,315 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2090b63-cc00-41e4-9fb9-f541d4ccb147/bin/ukojak-pZX7IvK2PQ/data/e299e52d9/8d75439fba6144bf853ffe5a247c73aa [2022-11-20 17:05:02,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:05:02,319 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:05:02,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:05:02,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:05:02,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:05:02,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:05:02" (1/1) ... [2022-11-20 17:05:02,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7595e4c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:02, skipping insertion in model container [2022-11-20 17:05:02,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:05:02" (1/1) ... [2022-11-20 17:05:02,335 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:05:02,350 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:05:02,534 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2090b63-cc00-41e4-9fb9-f541d4ccb147/sv-benchmarks/c/loops-crafted-1/nested_delay_notd2.c[468,481] [2022-11-20 17:05:02,559 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:05:02,572 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:05:02,590 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2090b63-cc00-41e4-9fb9-f541d4ccb147/sv-benchmarks/c/loops-crafted-1/nested_delay_notd2.c[468,481] [2022-11-20 17:05:02,609 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:05:02,626 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:05:02,626 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:02 WrapperNode [2022-11-20 17:05:02,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:05:02,628 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:05:02,628 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:05:02,630 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:05:02,637 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:02" (1/1) ... [2022-11-20 17:05:02,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:02" (1/1) ... [2022-11-20 17:05:02,673 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 62 [2022-11-20 17:05:02,673 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:05:02,674 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:05:02,674 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:05:02,674 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:05:02,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:02" (1/1) ... [2022-11-20 17:05:02,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:02" (1/1) ... [2022-11-20 17:05:02,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:02" (1/1) ... [2022-11-20 17:05:02,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:02" (1/1) ... [2022-11-20 17:05:02,698 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:02" (1/1) ... [2022-11-20 17:05:02,702 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:02" (1/1) ... [2022-11-20 17:05:02,703 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:02" (1/1) ... [2022-11-20 17:05:02,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:02" (1/1) ... [2022-11-20 17:05:02,706 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:05:02,713 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:05:02,713 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:05:02,713 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:05:02,714 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:02" (1/1) ... [2022-11-20 17:05:02,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:05:02,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2090b63-cc00-41e4-9fb9-f541d4ccb147/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:05:02,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2090b63-cc00-41e4-9fb9-f541d4ccb147/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:05:02,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2090b63-cc00-41e4-9fb9-f541d4ccb147/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:05:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:05:02,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:05:02,808 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:05:02,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:05:02,890 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:05:02,892 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:05:03,119 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:05:03,294 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:05:03,294 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 17:05:03,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:05:03 BoogieIcfgContainer [2022-11-20 17:05:03,297 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:05:03,298 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:05:03,298 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:05:03,311 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:05:03,312 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:05:03" (1/1) ... [2022-11-20 17:05:03,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:05:03,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:03,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2022-11-20 17:05:03,411 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2022-11-20 17:05:03,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-20 17:05:03,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:03,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:03,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:03,685 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 17:05:03,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:03,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 9 states and 12 transitions. [2022-11-20 17:05:03,745 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 12 transitions. [2022-11-20 17:05:03,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-20 17:05:03,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:03,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:03,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:03,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:03,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:03,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 10 states and 15 transitions. [2022-11-20 17:05:03,929 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 15 transitions. [2022-11-20 17:05:03,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:05:03,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:03,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:03,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:04,146 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 17:05:04,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:04,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 11 states and 17 transitions. [2022-11-20 17:05:04,229 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 17 transitions. [2022-11-20 17:05:04,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 17:05:04,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:04,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:04,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:04,358 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:04,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:04,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 12 states and 19 transitions. [2022-11-20 17:05:04,467 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 19 transitions. [2022-11-20 17:05:04,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 17:05:04,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:04,486 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:04,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:04,665 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:04,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:04,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 13 states and 21 transitions. [2022-11-20 17:05:04,765 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 21 transitions. [2022-11-20 17:05:04,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 17:05:04,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:04,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:04,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:04,944 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:05,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:05,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 14 states and 23 transitions. [2022-11-20 17:05:05,037 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 23 transitions. [2022-11-20 17:05:05,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 17:05:05,038 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:05,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:05,183 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:05,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:05,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 15 states and 25 transitions. [2022-11-20 17:05:05,286 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 25 transitions. [2022-11-20 17:05:05,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 17:05:05,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:05,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:05,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:05,435 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:05,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:05,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 16 states and 27 transitions. [2022-11-20 17:05:05,520 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 27 transitions. [2022-11-20 17:05:05,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 17:05:05,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:05,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:05,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:05,661 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:05,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:05,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 17 states and 29 transitions. [2022-11-20 17:05:05,776 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 29 transitions. [2022-11-20 17:05:05,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 17:05:05,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:05,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:05,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:05,939 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:06,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:06,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 18 states and 31 transitions. [2022-11-20 17:05:06,053 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 31 transitions. [2022-11-20 17:05:06,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 17:05:06,054 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:06,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:06,211 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:06,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:06,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 19 states and 33 transitions. [2022-11-20 17:05:06,322 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 33 transitions. [2022-11-20 17:05:06,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 17:05:06,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:06,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:06,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:06,482 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:06,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:06,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 20 states and 35 transitions. [2022-11-20 17:05:06,593 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 35 transitions. [2022-11-20 17:05:06,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 17:05:06,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:06,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:06,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:06,807 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:06,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:06,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 21 states and 37 transitions. [2022-11-20 17:05:06,923 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 37 transitions. [2022-11-20 17:05:06,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 17:05:06,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:06,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:06,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:07,127 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:07,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:07,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 22 states and 39 transitions. [2022-11-20 17:05:07,255 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 39 transitions. [2022-11-20 17:05:07,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 17:05:07,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:07,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:07,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:07,508 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:07,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:07,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 23 states and 41 transitions. [2022-11-20 17:05:07,639 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 41 transitions. [2022-11-20 17:05:07,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 17:05:07,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:07,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:07,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:07,848 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:07,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:07,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 24 states and 43 transitions. [2022-11-20 17:05:07,972 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 43 transitions. [2022-11-20 17:05:07,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 17:05:07,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:07,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:07,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:08,185 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:08,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:08,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 25 states and 45 transitions. [2022-11-20 17:05:08,334 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 45 transitions. [2022-11-20 17:05:08,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 17:05:08,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:08,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:08,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:08,566 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:08,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:08,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 26 states and 47 transitions. [2022-11-20 17:05:08,694 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 47 transitions. [2022-11-20 17:05:08,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 17:05:08,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:08,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:08,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:08,911 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:09,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:09,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 27 states and 49 transitions. [2022-11-20 17:05:09,057 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 49 transitions. [2022-11-20 17:05:09,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 17:05:09,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:09,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:09,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:09,360 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:09,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:09,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 28 states and 50 transitions. [2022-11-20 17:05:09,515 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 50 transitions. [2022-11-20 17:05:09,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 17:05:09,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:09,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:09,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:12,856 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:05:18,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:18,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 51 states and 116 transitions. [2022-11-20 17:05:18,183 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 116 transitions. [2022-11-20 17:05:18,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-20 17:05:18,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:18,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:18,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:18,285 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-20 17:05:25,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:05:25,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 73 states and 158 transitions. [2022-11-20 17:05:25,211 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 158 transitions. [2022-11-20 17:05:25,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:05:25,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:05:25,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:05:25,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:05:44,167 INFO L134 CoverageAnalysis]: Checked inductivity of 863 backedges. 0 proven. 863 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:06:38,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:38,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 117 states and 275 transitions. [2022-11-20 17:06:38,009 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 275 transitions. [2022-11-20 17:06:38,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:06:38,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:38,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:39,770 INFO L134 CoverageAnalysis]: Checked inductivity of 905 backedges. 254 proven. 440 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-20 17:06:47,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:06:47,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 122 states and 287 transitions. [2022-11-20 17:06:47,974 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 287 transitions. [2022-11-20 17:06:47,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-11-20 17:06:47,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:06:47,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:06:47,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:06:48,046 INFO L134 CoverageAnalysis]: Checked inductivity of 910 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 866 trivial. 0 not checked. [2022-11-20 17:07:11,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:07:11,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 142 states and 327 transitions. [2022-11-20 17:07:11,560 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 327 transitions. [2022-11-20 17:07:11,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-20 17:07:11,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:07:11,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:07:11,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:07:52,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1960 backedges. 0 proven. 1960 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:09:49,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:49,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 186 states and 424 transitions. [2022-11-20 17:09:49,709 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 424 transitions. [2022-11-20 17:09:49,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:09:49,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:49,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:49,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:49,809 INFO L134 CoverageAnalysis]: Checked inductivity of 2031 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1965 trivial. 0 not checked. [2022-11-20 17:09:54,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:54,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 188 states and 429 transitions. [2022-11-20 17:09:54,578 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 429 transitions. [2022-11-20 17:09:54,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:09:54,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:54,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:54,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2031 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1965 trivial. 0 not checked. [2022-11-20 17:09:56,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:56,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 189 states and 430 transitions. [2022-11-20 17:09:56,873 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 430 transitions. [2022-11-20 17:09:56,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:09:56,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:56,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:56,970 INFO L134 CoverageAnalysis]: Checked inductivity of 2031 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1965 trivial. 0 not checked. [2022-11-20 17:09:59,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:09:59,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 190 states and 431 transitions. [2022-11-20 17:09:59,327 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 431 transitions. [2022-11-20 17:09:59,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:09:59,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:09:59,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:09:59,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:09:59,419 INFO L134 CoverageAnalysis]: Checked inductivity of 2031 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1965 trivial. 0 not checked. [2022-11-20 17:10:01,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:01,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 191 states and 432 transitions. [2022-11-20 17:10:01,672 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 432 transitions. [2022-11-20 17:10:01,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:10:01,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:01,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:01,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2031 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1965 trivial. 0 not checked. [2022-11-20 17:10:04,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:04,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 192 states and 433 transitions. [2022-11-20 17:10:04,077 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 433 transitions. [2022-11-20 17:10:04,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:10:04,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:04,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:04,163 INFO L134 CoverageAnalysis]: Checked inductivity of 2031 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1965 trivial. 0 not checked. [2022-11-20 17:10:06,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:06,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 193 states and 434 transitions. [2022-11-20 17:10:06,326 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 434 transitions. [2022-11-20 17:10:06,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:10:06,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:06,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:06,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:06,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2031 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1965 trivial. 0 not checked. [2022-11-20 17:10:08,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:08,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 194 states and 435 transitions. [2022-11-20 17:10:08,680 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 435 transitions. [2022-11-20 17:10:08,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:10:08,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:08,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:08,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:08,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2031 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1965 trivial. 0 not checked. [2022-11-20 17:10:10,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:10,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 195 states and 436 transitions. [2022-11-20 17:10:10,919 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 436 transitions. [2022-11-20 17:10:10,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:10:10,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:10,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:10,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:10,989 INFO L134 CoverageAnalysis]: Checked inductivity of 2031 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1965 trivial. 0 not checked. [2022-11-20 17:10:17,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:17,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 198 states and 439 transitions. [2022-11-20 17:10:17,191 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 439 transitions. [2022-11-20 17:10:17,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:10:17,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:17,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:17,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:17,275 INFO L134 CoverageAnalysis]: Checked inductivity of 2031 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1965 trivial. 0 not checked. [2022-11-20 17:10:19,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:19,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 199 states and 440 transitions. [2022-11-20 17:10:19,314 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 440 transitions. [2022-11-20 17:10:19,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:10:19,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:19,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:19,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:19,407 INFO L134 CoverageAnalysis]: Checked inductivity of 2031 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1965 trivial. 0 not checked. [2022-11-20 17:10:23,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:23,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 201 states and 442 transitions. [2022-11-20 17:10:23,413 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 442 transitions. [2022-11-20 17:10:23,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:10:23,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:23,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:23,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:23,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2031 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1965 trivial. 0 not checked. [2022-11-20 17:10:25,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:25,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 202 states and 443 transitions. [2022-11-20 17:10:25,635 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 443 transitions. [2022-11-20 17:10:25,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:10:25,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:25,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:25,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:25,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2031 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1965 trivial. 0 not checked. [2022-11-20 17:10:27,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:27,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 203 states and 444 transitions. [2022-11-20 17:10:27,730 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 444 transitions. [2022-11-20 17:10:27,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:10:27,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:27,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:27,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:27,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2031 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1965 trivial. 0 not checked. [2022-11-20 17:10:31,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:31,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 205 states and 446 transitions. [2022-11-20 17:10:31,879 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 446 transitions. [2022-11-20 17:10:31,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 17:10:31,881 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:31,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:31,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:10:31,971 INFO L134 CoverageAnalysis]: Checked inductivity of 2031 backedges. 66 proven. 0 refuted. 0 times theorem prover too weak. 1965 trivial. 0 not checked. [2022-11-20 17:10:33,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:10:33,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 206 states and 446 transitions. [2022-11-20 17:10:33,843 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 446 transitions. [2022-11-20 17:10:33,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-20 17:10:33,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:10:33,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:10:33,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:12:01,635 INFO L134 CoverageAnalysis]: Checked inductivity of 3501 backedges. 0 proven. 3501 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:02,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:02,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 250 states and 552 transitions. [2022-11-20 17:15:02,158 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 552 transitions. [2022-11-20 17:15:02,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-20 17:15:02,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:02,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:02,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:49,541 INFO L134 CoverageAnalysis]: Checked inductivity of 3501 backedges. 0 proven. 3501 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:18:41,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:41,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 593 states to 270 states and 593 transitions. [2022-11-20 17:18:41,266 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 593 transitions. [2022-11-20 17:18:41,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-20 17:18:41,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:41,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:41,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat