./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label24.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d478bf38-175f-4a23-88b4-efbcb5286bec/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d478bf38-175f-4a23-88b4-efbcb5286bec/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_d478bf38-175f-4a23-88b4-efbcb5286bec/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d478bf38-175f-4a23-88b4-efbcb5286bec/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label24.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d478bf38-175f-4a23-88b4-efbcb5286bec/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d478bf38-175f-4a23-88b4-efbcb5286bec/bin/ukojak-92XMlrwhuB --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 c49e8ae23817aa2c6b4293aba2a0dafa15622f84ed9ad9570ae0d323ad70f2e2 --- 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 16:33:24,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:33:24,428 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:33:24,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:33:24,483 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:33:24,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:33:24,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:33:24,493 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:33:24,496 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:33:24,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:33:24,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:33:24,504 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:33:24,505 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:33:24,511 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:33:24,513 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:33:24,515 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:33:24,517 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:33:24,518 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:33:24,520 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:33:24,527 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:33:24,529 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:33:24,530 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:33:24,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:33:24,535 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:33:24,545 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:33:24,545 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:33:24,546 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:33:24,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:33:24,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:33:24,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:33:24,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:33:24,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:33:24,553 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:33:24,554 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:33:24,556 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:33:24,557 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:33:24,557 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:33:24,558 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:33:24,558 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:33:24,559 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:33:24,560 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:33:24,560 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d478bf38-175f-4a23-88b4-efbcb5286bec/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:33:24,601 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:33:24,601 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:33:24,603 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:33:24,603 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:33:24,604 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:33:24,604 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:33:24,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:33:24,604 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:33:24,605 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:33:24,605 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:33:24,606 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:33:24,606 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:33:24,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:33:24,607 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:33:24,607 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:33:24,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:33:24,607 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:33:24,608 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:33:24,608 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:33:24,608 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:33:24,608 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:33:24,609 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:24,609 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:33:24,609 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:33:24,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:33:24,610 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:33:24,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:33:24,610 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:33:24,610 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_d478bf38-175f-4a23-88b4-efbcb5286bec/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d478bf38-175f-4a23-88b4-efbcb5286bec/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c49e8ae23817aa2c6b4293aba2a0dafa15622f84ed9ad9570ae0d323ad70f2e2 [2022-10-17 16:33:24,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:33:24,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:33:24,883 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:33:24,884 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:33:24,886 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:33:24,888 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d478bf38-175f-4a23-88b4-efbcb5286bec/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem03_label24.c [2022-10-17 16:33:24,978 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d478bf38-175f-4a23-88b4-efbcb5286bec/bin/ukojak-92XMlrwhuB/data/961c8c213/e2dc41a2162340a2a29bb7c67cf44acc/FLAG11dc35d08 [2022-10-17 16:33:25,745 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:33:25,746 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d478bf38-175f-4a23-88b4-efbcb5286bec/sv-benchmarks/c/eca-rers2012/Problem03_label24.c [2022-10-17 16:33:25,766 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d478bf38-175f-4a23-88b4-efbcb5286bec/bin/ukojak-92XMlrwhuB/data/961c8c213/e2dc41a2162340a2a29bb7c67cf44acc/FLAG11dc35d08 [2022-10-17 16:33:25,844 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d478bf38-175f-4a23-88b4-efbcb5286bec/bin/ukojak-92XMlrwhuB/data/961c8c213/e2dc41a2162340a2a29bb7c67cf44acc [2022-10-17 16:33:25,849 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:33:25,852 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:33:25,855 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:25,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:33:25,859 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:33:25,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:25" (1/1) ... [2022-10-17 16:33:25,862 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@196dd4c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:25, skipping insertion in model container [2022-10-17 16:33:25,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:25" (1/1) ... [2022-10-17 16:33:25,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:33:25,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:33:26,620 WARN L230 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_d478bf38-175f-4a23-88b4-efbcb5286bec/sv-benchmarks/c/eca-rers2012/Problem03_label24.c[60015,60028] [2022-10-17 16:33:26,659 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:26,668 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:33:26,959 WARN L230 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_d478bf38-175f-4a23-88b4-efbcb5286bec/sv-benchmarks/c/eca-rers2012/Problem03_label24.c[60015,60028] [2022-10-17 16:33:26,972 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:26,992 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:33:26,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:26 WrapperNode [2022-10-17 16:33:26,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:26,995 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:26,995 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:33:26,996 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:33:27,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:26" (1/1) ... [2022-10-17 16:33:27,055 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:26" (1/1) ... [2022-10-17 16:33:27,160 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2022-10-17 16:33:27,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:27,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:33:27,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:33:27,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:33:27,171 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:26" (1/1) ... [2022-10-17 16:33:27,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:26" (1/1) ... [2022-10-17 16:33:27,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:26" (1/1) ... [2022-10-17 16:33:27,181 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:26" (1/1) ... [2022-10-17 16:33:27,244 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:26" (1/1) ... [2022-10-17 16:33:27,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:26" (1/1) ... [2022-10-17 16:33:27,304 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:26" (1/1) ... [2022-10-17 16:33:27,315 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:26" (1/1) ... [2022-10-17 16:33:27,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:33:27,333 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:33:27,333 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:33:27,333 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:33:27,335 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:26" (1/1) ... [2022-10-17 16:33:27,341 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:27,354 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d478bf38-175f-4a23-88b4-efbcb5286bec/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:33:27,374 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d478bf38-175f-4a23-88b4-efbcb5286bec/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:33:27,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d478bf38-175f-4a23-88b4-efbcb5286bec/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:33:27,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:33:27,421 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:33:27,422 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:33:27,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:33:27,541 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:33:27,543 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:33:29,674 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:33:30,114 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:33:30,115 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:33:30,118 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:30 BoogieIcfgContainer [2022-10-17 16:33:30,119 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:33:30,120 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:33:30,120 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:33:30,130 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:33:30,130 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:30" (1/1) ... [2022-10-17 16:33:30,144 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:33:30,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:30,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2022-10-17 16:33:30,236 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2022-10-17 16:33:30,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 16:33:30,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:30,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:30,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:31,288 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 16:33:32,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:32,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 289 states and 537 transitions. [2022-10-17 16:33:32,384 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 537 transitions. [2022-10-17 16:33:32,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:33:32,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:32,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:32,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:32,804 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:32,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:32,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 293 states and 543 transitions. [2022-10-17 16:33:32,929 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 543 transitions. [2022-10-17 16:33:32,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 16:33:32,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:32,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:33,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:33,244 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 16:33:33,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:33,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 298 states and 551 transitions. [2022-10-17 16:33:33,408 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 551 transitions. [2022-10-17 16:33:33,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:33:33,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:33,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:33,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:33,882 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 16:33:35,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:35,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 446 states and 780 transitions. [2022-10-17 16:33:35,903 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 780 transitions. [2022-10-17 16:33:35,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 16:33:35,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:35,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:35,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:36,140 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:36,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:36,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 453 states and 791 transitions. [2022-10-17 16:33:36,512 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 791 transitions. [2022-10-17 16:33:36,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-17 16:33:36,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:36,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:36,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:36,780 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:36,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:36,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 455 states and 794 transitions. [2022-10-17 16:33:36,867 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 794 transitions. [2022-10-17 16:33:36,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-10-17 16:33:36,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:36,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:36,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:37,382 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:37,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:37,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 464 states and 809 transitions. [2022-10-17 16:33:37,973 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 809 transitions. [2022-10-17 16:33:37,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-10-17 16:33:37,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:37,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:38,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:38,225 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:38,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:38,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 468 states and 827 transitions. [2022-10-17 16:33:38,748 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 827 transitions. [2022-10-17 16:33:38,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-10-17 16:33:38,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:38,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:38,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:38,982 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:33:39,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:39,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 475 states and 846 transitions. [2022-10-17 16:33:39,548 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 846 transitions. [2022-10-17 16:33:39,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-10-17 16:33:39,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:39,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:39,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:39,804 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:33:39,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:39,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 479 states and 852 transitions. [2022-10-17 16:33:39,978 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 852 transitions. [2022-10-17 16:33:39,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:33:39,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:39,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:40,755 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:33:42,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:42,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 494 states and 929 transitions. [2022-10-17 16:33:42,749 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 929 transitions. [2022-10-17 16:33:42,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:33:42,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:42,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:42,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:43,075 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:43,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:43,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 504 states and 944 transitions. [2022-10-17 16:33:43,762 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 944 transitions. [2022-10-17 16:33:43,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:33:43,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:43,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:43,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:43,917 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:44,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:44,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 509 states and 951 transitions. [2022-10-17 16:33:44,204 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 951 transitions. [2022-10-17 16:33:44,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:33:44,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:44,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:44,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:44,407 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:44,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:44,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 515 states and 963 transitions. [2022-10-17 16:33:44,938 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 963 transitions. [2022-10-17 16:33:44,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:33:44,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:44,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:44,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:45,131 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:45,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:45,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 967 states to 518 states and 967 transitions. [2022-10-17 16:33:45,599 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 967 transitions. [2022-10-17 16:33:45,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:33:45,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:45,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:45,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:45,760 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:45,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:45,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 972 states to 522 states and 972 transitions. [2022-10-17 16:33:45,991 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 972 transitions. [2022-10-17 16:33:45,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:33:45,994 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:45,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:46,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:46,375 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:33:47,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:47,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 531 states and 992 transitions. [2022-10-17 16:33:47,554 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 992 transitions. [2022-10-17 16:33:47,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:33:47,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:47,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:47,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:47,933 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:33:48,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:48,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 532 states and 995 transitions. [2022-10-17 16:33:48,021 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 995 transitions. [2022-10-17 16:33:48,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:33:48,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:48,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:48,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:48,336 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:33:48,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:48,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 538 states and 1003 transitions. [2022-10-17 16:33:48,781 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1003 transitions. [2022-10-17 16:33:48,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:33:48,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:48,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:48,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:49,081 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:33:49,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:49,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 542 states and 1009 transitions. [2022-10-17 16:33:49,585 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1009 transitions. [2022-10-17 16:33:49,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:33:49,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:49,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:49,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:49,903 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:33:50,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:50,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1009 states to 543 states and 1009 transitions. [2022-10-17 16:33:50,193 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1009 transitions. [2022-10-17 16:33:50,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:33:50,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:50,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:50,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:50,487 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:33:50,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:50,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 547 states and 1015 transitions. [2022-10-17 16:33:50,768 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 1015 transitions. [2022-10-17 16:33:50,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:33:50,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:50,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:50,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:50,941 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:33:51,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:51,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 551 states and 1021 transitions. [2022-10-17 16:33:51,308 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1021 transitions. [2022-10-17 16:33:51,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-10-17 16:33:51,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:51,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:51,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:51,441 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:51,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:51,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1025 states to 554 states and 1025 transitions. [2022-10-17 16:33:51,567 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1025 transitions. [2022-10-17 16:33:51,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:33:51,569 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:51,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:51,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:51,737 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.