./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label56.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_1a40eaf1-4d49-417a-8947-806fe07d503a/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a40eaf1-4d49-417a-8947-806fe07d503a/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_1a40eaf1-4d49-417a-8947-806fe07d503a/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a40eaf1-4d49-417a-8947-806fe07d503a/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label56.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a40eaf1-4d49-417a-8947-806fe07d503a/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_1a40eaf1-4d49-417a-8947-806fe07d503a/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 bac94640e4b1ca65f803532eef7d71e2867b8956b5651dd4d9133fab907f3070 --- 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 16:50:22,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:50:22,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:50:22,547 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:50:22,554 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:50:22,555 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:50:22,558 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:50:22,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:50:22,568 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:50:22,569 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:50:22,571 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:50:22,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:50:22,574 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:50:22,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:50:22,580 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:50:22,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:50:22,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:50:22,592 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:50:22,594 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:50:22,604 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:50:22,606 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:50:22,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:50:22,611 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:50:22,612 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:50:22,617 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:50:22,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:50:22,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:50:22,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:50:22,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:50:22,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:50:22,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:50:22,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:50:22,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:50:22,629 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:50:22,630 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:50:22,630 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:50:22,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:50:22,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:50:22,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:50:22,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:50:22,633 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:50:22,634 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a40eaf1-4d49-417a-8947-806fe07d503a/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:50:22,696 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:50:22,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:50:22,697 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:50:22,698 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:50:22,699 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:50:22,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:50:22,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:50:22,700 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:50:22,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:50:22,700 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:50:22,701 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:50:22,702 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:50:22,702 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:50:22,702 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:50:22,702 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:50:22,703 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:50:22,703 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:50:22,703 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:50:22,703 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:50:22,704 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:50:22,704 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:50:22,704 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:22,705 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:50:22,705 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:50:22,705 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:50:22,705 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:50:22,707 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:50:22,707 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:50:22,708 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_1a40eaf1-4d49-417a-8947-806fe07d503a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a40eaf1-4d49-417a-8947-806fe07d503a/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bac94640e4b1ca65f803532eef7d71e2867b8956b5651dd4d9133fab907f3070 [2022-10-17 16:50:23,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:50:23,072 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:50:23,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:50:23,077 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:50:23,079 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:50:23,080 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a40eaf1-4d49-417a-8947-806fe07d503a/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem03_label56.c [2022-10-17 16:50:23,169 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a40eaf1-4d49-417a-8947-806fe07d503a/bin/ukojak-92XMlrwhuB/data/c0dacae93/e620b476bc204138bb51e465fb603bdb/FLAGdb2d48fac [2022-10-17 16:50:23,979 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:50:23,980 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a40eaf1-4d49-417a-8947-806fe07d503a/sv-benchmarks/c/eca-rers2012/Problem03_label56.c [2022-10-17 16:50:23,997 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a40eaf1-4d49-417a-8947-806fe07d503a/bin/ukojak-92XMlrwhuB/data/c0dacae93/e620b476bc204138bb51e465fb603bdb/FLAGdb2d48fac [2022-10-17 16:50:24,087 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a40eaf1-4d49-417a-8947-806fe07d503a/bin/ukojak-92XMlrwhuB/data/c0dacae93/e620b476bc204138bb51e465fb603bdb [2022-10-17 16:50:24,091 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:50:24,093 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:50:24,095 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:24,095 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:50:24,098 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:50:24,099 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:24" (1/1) ... [2022-10-17 16:50:24,102 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@236eae64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:24, skipping insertion in model container [2022-10-17 16:50:24,102 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:24" (1/1) ... [2022-10-17 16:50:24,116 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:50:24,205 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:50:24,833 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_1a40eaf1-4d49-417a-8947-806fe07d503a/sv-benchmarks/c/eca-rers2012/Problem03_label56.c[57575,57588] [2022-10-17 16:50:24,869 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:24,884 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:50:25,137 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_1a40eaf1-4d49-417a-8947-806fe07d503a/sv-benchmarks/c/eca-rers2012/Problem03_label56.c[57575,57588] [2022-10-17 16:50:25,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:25,169 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:50:25,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:25 WrapperNode [2022-10-17 16:50:25,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:25,171 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:25,172 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:50:25,172 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:50:25,180 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:25" (1/1) ... [2022-10-17 16:50:25,224 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:25" (1/1) ... [2022-10-17 16:50:25,330 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2022-10-17 16:50:25,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:25,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:50:25,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:50:25,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:50:25,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:25" (1/1) ... [2022-10-17 16:50:25,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:25" (1/1) ... [2022-10-17 16:50:25,350 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:25" (1/1) ... [2022-10-17 16:50:25,351 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:25" (1/1) ... [2022-10-17 16:50:25,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:25" (1/1) ... [2022-10-17 16:50:25,433 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:25" (1/1) ... [2022-10-17 16:50:25,446 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:25" (1/1) ... [2022-10-17 16:50:25,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:25" (1/1) ... [2022-10-17 16:50:25,499 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:50:25,500 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:50:25,500 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:50:25,500 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:50:25,502 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:25" (1/1) ... [2022-10-17 16:50:25,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:25,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a40eaf1-4d49-417a-8947-806fe07d503a/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:50:25,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a40eaf1-4d49-417a-8947-806fe07d503a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:50:25,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a40eaf1-4d49-417a-8947-806fe07d503a/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:50:25,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:50:25,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:50:25,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:50:25,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:50:25,730 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:50:25,732 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:50:27,883 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:50:28,300 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:50:28,300 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:50:28,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:50:28 BoogieIcfgContainer [2022-10-17 16:50:28,304 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:50:28,306 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:50:28,306 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:50:28,317 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:50:28,317 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:50:28" (1/1) ... [2022-10-17 16:50:28,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:50:28,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:28,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2022-10-17 16:50:28,431 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2022-10-17 16:50:28,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 16:50:28,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:28,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:28,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:29,438 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 16:50:30,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:30,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 289 states and 523 transitions. [2022-10-17 16:50:30,622 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 523 transitions. [2022-10-17 16:50:30,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-17 16:50:30,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:30,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:30,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:31,228 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:31,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:31,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 292 states and 528 transitions. [2022-10-17 16:50:31,334 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 528 transitions. [2022-10-17 16:50:31,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 16:50:31,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:31,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:31,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:31,682 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 16:50:31,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:31,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 297 states and 536 transitions. [2022-10-17 16:50:31,851 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 536 transitions. [2022-10-17 16:50:31,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:50:31,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:31,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:31,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:32,317 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 16:50:34,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:34,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 445 states and 756 transitions. [2022-10-17 16:50:34,126 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 756 transitions. [2022-10-17 16:50:34,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 16:50:34,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:34,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:34,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:34,351 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 16:50:34,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:34,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 452 states and 768 transitions. [2022-10-17 16:50:34,759 INFO L276 IsEmpty]: Start isEmpty. Operand 452 states and 768 transitions. [2022-10-17 16:50:34,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-17 16:50:34,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:34,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:34,988 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 16:50:35,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:35,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 454 states and 771 transitions. [2022-10-17 16:50:35,124 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 771 transitions. [2022-10-17 16:50:35,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-10-17 16:50:35,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:35,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:35,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:35,537 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 16:50:36,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:36,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 463 states and 786 transitions. [2022-10-17 16:50:36,142 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 786 transitions. [2022-10-17 16:50:36,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-10-17 16:50:36,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:36,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:36,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:36,371 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:36,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:36,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 468 states and 793 transitions. [2022-10-17 16:50:36,578 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 793 transitions. [2022-10-17 16:50:36,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:50:36,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:36,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:36,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:36,925 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:37,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:37,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 479 states and 811 transitions. [2022-10-17 16:50:37,598 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 811 transitions. [2022-10-17 16:50:37,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-10-17 16:50:37,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:37,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:37,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:37,838 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:38,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:38,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 491 states and 831 transitions. [2022-10-17 16:50:38,769 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 831 transitions. [2022-10-17 16:50:38,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:50:38,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:38,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:38,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:39,188 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:40,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:40,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 633 states and 999 transitions. [2022-10-17 16:50:40,660 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 999 transitions. [2022-10-17 16:50:40,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-10-17 16:50:40,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:40,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:40,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:40,866 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 16:50:41,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:41,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 645 states and 1040 transitions. [2022-10-17 16:50:41,538 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1040 transitions. [2022-10-17 16:50:41,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-10-17 16:50:41,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:41,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:41,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:41,761 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 16:50:42,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:42,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 656 states and 1065 transitions. [2022-10-17 16:50:42,833 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 1065 transitions. [2022-10-17 16:50:42,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-10-17 16:50:42,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:42,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:42,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:43,001 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 16:50:43,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:43,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 657 states and 1068 transitions. [2022-10-17 16:50:43,207 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1068 transitions. [2022-10-17 16:50:43,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-10-17 16:50:43,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:43,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:43,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:43,365 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 16:50:43,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:43,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 659 states and 1069 transitions. [2022-10-17 16:50:43,768 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 1069 transitions. [2022-10-17 16:50:43,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-10-17 16:50:43,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:43,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:43,968 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 16:50:44,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:44,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 663 states and 1073 transitions. [2022-10-17 16:50:44,279 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1073 transitions. [2022-10-17 16:50:44,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-10-17 16:50:44,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:44,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:44,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:44,452 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 16:50:44,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:44,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 668 states and 1078 transitions. [2022-10-17 16:50:44,641 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1078 transitions. [2022-10-17 16:50:44,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:50:44,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:44,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:44,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:45,073 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:46,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:46,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 681 states and 1111 transitions. [2022-10-17 16:50:46,518 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1111 transitions. [2022-10-17 16:50:46,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:50:46,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:46,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:46,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:46,843 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:47,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:47,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 693 states and 1125 transitions. [2022-10-17 16:50:47,166 INFO L276 IsEmpty]: Start isEmpty. Operand 693 states and 1125 transitions. [2022-10-17 16:50:47,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:50:47,168 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:47,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:47,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:47,450 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:48,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:48,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 704 states and 1140 transitions. [2022-10-17 16:50:48,439 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1140 transitions. [2022-10-17 16:50:48,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:50:48,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:48,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:48,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:48,803 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:49,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:49,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 712 states and 1155 transitions. [2022-10-17 16:50:49,666 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1155 transitions. [2022-10-17 16:50:49,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:50:49,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:49,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:49,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:49,911 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:50,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:50,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 720 states and 1166 transitions. [2022-10-17 16:50:50,809 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1166 transitions. [2022-10-17 16:50:50,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:50:50,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:50,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:50,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:51,050 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:51,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:51,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1168 states to 722 states and 1168 transitions. [2022-10-17 16:50:51,419 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1168 transitions. [2022-10-17 16:50:51,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:50:51,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:51,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:51,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:51,669 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 19 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.