./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_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_0751f88a-c699-42fa-a63e-59b0ca277e8d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0751f88a-c699-42fa-a63e-59b0ca277e8d/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_0751f88a-c699-42fa-a63e-59b0ca277e8d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0751f88a-c699-42fa-a63e-59b0ca277e8d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label24.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0751f88a-c699-42fa-a63e-59b0ca277e8d/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_0751f88a-c699-42fa-a63e-59b0ca277e8d/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 2a6634174770c2d78435b26741915661650ffd8b51b8148a319e19b0e5237d4f --- 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 16:43:38,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:43:38,003 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:43:38,038 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:43:38,039 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:43:38,040 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:43:38,043 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:43:38,045 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:43:38,048 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:43:38,049 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:43:38,050 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:43:38,052 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:43:38,053 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:43:38,054 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:43:38,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:43:38,058 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:43:38,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:43:38,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:43:38,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:43:38,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:43:38,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:43:38,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:43:38,072 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:43:38,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:43:38,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:43:38,080 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:43:38,081 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:43:38,082 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:43:38,083 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:43:38,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:43:38,085 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:43:38,086 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:43:38,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:43:38,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:43:38,090 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:43:38,090 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:43:38,091 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:43:38,092 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:43:38,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:43:38,094 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:43:38,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:43:38,096 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0751f88a-c699-42fa-a63e-59b0ca277e8d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:43:38,128 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:43:38,128 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:43:38,129 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:43:38,130 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:43:38,131 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:43:38,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:43:38,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:43:38,132 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:43:38,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:43:38,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:43:38,133 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:43:38,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:43:38,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:43:38,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:43:38,135 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:43:38,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:43:38,141 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:43:38,141 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:43:38,141 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:43:38,142 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:43:38,142 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:43:38,142 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:38,142 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:43:38,143 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:43:38,143 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:43:38,143 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:43:38,145 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:43:38,146 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:43:38,146 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_0751f88a-c699-42fa-a63e-59b0ca277e8d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0751f88a-c699-42fa-a63e-59b0ca277e8d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a6634174770c2d78435b26741915661650ffd8b51b8148a319e19b0e5237d4f [2022-10-17 16:43:38,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:43:38,489 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:43:38,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:43:38,493 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:43:38,495 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:43:38,499 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0751f88a-c699-42fa-a63e-59b0ca277e8d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem02_label24.c [2022-10-17 16:43:38,591 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0751f88a-c699-42fa-a63e-59b0ca277e8d/bin/ukojak-92XMlrwhuB/data/ce4add1df/69350a1dadbe42519fd8f137486a2af4/FLAGef01af484 [2022-10-17 16:43:39,355 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:43:39,356 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0751f88a-c699-42fa-a63e-59b0ca277e8d/sv-benchmarks/c/eca-rers2012/Problem02_label24.c [2022-10-17 16:43:39,382 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0751f88a-c699-42fa-a63e-59b0ca277e8d/bin/ukojak-92XMlrwhuB/data/ce4add1df/69350a1dadbe42519fd8f137486a2af4/FLAGef01af484 [2022-10-17 16:43:39,536 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0751f88a-c699-42fa-a63e-59b0ca277e8d/bin/ukojak-92XMlrwhuB/data/ce4add1df/69350a1dadbe42519fd8f137486a2af4 [2022-10-17 16:43:39,538 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:43:39,540 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:43:39,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:39,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:43:39,551 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:43:39,552 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:39" (1/1) ... [2022-10-17 16:43:39,553 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c426343 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:39, skipping insertion in model container [2022-10-17 16:43:39,553 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:43:39" (1/1) ... [2022-10-17 16:43:39,562 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:43:39,606 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:43:40,063 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_0751f88a-c699-42fa-a63e-59b0ca277e8d/sv-benchmarks/c/eca-rers2012/Problem02_label24.c[18375,18388] [2022-10-17 16:43:40,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:40,117 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:43:40,255 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_0751f88a-c699-42fa-a63e-59b0ca277e8d/sv-benchmarks/c/eca-rers2012/Problem02_label24.c[18375,18388] [2022-10-17 16:43:40,297 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:43:40,324 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:43:40,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:40 WrapperNode [2022-10-17 16:43:40,325 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:43:40,326 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:40,327 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:43:40,327 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:43:40,338 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:40" (1/1) ... [2022-10-17 16:43:40,373 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:40" (1/1) ... [2022-10-17 16:43:40,464 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 668 [2022-10-17 16:43:40,465 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:43:40,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:43:40,467 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:43:40,467 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:43:40,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:40" (1/1) ... [2022-10-17 16:43:40,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:40" (1/1) ... [2022-10-17 16:43:40,495 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:40" (1/1) ... [2022-10-17 16:43:40,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:40" (1/1) ... [2022-10-17 16:43:40,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:40" (1/1) ... [2022-10-17 16:43:40,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:40" (1/1) ... [2022-10-17 16:43:40,571 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:40" (1/1) ... [2022-10-17 16:43:40,593 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:40" (1/1) ... [2022-10-17 16:43:40,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:43:40,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:43:40,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:43:40,602 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:43:40,604 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:43:40" (1/1) ... [2022-10-17 16:43:40,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:43:40,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0751f88a-c699-42fa-a63e-59b0ca277e8d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:43:40,641 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0751f88a-c699-42fa-a63e-59b0ca277e8d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:43:40,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0751f88a-c699-42fa-a63e-59b0ca277e8d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:43:40,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:43:40,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:43:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:43:40,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:43:40,830 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:43:40,833 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:43:42,476 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:43:42,790 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:43:42,790 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:43:42,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:43:42 BoogieIcfgContainer [2022-10-17 16:43:42,794 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:43:42,795 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:43:42,795 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:43:42,808 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:43:42,808 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:43:42" (1/1) ... [2022-10-17 16:43:42,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:43:42,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:42,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2022-10-17 16:43:42,887 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2022-10-17 16:43:42,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:43:42,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:42,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:43,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:43,584 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 16:43:44,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:44,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 163 states and 240 transitions. [2022-10-17 16:43:44,202 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 240 transitions. [2022-10-17 16:43:44,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-10-17 16:43:44,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:44,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:44,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:44,685 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 16:43:44,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:44,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 166 states and 245 transitions. [2022-10-17 16:43:44,786 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 245 transitions. [2022-10-17 16:43:44,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-10-17 16:43:44,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:44,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:44,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:45,085 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:43:45,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:45,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 167 states and 246 transitions. [2022-10-17 16:43:45,278 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 246 transitions. [2022-10-17 16:43:45,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-10-17 16:43:45,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:45,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:45,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:45,474 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 16:43:45,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:45,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 177 states and 264 transitions. [2022-10-17 16:43:45,682 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 264 transitions. [2022-10-17 16:43:45,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-17 16:43:45,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:45,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:45,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:45,889 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:46,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:46,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 189 states and 283 transitions. [2022-10-17 16:43:46,526 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 283 transitions. [2022-10-17 16:43:46,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-17 16:43:46,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:46,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:46,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:46,669 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:46,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:46,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 192 states and 286 transitions. [2022-10-17 16:43:46,815 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 286 transitions. [2022-10-17 16:43:46,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 16:43:46,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:46,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:46,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:46,937 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:43:47,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:47,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 195 states and 290 transitions. [2022-10-17 16:43:47,123 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 290 transitions. [2022-10-17 16:43:47,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 16:43:47,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:47,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:47,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:47,248 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:47,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:47,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 208 states and 313 transitions. [2022-10-17 16:43:47,666 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 313 transitions. [2022-10-17 16:43:47,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-10-17 16:43:47,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:47,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:47,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:47,869 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:43:48,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:48,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 212 states and 321 transitions. [2022-10-17 16:43:48,385 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 321 transitions. [2022-10-17 16:43:48,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-10-17 16:43:48,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:48,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:48,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:48,507 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:43:48,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:48,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 221 states and 333 transitions. [2022-10-17 16:43:48,884 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 333 transitions. [2022-10-17 16:43:48,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:43:48,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:48,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:48,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:49,015 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 16:43:49,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:49,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 233 states and 348 transitions. [2022-10-17 16:43:49,431 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 348 transitions. [2022-10-17 16:43:49,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:43:49,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:49,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:49,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:49,598 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:43:49,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:49,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 236 states and 355 transitions. [2022-10-17 16:43:49,943 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 355 transitions. [2022-10-17 16:43:49,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:43:49,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:49,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:49,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:50,053 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:43:50,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:50,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 239 states and 359 transitions. [2022-10-17 16:43:50,216 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 359 transitions. [2022-10-17 16:43:50,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:43:50,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:50,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:50,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:50,322 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:50,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:50,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 252 states and 383 transitions. [2022-10-17 16:43:50,872 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 383 transitions. [2022-10-17 16:43:50,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:43:50,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:50,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:50,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:50,960 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:51,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:51,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 253 states and 383 transitions. [2022-10-17 16:43:51,067 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 383 transitions. [2022-10-17 16:43:51,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:43:51,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:51,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:51,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:51,141 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:51,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:51,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 260 states and 392 transitions. [2022-10-17 16:43:51,506 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 392 transitions. [2022-10-17 16:43:51,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:43:51,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:51,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:51,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:51,613 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:43:51,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:51,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 261 states and 392 transitions. [2022-10-17 16:43:51,800 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 392 transitions. [2022-10-17 16:43:51,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 16:43:51,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:51,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:51,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:51,999 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:43:52,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:52,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 265 states and 399 transitions. [2022-10-17 16:43:52,526 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 399 transitions. [2022-10-17 16:43:52,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-17 16:43:52,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:52,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:52,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:52,610 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:43:53,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:53,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 272 states and 411 transitions. [2022-10-17 16:43:53,168 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 411 transitions. [2022-10-17 16:43:53,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-17 16:43:53,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:53,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:53,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:53,237 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:43:53,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:53,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 278 states and 418 transitions. [2022-10-17 16:43:53,663 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 418 transitions. [2022-10-17 16:43:53,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-17 16:43:53,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:53,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:53,739 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:43:54,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:54,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 282 states and 423 transitions. [2022-10-17 16:43:54,085 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 423 transitions. [2022-10-17 16:43:54,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-17 16:43:54,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:54,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:54,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:54,193 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:54,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:54,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 301 states and 448 transitions. [2022-10-17 16:43:54,917 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 448 transitions. [2022-10-17 16:43:54,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 16:43:54,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:54,919 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:54,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:54,990 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:43:55,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:55,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 309 states and 457 transitions. [2022-10-17 16:43:55,251 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 457 transitions. [2022-10-17 16:43:55,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 16:43:55,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:55,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:55,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:55,325 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:43:55,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:55,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 310 states and 457 transitions. [2022-10-17 16:43:55,359 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 457 transitions. [2022-10-17 16:43:55,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 16:43:55,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:55,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:55,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:55,841 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:57,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:57,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 414 states and 574 transitions. [2022-10-17 16:43:57,573 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 574 transitions. [2022-10-17 16:43:57,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-17 16:43:57,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:57,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:57,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:57,806 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:43:58,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:58,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 420 states and 580 transitions. [2022-10-17 16:43:58,305 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 580 transitions. [2022-10-17 16:43:58,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-17 16:43:58,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:58,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:58,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:58,491 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:43:58,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:58,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 426 states and 586 transitions. [2022-10-17 16:43:58,908 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 586 transitions. [2022-10-17 16:43:58,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:43:58,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:58,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:58,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:43:59,017 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:43:59,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:43:59,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 445 states and 611 transitions. [2022-10-17 16:43:59,967 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 611 transitions. [2022-10-17 16:43:59,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:43:59,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:43:59,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:43:59,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:00,053 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:00,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:00,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 456 states and 623 transitions. [2022-10-17 16:44:00,493 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 623 transitions. [2022-10-17 16:44:00,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:44:00,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:00,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:00,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:00,581 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:00,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:00,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 460 states and 626 transitions. [2022-10-17 16:44:00,746 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 626 transitions. [2022-10-17 16:44:00,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:44:00,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:00,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:00,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:00,815 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:44:01,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:01,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 478 states and 651 transitions. [2022-10-17 16:44:01,784 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 651 transitions. [2022-10-17 16:44:01,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:44:01,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:01,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:01,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:01,856 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:44:02,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:02,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 485 states and 658 transitions. [2022-10-17 16:44:02,268 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 658 transitions. [2022-10-17 16:44:02,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:44:02,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:02,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:02,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:02,336 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:44:02,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:02,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 492 states and 666 transitions. [2022-10-17 16:44:02,608 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 666 transitions. [2022-10-17 16:44:02,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:44:02,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:02,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:02,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:02,693 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:02,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:02,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 497 states and 673 transitions. [2022-10-17 16:44:02,757 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 673 transitions. [2022-10-17 16:44:02,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 16:44:02,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:02,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:02,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:02,826 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:03,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:03,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 505 states and 683 transitions. [2022-10-17 16:44:03,257 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 683 transitions. [2022-10-17 16:44:03,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:44:03,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:03,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:03,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:03,382 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:05,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:05,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 536 states and 726 transitions. [2022-10-17 16:44:05,020 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 726 transitions. [2022-10-17 16:44:05,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:44:05,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:05,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:05,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:05,188 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:05,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:05,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 548 states and 738 transitions. [2022-10-17 16:44:05,732 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 738 transitions. [2022-10-17 16:44:05,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:44:05,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:05,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:05,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:05,852 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:44:06,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:06,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 555 states and 744 transitions. [2022-10-17 16:44:06,107 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 744 transitions. [2022-10-17 16:44:06,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-10-17 16:44:06,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:06,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:06,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:06,179 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:44:06,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:44:06,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 560 states and 749 transitions. [2022-10-17 16:44:06,355 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 749 transitions. [2022-10-17 16:44:06,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-10-17 16:44:06,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:44:06,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:44:06,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:44:06,478 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.