./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label41.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_9c4bb118-654e-49b8-8abb-a306284ddab9/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4bb118-654e-49b8-8abb-a306284ddab9/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_9c4bb118-654e-49b8-8abb-a306284ddab9/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4bb118-654e-49b8-8abb-a306284ddab9/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label41.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4bb118-654e-49b8-8abb-a306284ddab9/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_9c4bb118-654e-49b8-8abb-a306284ddab9/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 ee947e38812a78047df5e0d4c922466fc041cf3c45dbdc3424cead9945ce22c5 --- 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 16:56:45,142 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:56:45,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:56:45,176 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:56:45,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:56:45,178 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:56:45,186 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:56:45,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:56:45,193 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:56:45,194 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:56:45,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:56:45,198 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:56:45,198 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:56:45,200 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:56:45,201 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:56:45,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:56:45,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:56:45,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:56:45,208 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:56:45,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:56:45,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:56:45,215 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:56:45,217 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:56:45,218 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:56:45,223 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:56:45,224 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:56:45,224 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:56:45,226 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:56:45,226 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:56:45,228 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:56:45,228 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:56:45,229 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:56:45,231 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:56:45,232 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:56:45,233 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:56:45,234 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:56:45,235 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:56:45,235 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:56:45,236 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:56:45,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:56:45,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:56:45,239 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4bb118-654e-49b8-8abb-a306284ddab9/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:56:45,282 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:56:45,283 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:56:45,284 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:56:45,284 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:56:45,285 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:56:45,285 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:56:45,286 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:56:45,292 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:56:45,292 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:56:45,293 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:56:45,294 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:56:45,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:56:45,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:56:45,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:56:45,295 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:56:45,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:56:45,295 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:56:45,295 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:56:45,296 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:56:45,296 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:56:45,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:56:45,296 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:45,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:56:45,297 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:56:45,297 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:56:45,298 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:56:45,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:56:45,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:56:45,298 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_9c4bb118-654e-49b8-8abb-a306284ddab9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4bb118-654e-49b8-8abb-a306284ddab9/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee947e38812a78047df5e0d4c922466fc041cf3c45dbdc3424cead9945ce22c5 [2022-10-17 16:56:45,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:56:45,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:56:45,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:56:45,666 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:56:45,667 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:56:45,669 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4bb118-654e-49b8-8abb-a306284ddab9/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem03_label41.c [2022-10-17 16:56:45,739 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4bb118-654e-49b8-8abb-a306284ddab9/bin/ukojak-92XMlrwhuB/data/536671203/577db91dca9d49e2b758afdc05970526/FLAG9562b9d2f [2022-10-17 16:56:46,390 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:56:46,391 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4bb118-654e-49b8-8abb-a306284ddab9/sv-benchmarks/c/eca-rers2012/Problem03_label41.c [2022-10-17 16:56:46,408 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4bb118-654e-49b8-8abb-a306284ddab9/bin/ukojak-92XMlrwhuB/data/536671203/577db91dca9d49e2b758afdc05970526/FLAG9562b9d2f [2022-10-17 16:56:46,585 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4bb118-654e-49b8-8abb-a306284ddab9/bin/ukojak-92XMlrwhuB/data/536671203/577db91dca9d49e2b758afdc05970526 [2022-10-17 16:56:46,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:56:46,589 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:56:46,594 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:46,595 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:56:46,598 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:56:46,599 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:46" (1/1) ... [2022-10-17 16:56:46,601 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57b5007d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:46, skipping insertion in model container [2022-10-17 16:56:46,601 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:46" (1/1) ... [2022-10-17 16:56:46,610 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:56:46,698 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:56:47,479 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_9c4bb118-654e-49b8-8abb-a306284ddab9/sv-benchmarks/c/eca-rers2012/Problem03_label41.c[58800,58813] [2022-10-17 16:56:47,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:47,540 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:56:47,793 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_9c4bb118-654e-49b8-8abb-a306284ddab9/sv-benchmarks/c/eca-rers2012/Problem03_label41.c[58800,58813] [2022-10-17 16:56:47,804 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:47,823 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:56:47,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47 WrapperNode [2022-10-17 16:56:47,824 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:47,825 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:47,826 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:56:47,827 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:56:47,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:47,890 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:47,993 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2022-10-17 16:56:47,993 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:47,994 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:56:47,995 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:56:47,995 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:56:48,005 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:48,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:48,013 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:48,014 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:48,075 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:48,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:48,112 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:48,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:48,132 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:56:48,133 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:56:48,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:56:48,134 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:56:48,135 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:47" (1/1) ... [2022-10-17 16:56:48,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:48,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4bb118-654e-49b8-8abb-a306284ddab9/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:56:48,172 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4bb118-654e-49b8-8abb-a306284ddab9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:56:48,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9c4bb118-654e-49b8-8abb-a306284ddab9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:56:48,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:56:48,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:56:48,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:56:48,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:56:48,316 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:56:48,318 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:56:50,475 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:56:50,897 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:56:50,898 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:56:50,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:50 BoogieIcfgContainer [2022-10-17 16:56:50,902 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:56:50,903 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:56:50,903 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:56:50,914 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:56:50,914 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:50" (1/1) ... [2022-10-17 16:56:50,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:56:50,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:51,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2022-10-17 16:56:51,006 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2022-10-17 16:56:51,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 16:56:51,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:51,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:51,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:51,847 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 16:56:52,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:52,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 289 states and 530 transitions. [2022-10-17 16:56:52,945 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 530 transitions. [2022-10-17 16:56:52,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-17 16:56:52,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:52,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:53,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:53,545 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 16:56:53,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:53,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 292 states and 535 transitions. [2022-10-17 16:56:53,672 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 535 transitions. [2022-10-17 16:56:53,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:56:53,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:53,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:53,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:54,025 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:54,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:54,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 296 states and 542 transitions. [2022-10-17 16:56:54,171 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 542 transitions. [2022-10-17 16:56:54,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 16:56:54,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:54,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:54,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:54,518 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 16:56:54,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:54,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 301 states and 551 transitions. [2022-10-17 16:56:54,759 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 551 transitions. [2022-10-17 16:56:54,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:56:54,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:54,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:54,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:55,300 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 16:56:57,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:57,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 764 states to 449 states and 764 transitions. [2022-10-17 16:56:57,505 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 764 transitions. [2022-10-17 16:56:57,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-17 16:56:57,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:57,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:57,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:57,790 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 16:56:58,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:58,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 457 states and 780 transitions. [2022-10-17 16:56:58,421 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 780 transitions. [2022-10-17 16:56:58,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2022-10-17 16:56:58,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:58,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:58,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:58,822 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 16:56:59,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:59,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 466 states and 798 transitions. [2022-10-17 16:56:59,636 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 798 transitions. [2022-10-17 16:56:59,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-10-17 16:56:59,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:59,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:59,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:00,051 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:01,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:01,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 476 states and 827 transitions. [2022-10-17 16:57:01,168 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 827 transitions. [2022-10-17 16:57:01,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-10-17 16:57:01,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:01,171 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:01,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:01,479 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 10 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:01,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:01,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 832 states to 479 states and 832 transitions. [2022-10-17 16:57:01,646 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 832 transitions. [2022-10-17 16:57:01,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-10-17 16:57:01,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:01,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:01,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:01,846 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 16:57:02,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:02,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 484 states and 841 transitions. [2022-10-17 16:57:02,320 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 841 transitions. [2022-10-17 16:57:02,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:57:02,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:02,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:02,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:02,632 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:02,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:02,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 488 states and 852 transitions. [2022-10-17 16:57:02,974 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 852 transitions. [2022-10-17 16:57:02,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:57:02,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:02,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:03,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:03,171 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 16:57:03,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:03,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 491 states and 857 transitions. [2022-10-17 16:57:03,465 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 857 transitions. [2022-10-17 16:57:03,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-10-17 16:57:03,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:03,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:03,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:03,666 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:04,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:04,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 500 states and 872 transitions. [2022-10-17 16:57:04,262 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 872 transitions. [2022-10-17 16:57:04,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:57:04,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:04,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:04,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:05,024 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:57:06,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:06,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 515 states and 964 transitions. [2022-10-17 16:57:07,005 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 964 transitions. [2022-10-17 16:57:07,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:57:07,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:07,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:07,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:07,221 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:57:07,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:07,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 516 states and 965 transitions. [2022-10-17 16:57:07,288 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 965 transitions. [2022-10-17 16:57:07,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:57:07,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:07,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:07,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:07,503 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 16:57:08,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:08,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 525 states and 1004 transitions. [2022-10-17 16:57:08,851 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states and 1004 transitions. [2022-10-17 16:57:08,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:57:08,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:08,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:08,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:09,022 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 16:57:09,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:09,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 531 states and 1016 transitions. [2022-10-17 16:57:09,768 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 1016 transitions. [2022-10-17 16:57:09,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:57:09,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:09,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:09,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:09,922 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 16:57:10,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:10,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 535 states and 1024 transitions. [2022-10-17 16:57:10,352 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1024 transitions. [2022-10-17 16:57:10,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:57:10,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:10,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:10,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:10,500 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 16:57:10,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:10,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1026 states to 536 states and 1026 transitions. [2022-10-17 16:57:10,705 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1026 transitions. [2022-10-17 16:57:10,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:57:10,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:10,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:10,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:10,848 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 16:57:11,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:11,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 540 states and 1033 transitions. [2022-10-17 16:57:11,236 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 1033 transitions. [2022-10-17 16:57:11,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:57:11,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:11,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:11,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:11,430 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 16:57:11,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:11,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 543 states and 1038 transitions. [2022-10-17 16:57:11,642 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1038 transitions. [2022-10-17 16:57:11,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-10-17 16:57:11,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:11,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:11,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:11,777 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 16:57:12,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:57:12,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 551 states and 1049 transitions. [2022-10-17 16:57:12,264 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1049 transitions. [2022-10-17 16:57:12,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:57:12,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:57:12,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:57:12,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:57:12,704 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked.