./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label05.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_b79b4c4b-ca7f-494f-b5b4-8b001256efe9/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b79b4c4b-ca7f-494f-b5b4-8b001256efe9/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_b79b4c4b-ca7f-494f-b5b4-8b001256efe9/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b79b4c4b-ca7f-494f-b5b4-8b001256efe9/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label05.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b79b4c4b-ca7f-494f-b5b4-8b001256efe9/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_b79b4c4b-ca7f-494f-b5b4-8b001256efe9/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 9eb211dff2d7d24fbef4856e0a2f1ba2134136f04d84e12518dc8b67ba1dd611 --- 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 16:47:06,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:47:06,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:47:06,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:47:06,187 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:47:06,192 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:47:06,195 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:47:06,201 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:47:06,204 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:47:06,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:47:06,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:47:06,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:47:06,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:47:06,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:47:06,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:47:06,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:47:06,223 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:47:06,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:47:06,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:47:06,233 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:47:06,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:47:06,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:47:06,242 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:47:06,243 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:47:06,248 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:47:06,248 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:47:06,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:47:06,250 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:47:06,251 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:47:06,252 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:47:06,253 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:47:06,254 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:47:06,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:47:06,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:47:06,259 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:47:06,259 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:47:06,259 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:47:06,260 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:47:06,260 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:47:06,261 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:47:06,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:47:06,262 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b79b4c4b-ca7f-494f-b5b4-8b001256efe9/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:47:06,318 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:47:06,318 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:47:06,319 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:47:06,320 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:47:06,320 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:47:06,320 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:47:06,321 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:47:06,321 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:47:06,321 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:47:06,321 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:47:06,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:47:06,322 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:47:06,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:47:06,323 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:47:06,323 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:47:06,323 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:47:06,323 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:47:06,324 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:47:06,324 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:47:06,324 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:47:06,324 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:47:06,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:06,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:47:06,331 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:47:06,331 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:47:06,331 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:47:06,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:47:06,333 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:47:06,333 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_b79b4c4b-ca7f-494f-b5b4-8b001256efe9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b79b4c4b-ca7f-494f-b5b4-8b001256efe9/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9eb211dff2d7d24fbef4856e0a2f1ba2134136f04d84e12518dc8b67ba1dd611 [2022-10-17 16:47:06,640 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:47:06,675 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:47:06,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:47:06,680 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:47:06,681 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:47:06,683 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b79b4c4b-ca7f-494f-b5b4-8b001256efe9/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem03_label05.c [2022-10-17 16:47:06,743 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b79b4c4b-ca7f-494f-b5b4-8b001256efe9/bin/ukojak-92XMlrwhuB/data/53cfcdc36/94e15b34d07e457c8843aa347173c0a3/FLAG642885db7 [2022-10-17 16:47:07,423 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:47:07,424 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b79b4c4b-ca7f-494f-b5b4-8b001256efe9/sv-benchmarks/c/eca-rers2012/Problem03_label05.c [2022-10-17 16:47:07,442 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b79b4c4b-ca7f-494f-b5b4-8b001256efe9/bin/ukojak-92XMlrwhuB/data/53cfcdc36/94e15b34d07e457c8843aa347173c0a3/FLAG642885db7 [2022-10-17 16:47:07,549 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b79b4c4b-ca7f-494f-b5b4-8b001256efe9/bin/ukojak-92XMlrwhuB/data/53cfcdc36/94e15b34d07e457c8843aa347173c0a3 [2022-10-17 16:47:07,551 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:47:07,553 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:47:07,554 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:07,554 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:47:07,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:47:07,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:07" (1/1) ... [2022-10-17 16:47:07,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c183b2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:07, skipping insertion in model container [2022-10-17 16:47:07,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:07" (1/1) ... [2022-10-17 16:47:07,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:47:07,664 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:47:08,375 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_b79b4c4b-ca7f-494f-b5b4-8b001256efe9/sv-benchmarks/c/eca-rers2012/Problem03_label05.c[55544,55557] [2022-10-17 16:47:08,418 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:08,427 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:47:08,661 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_b79b4c4b-ca7f-494f-b5b4-8b001256efe9/sv-benchmarks/c/eca-rers2012/Problem03_label05.c[55544,55557] [2022-10-17 16:47:08,677 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:08,697 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:47:08,697 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:08 WrapperNode [2022-10-17 16:47:08,697 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:08,699 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:08,699 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:47:08,700 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:47:08,708 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:08" (1/1) ... [2022-10-17 16:47:08,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:08" (1/1) ... [2022-10-17 16:47:08,836 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2022-10-17 16:47:08,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:08,837 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:47:08,837 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:47:08,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:47:08,846 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:08" (1/1) ... [2022-10-17 16:47:08,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:08" (1/1) ... [2022-10-17 16:47:08,853 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:08" (1/1) ... [2022-10-17 16:47:08,853 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:08" (1/1) ... [2022-10-17 16:47:08,950 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:08" (1/1) ... [2022-10-17 16:47:08,974 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:08" (1/1) ... [2022-10-17 16:47:08,995 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:08" (1/1) ... [2022-10-17 16:47:09,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:08" (1/1) ... [2022-10-17 16:47:09,019 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:47:09,020 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:47:09,021 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:47:09,021 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:47:09,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:08" (1/1) ... [2022-10-17 16:47:09,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:09,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b79b4c4b-ca7f-494f-b5b4-8b001256efe9/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:47:09,060 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b79b4c4b-ca7f-494f-b5b4-8b001256efe9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:47:09,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b79b4c4b-ca7f-494f-b5b4-8b001256efe9/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:47:09,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:47:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:47:09,109 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:47:09,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:47:09,193 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:47:09,195 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:47:11,172 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:47:11,519 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:47:11,520 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:47:11,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:11 BoogieIcfgContainer [2022-10-17 16:47:11,523 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:47:11,524 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:47:11,524 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:47:11,534 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:47:11,534 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:11" (1/1) ... [2022-10-17 16:47:11,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:47:11,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:11,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2022-10-17 16:47:11,600 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2022-10-17 16:47:11,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 16:47:11,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:11,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:11,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:12,421 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 16:47:13,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:13,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 289 states and 530 transitions. [2022-10-17 16:47:13,533 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 530 transitions. [2022-10-17 16:47:13,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-17 16:47:13,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:13,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:13,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:14,136 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 16:47:14,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:14,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 292 states and 535 transitions. [2022-10-17 16:47:14,218 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 535 transitions. [2022-10-17 16:47:14,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:47:14,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:14,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:14,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:14,506 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 16:47:14,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:14,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 542 states to 296 states and 542 transitions. [2022-10-17 16:47:14,649 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 542 transitions. [2022-10-17 16:47:14,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 16:47:14,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:14,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:14,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:14,965 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 16:47:15,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:15,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 301 states and 551 transitions. [2022-10-17 16:47:15,217 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 551 transitions. [2022-10-17 16:47:15,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:47:15,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:15,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:15,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:15,754 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 16:47:17,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:17,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 449 states and 753 transitions. [2022-10-17 16:47:17,906 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 753 transitions. [2022-10-17 16:47:17,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-17 16:47:17,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:17,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:17,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:18,186 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 16:47:18,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:18,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 453 states and 760 transitions. [2022-10-17 16:47:18,477 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 760 transitions. [2022-10-17 16:47:18,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-10-17 16:47:18,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:18,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:18,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:19,119 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 16:47:20,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:20,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 463 states and 792 transitions. [2022-10-17 16:47:20,160 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 792 transitions. [2022-10-17 16:47:20,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-10-17 16:47:20,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:20,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:20,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:20,426 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 16:47:20,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:20,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 468 states and 800 transitions. [2022-10-17 16:47:20,689 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 800 transitions. [2022-10-17 16:47:20,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:47:20,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:20,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:20,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:20,981 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 16:47:21,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:21,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 472 states and 809 transitions. [2022-10-17 16:47:21,313 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 809 transitions. [2022-10-17 16:47:21,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:47:21,315 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:21,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:21,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:21,608 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 16:47:21,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:21,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 475 states and 812 transitions. [2022-10-17 16:47:21,797 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 812 transitions. [2022-10-17 16:47:21,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-10-17 16:47:21,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:21,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:21,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:21,990 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:47:22,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:22,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 476 states and 821 transitions. [2022-10-17 16:47:22,281 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 821 transitions. [2022-10-17 16:47:22,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-10-17 16:47:22,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:22,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:22,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:22,474 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:47:22,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:22,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 479 states and 825 transitions. [2022-10-17 16:47:22,668 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 825 transitions. [2022-10-17 16:47:22,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-10-17 16:47:22,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:22,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:22,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:22,859 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:47:23,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:23,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 831 states to 483 states and 831 transitions. [2022-10-17 16:47:23,196 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 831 transitions. [2022-10-17 16:47:23,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:47:23,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:23,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:23,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:23,488 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 16:47:23,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:23,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 484 states and 834 transitions. [2022-10-17 16:47:23,962 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 834 transitions. [2022-10-17 16:47:23,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2022-10-17 16:47:23,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:23,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:24,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:24,265 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:47:25,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:25,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 495 states and 853 transitions. [2022-10-17 16:47:25,138 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 853 transitions. [2022-10-17 16:47:25,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-10-17 16:47:25,142 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:25,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:25,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:25,331 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:47:25,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:25,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 501 states and 862 transitions. [2022-10-17 16:47:25,868 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 862 transitions. [2022-10-17 16:47:25,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-10-17 16:47:25,871 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:25,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:25,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:26,076 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 16:47:26,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:26,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 508 states and 871 transitions. [2022-10-17 16:47:26,230 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 871 transitions. [2022-10-17 16:47:26,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2022-10-17 16:47:26,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:26,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:26,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:26,520 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:47:26,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:26,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 509 states and 872 transitions. [2022-10-17 16:47:26,732 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 872 transitions. [2022-10-17 16:47:26,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:47:26,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:26,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:26,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:26,964 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:47:27,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:27,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 514 states and 890 transitions. [2022-10-17 16:47:27,663 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 890 transitions. [2022-10-17 16:47:27,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:47:27,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:27,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:27,919 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:47:28,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:28,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 517 states and 893 transitions. [2022-10-17 16:47:28,141 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 893 transitions. [2022-10-17 16:47:28,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:47:28,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:28,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:28,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:28,378 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:47:28,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:28,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 520 states and 899 transitions. [2022-10-17 16:47:28,588 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 899 transitions. [2022-10-17 16:47:28,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-10-17 16:47:28,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:28,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:28,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:28,941 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 26 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:29,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:29,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 523 states and 902 transitions. [2022-10-17 16:47:29,209 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 902 transitions. [2022-10-17 16:47:29,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-10-17 16:47:29,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:29,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:29,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:29,605 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:30,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:30,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 545 states and 937 transitions. [2022-10-17 16:47:30,925 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 937 transitions. [2022-10-17 16:47:30,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-10-17 16:47:30,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:30,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:30,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:31,165 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:47:31,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:31,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 943 states to 546 states and 943 transitions. [2022-10-17 16:47:31,419 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 943 transitions. [2022-10-17 16:47:31,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-10-17 16:47:31,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:31,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:31,619 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:47:31,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:31,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 945 states to 547 states and 945 transitions. [2022-10-17 16:47:31,856 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 945 transitions. [2022-10-17 16:47:31,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-10-17 16:47:31,858 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:31,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:32,047 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:47:32,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:32,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 548 states and 947 transitions. [2022-10-17 16:47:32,301 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 947 transitions. [2022-10-17 16:47:32,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2022-10-17 16:47:32,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:32,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:32,579 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.