./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765b2c99-7e28-47ff-bb02-d2510f613d2e/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765b2c99-7e28-47ff-bb02-d2510f613d2e/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765b2c99-7e28-47ff-bb02-d2510f613d2e/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765b2c99-7e28-47ff-bb02-d2510f613d2e/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765b2c99-7e28-47ff-bb02-d2510f613d2e/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765b2c99-7e28-47ff-bb02-d2510f613d2e/bin/ukojak-jW3SillKbg --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 315c7f7d4f861da6991110ab8f251d6e6bbcbe86dfcb4a71343434e33094f4a7 --- 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-b5237d8 [2022-11-21 22:17:58,979 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:17:58,982 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:17:59,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:17:59,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:17:59,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:17:59,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:17:59,009 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:17:59,011 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:17:59,012 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:17:59,013 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:17:59,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:17:59,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:17:59,016 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:17:59,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:17:59,018 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:17:59,019 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:17:59,020 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:17:59,022 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:17:59,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:17:59,026 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:17:59,027 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:17:59,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:17:59,030 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:17:59,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:17:59,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:17:59,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:17:59,035 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:17:59,036 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:17:59,037 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:17:59,037 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:17:59,038 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:17:59,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:17:59,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:17:59,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:17:59,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:17:59,042 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:17:59,042 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:17:59,042 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:17:59,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:17:59,044 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:17:59,045 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765b2c99-7e28-47ff-bb02-d2510f613d2e/bin/ukojak-jW3SillKbg/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-21 22:17:59,065 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:17:59,066 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:17:59,067 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:17:59,067 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:17:59,068 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:17:59,068 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:17:59,068 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:17:59,068 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:17:59,069 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:17:59,069 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:17:59,069 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:17:59,069 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:17:59,070 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:17:59,070 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:17:59,070 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:17:59,070 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:17:59,070 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:17:59,071 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:17:59,071 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:17:59,071 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:17:59,071 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:17:59,072 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:17:59,072 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:17:59,072 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:17:59,072 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:17:59,073 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:17:59,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:17:59,073 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:17:59,073 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_765b2c99-7e28-47ff-bb02-d2510f613d2e/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765b2c99-7e28-47ff-bb02-d2510f613d2e/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 315c7f7d4f861da6991110ab8f251d6e6bbcbe86dfcb4a71343434e33094f4a7 [2022-11-21 22:17:59,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:17:59,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:17:59,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:17:59,436 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:17:59,437 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:17:59,439 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765b2c99-7e28-47ff-bb02-d2510f613d2e/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c [2022-11-21 22:18:02,557 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:18:02,816 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:18:02,839 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765b2c99-7e28-47ff-bb02-d2510f613d2e/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c [2022-11-21 22:18:02,871 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765b2c99-7e28-47ff-bb02-d2510f613d2e/bin/ukojak-jW3SillKbg/data/71118c756/c4d347462f044a10bece3bc89b179fa3/FLAG8e1f71b84 [2022-11-21 22:18:02,895 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765b2c99-7e28-47ff-bb02-d2510f613d2e/bin/ukojak-jW3SillKbg/data/71118c756/c4d347462f044a10bece3bc89b179fa3 [2022-11-21 22:18:02,902 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:18:02,906 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:18:02,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:18:02,911 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:18:02,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:18:02,923 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:18:02" (1/1) ... [2022-11-21 22:18:02,924 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bed655e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:02, skipping insertion in model container [2022-11-21 22:18:02,924 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:18:02" (1/1) ... [2022-11-21 22:18:02,931 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:18:02,986 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:18:03,324 WARN L237 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_765b2c99-7e28-47ff-bb02-d2510f613d2e/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c[31111,31124] [2022-11-21 22:18:03,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:18:03,342 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:18:03,491 WARN L237 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_765b2c99-7e28-47ff-bb02-d2510f613d2e/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4_overflow.ufo.UNBOUNDED.pals.c[31111,31124] [2022-11-21 22:18:03,492 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:18:03,508 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:18:03,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:03 WrapperNode [2022-11-21 22:18:03,509 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:18:03,510 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:18:03,510 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:18:03,510 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:18:03,518 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:03" (1/1) ... [2022-11-21 22:18:03,537 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:03" (1/1) ... [2022-11-21 22:18:03,585 INFO L138 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 952 [2022-11-21 22:18:03,585 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:18:03,586 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:18:03,586 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:18:03,587 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:18:03,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:03" (1/1) ... [2022-11-21 22:18:03,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:03" (1/1) ... [2022-11-21 22:18:03,601 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:03" (1/1) ... [2022-11-21 22:18:03,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:03" (1/1) ... [2022-11-21 22:18:03,615 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:03" (1/1) ... [2022-11-21 22:18:03,625 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:03" (1/1) ... [2022-11-21 22:18:03,629 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:03" (1/1) ... [2022-11-21 22:18:03,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:03" (1/1) ... [2022-11-21 22:18:03,640 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:18:03,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:18:03,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:18:03,642 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:18:03,643 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:03" (1/1) ... [2022-11-21 22:18:03,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:18:03,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765b2c99-7e28-47ff-bb02-d2510f613d2e/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:18:03,676 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765b2c99-7e28-47ff-bb02-d2510f613d2e/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:18:03,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_765b2c99-7e28-47ff-bb02-d2510f613d2e/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:18:03,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:18:03,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:18:03,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:18:03,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:18:03,936 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:18:03,938 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:18:05,099 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:18:06,361 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:18:06,361 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:18:06,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:18:06 BoogieIcfgContainer [2022-11-21 22:18:06,365 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:18:06,367 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:18:06,367 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:18:06,377 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:18:06,377 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:18:06" (1/1) ... [2022-11-21 22:18:06,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:18:06,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:06,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2022-11-21 22:18:06,463 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2022-11-21 22:18:06,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-11-21 22:18:06,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:06,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:06,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:11,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:11,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:11,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 141 states and 226 transitions. [2022-11-21 22:18:11,541 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 226 transitions. [2022-11-21 22:18:11,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-11-21 22:18:11,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:11,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:11,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:14,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:14,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:14,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 144 states and 232 transitions. [2022-11-21 22:18:14,499 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 232 transitions. [2022-11-21 22:18:14,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-21 22:18:14,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:14,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:16,803 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:17,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:17,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 148 states and 240 transitions. [2022-11-21 22:18:17,358 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 240 transitions. [2022-11-21 22:18:17,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-11-21 22:18:17,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:17,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:17,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:19,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:20,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:20,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 153 states and 250 transitions. [2022-11-21 22:18:20,415 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 250 transitions. [2022-11-21 22:18:20,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-11-21 22:18:20,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:20,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:20,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:22,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:23,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:23,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 159 states and 262 transitions. [2022-11-21 22:18:23,705 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 262 transitions. [2022-11-21 22:18:23,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-11-21 22:18:23,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:23,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:24,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:26,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:28,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:28,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 167 states and 276 transitions. [2022-11-21 22:18:28,247 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 276 transitions. [2022-11-21 22:18:28,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-11-21 22:18:28,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:28,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:30,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:32,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:32,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 174 states and 289 transitions. [2022-11-21 22:18:32,299 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 289 transitions. [2022-11-21 22:18:32,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-11-21 22:18:32,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:32,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:32,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:32,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:32,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2022-11-21 22:18:32,787 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2022-11-21 22:18:32,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-21 22:18:32,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:32,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:32,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:32,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:32,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:32,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2022-11-21 22:18:32,900 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2022-11-21 22:18:32,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-21 22:18:32,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:32,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:33,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:35,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:38,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:38,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 187 states and 308 transitions. [2022-11-21 22:18:38,278 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 308 transitions. [2022-11-21 22:18:38,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-21 22:18:38,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:38,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:38,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:18:38,766 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:18:39,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:18:39,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 190 states and 313 transitions. [2022-11-21 22:18:39,092 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 313 transitions. [2022-11-21 22:18:39,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-11-21 22:18:39,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:18:39,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:18:40,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:19:36,654 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:20:44,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:20:44,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 254 states and 476 transitions. [2022-11-21 22:20:44,069 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 476 transitions. [2022-11-21 22:20:44,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-21 22:20:44,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:20:44,070 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:20:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:20:47,336 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:54,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:54,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 272 states and 514 transitions. [2022-11-21 22:21:54,103 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 514 transitions. [2022-11-21 22:21:54,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-11-21 22:21:54,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:54,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:54,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:21:56,598 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:21:57,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:21:57,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 273 states and 516 transitions. [2022-11-21 22:21:57,595 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 516 transitions. [2022-11-21 22:21:57,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-21 22:21:57,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:21:57,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:21:57,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:22:02,385 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:23:12,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:23:12,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 289 states and 552 transitions. [2022-11-21 22:23:12,042 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 552 transitions. [2022-11-21 22:23:12,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-21 22:23:12,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:23:12,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:23:12,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:23:14,992 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:24:16,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:24:16,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 308 states and 594 transitions. [2022-11-21 22:24:16,656 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 594 transitions. [2022-11-21 22:24:16,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-21 22:24:16,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:24:16,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:24:16,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:24:18,445 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:24:21,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:24:21,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 600 states to 310 states and 600 transitions. [2022-11-21 22:24:21,016 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 600 transitions. [2022-11-21 22:24:21,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-21 22:24:21,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:24:21,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:24:21,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:24:23,126 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:24:24,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:24:24,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 605 states to 311 states and 605 transitions. [2022-11-21 22:24:24,829 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 605 transitions. [2022-11-21 22:24:24,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-21 22:24:24,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:24:24,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:24:24,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:24:26,930 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:24:32,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:24:32,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 312 states and 607 transitions. [2022-11-21 22:24:32,856 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 607 transitions. [2022-11-21 22:24:32,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-21 22:24:32,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:24:32,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:24:32,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:24:34,693 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:25:23,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:23,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 327 states and 637 transitions. [2022-11-21 22:25:23,065 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 637 transitions. [2022-11-21 22:25:23,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-21 22:25:23,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:23,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:23,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:26,545 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:26:34,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:34,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 347 states and 680 transitions. [2022-11-21 22:26:34,480 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 680 transitions. [2022-11-21 22:26:34,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-21 22:26:34,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:34,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:34,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:36,297 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:26:37,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:37,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 348 states and 688 transitions. [2022-11-21 22:26:37,810 INFO L276 IsEmpty]: Start isEmpty. Operand 348 states and 688 transitions. [2022-11-21 22:26:37,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-21 22:26:37,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:37,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:37,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:39,591 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:26:43,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:43,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 350 states and 691 transitions. [2022-11-21 22:26:43,289 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 691 transitions. [2022-11-21 22:26:43,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-11-21 22:26:43,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:43,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:43,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:45,220 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:26:48,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:48,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 352 states and 698 transitions. [2022-11-21 22:26:48,551 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 698 transitions. [2022-11-21 22:26:48,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-21 22:26:48,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:48,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:50,462 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:26:56,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:56,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 353 states and 700 transitions. [2022-11-21 22:26:56,521 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 700 transitions. [2022-11-21 22:26:56,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-21 22:26:56,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:56,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:26:56,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:26:58,653 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:27:44,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:27:44,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 368 states and 727 transitions. [2022-11-21 22:27:44,534 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 727 transitions. [2022-11-21 22:27:44,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-21 22:27:44,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:27:44,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:27:44,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:27:48,681 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:28:42,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:28:42,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 383 states and 765 transitions. [2022-11-21 22:28:42,972 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 765 transitions. [2022-11-21 22:28:42,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-21 22:28:42,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:28:42,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:28:43,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:28:44,954 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:28:51,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:28:51,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 386 states and 776 transitions. [2022-11-21 22:28:51,243 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 776 transitions. [2022-11-21 22:28:51,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-21 22:28:51,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:28:51,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:28:51,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:28:53,239 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:29:00,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:00,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 389 states and 788 transitions. [2022-11-21 22:29:00,410 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 788 transitions. [2022-11-21 22:29:00,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-21 22:29:00,412 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:00,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:00,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:02,876 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:29:05,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:05,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 390 states and 789 transitions. [2022-11-21 22:29:05,546 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 789 transitions. [2022-11-21 22:29:05,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-21 22:29:05,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:05,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:05,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:08,524 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:29:10,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:10,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 391 states and 798 transitions. [2022-11-21 22:29:10,827 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 798 transitions. [2022-11-21 22:29:10,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-21 22:29:10,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:10,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:10,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:13,723 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:29:16,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:16,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 392 states and 799 transitions. [2022-11-21 22:29:16,142 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 799 transitions. [2022-11-21 22:29:16,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-11-21 22:29:16,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:16,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:16,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:19,022 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:30:01,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:01,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 820 states to 403 states and 820 transitions. [2022-11-21 22:30:01,687 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 820 transitions. [2022-11-21 22:30:01,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-21 22:30:01,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:01,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:01,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:03,829 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:30:40,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:40,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 413 states and 835 transitions. [2022-11-21 22:30:40,235 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 835 transitions. [2022-11-21 22:30:40,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-21 22:30:40,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:40,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:40,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:47,865 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.