./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-programs/Problem101_label18.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_310290c6-7d2c-476e-a71f-62554c4e532d/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_310290c6-7d2c-476e-a71f-62554c4e532d/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_310290c6-7d2c-476e-a71f-62554c4e532d/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_310290c6-7d2c-476e-a71f-62554c4e532d/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-programs/Problem101_label18.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_310290c6-7d2c-476e-a71f-62554c4e532d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_310290c6-7d2c-476e-a71f-62554c4e532d/bin/ukojak-rkRKPMF4O4 --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 bbe47816d21814cecc28edf41bcaee3da0605cb4347844a80c5eaf67e6d04efe --- 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-2329fc7 [2022-12-14 20:07:01,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:07:01,849 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:07:01,863 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:07:01,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:07:01,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:07:01,865 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:07:01,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:07:01,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:07:01,867 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:07:01,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:07:01,869 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:07:01,869 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:07:01,870 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:07:01,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:07:01,871 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:07:01,872 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:07:01,873 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:07:01,874 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:07:01,875 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:07:01,876 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:07:01,877 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:07:01,878 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:07:01,878 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:07:01,881 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:07:01,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:07:01,881 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:07:01,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:07:01,882 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:07:01,883 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:07:01,883 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:07:01,884 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:07:01,884 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:07:01,885 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:07:01,885 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:07:01,885 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:07:01,886 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:07:01,886 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:07:01,886 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:07:01,887 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:07:01,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:07:01,888 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_310290c6-7d2c-476e-a71f-62554c4e532d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 20:07:01,903 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:07:01,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:07:01,904 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:07:01,904 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:07:01,904 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:07:01,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:07:01,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:07:01,905 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:07:01,905 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:07:01,905 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:07:01,905 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:07:01,905 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:07:01,905 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:07:01,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:07:01,906 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:07:01,906 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:07:01,906 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:07:01,906 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:07:01,906 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:07:01,906 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:07:01,906 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:07:01,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:07:01,907 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:07:01,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:07:01,907 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:07:01,907 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:07:01,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:07:01,907 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:07:01,907 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_310290c6-7d2c-476e-a71f-62554c4e532d/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_310290c6-7d2c-476e-a71f-62554c4e532d/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bbe47816d21814cecc28edf41bcaee3da0605cb4347844a80c5eaf67e6d04efe [2022-12-14 20:07:02,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:07:02,100 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:07:02,102 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:07:02,103 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:07:02,103 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:07:02,104 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_310290c6-7d2c-476e-a71f-62554c4e532d/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/eca-programs/Problem101_label18.c [2022-12-14 20:07:04,667 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:07:05,658 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:07:05,659 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_310290c6-7d2c-476e-a71f-62554c4e532d/sv-benchmarks/c/eca-programs/Problem101_label18.c [2022-12-14 20:07:05,808 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_310290c6-7d2c-476e-a71f-62554c4e532d/bin/ukojak-rkRKPMF4O4/data/1ba3903bf/fcf6980f18b9477ab4e9f113098df254/FLAG0f14ce5c3 [2022-12-14 20:07:05,818 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_310290c6-7d2c-476e-a71f-62554c4e532d/bin/ukojak-rkRKPMF4O4/data/1ba3903bf/fcf6980f18b9477ab4e9f113098df254 [2022-12-14 20:07:05,819 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:07:05,820 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:07:05,821 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:07:05,821 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:07:05,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:07:05,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:07:05" (1/1) ... [2022-12-14 20:07:05,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8ef999 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:05, skipping insertion in model container [2022-12-14 20:07:05,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:07:05" (1/1) ... [2022-12-14 20:07:05,829 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:07:06,382 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:07:16,023 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_310290c6-7d2c-476e-a71f-62554c4e532d/sv-benchmarks/c/eca-programs/Problem101_label18.c[2768332,2768345] [2022-12-14 20:07:16,079 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:07:16,086 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:07:21,928 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_310290c6-7d2c-476e-a71f-62554c4e532d/sv-benchmarks/c/eca-programs/Problem101_label18.c[2768332,2768345] [2022-12-14 20:07:21,939 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:07:22,537 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:07:22,538 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:22 WrapperNode [2022-12-14 20:07:22,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:07:22,539 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:07:22,539 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:07:22,539 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:07:22,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:22" (1/1) ... [2022-12-14 20:07:22,863 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:22" (1/1) ... [2022-12-14 20:07:24,207 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83780 [2022-12-14 20:07:24,207 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:07:24,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:07:24,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:07:24,208 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:07:24,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:22" (1/1) ... [2022-12-14 20:07:24,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:22" (1/1) ... [2022-12-14 20:07:24,430 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:22" (1/1) ... [2022-12-14 20:07:24,430 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:22" (1/1) ... [2022-12-14 20:07:24,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:22" (1/1) ... [2022-12-14 20:07:24,937 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:22" (1/1) ... [2022-12-14 20:07:25,063 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:22" (1/1) ... [2022-12-14 20:07:25,195 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:22" (1/1) ... [2022-12-14 20:07:25,444 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:07:25,445 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:07:25,445 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:07:25,445 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:07:25,446 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:07:22" (1/1) ... [2022-12-14 20:07:25,451 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:07:25,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_310290c6-7d2c-476e-a71f-62554c4e532d/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:07:25,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_310290c6-7d2c-476e-a71f-62554c4e532d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:07:25,472 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_310290c6-7d2c-476e-a71f-62554c4e532d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:07:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:07:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:07:25,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:07:25,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:07:25,603 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:07:25,605 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:07:57,138 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:07:57,938 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:07:57,938 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 20:07:57,946 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:57 BoogieIcfgContainer [2022-12-14 20:07:57,946 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:07:57,946 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:07:57,946 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:07:57,953 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:07:57,953 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:07:57" (1/1) ... [2022-12-14 20:07:57,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:07:58,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:07:58,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20217 states to 10135 states and 20217 transitions. [2022-12-14 20:07:58,085 INFO L276 IsEmpty]: Start isEmpty. Operand 10135 states and 20217 transitions. [2022-12-14 20:07:58,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10086 [2022-12-14 20:07:58,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:07:58,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:08:01,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:08:28,581 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:09:00,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:09:00,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31170 states to 20218 states and 31170 transitions. [2022-12-14 20:09:00,701 INFO L276 IsEmpty]: Start isEmpty. Operand 20218 states and 31170 transitions. [2022-12-14 20:09:01,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10090 [2022-12-14 20:09:01,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:09:01,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:09:02,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:09:20,062 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:09:20,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:09:20,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31175 states to 20221 states and 31175 transitions. [2022-12-14 20:09:20,925 INFO L276 IsEmpty]: Start isEmpty. Operand 20221 states and 31175 transitions. [2022-12-14 20:09:21,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10093 [2022-12-14 20:09:21,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:09:21,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:09:23,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:09:40,185 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:09:40,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:09:40,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31184 states to 20227 states and 31184 transitions. [2022-12-14 20:09:40,897 INFO L276 IsEmpty]: Start isEmpty. Operand 20227 states and 31184 transitions. [2022-12-14 20:09:41,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10102 [2022-12-14 20:09:41,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:09:41,473 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:09:42,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:00,542 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:01,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:01,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31197 states to 20239 states and 31197 transitions. [2022-12-14 20:10:01,337 INFO L276 IsEmpty]: Start isEmpty. Operand 20239 states and 31197 transitions. [2022-12-14 20:10:01,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10115 [2022-12-14 20:10:01,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:01,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:02,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:19,845 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:20,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:20,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31229 states to 20267 states and 31229 transitions. [2022-12-14 20:10:20,848 INFO L276 IsEmpty]: Start isEmpty. Operand 20267 states and 31229 transitions. [2022-12-14 20:10:21,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10117 [2022-12-14 20:10:21,419 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:21,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:23,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:41,314 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:42,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:42,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31255 states to 20291 states and 31255 transitions. [2022-12-14 20:10:42,094 INFO L276 IsEmpty]: Start isEmpty. Operand 20291 states and 31255 transitions. [2022-12-14 20:10:42,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10118 [2022-12-14 20:10:42,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:42,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:43,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:00,953 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:11:01,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:01,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31256 states to 20292 states and 31256 transitions. [2022-12-14 20:11:01,487 INFO L276 IsEmpty]: Start isEmpty. Operand 20292 states and 31256 transitions. [2022-12-14 20:11:02,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10119 [2022-12-14 20:11:02,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:02,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:03,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:21,388 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:11:21,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:21,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31257 states to 20293 states and 31257 transitions. [2022-12-14 20:11:21,963 INFO L276 IsEmpty]: Start isEmpty. Operand 20293 states and 31257 transitions. [2022-12-14 20:11:22,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10123 [2022-12-14 20:11:22,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:22,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:23,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:42,891 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:11:43,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:43,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31298 states to 20329 states and 31298 transitions. [2022-12-14 20:11:43,756 INFO L276 IsEmpty]: Start isEmpty. Operand 20329 states and 31298 transitions. [2022-12-14 20:11:44,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10124 [2022-12-14 20:11:44,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:44,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:45,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:12:03,097 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:12:03,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:12:03,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31304 states to 20334 states and 31304 transitions. [2022-12-14 20:12:03,677 INFO L276 IsEmpty]: Start isEmpty. Operand 20334 states and 31304 transitions. [2022-12-14 20:12:04,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10127 [2022-12-14 20:12:04,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:12:04,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:12:05,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:12:22,340 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:12:23,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:12:23,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31350 states to 20374 states and 31350 transitions. [2022-12-14 20:12:23,177 INFO L276 IsEmpty]: Start isEmpty. Operand 20374 states and 31350 transitions. [2022-12-14 20:12:23,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10128 [2022-12-14 20:12:23,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:12:23,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:12:24,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:12:43,150 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:12:44,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:12:44,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31380 states to 20400 states and 31380 transitions. [2022-12-14 20:12:44,053 INFO L276 IsEmpty]: Start isEmpty. Operand 20400 states and 31380 transitions. [2022-12-14 20:12:44,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10129 [2022-12-14 20:12:44,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:12:44,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:12:45,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:02,736 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:13:03,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:03,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31381 states to 20401 states and 31381 transitions. [2022-12-14 20:13:03,243 INFO L276 IsEmpty]: Start isEmpty. Operand 20401 states and 31381 transitions. [2022-12-14 20:13:03,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10130 [2022-12-14 20:13:03,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:03,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:04,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:22,355 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:13:22,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:22,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31385 states to 20404 states and 31385 transitions. [2022-12-14 20:13:22,892 INFO L276 IsEmpty]: Start isEmpty. Operand 20404 states and 31385 transitions. [2022-12-14 20:13:23,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10134 [2022-12-14 20:13:23,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:23,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:24,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:41,754 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:13:42,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:42,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31397 states to 20414 states and 31397 transitions. [2022-12-14 20:13:42,569 INFO L276 IsEmpty]: Start isEmpty. Operand 20414 states and 31397 transitions. [2022-12-14 20:13:43,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10137 [2022-12-14 20:13:43,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:43,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:04,978 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:14:06,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:06,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31454 states to 20464 states and 31454 transitions. [2022-12-14 20:14:06,077 INFO L276 IsEmpty]: Start isEmpty. Operand 20464 states and 31454 transitions. [2022-12-14 20:14:06,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10140 [2022-12-14 20:14:06,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:06,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:07,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:25,088 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:14:26,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:26,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31515 states to 20517 states and 31515 transitions. [2022-12-14 20:14:26,352 INFO L276 IsEmpty]: Start isEmpty. Operand 20517 states and 31515 transitions. [2022-12-14 20:14:26,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10141 [2022-12-14 20:14:26,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:26,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:27,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:14:46,946 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:14:48,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:14:48,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31578 states to 20571 states and 31578 transitions. [2022-12-14 20:14:48,474 INFO L276 IsEmpty]: Start isEmpty. Operand 20571 states and 31578 transitions. [2022-12-14 20:14:49,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10142 [2022-12-14 20:14:49,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:14:49,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:14:50,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:07,315 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:15:08,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:08,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31594 states to 20583 states and 31594 transitions. [2022-12-14 20:15:08,203 INFO L276 IsEmpty]: Start isEmpty. Operand 20583 states and 31594 transitions. [2022-12-14 20:15:08,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10143 [2022-12-14 20:15:08,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:08,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:09,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:26,719 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:15:27,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:27,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31595 states to 20584 states and 31595 transitions. [2022-12-14 20:15:27,508 INFO L276 IsEmpty]: Start isEmpty. Operand 20584 states and 31595 transitions. [2022-12-14 20:15:28,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10144 [2022-12-14 20:15:28,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:28,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:29,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:46,110 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:15:47,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:47,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31631 states to 20613 states and 31631 transitions. [2022-12-14 20:15:47,361 INFO L276 IsEmpty]: Start isEmpty. Operand 20613 states and 31631 transitions. [2022-12-14 20:15:47,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10152 [2022-12-14 20:15:47,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:47,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:48,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:06,120 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 65 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:06,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:06,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31654 states to 20631 states and 31654 transitions. [2022-12-14 20:16:06,987 INFO L276 IsEmpty]: Start isEmpty. Operand 20631 states and 31654 transitions. [2022-12-14 20:16:07,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10155 [2022-12-14 20:16:07,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:07,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:08,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:25,835 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:26,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:26,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31686 states to 20657 states and 31686 transitions. [2022-12-14 20:16:26,829 INFO L276 IsEmpty]: Start isEmpty. Operand 20657 states and 31686 transitions. [2022-12-14 20:16:27,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10157 [2022-12-14 20:16:27,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:27,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:28,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:16:45,804 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:46,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:46,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31701 states to 20670 states and 31701 transitions. [2022-12-14 20:16:46,463 INFO L276 IsEmpty]: Start isEmpty. Operand 20670 states and 31701 transitions. [2022-12-14 20:16:47,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10173 [2022-12-14 20:16:47,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:47,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:48,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:05,143 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 86 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:17:05,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:17:05,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31720 states to 20688 states and 31720 transitions. [2022-12-14 20:17:05,775 INFO L276 IsEmpty]: Start isEmpty. Operand 20688 states and 31720 transitions. [2022-12-14 20:17:06,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10174 [2022-12-14 20:17:06,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:17:06,370 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:17:07,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat