./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1201.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738b6e48-f2c6-409a-8446-fb1a953cacf8/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738b6e48-f2c6-409a-8446-fb1a953cacf8/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738b6e48-f2c6-409a-8446-fb1a953cacf8/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738b6e48-f2c6-409a-8446-fb1a953cacf8/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1201.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738b6e48-f2c6-409a-8446-fb1a953cacf8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738b6e48-f2c6-409a-8446-fb1a953cacf8/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0408b8dd1e50dba1d05ee8137dbd65dd8b8c61dcceb5e60c09fc08110798cce8 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:00:53,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:00:53,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:00:53,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:00:53,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:00:53,454 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:00:53,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:00:53,459 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:00:53,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:00:53,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:00:53,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:00:53,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:00:53,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:00:53,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:00:53,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:00:53,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:00:53,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:00:53,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:00:53,476 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:00:53,478 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:00:53,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:00:53,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:00:53,484 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:00:53,485 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:00:53,491 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:00:53,491 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:00:53,492 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:00:53,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:00:53,493 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:00:53,495 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:00:53,495 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:00:53,496 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:00:53,497 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:00:53,498 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:00:53,500 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:00:53,500 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:00:53,501 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:00:53,501 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:00:53,502 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:00:53,503 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:00:53,504 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:00:53,505 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738b6e48-f2c6-409a-8446-fb1a953cacf8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 17:00:53,531 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:00:53,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:00:53,532 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:00:53,532 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:00:53,533 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:00:53,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:00:53,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:00:53,534 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:00:53,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:00:53,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:00:53,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:00:53,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:00:53,534 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:00:53,535 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:00:53,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:00:53,535 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:00:53,535 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:00:53,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:00:53,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:53,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:00:53,536 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:00:53,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:00:53,536 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:00:53,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:00:53,537 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:00:53,537 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_738b6e48-f2c6-409a-8446-fb1a953cacf8/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738b6e48-f2c6-409a-8446-fb1a953cacf8/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0408b8dd1e50dba1d05ee8137dbd65dd8b8c61dcceb5e60c09fc08110798cce8 [2022-10-17 17:00:53,824 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:00:53,851 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:00:53,854 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:00:53,855 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:00:53,856 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:00:53,857 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738b6e48-f2c6-409a-8446-fb1a953cacf8/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1201.ko-entry_point.cil.out.i [2022-10-17 17:00:53,933 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738b6e48-f2c6-409a-8446-fb1a953cacf8/bin/ukojak-92XMlrwhuB/data/bfec522d0/757636c1df6d498e863059f74e0e5d4d/FLAG6a870dfb4 [2022-10-17 17:00:54,800 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:00:54,801 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738b6e48-f2c6-409a-8446-fb1a953cacf8/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1201.ko-entry_point.cil.out.i [2022-10-17 17:00:54,835 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738b6e48-f2c6-409a-8446-fb1a953cacf8/bin/ukojak-92XMlrwhuB/data/bfec522d0/757636c1df6d498e863059f74e0e5d4d/FLAG6a870dfb4 [2022-10-17 17:00:55,275 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738b6e48-f2c6-409a-8446-fb1a953cacf8/bin/ukojak-92XMlrwhuB/data/bfec522d0/757636c1df6d498e863059f74e0e5d4d [2022-10-17 17:00:55,278 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:00:55,280 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:00:55,282 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:55,282 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:00:55,286 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:00:55,287 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:55" (1/1) ... [2022-10-17 17:00:55,288 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e3e8992 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:55, skipping insertion in model container [2022-10-17 17:00:55,288 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:55" (1/1) ... [2022-10-17 17:00:55,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:00:55,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:00:56,069 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738b6e48-f2c6-409a-8446-fb1a953cacf8/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1201.ko-entry_point.cil.out.i[149470,149483] [2022-10-17 17:00:56,408 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:56,430 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:00:56,646 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738b6e48-f2c6-409a-8446-fb1a953cacf8/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--arcnet--rfc1201.ko-entry_point.cil.out.i[149470,149483] [2022-10-17 17:00:56,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:56,793 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:00:56,794 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:56 WrapperNode [2022-10-17 17:00:56,794 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:56,795 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:56,796 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:00:56,797 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:00:56,805 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:56" (1/1) ... [2022-10-17 17:00:56,855 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:56" (1/1) ... [2022-10-17 17:00:56,956 INFO L138 Inliner]: procedures = 88, calls = 403, calls flagged for inlining = 27, calls inlined = 24, statements flattened = 1034 [2022-10-17 17:00:56,957 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:56,958 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:00:56,959 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:00:56,959 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:00:56,967 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:56" (1/1) ... [2022-10-17 17:00:56,967 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:56" (1/1) ... [2022-10-17 17:00:56,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:56" (1/1) ... [2022-10-17 17:00:56,982 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:56" (1/1) ... [2022-10-17 17:00:57,070 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:56" (1/1) ... [2022-10-17 17:00:57,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:56" (1/1) ... [2022-10-17 17:00:57,102 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:56" (1/1) ... [2022-10-17 17:00:57,109 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:56" (1/1) ... [2022-10-17 17:00:57,133 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:00:57,134 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:00:57,134 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:00:57,135 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:00:57,143 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:56" (1/1) ... [2022-10-17 17:00:57,150 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:57,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738b6e48-f2c6-409a-8446-fb1a953cacf8/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:00:57,180 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738b6e48-f2c6-409a-8446-fb1a953cacf8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:00:57,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_738b6e48-f2c6-409a-8446-fb1a953cacf8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:00:57,235 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2022-10-17 17:00:57,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2022-10-17 17:00:57,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:00:57,238 INFO L130 BoogieDeclarations]: Found specification of procedure load_pkt [2022-10-17 17:00:57,238 INFO L138 BoogieDeclarations]: Found implementation of procedure load_pkt [2022-10-17 17:00:57,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 17:00:57,241 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:00:57,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:00:57,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 17:00:57,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 17:00:57,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 17:00:57,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 17:00:57,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:00:57,242 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:00:57,242 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2022-10-17 17:00:57,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2022-10-17 17:00:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 17:00:57,243 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 17:00:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 17:00:57,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 17:00:57,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_12 [2022-10-17 17:00:57,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_12 [2022-10-17 17:00:57,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:00:57,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 17:00:57,245 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2022-10-17 17:00:57,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2022-10-17 17:00:57,246 INFO L130 BoogieDeclarations]: Found specification of procedure type_trans [2022-10-17 17:00:57,246 INFO L138 BoogieDeclarations]: Found implementation of procedure type_trans [2022-10-17 17:00:57,246 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-17 17:00:57,247 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-10-17 17:00:57,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:00:57,247 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 17:00:57,247 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 17:00:57,248 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 17:00:57,248 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 17:00:57,248 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 17:00:57,249 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 17:00:57,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:00:57,249 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:00:57,250 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOID [2022-10-17 17:00:57,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~$Pointer$~X~int~TO~VOID [2022-10-17 17:00:57,250 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 17:00:57,250 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 17:00:57,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 17:00:57,250 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2022-10-17 17:00:57,250 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2022-10-17 17:00:57,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:00:57,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:00:57,763 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:00:57,766 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:00:58,198 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 17:00:59,317 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:00:59,742 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:00:59,742 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 17:00:59,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:00:59 BoogieIcfgContainer [2022-10-17 17:00:59,747 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:00:59,750 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:00:59,750 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:00:59,761 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:00:59,761 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:00:59" (1/1) ... [2022-10-17 17:00:59,780 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:00:59,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:59,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 210 states and 301 transitions. [2022-10-17 17:00:59,878 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 301 transitions. [2022-10-17 17:00:59,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:00:59,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:59,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:00,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:00,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:00,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:00,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 215 states and 321 transitions. [2022-10-17 17:01:00,487 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 321 transitions. [2022-10-17 17:01:00,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 17:01:00,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:00,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:00,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:00,684 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:01:00,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:00,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 216 states and 322 transitions. [2022-10-17 17:01:00,714 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 322 transitions. [2022-10-17 17:01:00,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 17:01:00,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:00,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:00,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:01,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:01,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:01,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 227 states and 356 transitions. [2022-10-17 17:01:01,245 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 356 transitions. [2022-10-17 17:01:01,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:01:01,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:01,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:01,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:01,340 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:01,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:01,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 230 states and 369 transitions. [2022-10-17 17:01:01,516 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 369 transitions. [2022-10-17 17:01:01,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 17:01:01,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:01,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:01,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:01,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:01,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:01,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 229 states and 364 transitions. [2022-10-17 17:01:01,638 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 364 transitions. [2022-10-17 17:01:01,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 17:01:01,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:01,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:01,877 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:01:01,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:01,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 230 states and 364 transitions. [2022-10-17 17:01:01,927 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 364 transitions. [2022-10-17 17:01:01,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 17:01:01,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:01,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:01,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:01,995 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:02,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:02,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 232 states and 366 transitions. [2022-10-17 17:01:02,063 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 366 transitions. [2022-10-17 17:01:02,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 17:01:02,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:02,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:02,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:02,137 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:02,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:02,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 231 states and 361 transitions. [2022-10-17 17:01:02,173 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 361 transitions. [2022-10-17 17:01:02,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 17:01:02,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:02,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:02,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:02,263 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:01:02,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:02,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 232 states and 362 transitions. [2022-10-17 17:01:02,391 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 362 transitions. [2022-10-17 17:01:02,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 17:01:02,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:02,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:02,539 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 17:01:02,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:02,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 233 states and 362 transitions. [2022-10-17 17:01:02,556 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 362 transitions. [2022-10-17 17:01:02,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 17:01:02,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:02,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:02,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:02,650 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:01:02,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:02,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 237 states and 367 transitions. [2022-10-17 17:01:02,678 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 367 transitions. [2022-10-17 17:01:02,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 17:01:02,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:02,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:02,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:02,768 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:01:02,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:02,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 238 states and 366 transitions. [2022-10-17 17:01:02,895 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 366 transitions. [2022-10-17 17:01:02,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 17:01:02,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:02,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:03,091 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2022-10-17 17:01:03,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:03,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 248 states and 390 transitions. [2022-10-17 17:01:03,201 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 390 transitions. [2022-10-17 17:01:03,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 17:01:03,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:03,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:03,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:03,381 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:01:03,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:03,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 251 states and 401 transitions. [2022-10-17 17:01:03,757 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 401 transitions. [2022-10-17 17:01:03,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:01:03,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:03,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:03,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:03,893 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:01:04,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:04,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 256 states and 411 transitions. [2022-10-17 17:01:04,391 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 411 transitions. [2022-10-17 17:01:04,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:01:04,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:04,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:04,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:04,475 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:01:04,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:04,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 259 states and 419 transitions. [2022-10-17 17:01:04,773 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 419 transitions. [2022-10-17 17:01:04,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:01:04,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:04,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:04,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:04,849 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:01:04,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:04,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 441 states to 261 states and 421 transitions. [2022-10-17 17:01:04,876 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 421 transitions. [2022-10-17 17:01:04,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:01:04,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:04,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:04,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:05,001 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 17:01:05,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:05,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 265 states and 435 transitions. [2022-10-17 17:01:05,520 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 435 transitions. [2022-10-17 17:01:05,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:01:05,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:05,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:05,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:05,651 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:01:05,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:05,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 267 states and 437 transitions. [2022-10-17 17:01:05,677 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 437 transitions. [2022-10-17 17:01:05,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:01:05,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:05,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:05,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:05,751 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:01:05,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:05,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 269 states and 439 transitions. [2022-10-17 17:01:05,778 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 439 transitions. [2022-10-17 17:01:05,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:01:05,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:05,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:05,963 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 17:01:07,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:07,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 288 states and 483 transitions. [2022-10-17 17:01:07,211 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 483 transitions. [2022-10-17 17:01:07,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:01:07,212 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:07,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:07,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:07,322 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 17:01:07,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:07,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 287 states and 471 transitions. [2022-10-17 17:01:07,387 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 471 transitions. [2022-10-17 17:01:07,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:01:07,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:07,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:07,533 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 17:01:07,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:07,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 292 states and 479 transitions. [2022-10-17 17:01:07,737 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 479 transitions. [2022-10-17 17:01:07,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:01:07,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:07,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:07,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:07,901 INFO L263 TraceCheckSpWp]: Trace formula consists of 699 conjuncts, 5 conjunts are in the unsatisfiable core [2022-10-17 17:01:07,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:08,092 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 17:01:08,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:08,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 302 states and 501 transitions. [2022-10-17 17:01:08,396 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 501 transitions. [2022-10-17 17:01:08,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:01:08,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:08,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:08,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:08,513 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:01:08,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:08,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 303 states and 501 transitions. [2022-10-17 17:01:08,544 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 501 transitions. [2022-10-17 17:01:08,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:01:08,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:08,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:08,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:08,626 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 17:01:08,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:08,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 308 states and 509 transitions. [2022-10-17 17:01:08,801 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 509 transitions. [2022-10-17 17:01:08,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:01:08,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:08,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:08,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:09,019 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:01:09,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:09,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 316 states and 528 transitions. [2022-10-17 17:01:09,108 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 528 transitions. [2022-10-17 17:01:09,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:01:09,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:09,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:09,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:09,220 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 17:01:09,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:09,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 322 states and 544 transitions. [2022-10-17 17:01:09,797 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 544 transitions. [2022-10-17 17:01:09,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:01:09,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:09,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:09,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:09,892 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 17:01:09,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:09,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 323 states and 544 transitions. [2022-10-17 17:01:09,921 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 544 transitions. [2022-10-17 17:01:09,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:01:09,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:09,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:09,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:10,025 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2022-10-17 17:01:10,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:10,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 325 states and 546 transitions. [2022-10-17 17:01:10,205 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 546 transitions. [2022-10-17 17:01:10,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 17:01:10,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:10,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:10,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:10,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 717 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 17:01:10,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:10,545 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:01:11,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:11,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 335 states and 569 transitions. [2022-10-17 17:01:11,126 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 569 transitions. [2022-10-17 17:01:11,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:01:11,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:11,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:11,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:11,410 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:01:11,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:11,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 613 states to 343 states and 584 transitions. [2022-10-17 17:01:11,929 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 584 transitions. [2022-10-17 17:01:11,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:01:11,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:11,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:11,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:12,132 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:01:12,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:12,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 349 states and 595 transitions. [2022-10-17 17:01:12,174 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 595 transitions. [2022-10-17 17:01:12,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:01:12,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:12,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:12,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:12,477 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:01:12,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:12,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 350 states and 596 transitions. [2022-10-17 17:01:12,499 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 596 transitions. [2022-10-17 17:01:12,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:01:12,501 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:12,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:12,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:12,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 723 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 17:01:12,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:12,728 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:01:13,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:13,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 354 states and 604 transitions. [2022-10-17 17:01:13,275 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 604 transitions. [2022-10-17 17:01:13,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:01:13,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:13,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:13,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:13,484 INFO L263 TraceCheckSpWp]: Trace formula consists of 723 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 17:01:13,491 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:13,514 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:01:13,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:13,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 356 states and 607 transitions. [2022-10-17 17:01:13,765 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 607 transitions. [2022-10-17 17:01:13,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:01:13,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:13,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:14,099 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:01:14,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:14,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 357 states and 608 transitions. [2022-10-17 17:01:14,119 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 608 transitions. [2022-10-17 17:01:14,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:01:14,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:14,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:14,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:14,225 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:01:14,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:14,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 663 states to 368 states and 634 transitions. [2022-10-17 17:01:14,680 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 634 transitions. [2022-10-17 17:01:14,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:01:14,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:14,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:14,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:14,909 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:01:14,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:14,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 371 states and 639 transitions. [2022-10-17 17:01:14,954 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 639 transitions. [2022-10-17 17:01:14,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:01:14,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:14,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:14,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:15,155 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:01:15,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:15,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 373 states and 642 transitions. [2022-10-17 17:01:15,194 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 642 transitions. [2022-10-17 17:01:15,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:01:15,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:15,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:15,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:15,515 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:01:15,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:15,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 374 states and 643 transitions. [2022-10-17 17:01:15,539 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 643 transitions. [2022-10-17 17:01:15,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 17:01:15,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:15,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:15,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:15,818 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 17:01:16,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:16,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 379 states and 647 transitions. [2022-10-17 17:01:16,282 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 647 transitions. [2022-10-17 17:01:16,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:01:16,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:16,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:16,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:16,448 INFO L263 TraceCheckSpWp]: Trace formula consists of 729 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:01:16,450 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:16,473 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:01:16,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:16,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 681 states to 383 states and 652 transitions. [2022-10-17 17:01:16,892 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 652 transitions. [2022-10-17 17:01:16,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:01:16,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:16,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:17,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:17,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 729 conjuncts, 3 conjunts are in the unsatisfiable core [2022-10-17 17:01:17,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:17,140 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:01:17,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:17,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 385 states and 654 transitions. [2022-10-17 17:01:17,347 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 654 transitions. [2022-10-17 17:01:17,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 17:01:17,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:17,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:17,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:17,670 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:01:17,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:17,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 387 states and 656 transitions. [2022-10-17 17:01:17,700 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 656 transitions. [2022-10-17 17:01:17,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 17:01:17,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:17,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:17,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:18,061 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:01:18,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:18,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 388 states and 657 transitions. [2022-10-17 17:01:18,088 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 657 transitions. [2022-10-17 17:01:18,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 17:01:18,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:18,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:18,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:18,306 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 17:01:18,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:18,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 688 states to 390 states and 659 transitions. [2022-10-17 17:01:18,333 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 659 transitions. [2022-10-17 17:01:18,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:01:18,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:18,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:18,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:18,589 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:01:18,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:18,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 392 states and 661 transitions. [2022-10-17 17:01:18,619 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 661 transitions. [2022-10-17 17:01:18,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:01:18,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:18,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:18,922 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:01:18,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:18,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 393 states and 662 transitions. [2022-10-17 17:01:18,946 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 662 transitions. [2022-10-17 17:01:18,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:01:18,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:18,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:18,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:19,136 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:01:19,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:19,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 691 states to 394 states and 662 transitions. [2022-10-17 17:01:19,167 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 662 transitions. [2022-10-17 17:01:19,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:01:19,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:19,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:19,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:19,344 INFO L263 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 17:01:19,347 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:19,407 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 17:01:19,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:19,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 396 states and 666 transitions. [2022-10-17 17:01:19,643 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 666 transitions. [2022-10-17 17:01:19,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:01:19,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:19,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:19,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:19,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 733 conjuncts, 2 conjunts are in the unsatisfiable core [2022-10-17 17:01:19,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:01:19,872 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 17:01:20,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:20,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 400 states and 674 transitions. [2022-10-17 17:01:20,220 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 674 transitions. [2022-10-17 17:01:20,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 17:01:20,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:20,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:20,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:20,472 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:01:20,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:20,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 402 states and 676 transitions. [2022-10-17 17:01:20,508 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 676 transitions. [2022-10-17 17:01:20,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 17:01:20,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:20,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:20,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:20,738 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:01:20,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:20,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 404 states and 678 transitions. [2022-10-17 17:01:20,770 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 678 transitions. [2022-10-17 17:01:20,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 17:01:20,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:20,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:20,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:20,928 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:01:21,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:21,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 412 states and 695 transitions. [2022-10-17 17:01:21,716 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 695 transitions. [2022-10-17 17:01:21,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 17:01:21,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:21,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:21,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:21,843 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:01:21,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:21,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 418 states and 706 transitions. [2022-10-17 17:01:21,894 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 706 transitions. [2022-10-17 17:01:21,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 17:01:21,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:21,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:21,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:22,144 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 17:01:22,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:22,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 737 states to 419 states and 707 transitions. [2022-10-17 17:01:22,171 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 707 transitions. [2022-10-17 17:01:22,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2022-10-17 17:01:22,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:22,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:22,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat