./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--ppp--ppp_async.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_7b39e22d-b331-45f1-aab5-3c8b91c66198/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b39e22d-b331-45f1-aab5-3c8b91c66198/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_7b39e22d-b331-45f1-aab5-3c8b91c66198/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b39e22d-b331-45f1-aab5-3c8b91c66198/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--ppp--ppp_async.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b39e22d-b331-45f1-aab5-3c8b91c66198/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_7b39e22d-b331-45f1-aab5-3c8b91c66198/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 f78e25bf76e2d1d395e5e41868c5ddb628a36f1efdf095bb509ea6a3a366617b --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:31:34,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:31:34,450 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:31:34,489 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:31:34,490 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:31:34,491 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:31:34,493 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:31:34,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:31:34,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:31:34,499 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:31:34,500 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:31:34,501 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:31:34,502 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:31:34,503 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:31:34,504 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:31:34,506 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:31:34,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:31:34,508 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:31:34,510 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:31:34,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:31:34,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:31:34,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:31:34,518 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:31:34,519 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:31:34,524 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:31:34,525 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:31:34,525 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:31:34,526 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:31:34,527 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:31:34,528 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:31:34,528 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:31:34,529 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:31:34,530 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:31:34,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:31:34,532 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:31:34,533 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:31:34,533 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:31:34,534 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:31:34,534 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:31:34,535 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:31:34,536 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:31:34,537 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b39e22d-b331-45f1-aab5-3c8b91c66198/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:31:34,560 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:31:34,560 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:31:34,561 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:31:34,561 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:31:34,562 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:31:34,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:31:34,563 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:31:34,563 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:31:34,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:31:34,564 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:31:34,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:31:34,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:31:34,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:31:34,566 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:31:34,566 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:31:34,567 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:31:34,567 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:31:34,567 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:31:34,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:31:34,568 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:31:34,569 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:31:34,569 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:31:34,569 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:31:34,570 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:31:34,570 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:31:34,570 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_7b39e22d-b331-45f1-aab5-3c8b91c66198/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b39e22d-b331-45f1-aab5-3c8b91c66198/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f78e25bf76e2d1d395e5e41868c5ddb628a36f1efdf095bb509ea6a3a366617b [2022-10-17 16:31:34,857 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:31:34,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:31:34,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:31:34,886 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:31:34,887 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:31:34,889 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b39e22d-b331-45f1-aab5-3c8b91c66198/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--ppp--ppp_async.ko-entry_point.cil.out.i [2022-10-17 16:31:34,959 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b39e22d-b331-45f1-aab5-3c8b91c66198/bin/ukojak-92XMlrwhuB/data/83a7fc93a/8ef36fc164eb40be95fb8450ad2979a8/FLAG1780fb6f3 [2022-10-17 16:31:35,891 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:31:35,893 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b39e22d-b331-45f1-aab5-3c8b91c66198/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_async.ko-entry_point.cil.out.i [2022-10-17 16:31:35,950 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b39e22d-b331-45f1-aab5-3c8b91c66198/bin/ukojak-92XMlrwhuB/data/83a7fc93a/8ef36fc164eb40be95fb8450ad2979a8/FLAG1780fb6f3 [2022-10-17 16:31:36,323 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b39e22d-b331-45f1-aab5-3c8b91c66198/bin/ukojak-92XMlrwhuB/data/83a7fc93a/8ef36fc164eb40be95fb8450ad2979a8 [2022-10-17 16:31:36,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:31:36,327 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:31:36,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:31:36,332 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:31:36,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:31:36,336 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:31:36" (1/1) ... [2022-10-17 16:31:36,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e59f21c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:36, skipping insertion in model container [2022-10-17 16:31:36,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:31:36" (1/1) ... [2022-10-17 16:31:36,344 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:31:36,492 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:31:37,450 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_7b39e22d-b331-45f1-aab5-3c8b91c66198/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_async.ko-entry_point.cil.out.i[162928,162941] [2022-10-17 16:31:37,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:31:38,002 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:31:38,171 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_7b39e22d-b331-45f1-aab5-3c8b91c66198/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ppp--ppp_async.ko-entry_point.cil.out.i[162928,162941] [2022-10-17 16:31:38,328 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:31:38,447 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:31:38,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38 WrapperNode [2022-10-17 16:31:38,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:31:38,449 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:31:38,450 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:31:38,450 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:31:38,473 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,564 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,711 INFO L138 Inliner]: procedures = 180, calls = 578, calls flagged for inlining = 99, calls inlined = 93, statements flattened = 2426 [2022-10-17 16:31:38,713 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:31:38,714 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:31:38,714 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:31:38,714 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:31:38,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,753 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,846 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,876 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,892 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,916 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,945 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:31:38,946 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:31:38,946 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:31:38,946 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:31:38,948 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:31:38" (1/1) ... [2022-10-17 16:31:38,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:31:38,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b39e22d-b331-45f1-aab5-3c8b91c66198/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:31:38,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b39e22d-b331-45f1-aab5-3c8b91c66198/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:31:39,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7b39e22d-b331-45f1-aab5-3c8b91c66198/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:31:39,030 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-17 16:31:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-17 16:31:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:31:39,031 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_async_push [2022-10-17 16:31:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_async_push [2022-10-17 16:31:39,032 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-10-17 16:31:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-10-17 16:31:39,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:31:39,033 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:31:39,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:31:39,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:31:39,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:31:39,033 INFO L130 BoogieDeclarations]: Found specification of procedure crc_ccitt_byte [2022-10-17 16:31:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure crc_ccitt_byte [2022-10-17 16:31:39,034 INFO L130 BoogieDeclarations]: Found specification of procedure ap_put [2022-10-17 16:31:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ap_put [2022-10-17 16:31:39,034 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_output_wakeup [2022-10-17 16:31:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_output_wakeup [2022-10-17 16:31:39,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 16:31:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 16:31:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2022-10-17 16:31:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2022-10-17 16:31:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:31:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:31:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_asynctty_hangup [2022-10-17 16:31:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_asynctty_hangup [2022-10-17 16:31:39,036 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-17 16:31:39,036 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-17 16:31:39,036 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2022-10-17 16:31:39,036 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2022-10-17 16:31:39,036 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be16 [2022-10-17 16:31:39,036 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be16 [2022-10-17 16:31:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2022-10-17 16:31:39,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2022-10-17 16:31:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:31:39,037 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:31:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:31:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 16:31:39,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 16:31:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 16:31:39,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 16:31:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-17 16:31:39,038 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-17 16:31:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:31:39,039 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:31:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_asynctty_close [2022-10-17 16:31:39,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_asynctty_close [2022-10-17 16:31:39,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:31:39,081 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_asynctty_poll [2022-10-17 16:31:39,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_asynctty_poll [2022-10-17 16:31:39,081 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-17 16:31:39,081 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-17 16:31:39,081 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 16:31:39,081 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 16:31:39,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:31:39,081 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:31:39,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:31:39,082 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-10-17 16:31:39,082 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-10-17 16:31:39,082 INFO L130 BoogieDeclarations]: Found specification of procedure ap_get [2022-10-17 16:31:39,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ap_get [2022-10-17 16:31:39,082 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-10-17 16:31:39,082 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-10-17 16:31:39,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:31:39,082 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2022-10-17 16:31:39,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2022-10-17 16:31:39,083 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-10-17 16:31:39,083 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-10-17 16:31:39,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:31:39,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:31:39,083 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-10-17 16:31:39,083 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-10-17 16:31:39,083 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-17 16:31:39,083 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-17 16:31:39,083 INFO L130 BoogieDeclarations]: Found specification of procedure async_lcp_peek [2022-10-17 16:31:39,083 INFO L138 BoogieDeclarations]: Found implementation of procedure async_lcp_peek [2022-10-17 16:31:39,084 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:31:39,084 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-10-17 16:31:39,084 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-10-17 16:31:39,084 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:31:39,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 16:31:39,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 16:31:39,084 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-10-17 16:31:39,084 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-10-17 16:31:39,084 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:31:39,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:31:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_asynctty_ioctl [2022-10-17 16:31:39,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_asynctty_ioctl [2022-10-17 16:31:39,085 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-10-17 16:31:39,085 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-10-17 16:31:39,643 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:31:39,648 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:31:40,262 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:31:52,021 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:31:53,441 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:31:53,442 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:31:53,452 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:31:53 BoogieIcfgContainer [2022-10-17 16:31:53,453 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:31:53,455 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:31:53,455 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:31:53,469 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:31:53,471 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:31:53" (1/1) ... [2022-10-17 16:31:53,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:31:53,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:53,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 474 states and 689 transitions. [2022-10-17 16:31:53,649 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 689 transitions. [2022-10-17 16:31:53,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:31:53,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:53,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:54,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:54,533 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-10-17 16:31:54,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:54,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 479 states and 723 transitions. [2022-10-17 16:31:54,704 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 723 transitions. [2022-10-17 16:31:54,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:31:54,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:54,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:54,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:55,011 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-10-17 16:31:55,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:55,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 724 states to 480 states and 724 transitions. [2022-10-17 16:31:55,057 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 724 transitions. [2022-10-17 16:31:55,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:31:55,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:55,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:55,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:55,586 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-10-17 16:31:55,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:55,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 491 states and 773 transitions. [2022-10-17 16:31:55,797 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states and 773 transitions. [2022-10-17 16:31:55,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:31:55,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:55,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:55,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:56,004 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-10-17 16:31:56,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:56,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 494 states and 798 transitions. [2022-10-17 16:31:56,374 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 798 transitions. [2022-10-17 16:31:56,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:31:56,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:56,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:56,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:56,559 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2022-10-17 16:31:56,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:56,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 496 states and 801 transitions. [2022-10-17 16:31:56,587 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 801 transitions. [2022-10-17 16:31:56,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:31:56,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:56,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:56,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:56,837 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-10-17 16:31:56,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:56,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 497 states and 801 transitions. [2022-10-17 16:31:56,931 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 801 transitions. [2022-10-17 16:31:56,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:31:56,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:56,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:57,171 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-10-17 16:31:57,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:57,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 496 states and 796 transitions. [2022-10-17 16:31:57,242 INFO L276 IsEmpty]: Start isEmpty. Operand 496 states and 796 transitions. [2022-10-17 16:31:57,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:31:57,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:57,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:57,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:57,382 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-10-17 16:31:57,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:57,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 498 states and 798 transitions. [2022-10-17 16:31:57,458 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 798 transitions. [2022-10-17 16:31:57,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:31:57,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:57,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:57,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:57,598 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-10-17 16:31:58,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:58,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 503 states and 825 transitions. [2022-10-17 16:31:58,121 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 825 transitions. [2022-10-17 16:31:58,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:31:58,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:58,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:58,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:58,266 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-10-17 16:31:58,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:58,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 502 states and 819 transitions. [2022-10-17 16:31:58,345 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 819 transitions. [2022-10-17 16:31:58,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:31:58,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:58,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:58,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:58,634 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2022-10-17 16:31:58,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:58,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 504 states and 821 transitions. [2022-10-17 16:31:58,754 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 821 transitions. [2022-10-17 16:31:58,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:31:58,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:58,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:58,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:58,998 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2022-10-17 16:31:59,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:59,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 821 states to 505 states and 821 transitions. [2022-10-17 16:31:59,028 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 821 transitions. [2022-10-17 16:31:59,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:31:59,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:59,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:59,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:59,190 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2022-10-17 16:31:59,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:59,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 506 states and 822 transitions. [2022-10-17 16:31:59,466 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 822 transitions. [2022-10-17 16:31:59,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:31:59,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:59,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:59,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:59,585 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-10-17 16:31:59,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:59,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 509 states and 826 transitions. [2022-10-17 16:31:59,722 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 826 transitions. [2022-10-17 16:31:59,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:31:59,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:59,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:59,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:31:59,880 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-10-17 16:31:59,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:31:59,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 826 states to 510 states and 826 transitions. [2022-10-17 16:31:59,913 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 826 transitions. [2022-10-17 16:31:59,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-10-17 16:31:59,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:31:59,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:31:59,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:00,068 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2022-10-17 16:32:00,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:00,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 513 states and 830 transitions. [2022-10-17 16:32:00,113 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 830 transitions. [2022-10-17 16:32:00,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-10-17 16:32:00,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:00,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:00,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:00,264 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 183 trivial. 0 not checked. [2022-10-17 16:32:00,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:00,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 516 states and 833 transitions. [2022-10-17 16:32:00,301 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 833 transitions. [2022-10-17 16:32:00,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-10-17 16:32:00,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:00,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:00,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:00,423 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-10-17 16:32:00,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:00,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 517 states and 832 transitions. [2022-10-17 16:32:00,653 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 832 transitions. [2022-10-17 16:32:00,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-10-17 16:32:00,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:00,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:00,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:00,910 INFO L134 CoverageAnalysis]: Checked inductivity of 269 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2022-10-17 16:32:01,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:01,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 527 states and 870 transitions. [2022-10-17 16:32:01,111 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 870 transitions. [2022-10-17 16:32:01,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-10-17 16:32:01,113 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:01,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:01,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:01,284 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-10-17 16:32:02,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:02,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 530 states and 892 transitions. [2022-10-17 16:32:02,012 INFO L276 IsEmpty]: Start isEmpty. Operand 530 states and 892 transitions. [2022-10-17 16:32:02,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-17 16:32:02,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:02,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:02,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:02,259 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2022-10-17 16:32:02,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:02,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 532 states and 895 transitions. [2022-10-17 16:32:02,467 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 895 transitions. [2022-10-17 16:32:02,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-17 16:32:02,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:02,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:02,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:02,689 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2022-10-17 16:32:02,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:02,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 533 states and 895 transitions. [2022-10-17 16:32:02,826 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 895 transitions. [2022-10-17 16:32:02,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-10-17 16:32:02,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:02,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:02,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:03,064 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2022-10-17 16:32:03,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:03,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 534 states and 896 transitions. [2022-10-17 16:32:03,109 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 896 transitions. [2022-10-17 16:32:03,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-10-17 16:32:03,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:03,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:03,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:03,294 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-10-17 16:32:04,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:04,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 539 states and 928 transitions. [2022-10-17 16:32:04,660 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 928 transitions. [2022-10-17 16:32:04,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:32:04,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:04,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:04,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:04,927 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2022-10-17 16:32:05,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:05,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 540 states and 928 transitions. [2022-10-17 16:32:05,081 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 928 transitions. [2022-10-17 16:32:05,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:32:05,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:05,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:05,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:05,284 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2022-10-17 16:32:07,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:32:07,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 987 states to 547 states and 962 transitions. [2022-10-17 16:32:07,016 INFO L276 IsEmpty]: Start isEmpty. Operand 547 states and 962 transitions. [2022-10-17 16:32:07,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-10-17 16:32:07,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:32:07,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:32:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:32:07,134 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked.