./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.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_8711293e-49cd-4952-b53e-72bf8d823be5/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8711293e-49cd-4952-b53e-72bf8d823be5/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_8711293e-49cd-4952-b53e-72bf8d823be5/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8711293e-49cd-4952-b53e-72bf8d823be5/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8711293e-49cd-4952-b53e-72bf8d823be5/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_8711293e-49cd-4952-b53e-72bf8d823be5/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 8946ad2f029076f7c4f90de60a8c48e069f80fec06a0c6d7a5dc3a1fc4182879 --- 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 16:58:03,388 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:58:03,392 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:58:03,453 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:58:03,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:58:03,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:58:03,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:58:03,466 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:58:03,472 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:58:03,479 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:58:03,480 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:58:03,487 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:58:03,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:58:03,491 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:58:03,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:58:03,496 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:58:03,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:58:03,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:58:03,503 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:58:03,512 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:58:03,514 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:58:03,516 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:58:03,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:58:03,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:58:03,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:58:03,535 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:58:03,535 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:58:03,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:58:03,539 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:58:03,540 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:58:03,541 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:58:03,542 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:58:03,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:58:03,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:58:03,549 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:58:03,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:58:03,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:58:03,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:58:03,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:58:03,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:58:03,555 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:58:03,557 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8711293e-49cd-4952-b53e-72bf8d823be5/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:58:03,607 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:58:03,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:58:03,610 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:58:03,610 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:58:03,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:58:03,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:58:03,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:58:03,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:58:03,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:58:03,613 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:58:03,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:58:03,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:58:03,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:58:03,615 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:58:03,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:58:03,616 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:58:03,616 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:58:03,617 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:58:03,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:03,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:58:03,617 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:58:03,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:58:03,618 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:58:03,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:58:03,619 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:58:03,619 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_8711293e-49cd-4952-b53e-72bf8d823be5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8711293e-49cd-4952-b53e-72bf8d823be5/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8946ad2f029076f7c4f90de60a8c48e069f80fec06a0c6d7a5dc3a1fc4182879 [2022-10-17 16:58:03,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:58:03,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:58:03,978 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:58:03,980 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:58:03,981 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:58:03,983 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8711293e-49cd-4952-b53e-72bf8d823be5/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-10-17 16:58:04,066 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8711293e-49cd-4952-b53e-72bf8d823be5/bin/ukojak-92XMlrwhuB/data/cb66f571d/b9d249ea6eef495aba2ddb080e0e4d0f/FLAGa3b6396a1 [2022-10-17 16:58:04,841 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:58:04,844 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8711293e-49cd-4952-b53e-72bf8d823be5/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-10-17 16:58:04,885 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8711293e-49cd-4952-b53e-72bf8d823be5/bin/ukojak-92XMlrwhuB/data/cb66f571d/b9d249ea6eef495aba2ddb080e0e4d0f/FLAGa3b6396a1 [2022-10-17 16:58:04,942 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8711293e-49cd-4952-b53e-72bf8d823be5/bin/ukojak-92XMlrwhuB/data/cb66f571d/b9d249ea6eef495aba2ddb080e0e4d0f [2022-10-17 16:58:04,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:58:04,948 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:58:04,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:04,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:58:04,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:58:04,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:04" (1/1) ... [2022-10-17 16:58:04,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fd5a37f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:04, skipping insertion in model container [2022-10-17 16:58:04,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:58:04" (1/1) ... [2022-10-17 16:58:04,966 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:58:05,092 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:58:06,351 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_8711293e-49cd-4952-b53e-72bf8d823be5/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i[121503,121516] [2022-10-17 16:58:06,409 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:06,433 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:58:06,773 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_8711293e-49cd-4952-b53e-72bf8d823be5/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-39a1d13-1-101_1a-drivers--block--virtio_blk.ko-entry_point_ldv-val-v0.8.cil.out.i[121503,121516] [2022-10-17 16:58:06,785 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:58:06,841 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:58:06,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06 WrapperNode [2022-10-17 16:58:06,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:58:06,844 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:06,863 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:58:06,863 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:58:06,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:06,947 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,067 INFO L138 Inliner]: procedures = 142, calls = 521, calls flagged for inlining = 83, calls inlined = 83, statements flattened = 1668 [2022-10-17 16:58:07,068 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:58:07,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:58:07,069 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:58:07,069 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:58:07,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,107 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,108 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,206 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,216 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:58:07,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:58:07,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:58:07,248 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:58:07,249 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:58:06" (1/1) ... [2022-10-17 16:58:07,271 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:58:07,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8711293e-49cd-4952-b53e-72bf8d823be5/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:58:07,313 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8711293e-49cd-4952-b53e-72bf8d823be5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:58:07,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8711293e-49cd-4952-b53e-72bf8d823be5/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:58:07,371 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_max_segment_size [2022-10-17 16:58:07,373 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_max_segment_size [2022-10-17 16:58:07,373 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_config_buf [2022-10-17 16:58:07,373 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_config_buf [2022-10-17 16:58:07,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:58:07,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:58:07,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:58:07,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 16:58:07,375 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 16:58:07,375 INFO L130 BoogieDeclarations]: Found specification of procedure req_get_ioprio [2022-10-17 16:58:07,375 INFO L138 BoogieDeclarations]: Found implementation of procedure req_get_ioprio [2022-10-17 16:58:07,376 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2022-10-17 16:58:07,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2022-10-17 16:58:07,376 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:58:07,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:58:07,376 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2022-10-17 16:58:07,377 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2022-10-17 16:58:07,377 INFO L130 BoogieDeclarations]: Found specification of procedure sg_set_buf [2022-10-17 16:58:07,377 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_set_buf [2022-10-17 16:58:07,377 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:58:07,377 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:58:07,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:58:07,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 16:58:07,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 16:58:07,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 16:58:07,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 16:58:07,378 INFO L130 BoogieDeclarations]: Found specification of procedure index_to_minor [2022-10-17 16:58:07,379 INFO L138 BoogieDeclarations]: Found implementation of procedure index_to_minor [2022-10-17 16:58:07,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-17 16:58:07,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-17 16:58:07,379 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:58:07,379 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:58:07,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:58:07,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-10-17 16:58:07,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-10-17 16:58:07,380 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 16:58:07,380 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 16:58:07,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:58:07,381 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_has_feature [2022-10-17 16:58:07,381 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_has_feature [2022-10-17 16:58:07,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:58:07,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:58:07,382 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 16:58:07,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 16:58:07,382 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_remove [2022-10-17 16:58:07,383 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_remove [2022-10-17 16:58:07,383 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2022-10-17 16:58:07,383 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2022-10-17 16:58:07,383 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:58:07,383 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-10-17 16:58:07,384 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-10-17 16:58:07,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 16:58:07,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 16:58:07,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:58:07,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:58:07,385 INFO L130 BoogieDeclarations]: Found specification of procedure put_disk [2022-10-17 16:58:07,385 INFO L138 BoogieDeclarations]: Found implementation of procedure put_disk [2022-10-17 16:58:07,385 INFO L130 BoogieDeclarations]: Found specification of procedure blk_queue_ordered [2022-10-17 16:58:07,386 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_queue_ordered [2022-10-17 16:58:07,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:58:07,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:58:07,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:58:07,389 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-17 16:58:07,389 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-17 16:58:07,877 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:58:07,880 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:58:08,546 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:58:09,423 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:58:10,042 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:58:10,043 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:58:10,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:10 BoogieIcfgContainer [2022-10-17 16:58:10,047 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:58:10,048 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:58:10,048 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:58:10,060 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:58:10,061 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:58:10" (1/1) ... [2022-10-17 16:58:10,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:58:10,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:10,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 303 states and 418 transitions. [2022-10-17 16:58:10,145 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 418 transitions. [2022-10-17 16:58:10,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:58:10,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:10,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:10,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:10,695 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:58:10,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:10,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 308 states and 439 transitions. [2022-10-17 16:58:10,925 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 439 transitions. [2022-10-17 16:58:10,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:58:10,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:10,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:11,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:11,154 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:58:11,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:11,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 319 states and 475 transitions. [2022-10-17 16:58:11,414 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 475 transitions. [2022-10-17 16:58:11,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:58:11,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:11,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:11,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:11,665 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 16:58:11,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:11,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 320 states and 476 transitions. [2022-10-17 16:58:11,696 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 476 transitions. [2022-10-17 16:58:11,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:58:11,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:11,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:11,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:11,860 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:58:11,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:11,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 322 states and 479 transitions. [2022-10-17 16:58:11,885 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 479 transitions. [2022-10-17 16:58:11,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:58:11,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:11,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:11,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:12,008 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:58:12,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:12,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 325 states and 497 transitions. [2022-10-17 16:58:12,290 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 497 transitions. [2022-10-17 16:58:12,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:58:12,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:12,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:12,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:12,439 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:58:12,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:12,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 324 states and 492 transitions. [2022-10-17 16:58:12,485 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 492 transitions. [2022-10-17 16:58:12,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:58:12,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:12,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:12,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:12,629 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 16:58:12,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:12,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 325 states and 492 transitions. [2022-10-17 16:58:12,713 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 492 transitions. [2022-10-17 16:58:12,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:58:12,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:12,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:12,812 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:58:13,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:13,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 330 states and 512 transitions. [2022-10-17 16:58:13,220 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 512 transitions. [2022-10-17 16:58:13,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:58:13,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:13,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:13,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:13,350 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:58:13,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:13,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 332 states and 514 transitions. [2022-10-17 16:58:13,397 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 514 transitions. [2022-10-17 16:58:13,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:58:13,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:13,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:13,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:13,503 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:58:13,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:13,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 334 states and 516 transitions. [2022-10-17 16:58:13,572 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 516 transitions. [2022-10-17 16:58:13,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:58:13,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:13,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:13,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:13,702 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:58:13,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:13,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 333 states and 510 transitions. [2022-10-17 16:58:13,749 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 510 transitions. [2022-10-17 16:58:13,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:58:13,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:13,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:13,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:13,868 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:58:14,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:14,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 334 states and 511 transitions. [2022-10-17 16:58:14,028 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 511 transitions. [2022-10-17 16:58:14,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:58:14,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:14,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:14,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:14,125 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:58:14,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:14,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 335 states and 511 transitions. [2022-10-17 16:58:14,150 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 511 transitions. [2022-10-17 16:58:14,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:58:14,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:14,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:14,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:14,235 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:58:14,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:14,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 338 states and 515 transitions. [2022-10-17 16:58:14,325 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 515 transitions. [2022-10-17 16:58:14,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:58:14,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:14,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:14,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:14,414 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:58:14,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:14,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 339 states and 515 transitions. [2022-10-17 16:58:14,438 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 515 transitions. [2022-10-17 16:58:14,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:58:14,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:14,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:14,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:14,523 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:58:14,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:14,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 342 states and 519 transitions. [2022-10-17 16:58:14,555 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 519 transitions. [2022-10-17 16:58:14,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:58:14,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:14,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:14,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:14,642 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:58:14,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:14,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 345 states and 522 transitions. [2022-10-17 16:58:14,688 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 522 transitions. [2022-10-17 16:58:14,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:58:14,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:14,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:14,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:14,792 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-10-17 16:58:14,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:14,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 346 states and 521 transitions. [2022-10-17 16:58:14,950 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 521 transitions. [2022-10-17 16:58:14,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2022-10-17 16:58:14,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:14,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:14,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:15,077 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-10-17 16:58:15,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:15,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 356 states and 547 transitions. [2022-10-17 16:58:15,301 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 547 transitions. [2022-10-17 16:58:15,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2022-10-17 16:58:15,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:15,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:15,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:15,458 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-10-17 16:58:15,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:15,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 359 states and 562 transitions. [2022-10-17 16:58:15,977 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 562 transitions. [2022-10-17 16:58:15,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:58:15,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:15,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:16,149 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-10-17 16:58:16,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:16,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 364 states and 581 transitions. [2022-10-17 16:58:16,787 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 581 transitions. [2022-10-17 16:58:16,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:58:16,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:16,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:16,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:16,947 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 3 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-10-17 16:58:17,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:17,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 369 states and 601 transitions. [2022-10-17 16:58:17,944 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 601 transitions. [2022-10-17 16:58:17,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-10-17 16:58:17,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:17,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:18,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:18,084 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-10-17 16:58:18,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:18,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 648 states to 372 states and 617 transitions. [2022-10-17 16:58:18,685 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 617 transitions. [2022-10-17 16:58:18,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:58:18,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:18,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:18,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:18,804 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-10-17 16:58:19,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:19,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 376 states and 625 transitions. [2022-10-17 16:58:19,082 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 625 transitions. [2022-10-17 16:58:19,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 16:58:19,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:19,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:19,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:19,203 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-10-17 16:58:19,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:19,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 377 states and 625 transitions. [2022-10-17 16:58:19,388 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 625 transitions. [2022-10-17 16:58:19,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:58:19,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:19,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:19,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:19,554 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-10-17 16:58:20,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:20,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 684 states to 384 states and 646 transitions. [2022-10-17 16:58:20,718 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 646 transitions. [2022-10-17 16:58:20,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:58:20,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:20,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:20,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:20,818 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-10-17 16:58:21,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:21,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 389 states and 664 transitions. [2022-10-17 16:58:21,572 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 664 transitions. [2022-10-17 16:58:21,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:58:21,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:21,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:21,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:21,724 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-10-17 16:58:21,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:21,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 388 states and 651 transitions. [2022-10-17 16:58:21,815 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 651 transitions. [2022-10-17 16:58:21,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-10-17 16:58:21,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:21,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:22,026 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-10-17 16:58:23,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:23,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 392 states and 668 transitions. [2022-10-17 16:58:23,347 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 668 transitions. [2022-10-17 16:58:23,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 16:58:23,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:23,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:23,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:23,450 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-10-17 16:58:23,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:23,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 715 states to 394 states and 670 transitions. [2022-10-17 16:58:23,496 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 670 transitions. [2022-10-17 16:58:23,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:58:23,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:23,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:23,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:23,683 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-10-17 16:58:23,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:23,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 393 states and 656 transitions. [2022-10-17 16:58:23,819 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 656 transitions. [2022-10-17 16:58:23,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:58:23,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:23,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:23,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:24,079 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-10-17 16:58:26,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:26,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 412 states and 704 transitions. [2022-10-17 16:58:26,640 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 704 transitions. [2022-10-17 16:58:26,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 16:58:26,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:26,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:26,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:26,775 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-10-17 16:58:27,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:27,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 753 states to 414 states and 707 transitions. [2022-10-17 16:58:27,049 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 707 transitions. [2022-10-17 16:58:27,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-10-17 16:58:27,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:27,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:27,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:27,182 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-10-17 16:58:27,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:27,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 419 states and 717 transitions. [2022-10-17 16:58:27,688 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 717 transitions. [2022-10-17 16:58:27,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:58:27,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:27,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:27,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:27,904 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-10-17 16:58:28,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:28,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 424 states and 725 transitions. [2022-10-17 16:58:28,016 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 725 transitions. [2022-10-17 16:58:28,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:58:28,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:28,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:28,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:28,117 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2022-10-17 16:58:28,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:28,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 774 states to 426 states and 728 transitions. [2022-10-17 16:58:28,320 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 728 transitions. [2022-10-17 16:58:28,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-10-17 16:58:28,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:28,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:28,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:28,478 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-10-17 16:58:28,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:28,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 430 states and 735 transitions. [2022-10-17 16:58:28,901 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 735 transitions. [2022-10-17 16:58:28,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-10-17 16:58:28,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:28,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:28,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:29,034 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-10-17 16:58:29,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:29,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 441 states and 752 transitions. [2022-10-17 16:58:29,510 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 752 transitions. [2022-10-17 16:58:29,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:58:29,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:29,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:29,647 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2022-10-17 16:58:29,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:29,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 802 states to 444 states and 756 transitions. [2022-10-17 16:58:29,708 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 756 transitions. [2022-10-17 16:58:29,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:58:29,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:29,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:29,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:29,808 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-10-17 16:58:30,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:58:30,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 813 states to 449 states and 767 transitions. [2022-10-17 16:58:30,456 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 767 transitions. [2022-10-17 16:58:30,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:58:30,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:58:30,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:58:30,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:58:30,584 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 16 proven. 7 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked.