./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--mwifiex--mwifiex_usb.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_01d58d64-e77d-4b1a-8a47-db3e17881b80/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d58d64-e77d-4b1a-8a47-db3e17881b80/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_01d58d64-e77d-4b1a-8a47-db3e17881b80/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d58d64-e77d-4b1a-8a47-db3e17881b80/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d58d64-e77d-4b1a-8a47-db3e17881b80/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_01d58d64-e77d-4b1a-8a47-db3e17881b80/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 9f2fac8642c25f1335350a2814ff7cf3c4ea0fb7f4feaed63baec564397e8f24 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:06:57,540 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:06:57,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:06:57,588 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:06:57,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:06:57,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:06:57,592 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:06:57,595 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:06:57,597 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:06:57,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:06:57,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:06:57,602 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:06:57,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:06:57,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:06:57,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:06:57,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:06:57,609 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:06:57,610 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:06:57,612 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:06:57,615 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:06:57,617 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:06:57,621 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:06:57,623 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:06:57,625 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:06:57,632 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:06:57,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:06:57,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:06:57,639 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:06:57,640 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:06:57,641 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:06:57,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:06:57,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:06:57,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:06:57,648 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:06:57,650 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:06:57,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:06:57,652 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:06:57,652 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:06:57,652 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:06:57,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:06:57,654 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:06:57,655 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d58d64-e77d-4b1a-8a47-db3e17881b80/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 17:06:57,698 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:06:57,699 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:06:57,701 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:06:57,701 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:06:57,702 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:06:57,702 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:06:57,702 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:06:57,703 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:06:57,703 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:06:57,703 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:06:57,704 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:06:57,705 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:06:57,705 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:06:57,705 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:06:57,705 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:06:57,706 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:06:57,706 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:06:57,706 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:06:57,706 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:57,707 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:06:57,707 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:06:57,707 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:06:57,707 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:06:57,708 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:06:57,708 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:06:57,708 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_01d58d64-e77d-4b1a-8a47-db3e17881b80/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d58d64-e77d-4b1a-8a47-db3e17881b80/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9f2fac8642c25f1335350a2814ff7cf3c4ea0fb7f4feaed63baec564397e8f24 [2022-10-17 17:06:58,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:06:58,027 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:06:58,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:06:58,031 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:06:58,032 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:06:58,033 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d58d64-e77d-4b1a-8a47-db3e17881b80/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i [2022-10-17 17:06:58,113 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d58d64-e77d-4b1a-8a47-db3e17881b80/bin/ukojak-92XMlrwhuB/data/e92c68a68/3a4771e3379542dbbc497af5cc08e229/FLAGa4735fc74 [2022-10-17 17:06:59,072 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:06:59,073 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d58d64-e77d-4b1a-8a47-db3e17881b80/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i [2022-10-17 17:06:59,141 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d58d64-e77d-4b1a-8a47-db3e17881b80/bin/ukojak-92XMlrwhuB/data/e92c68a68/3a4771e3379542dbbc497af5cc08e229/FLAGa4735fc74 [2022-10-17 17:06:59,509 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d58d64-e77d-4b1a-8a47-db3e17881b80/bin/ukojak-92XMlrwhuB/data/e92c68a68/3a4771e3379542dbbc497af5cc08e229 [2022-10-17 17:06:59,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:06:59,514 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:06:59,515 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:59,515 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:06:59,519 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:06:59,520 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:59" (1/1) ... [2022-10-17 17:06:59,521 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10d31d98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:59, skipping insertion in model container [2022-10-17 17:06:59,521 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:59" (1/1) ... [2022-10-17 17:06:59,529 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:06:59,643 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:07:00,754 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_01d58d64-e77d-4b1a-8a47-db3e17881b80/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i[202214,202227] [2022-10-17 17:07:01,322 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:07:01,394 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:07:01,595 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_01d58d64-e77d-4b1a-8a47-db3e17881b80/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--mwifiex--mwifiex_usb.ko-entry_point.cil.out.i[202214,202227] [2022-10-17 17:07:01,802 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:07:01,996 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:07:01,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:01 WrapperNode [2022-10-17 17:07:01,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:07:01,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:07:01,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:07:01,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:07:02,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:01" (1/1) ... [2022-10-17 17:07:02,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:01" (1/1) ... [2022-10-17 17:07:02,287 INFO L138 Inliner]: procedures = 163, calls = 1186, calls flagged for inlining = 76, calls inlined = 76, statements flattened = 3081 [2022-10-17 17:07:02,289 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:07:02,291 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:07:02,291 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:07:02,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:07:02,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:01" (1/1) ... [2022-10-17 17:07:02,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:01" (1/1) ... [2022-10-17 17:07:02,345 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:01" (1/1) ... [2022-10-17 17:07:02,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:01" (1/1) ... [2022-10-17 17:07:02,459 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:01" (1/1) ... [2022-10-17 17:07:02,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:01" (1/1) ... [2022-10-17 17:07:02,515 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:01" (1/1) ... [2022-10-17 17:07:02,536 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:01" (1/1) ... [2022-10-17 17:07:02,563 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:07:02,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:07:02,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:07:02,566 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:07:02,567 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:07:01" (1/1) ... [2022-10-17 17:07:02,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:07:02,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d58d64-e77d-4b1a-8a47-db3e17881b80/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:07:02,599 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d58d64-e77d-4b1a-8a47-db3e17881b80/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:07:02,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01d58d64-e77d-4b1a-8a47-db3e17881b80/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:07:02,647 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-10-17 17:07:02,647 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-10-17 17:07:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_unregister_dev [2022-10-17 17:07:02,648 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_unregister_dev [2022-10-17 17:07:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_bulk_urb_2 [2022-10-17 17:07:02,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_bulk_urb_2 [2022-10-17 17:07:02,648 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_from_linear_data [2022-10-17 17:07:02,649 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_copy_from_linear_data [2022-10-17 17:07:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 17:07:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_submit_urb_3 [2022-10-17 17:07:02,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_submit_urb_3 [2022-10-17 17:07:02,649 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 17:07:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 17:07:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2022-10-17 17:07:02,650 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_bulk_msg [2022-10-17 17:07:02,650 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 17:07:02,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 17:07:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:07:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2022-10-17 17:07:02,651 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2022-10-17 17:07:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2022-10-17 17:07:02,651 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2022-10-17 17:07:02,651 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_submit_urb [2022-10-17 17:07:02,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_submit_urb [2022-10-17 17:07:02,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 17:07:02,652 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 17:07:02,652 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_disconnect [2022-10-17 17:07:02,652 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_disconnect [2022-10-17 17:07:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 17:07:02,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 17:07:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 17:07:02,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 17:07:02,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2022-10-17 17:07:02,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2022-10-17 17:07:02,654 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-17 17:07:02,654 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-17 17:07:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_get_priv [2022-10-17 17:07:02,690 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_get_priv [2022-10-17 17:07:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_submit_rx_urb [2022-10-17 17:07:02,690 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_submit_rx_urb [2022-10-17 17:07:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 17:07:02,690 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 17:07:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:07:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 17:07:02,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 17:07:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_rx_complete [2022-10-17 17:07:02,691 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_rx_complete [2022-10-17 17:07:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2022-10-17 17:07:02,691 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2022-10-17 17:07:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-10-17 17:07:02,691 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-10-17 17:07:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 17:07:02,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 17:07:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-10-17 17:07:02,692 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-10-17 17:07:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 17:07:02,692 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 17:07:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 17:07:02,692 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 17:07:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:07:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop___0 [2022-10-17 17:07:02,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop___0 [2022-10-17 17:07:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-10-17 17:07:02,693 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-10-17 17:07:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:07:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-10-17 17:07:02,693 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-10-17 17:07:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 17:07:02,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 17:07:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:07:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:07:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 17:07:02,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 17:07:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_cmd_event_complete [2022-10-17 17:07:02,694 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_cmd_event_complete [2022-10-17 17:07:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_8 [2022-10-17 17:07:02,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_8 [2022-10-17 17:07:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:07:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-10-17 17:07:02,695 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-10-17 17:07:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2022-10-17 17:07:02,695 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2022-10-17 17:07:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:07:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 17:07:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_10 [2022-10-17 17:07:02,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_10 [2022-10-17 17:07:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-17 17:07:02,695 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-17 17:07:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2022-10-17 17:07:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2022-10-17 17:07:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:07:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure mwifiex_usb_resume [2022-10-17 17:07:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure mwifiex_usb_resume [2022-10-17 17:07:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-10-17 17:07:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-10-17 17:07:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2022-10-17 17:07:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2022-10-17 17:07:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 17:07:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2022-10-17 17:07:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 17:07:02,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 17:07:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:07:02,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:07:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_out [2022-10-17 17:07:02,697 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_out [2022-10-17 17:07:03,386 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:07:03,390 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:07:03,693 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 17:07:04,675 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stop___0FINAL: assume true; [2022-10-17 17:07:16,684 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:07:17,404 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:07:17,404 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:07:17,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:07:17 BoogieIcfgContainer [2022-10-17 17:07:17,409 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:07:17,410 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:07:17,410 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:07:17,420 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:07:17,421 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:07:17" (1/1) ... [2022-10-17 17:07:17,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:07:17,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:17,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 658 states and 966 transitions. [2022-10-17 17:07:17,556 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 966 transitions. [2022-10-17 17:07:17,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 17:07:17,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:17,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:17,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:18,256 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:07:18,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:18,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1001 states to 663 states and 1001 transitions. [2022-10-17 17:07:18,493 INFO L276 IsEmpty]: Start isEmpty. Operand 663 states and 1001 transitions. [2022-10-17 17:07:18,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 17:07:18,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:18,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:18,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:18,707 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 17:07:18,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:18,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 664 states and 1002 transitions. [2022-10-17 17:07:18,731 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1002 transitions. [2022-10-17 17:07:18,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 17:07:18,734 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:18,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:18,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:18,995 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:07:19,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:19,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 667 states and 1030 transitions. [2022-10-17 17:07:19,152 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 1030 transitions. [2022-10-17 17:07:19,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 17:07:19,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:19,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:19,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:19,370 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 17:07:19,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:19,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 669 states and 1033 transitions. [2022-10-17 17:07:19,390 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1033 transitions. [2022-10-17 17:07:19,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 17:07:19,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:19,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:19,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:19,561 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:07:19,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:19,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 668 states and 1029 transitions. [2022-10-17 17:07:19,605 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1029 transitions. [2022-10-17 17:07:19,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:07:19,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:19,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:19,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:19,823 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:07:20,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:20,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 673 states and 1060 transitions. [2022-10-17 17:07:20,133 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1060 transitions. [2022-10-17 17:07:20,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 17:07:20,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:20,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:20,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:20,343 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:07:20,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:20,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 675 states and 1062 transitions. [2022-10-17 17:07:20,392 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1062 transitions. [2022-10-17 17:07:20,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:07:20,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:20,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:20,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:20,540 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:07:20,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:20,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 674 states and 1057 transitions. [2022-10-17 17:07:20,588 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1057 transitions. [2022-10-17 17:07:20,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:07:20,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:20,590 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:20,725 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 17:07:20,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:20,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 675 states and 1057 transitions. [2022-10-17 17:07:20,751 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 1057 transitions. [2022-10-17 17:07:20,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:07:20,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:20,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:20,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:20,900 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 17:07:20,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:20,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 678 states and 1061 transitions. [2022-10-17 17:07:20,976 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1061 transitions. [2022-10-17 17:07:20,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:07:20,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:20,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:21,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:21,177 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-10-17 17:07:21,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:07:21,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 681 states and 1065 transitions. [2022-10-17 17:07:21,211 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1065 transitions. [2022-10-17 17:07:21,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:07:21,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:07:21,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:07:21,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:07:21,880 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-10-17 17:07:32,712 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []