./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.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_1e397d77-fa29-4c4a-9f21-5108270ed120/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e397d77-fa29-4c4a-9f21-5108270ed120/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_1e397d77-fa29-4c4a-9f21-5108270ed120/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e397d77-fa29-4c4a-9f21-5108270ed120/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e397d77-fa29-4c4a-9f21-5108270ed120/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_1e397d77-fa29-4c4a-9f21-5108270ed120/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 4de76b02991c4f8780142b48e1370b1ba073d7148b74e77b2c83d6f21359d59e --- 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 17:02:04,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:02:04,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:02:05,020 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:02:05,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:02:05,023 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:02:05,025 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:02:05,027 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:02:05,030 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:02:05,031 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:02:05,037 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:02:05,039 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:02:05,040 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:02:05,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:02:05,043 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:02:05,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:02:05,046 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:02:05,048 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:02:05,050 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:02:05,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:02:05,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:02:05,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:02:05,064 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:02:05,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:02:05,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:02:05,071 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:02:05,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:02:05,073 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:02:05,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:02:05,075 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:02:05,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:02:05,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:02:05,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:02:05,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:02:05,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:02:05,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:02:05,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:02:05,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:02:05,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:02:05,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:02:05,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:02:05,091 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e397d77-fa29-4c4a-9f21-5108270ed120/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 17:02:05,140 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:02:05,140 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:02:05,142 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:02:05,143 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:02:05,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:02:05,144 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:02:05,144 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:02:05,145 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:02:05,145 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:02:05,145 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:02:05,146 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:02:05,147 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:02:05,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:02:05,147 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:02:05,148 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:02:05,148 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:02:05,148 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:02:05,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:02:05,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:05,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:02:05,155 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:02:05,156 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:02:05,157 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:02:05,157 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:02:05,157 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:02:05,157 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_1e397d77-fa29-4c4a-9f21-5108270ed120/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e397d77-fa29-4c4a-9f21-5108270ed120/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4de76b02991c4f8780142b48e1370b1ba073d7148b74e77b2c83d6f21359d59e [2022-10-17 17:02:05,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:02:05,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:02:05,479 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:02:05,480 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:02:05,481 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:02:05,483 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e397d77-fa29-4c4a-9f21-5108270ed120/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i [2022-10-17 17:02:05,575 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e397d77-fa29-4c4a-9f21-5108270ed120/bin/ukojak-92XMlrwhuB/data/5b9ae2ead/3d0f9cfd2f4c40a59a933cfea0a4e978/FLAGf7f87d867 [2022-10-17 17:02:06,327 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:02:06,328 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e397d77-fa29-4c4a-9f21-5108270ed120/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i [2022-10-17 17:02:06,365 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e397d77-fa29-4c4a-9f21-5108270ed120/bin/ukojak-92XMlrwhuB/data/5b9ae2ead/3d0f9cfd2f4c40a59a933cfea0a4e978/FLAGf7f87d867 [2022-10-17 17:02:06,384 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e397d77-fa29-4c4a-9f21-5108270ed120/bin/ukojak-92XMlrwhuB/data/5b9ae2ead/3d0f9cfd2f4c40a59a933cfea0a4e978 [2022-10-17 17:02:06,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:02:06,388 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:02:06,390 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:06,390 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:02:06,393 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:02:06,394 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:06" (1/1) ... [2022-10-17 17:02:06,395 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18a7b310 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:06, skipping insertion in model container [2022-10-17 17:02:06,395 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:06" (1/1) ... [2022-10-17 17:02:06,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:02:06,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:02:08,240 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_1e397d77-fa29-4c4a-9f21-5108270ed120/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i[185536,185549] [2022-10-17 17:02:08,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:08,534 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:02:08,873 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_1e397d77-fa29-4c4a-9f21-5108270ed120/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--usb--class--cdc-wdm.ko-entry_point.cil.out.i[185536,185549] [2022-10-17 17:02:08,905 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:08,998 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:02:08,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:08 WrapperNode [2022-10-17 17:02:08,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:09,001 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:09,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:02:09,001 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:02:09,012 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:08" (1/1) ... [2022-10-17 17:02:09,146 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:08" (1/1) ... [2022-10-17 17:02:09,309 INFO L138 Inliner]: procedures = 282, calls = 1375, calls flagged for inlining = 101, calls inlined = 84, statements flattened = 2589 [2022-10-17 17:02:09,311 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:09,312 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:02:09,312 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:02:09,313 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:02:09,323 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:08" (1/1) ... [2022-10-17 17:02:09,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:08" (1/1) ... [2022-10-17 17:02:09,348 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:08" (1/1) ... [2022-10-17 17:02:09,362 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:08" (1/1) ... [2022-10-17 17:02:09,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:08" (1/1) ... [2022-10-17 17:02:09,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:08" (1/1) ... [2022-10-17 17:02:09,508 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:08" (1/1) ... [2022-10-17 17:02:09,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:08" (1/1) ... [2022-10-17 17:02:09,547 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:02:09,548 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:02:09,548 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:02:09,548 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:02:09,549 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:08" (1/1) ... [2022-10-17 17:02:09,556 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:09,572 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e397d77-fa29-4c4a-9f21-5108270ed120/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:02:09,585 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e397d77-fa29-4c4a-9f21-5108270ed120/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:02:09,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1e397d77-fa29-4c4a-9f21-5108270ed120/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:02:09,627 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-10-17 17:02:09,627 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-10-17 17:02:09,628 INFO L130 BoogieDeclarations]: Found specification of procedure usb_translate_errors [2022-10-17 17:02:09,628 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_translate_errors [2022-10-17 17:02:09,628 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 17:02:09,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 17:02:09,628 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 17:02:09,629 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 17:02:09,629 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_wdm_mutex [2022-10-17 17:02:09,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_wdm_mutex [2022-10-17 17:02:09,629 INFO L130 BoogieDeclarations]: Found specification of procedure recover_from_urb_loss [2022-10-17 17:02:09,629 INFO L138 BoogieDeclarations]: Found implementation of procedure recover_from_urb_loss [2022-10-17 17:02:09,630 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_control_urb [2022-10-17 17:02:09,630 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_control_urb [2022-10-17 17:02:09,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 17:02:09,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 17:02:09,630 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-10-17 17:02:09,630 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-10-17 17:02:09,631 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2022-10-17 17:02:09,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2022-10-17 17:02:09,631 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_get_interface [2022-10-17 17:02:09,631 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_get_interface [2022-10-17 17:02:09,631 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_create [2022-10-17 17:02:09,632 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_create [2022-10-17 17:02:09,632 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-17 17:02:09,632 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-17 17:02:09,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 17:02:09,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 17:02:09,633 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_poll [2022-10-17 17:02:09,633 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_poll [2022-10-17 17:02:09,633 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-17 17:02:09,633 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-17 17:02:09,633 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 17:02:09,633 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 17:02:09,634 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-10-17 17:02:09,634 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-10-17 17:02:09,634 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 17:02:09,634 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 17:02:09,634 INFO L130 BoogieDeclarations]: Found specification of procedure clear_wdm_read_flag [2022-10-17 17:02:09,635 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_wdm_read_flag [2022-10-17 17:02:09,635 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cancel_work_sync_39 [2022-10-17 17:02:09,635 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cancel_work_sync_39 [2022-10-17 17:02:09,635 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_write [2022-10-17 17:02:09,635 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_write [2022-10-17 17:02:09,635 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:02:09,636 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 17:02:09,636 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 17:02:09,636 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_ioctl [2022-10-17 17:02:09,636 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_ioctl [2022-10-17 17:02:09,636 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_disconnect [2022-10-17 17:02:09,637 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_disconnect [2022-10-17 17:02:09,637 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:02:09,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_rlock_of_wdm_device [2022-10-17 17:02:09,637 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_rlock_of_wdm_device [2022-10-17 17:02:09,637 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 17:02:09,637 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 17:02:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2022-10-17 17:02:09,638 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2022-10-17 17:02:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_rxwork [2022-10-17 17:02:09,638 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_rxwork [2022-10-17 17:02:09,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:02:09,639 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2022-10-17 17:02:09,639 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2022-10-17 17:02:09,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 17:02:09,639 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-10-17 17:02:09,639 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-10-17 17:02:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2022-10-17 17:02:09,640 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2022-10-17 17:02:09,640 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-10-17 17:02:09,641 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-10-17 17:02:09,641 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-10-17 17:02:09,642 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-10-17 17:02:09,642 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-10-17 17:02:09,642 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-10-17 17:02:09,642 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-10-17 17:02:09,642 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-10-17 17:02:09,642 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-10-17 17:02:09,643 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-10-17 17:02:09,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_wdm_mutex [2022-10-17 17:02:09,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_wdm_mutex [2022-10-17 17:02:09,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_wlock_of_wdm_device [2022-10-17 17:02:09,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_wlock_of_wdm_device [2022-10-17 17:02:09,644 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-17 17:02:09,683 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-17 17:02:09,683 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2022-10-17 17:02:09,683 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2022-10-17 17:02:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-10-17 17:02:09,684 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-10-17 17:02:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_flush [2022-10-17 17:02:09,684 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_flush [2022-10-17 17:02:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_wlock_of_wdm_device [2022-10-17 17:02:09,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_wlock_of_wdm_device [2022-10-17 17:02:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-10-17 17:02:09,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-10-17 17:02:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 17:02:09,684 INFO L130 BoogieDeclarations]: Found specification of procedure usb_autopm_put_interface [2022-10-17 17:02:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_autopm_put_interface [2022-10-17 17:02:09,685 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:02:09,685 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 17:02:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 17:02:09,685 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-17 17:02:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-17 17:02:09,685 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2022-10-17 17:02:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2022-10-17 17:02:09,685 INFO L130 BoogieDeclarations]: Found specification of procedure kill_urbs [2022-10-17 17:02:09,685 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_urbs [2022-10-17 17:02:09,685 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-10-17 17:02:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-10-17 17:02:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 17:02:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 17:02:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:02:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-10-17 17:02:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-10-17 17:02:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-10-17 17:02:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-10-17 17:02:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 17:02:09,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 17:02:09,686 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-17 17:02:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-17 17:02:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_resume [2022-10-17 17:02:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_resume [2022-10-17 17:02:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:02:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-17 17:02:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-17 17:02:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-10-17 17:02:09,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-10-17 17:02:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:02:09,687 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 17:02:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 17:02:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:02:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-10-17 17:02:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-10-17 17:02:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-10-17 17:02:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-10-17 17:02:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2022-10-17 17:02:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2022-10-17 17:02:09,688 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-10-17 17:02:09,688 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-10-17 17:02:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_rlock_of_wdm_device [2022-10-17 17:02:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_rlock_of_wdm_device [2022-10-17 17:02:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-10-17 17:02:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-10-17 17:02:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure wdm_find_device [2022-10-17 17:02:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure wdm_find_device [2022-10-17 17:02:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-17 17:02:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-17 17:02:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-17 17:02:09,689 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-17 17:02:09,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:02:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2022-10-17 17:02:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2022-10-17 17:02:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-10-17 17:02:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-10-17 17:02:09,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:02:09,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:02:10,363 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:02:10,367 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:02:10,945 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 17:02:14,990 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:02:15,764 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:02:15,766 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:02:15,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:15 BoogieIcfgContainer [2022-10-17 17:02:15,773 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:02:15,774 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:02:15,775 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:02:15,786 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:02:15,786 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:15" (1/1) ... [2022-10-17 17:02:15,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:02:15,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:15,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 861 states and 1240 transitions. [2022-10-17 17:02:15,929 INFO L276 IsEmpty]: Start isEmpty. Operand 861 states and 1240 transitions. [2022-10-17 17:02:15,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-10-17 17:02:15,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:15,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:17,117 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2022-10-17 17:02:18,992 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 17:02:19,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:19,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1270 states to 866 states and 1270 transitions. [2022-10-17 17:02:19,220 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 1270 transitions. [2022-10-17 17:02:19,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 17:02:19,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:19,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:19,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:19,894 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2022-10-17 17:02:20,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:20,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 869 states and 1311 transitions. [2022-10-17 17:02:20,063 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1311 transitions. [2022-10-17 17:02:20,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-10-17 17:02:20,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:20,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:20,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:20,469 INFO L134 CoverageAnalysis]: Checked inductivity of 318 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2022-10-17 17:02:20,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:20,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1348 states to 874 states and 1348 transitions. [2022-10-17 17:02:20,712 INFO L276 IsEmpty]: Start isEmpty. Operand 874 states and 1348 transitions. [2022-10-17 17:02:20,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-10-17 17:02:20,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:20,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:20,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:21,122 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2022-10-17 17:02:21,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:21,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 876 states and 1350 transitions. [2022-10-17 17:02:21,184 INFO L276 IsEmpty]: Start isEmpty. Operand 876 states and 1350 transitions. [2022-10-17 17:02:21,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-10-17 17:02:21,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:21,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:21,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:21,546 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2022-10-17 17:02:21,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:21,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1364 states to 880 states and 1364 transitions. [2022-10-17 17:02:21,617 INFO L276 IsEmpty]: Start isEmpty. Operand 880 states and 1364 transitions. [2022-10-17 17:02:21,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-10-17 17:02:21,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:21,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:21,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:22,038 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2022-10-17 17:02:22,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:22,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 882 states and 1368 transitions. [2022-10-17 17:02:22,066 INFO L276 IsEmpty]: Start isEmpty. Operand 882 states and 1368 transitions. [2022-10-17 17:02:22,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-17 17:02:22,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:22,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:22,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:22,456 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2022-10-17 17:02:22,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:22,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 884 states and 1371 transitions. [2022-10-17 17:02:22,486 INFO L276 IsEmpty]: Start isEmpty. Operand 884 states and 1371 transitions. [2022-10-17 17:02:22,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-17 17:02:22,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:22,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:22,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:22,801 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2022-10-17 17:02:22,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:22,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1373 states to 886 states and 1373 transitions. [2022-10-17 17:02:22,833 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1373 transitions. [2022-10-17 17:02:22,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-10-17 17:02:22,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:22,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:22,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:23,200 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2022-10-17 17:02:23,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:23,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 885 states and 1368 transitions. [2022-10-17 17:02:23,267 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1368 transitions. [2022-10-17 17:02:23,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 17:02:23,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:23,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:23,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:23,613 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2022-10-17 17:02:23,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:23,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1371 states to 887 states and 1371 transitions. [2022-10-17 17:02:23,642 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1371 transitions. [2022-10-17 17:02:23,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 17:02:23,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:23,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:23,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:23,956 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2022-10-17 17:02:24,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:24,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1366 states to 886 states and 1366 transitions. [2022-10-17 17:02:24,012 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1366 transitions. [2022-10-17 17:02:24,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 17:02:24,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:24,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:24,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:24,397 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2022-10-17 17:02:24,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:24,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1401 states to 892 states and 1401 transitions. [2022-10-17 17:02:24,858 INFO L276 IsEmpty]: Start isEmpty. Operand 892 states and 1401 transitions. [2022-10-17 17:02:24,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 17:02:24,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:24,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:24,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:25,225 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2022-10-17 17:02:25,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:25,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1406 states to 895 states and 1406 transitions. [2022-10-17 17:02:25,383 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1406 transitions. [2022-10-17 17:02:25,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 17:02:25,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:25,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:25,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:25,716 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2022-10-17 17:02:25,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:25,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 897 states and 1409 transitions. [2022-10-17 17:02:25,743 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1409 transitions. [2022-10-17 17:02:25,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 17:02:25,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:25,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:25,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:26,077 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2022-10-17 17:02:26,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:26,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1457 states to 901 states and 1457 transitions. [2022-10-17 17:02:26,445 INFO L276 IsEmpty]: Start isEmpty. Operand 901 states and 1457 transitions. [2022-10-17 17:02:26,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 17:02:26,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:26,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:26,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:26,872 INFO L134 CoverageAnalysis]: Checked inductivity of 328 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2022-10-17 17:02:26,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:26,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 904 states and 1463 transitions. [2022-10-17 17:02:26,962 INFO L276 IsEmpty]: Start isEmpty. Operand 904 states and 1463 transitions. [2022-10-17 17:02:26,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 17:02:26,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:26,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:27,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:27,254 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2022-10-17 17:02:27,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:27,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1466 states to 906 states and 1466 transitions. [2022-10-17 17:02:27,414 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1466 transitions. [2022-10-17 17:02:27,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 17:02:27,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:27,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:27,686 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2022-10-17 17:02:27,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:27,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1462 states to 905 states and 1462 transitions. [2022-10-17 17:02:27,759 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1462 transitions. [2022-10-17 17:02:27,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 17:02:27,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:27,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:27,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:28,044 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2022-10-17 17:02:28,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:28,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1461 states to 905 states and 1461 transitions. [2022-10-17 17:02:28,075 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 1461 transitions. [2022-10-17 17:02:28,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 17:02:28,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:28,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:28,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:28,326 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2022-10-17 17:02:28,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:28,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 909 states and 1475 transitions. [2022-10-17 17:02:28,503 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 1475 transitions. [2022-10-17 17:02:28,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 17:02:28,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:28,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:28,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:28,759 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2022-10-17 17:02:29,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:29,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1502 states to 911 states and 1502 transitions. [2022-10-17 17:02:29,010 INFO L276 IsEmpty]: Start isEmpty. Operand 911 states and 1502 transitions. [2022-10-17 17:02:29,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 17:02:29,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:29,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:29,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:29,330 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2022-10-17 17:02:31,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:31,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1604 states to 924 states and 1557 transitions. [2022-10-17 17:02:31,152 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1557 transitions. [2022-10-17 17:02:31,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 17:02:31,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:31,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:31,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:31,408 INFO L134 CoverageAnalysis]: Checked inductivity of 321 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 321 trivial. 0 not checked. [2022-10-17 17:02:31,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:31,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1609 states to 927 states and 1562 transitions. [2022-10-17 17:02:31,806 INFO L276 IsEmpty]: Start isEmpty. Operand 927 states and 1562 transitions. [2022-10-17 17:02:31,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 17:02:31,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:31,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:31,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:32,041 INFO L134 CoverageAnalysis]: Checked inductivity of 322 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 322 trivial. 0 not checked. [2022-10-17 17:02:32,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:32,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1611 states to 929 states and 1564 transitions. [2022-10-17 17:02:32,158 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1564 transitions. [2022-10-17 17:02:32,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 17:02:32,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:32,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:32,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:32,462 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2022-10-17 17:02:32,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:32,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1610 states to 929 states and 1563 transitions. [2022-10-17 17:02:32,503 INFO L276 IsEmpty]: Start isEmpty. Operand 929 states and 1563 transitions. [2022-10-17 17:02:32,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-10-17 17:02:32,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:32,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:32,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:32,803 INFO L134 CoverageAnalysis]: Checked inductivity of 320 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 320 trivial. 0 not checked. [2022-10-17 17:02:32,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:32,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1613 states to 931 states and 1566 transitions. [2022-10-17 17:02:32,844 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 1566 transitions. [2022-10-17 17:02:32,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2022-10-17 17:02:32,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:32,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:32,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:33,207 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked.