./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.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_5c35abc6-f41c-4ac5-86f6-98184f753861/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c35abc6-f41c-4ac5-86f6-98184f753861/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_5c35abc6-f41c-4ac5-86f6-98184f753861/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c35abc6-f41c-4ac5-86f6-98184f753861/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c35abc6-f41c-4ac5-86f6-98184f753861/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_5c35abc6-f41c-4ac5-86f6-98184f753861/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 dac564b3c3a3d92c70c6b64cab263655f73325d953da5e99709a7250df803cc8 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:38:31,546 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:38:31,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:38:31,602 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:38:31,603 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:38:31,607 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:38:31,610 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:38:31,613 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:38:31,618 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:38:31,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:38:31,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:38:31,628 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:38:31,628 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:38:31,631 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:38:31,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:38:31,634 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:38:31,636 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:38:31,637 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:38:31,639 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:38:31,647 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:38:31,649 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:38:31,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:38:31,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:38:31,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:38:31,668 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:38:31,669 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:38:31,669 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:38:31,671 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:38:31,672 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:38:31,673 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:38:31,673 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:38:31,674 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:38:31,676 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:38:31,678 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:38:31,679 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:38:31,679 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:38:31,680 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:38:31,680 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:38:31,680 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:38:31,681 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:38:31,682 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:38:31,683 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c35abc6-f41c-4ac5-86f6-98184f753861/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-10-17 16:38:31,727 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:38:31,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:38:31,729 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:38:31,729 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:38:31,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:38:31,730 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:38:31,730 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:38:31,731 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:38:31,731 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:38:31,731 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:38:31,732 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:38:31,732 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:38:31,733 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:38:31,733 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:38:31,733 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:38:31,733 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:38:31,733 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:38:31,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:38:31,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:31,734 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:38:31,734 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:38:31,734 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:38:31,735 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:38:31,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:38:31,735 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:38:31,735 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_5c35abc6-f41c-4ac5-86f6-98184f753861/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c35abc6-f41c-4ac5-86f6-98184f753861/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dac564b3c3a3d92c70c6b64cab263655f73325d953da5e99709a7250df803cc8 [2022-10-17 16:38:32,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:38:32,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:38:32,115 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:38:32,117 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:38:32,118 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:38:32,119 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c35abc6-f41c-4ac5-86f6-98184f753861/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point.cil.out.i [2022-10-17 16:38:32,189 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c35abc6-f41c-4ac5-86f6-98184f753861/bin/ukojak-92XMlrwhuB/data/a47e01b3a/7f81d13a72c240de90f693520aa411bd/FLAG1f86e13ff [2022-10-17 16:38:33,054 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:38:33,055 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c35abc6-f41c-4ac5-86f6-98184f753861/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point.cil.out.i [2022-10-17 16:38:33,118 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c35abc6-f41c-4ac5-86f6-98184f753861/bin/ukojak-92XMlrwhuB/data/a47e01b3a/7f81d13a72c240de90f693520aa411bd/FLAG1f86e13ff [2022-10-17 16:38:33,516 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c35abc6-f41c-4ac5-86f6-98184f753861/bin/ukojak-92XMlrwhuB/data/a47e01b3a/7f81d13a72c240de90f693520aa411bd [2022-10-17 16:38:33,518 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:38:33,520 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:38:33,524 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:33,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:38:33,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:38:33,527 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:33" (1/1) ... [2022-10-17 16:38:33,529 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b8801de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:33, skipping insertion in model container [2022-10-17 16:38:33,529 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:33" (1/1) ... [2022-10-17 16:38:33,536 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:38:33,702 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:38:34,410 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6069] [2022-10-17 16:38:34,411 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6070-6071] [2022-10-17 16:38:34,845 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_5c35abc6-f41c-4ac5-86f6-98184f753861/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point.cil.out.i[181805,181818] [2022-10-17 16:38:35,779 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:35,850 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:38:36,047 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6069] [2022-10-17 16:38:36,048 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6070-6071] [2022-10-17 16:38:36,058 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_5c35abc6-f41c-4ac5-86f6-98184f753861/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--isdn--hardware--mISDN--hfcsusb.ko-entry_point.cil.out.i[181805,181818] [2022-10-17 16:38:36,373 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:36,458 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:38:36,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:36 WrapperNode [2022-10-17 16:38:36,459 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:36,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:36,461 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:38:36,461 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:38:36,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:36" (1/1) ... [2022-10-17 16:38:36,579 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:36" (1/1) ... [2022-10-17 16:38:36,762 INFO L138 Inliner]: procedures = 202, calls = 1968, calls flagged for inlining = 83, calls inlined = 44, statements flattened = 2095 [2022-10-17 16:38:36,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:36,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:38:36,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:38:36,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:38:36,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:36" (1/1) ... [2022-10-17 16:38:36,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:36" (1/1) ... [2022-10-17 16:38:36,797 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:36" (1/1) ... [2022-10-17 16:38:36,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:36" (1/1) ... [2022-10-17 16:38:36,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:36" (1/1) ... [2022-10-17 16:38:36,920 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:36" (1/1) ... [2022-10-17 16:38:36,949 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:36" (1/1) ... [2022-10-17 16:38:36,966 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:36" (1/1) ... [2022-10-17 16:38:36,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:38:36,996 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:38:36,997 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:38:36,997 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:38:36,998 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:36" (1/1) ... [2022-10-17 16:38:37,004 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:37,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c35abc6-f41c-4ac5-86f6-98184f753861/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:38:37,036 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c35abc6-f41c-4ac5-86f6-98184f753861/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:38:37,058 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5c35abc6-f41c-4ac5-86f6-98184f753861/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:38:37,088 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2022-10-17 16:38:37,091 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2022-10-17 16:38:37,091 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2022-10-17 16:38:37,091 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2022-10-17 16:38:37,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 16:38:37,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 16:38:37,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 16:38:37,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 16:38:37,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-10-17 16:38:37,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-10-17 16:38:37,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 16:38:37,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 16:38:37,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 16:38:37,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 16:38:37,093 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 16:38:37,093 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 16:38:37,093 INFO L130 BoogieDeclarations]: Found specification of procedure hfcsusb_probe [2022-10-17 16:38:37,093 INFO L138 BoogieDeclarations]: Found implementation of procedure hfcsusb_probe [2022-10-17 16:38:37,093 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-10-17 16:38:37,094 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-10-17 16:38:37,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:38:37,094 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:38:37,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-10-17 16:38:37,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-10-17 16:38:37,094 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-10-17 16:38:37,095 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-10-17 16:38:37,095 INFO L130 BoogieDeclarations]: Found specification of procedure ctrl_start_transfer [2022-10-17 16:38:37,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ctrl_start_transfer [2022-10-17 16:38:37,095 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:38:37,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:38:37,095 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-10-17 16:38:37,095 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-10-17 16:38:37,096 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2022-10-17 16:38:37,096 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2022-10-17 16:38:37,096 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-17 16:38:37,096 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-17 16:38:37,096 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2022-10-17 16:38:37,097 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2022-10-17 16:38:37,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 16:38:37,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-10-17 16:38:37,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-10-17 16:38:37,097 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_freebchannel [2022-10-17 16:38:37,098 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_freebchannel [2022-10-17 16:38:37,098 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_freedchannel [2022-10-17 16:38:37,098 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_freedchannel [2022-10-17 16:38:37,098 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-10-17 16:38:37,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-10-17 16:38:37,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 16:38:37,099 INFO L130 BoogieDeclarations]: Found specification of procedure handle_led [2022-10-17 16:38:37,099 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_led [2022-10-17 16:38:37,099 INFO L130 BoogieDeclarations]: Found specification of procedure mISDN_initdchannel [2022-10-17 16:38:37,099 INFO L138 BoogieDeclarations]: Found implementation of procedure mISDN_initdchannel [2022-10-17 16:38:37,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:38:37,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 16:38:37,100 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 16:38:37,101 INFO L130 BoogieDeclarations]: Found specification of procedure stop_iso_gracefull [2022-10-17 16:38:37,101 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_iso_gracefull [2022-10-17 16:38:37,101 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2022-10-17 16:38:37,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2022-10-17 16:38:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-17 16:38:37,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-17 16:38:37,103 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 16:38:37,104 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 16:38:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:38:37,104 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2022-10-17 16:38:37,105 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2022-10-17 16:38:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:38:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-10-17 16:38:37,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-10-17 16:38:37,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:38:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure set_led_bit [2022-10-17 16:38:37,106 INFO L138 BoogieDeclarations]: Found implementation of procedure set_led_bit [2022-10-17 16:38:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:38:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure l1_event [2022-10-17 16:38:37,106 INFO L138 BoogieDeclarations]: Found implementation of procedure l1_event [2022-10-17 16:38:37,106 INFO L130 BoogieDeclarations]: Found specification of procedure hfcsusb_stop_endpoint [2022-10-17 16:38:37,107 INFO L138 BoogieDeclarations]: Found implementation of procedure hfcsusb_stop_endpoint [2022-10-17 16:38:37,107 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-17 16:38:37,107 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-17 16:38:37,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:38:37,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:38:37,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:38:37,643 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:38:37,645 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:38:38,099 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 16:38:50,943 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:38:51,591 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:38:51,591 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:38:51,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:51 BoogieIcfgContainer [2022-10-17 16:38:51,596 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:38:51,598 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:38:51,598 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:38:51,608 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:38:51,609 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:51" (1/1) ... [2022-10-17 16:38:51,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:38:51,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:51,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 352 states and 488 transitions. [2022-10-17 16:38:51,696 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 488 transitions. [2022-10-17 16:38:51,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:38:51,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:51,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:52,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:52,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:52,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 354 states and 499 transitions. [2022-10-17 16:38:52,661 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 499 transitions. [2022-10-17 16:38:52,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:38:52,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:52,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:52,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:53,113 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:53,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:53,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 358 states and 515 transitions. [2022-10-17 16:38:53,216 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 515 transitions. [2022-10-17 16:38:53,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:38:53,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:53,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:53,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:53,492 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:53,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:53,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 357 states and 511 transitions. [2022-10-17 16:38:53,531 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 511 transitions. [2022-10-17 16:38:53,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:38:53,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:53,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:53,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:53,852 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:38:53,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:53,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 361 states and 518 transitions. [2022-10-17 16:38:53,910 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 518 transitions. [2022-10-17 16:38:53,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:38:53,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:53,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:53,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:54,172 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:38:54,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:54,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 362 states and 518 transitions. [2022-10-17 16:38:54,190 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 518 transitions. [2022-10-17 16:38:54,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:38:54,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:54,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:54,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:54,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:54,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:54,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 365 states and 523 transitions. [2022-10-17 16:38:54,486 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 523 transitions. [2022-10-17 16:38:54,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:38:54,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:54,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:54,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:54,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:54,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:54,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 364 states and 519 transitions. [2022-10-17 16:38:54,760 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 519 transitions. [2022-10-17 16:38:54,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:38:54,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:54,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:54,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:55,029 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:55,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:55,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 369 states and 534 transitions. [2022-10-17 16:38:55,290 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 534 transitions. [2022-10-17 16:38:55,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:38:55,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:55,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:55,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:55,536 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:38:55,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:55,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 371 states and 536 transitions. [2022-10-17 16:38:55,608 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 536 transitions. [2022-10-17 16:38:55,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:38:55,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:55,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:55,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:55,894 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:38:55,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:55,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 541 states to 374 states and 541 transitions. [2022-10-17 16:38:55,960 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 541 transitions. [2022-10-17 16:38:55,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:38:55,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:55,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:56,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:56,228 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:38:56,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:56,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 377 states and 545 transitions. [2022-10-17 16:38:56,277 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 545 transitions. [2022-10-17 16:38:56,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:38:56,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:56,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:56,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:56,512 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:38:56,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:56,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 379 states and 548 transitions. [2022-10-17 16:38:56,538 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 548 transitions. [2022-10-17 16:38:56,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:38:56,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:56,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:56,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:57,126 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:38:57,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:57,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 385 states and 561 transitions. [2022-10-17 16:38:57,333 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 561 transitions. [2022-10-17 16:38:57,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:38:57,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:57,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:57,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:57,668 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:38:57,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:57,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 386 states and 561 transitions. [2022-10-17 16:38:57,702 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 561 transitions. [2022-10-17 16:38:57,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:38:57,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:57,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:58,079 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:38:58,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:58,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 387 states and 561 transitions. [2022-10-17 16:38:58,106 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 561 transitions. [2022-10-17 16:38:58,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:38:58,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:58,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:58,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:58,445 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:38:58,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:58,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 388 states and 563 transitions. [2022-10-17 16:38:58,522 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 563 transitions. [2022-10-17 16:38:58,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:38:58,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:58,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:58,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:59,179 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:38:59,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:59,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 390 states and 572 transitions. [2022-10-17 16:38:59,567 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 572 transitions. [2022-10-17 16:38:59,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:38:59,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:59,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:59,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:59,871 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:38:59,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:59,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 391 states and 572 transitions. [2022-10-17 16:38:59,895 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 572 transitions. [2022-10-17 16:38:59,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:38:59,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:59,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:00,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:00,304 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:39:00,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:00,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 392 states and 574 transitions. [2022-10-17 16:39:00,468 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 574 transitions. [2022-10-17 16:39:00,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:39:00,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:00,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:00,956 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 16:39:03,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:03,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 437 states and 662 transitions. [2022-10-17 16:39:03,810 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 662 transitions. [2022-10-17 16:39:03,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:39:03,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:03,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:03,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:04,197 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 16:39:04,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:04,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 439 states and 664 transitions. [2022-10-17 16:39:04,225 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 664 transitions. [2022-10-17 16:39:04,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2022-10-17 16:39:04,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:04,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat