./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-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c8d89254e21d3cff4bd8dad11ae69c000c4021a6b9610439085c76aaeb5514f3 ......................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c8d89254e21d3cff4bd8dad11ae69c000c4021a6b9610439085c76aaeb5514f3 .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:40:24,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:40:24,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:40:24,947 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:40:24,947 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:40:24,952 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:40:24,954 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:40:24,957 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:40:24,960 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:40:24,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:40:24,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:40:24,971 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:40:24,971 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:40:24,974 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:40:24,976 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:40:24,982 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:40:24,984 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:40:24,985 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:40:24,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:40:24,995 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:40:24,997 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:40:24,998 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:40:25,001 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:40:25,002 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:40:25,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:40:25,012 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:40:25,013 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:40:25,015 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:40:25,015 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:40:25,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:40:25,018 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:40:25,019 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:40:25,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:40:25,022 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:40:25,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:40:25,024 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:40:25,025 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:40:25,025 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:40:25,025 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:40:25,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:40:25,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:40:25,028 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-10-29 05:40:25,076 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:40:25,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:40:25,080 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:40:25,080 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:40:25,080 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:40:25,081 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:40:25,081 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:40:25,081 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:40:25,081 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:40:25,081 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:40:25,088 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:40:25,089 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:40:25,089 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:40:25,089 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:40:25,089 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:40:25,090 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:40:25,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:40:25,091 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:40:25,091 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:40:25,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:40:25,091 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:40:25,092 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:40:25,092 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:40:25,092 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:40:25,092 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:40:25,093 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:40:25,093 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:40:25,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:40:25,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:40:25,095 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:40:25,095 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:40:25,095 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:40:25,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:40:25,096 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:40:25,096 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:40:25,096 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:40:25,096 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8d89254e21d3cff4bd8dad11ae69c000c4021a6b9610439085c76aaeb5514f3 [2021-10-29 05:40:25,346 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:40:25,374 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:40:25,376 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:40:25,378 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:40:25,379 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:40:25,380 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2021-10-29 05:40:25,455 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/data/2116bc349/c67fab550efd484088c0ee2f292103eb/FLAG4d0c7c71e [2021-10-29 05:40:26,172 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:40:26,173 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2021-10-29 05:40:26,215 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/data/2116bc349/c67fab550efd484088c0ee2f292103eb/FLAG4d0c7c71e [2021-10-29 05:40:26,288 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/data/2116bc349/c67fab550efd484088c0ee2f292103eb [2021-10-29 05:40:26,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:40:26,292 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:40:26,295 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:40:26,295 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:40:26,298 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:40:26,299 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:40:26" (1/1) ... [2021-10-29 05:40:26,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54e40100 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:40:26, skipping insertion in model container [2021-10-29 05:40:26,303 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:40:26" (1/1) ... [2021-10-29 05:40:26,310 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:40:26,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:40:27,023 WARN L228 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_c7fc8ad8-f655-4c34-9609-0c073096722e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i[90555,90568] [2021-10-29 05:40:27,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:40:27,093 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-29 05:40:27,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7de6b8c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:40:27, skipping insertion in model container [2021-10-29 05:40:27,094 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:40:27,095 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-29 05:40:27,098 INFO L168 Benchmark]: Toolchain (without parser) took 804.13 ms. Allocated memory is still 98.6 MB. Free memory was 59.3 MB in the beginning and 52.7 MB in the end (delta: 6.6 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:40:27,099 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 98.6 MB. Free memory was 72.4 MB in the beginning and 72.4 MB in the end (delta: 27.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:40:27,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 800.06 ms. Allocated memory is still 98.6 MB. Free memory was 59.1 MB in the beginning and 52.8 MB in the end (delta: 6.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:40:27,102 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 98.6 MB. Free memory was 72.4 MB in the beginning and 72.4 MB in the end (delta: 27.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 800.06 ms. Allocated memory is still 98.6 MB. Free memory was 59.1 MB in the beginning and 52.8 MB in the end (delta: 6.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2877]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:40:29,341 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:40:29,344 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:40:29,375 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:40:29,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:40:29,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:40:29,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:40:29,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:40:29,383 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:40:29,384 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:40:29,385 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:40:29,387 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:40:29,387 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:40:29,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:40:29,390 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:40:29,392 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:40:29,393 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:40:29,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:40:29,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:40:29,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:40:29,400 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:40:29,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:40:29,403 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:40:29,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:40:29,408 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:40:29,409 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:40:29,409 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:40:29,410 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:40:29,411 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:40:29,412 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:40:29,412 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:40:29,413 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:40:29,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:40:29,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:40:29,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:40:29,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:40:29,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:40:29,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:40:29,424 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:40:29,432 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:40:29,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:40:29,435 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-10-29 05:40:29,463 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:40:29,464 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:40:29,464 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:40:29,465 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:40:29,465 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:40:29,465 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:40:29,465 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:40:29,466 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:40:29,466 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:40:29,467 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:40:29,467 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:40:29,467 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:40:29,467 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:40:29,468 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:40:29,468 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:40:29,468 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-29 05:40:29,468 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-29 05:40:29,468 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:40:29,469 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:40:29,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:40:29,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:40:29,469 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-29 05:40:29,470 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:40:29,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:40:29,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:40:29,470 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:40:29,470 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:40:29,471 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-29 05:40:29,471 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-29 05:40:29,471 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:40:29,471 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:40:29,471 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:40:29,472 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8d89254e21d3cff4bd8dad11ae69c000c4021a6b9610439085c76aaeb5514f3 [2021-10-29 05:40:29,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:40:29,872 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:40:29,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:40:29,877 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:40:29,878 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:40:29,879 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2021-10-29 05:40:29,966 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/data/c611cb6e7/9cdccc81f91b4331903f5580884eccf3/FLAGf812ebc1b [2021-10-29 05:40:30,700 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:40:30,705 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2021-10-29 05:40:30,735 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/data/c611cb6e7/9cdccc81f91b4331903f5580884eccf3/FLAGf812ebc1b [2021-10-29 05:40:30,836 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/data/c611cb6e7/9cdccc81f91b4331903f5580884eccf3 [2021-10-29 05:40:30,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:40:30,844 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:40:30,850 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:40:30,851 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:40:30,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:40:30,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:40:30" (1/1) ... [2021-10-29 05:40:30,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@643c0da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:40:30, skipping insertion in model container [2021-10-29 05:40:30,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:40:30" (1/1) ... [2021-10-29 05:40:30,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:40:30,978 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:40:31,615 WARN L228 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_c7fc8ad8-f655-4c34-9609-0c073096722e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i[90555,90568] [2021-10-29 05:40:31,640 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:40:31,661 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-29 05:40:31,681 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:40:31,786 WARN L228 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_c7fc8ad8-f655-4c34-9609-0c073096722e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i[90555,90568] [2021-10-29 05:40:31,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:40:31,813 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:40:31,996 WARN L228 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_c7fc8ad8-f655-4c34-9609-0c073096722e/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i[90555,90568] [2021-10-29 05:40:32,011 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:40:32,047 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:40:32,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:40:32 WrapperNode [2021-10-29 05:40:32,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:40:32,049 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:40:32,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:40:32,050 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:40:32,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:40:32" (1/1) ... [2021-10-29 05:40:32,097 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:40:32" (1/1) ... [2021-10-29 05:40:32,145 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:40:32,146 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:40:32,146 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:40:32,146 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:40:32,154 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:40:32" (1/1) ... [2021-10-29 05:40:32,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:40:32" (1/1) ... [2021-10-29 05:40:32,164 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:40:32" (1/1) ... [2021-10-29 05:40:32,177 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:40:32" (1/1) ... [2021-10-29 05:40:32,221 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:40:32" (1/1) ... [2021-10-29 05:40:32,228 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:40:32" (1/1) ... [2021-10-29 05:40:32,234 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:40:32" (1/1) ... [2021-10-29 05:40:32,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:40:32,244 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:40:32,244 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:40:32,244 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:40:32,245 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:40:32" (1/1) ... [2021-10-29 05:40:32,251 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:40:32,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:40:32,288 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:40:32,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:40:32,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 05:40:32,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:40:32,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-10-29 05:40:32,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-29 05:40:32,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-29 05:40:32,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 05:40:32,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-29 05:40:32,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-29 05:40:32,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-29 05:40:32,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-10-29 05:40:32,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-29 05:40:32,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:40:32,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:40:33,864 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:40:33,865 INFO L299 CfgBuilder]: Removed 188 assume(true) statements. [2021-10-29 05:40:33,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:40:33 BoogieIcfgContainer [2021-10-29 05:40:33,867 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:40:33,869 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:40:33,869 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:40:33,873 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:40:33,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:40:30" (1/3) ... [2021-10-29 05:40:33,874 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6035d581 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:40:33, skipping insertion in model container [2021-10-29 05:40:33,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:40:32" (2/3) ... [2021-10-29 05:40:33,874 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6035d581 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:40:33, skipping insertion in model container [2021-10-29 05:40:33,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:40:33" (3/3) ... [2021-10-29 05:40:33,876 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--iio--trigger--iio-trig-interrupt.ko-entry_point.cil.out.i [2021-10-29 05:40:33,882 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:40:33,882 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2021-10-29 05:40:33,936 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:40:33,941 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-29 05:40:33,941 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-10-29 05:40:33,961 INFO L276 IsEmpty]: Start isEmpty. Operand has 184 states, 179 states have (on average 1.4636871508379887) internal successors, (262), 183 states have internal predecessors, (262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:40:33,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 05:40:33,968 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:40:33,969 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:40:33,969 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-10-29 05:40:33,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:40:33,975 INFO L85 PathProgramCache]: Analyzing trace with hash 1062036949, now seen corresponding path program 1 times [2021-10-29 05:40:33,989 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:40:33,989 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1399810906] [2021-10-29 05:40:33,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:40:33,990 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:40:33,991 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:40:34,006 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:40:34,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-29 05:40:34,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:40:34,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:40:34,270 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:40:34,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:40:34,400 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:40:34,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:40:34,462 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:40:34,462 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1399810906] [2021-10-29 05:40:34,464 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1399810906] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:40:34,464 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:40:34,464 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-29 05:40:34,467 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824062461] [2021-10-29 05:40:34,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:40:34,472 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:40:34,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:40:34,489 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:40:34,495 INFO L87 Difference]: Start difference. First operand has 184 states, 179 states have (on average 1.4636871508379887) internal successors, (262), 183 states have internal predecessors, (262), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:40:34,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:40:34,742 INFO L93 Difference]: Finished difference Result 690 states and 997 transitions. [2021-10-29 05:40:34,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-29 05:40:34,744 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2021-10-29 05:40:34,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:40:34,758 INFO L225 Difference]: With dead ends: 690 [2021-10-29 05:40:34,758 INFO L226 Difference]: Without dead ends: 481 [2021-10-29 05:40:34,761 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:40:34,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2021-10-29 05:40:34,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 469. [2021-10-29 05:40:34,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 469 states, 465 states have (on average 1.4172043010752688) internal successors, (659), 468 states have internal predecessors, (659), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:40:34,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 469 states and 659 transitions. [2021-10-29 05:40:34,860 INFO L78 Accepts]: Start accepts. Automaton has 469 states and 659 transitions. Word has length 13 [2021-10-29 05:40:34,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:40:34,860 INFO L470 AbstractCegarLoop]: Abstraction has 469 states and 659 transitions. [2021-10-29 05:40:34,861 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.0) internal successors, (20), 4 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:40:34,861 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 659 transitions. [2021-10-29 05:40:34,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 05:40:34,863 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:40:34,863 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:40:34,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-29 05:40:35,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:40:35,077 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-10-29 05:40:35,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:40:35,078 INFO L85 PathProgramCache]: Analyzing trace with hash -1756927926, now seen corresponding path program 1 times [2021-10-29 05:40:35,079 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:40:35,079 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [230129061] [2021-10-29 05:40:35,079 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:40:35,080 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:40:35,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:40:35,082 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:40:35,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-29 05:40:35,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:40:35,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 192 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:40:35,344 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:40:35,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:40:35,422 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:40:35,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:40:35,478 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:40:35,479 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [230129061] [2021-10-29 05:40:35,479 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [230129061] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:40:35,479 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:40:35,481 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-29 05:40:35,481 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [199218283] [2021-10-29 05:40:35,483 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:40:35,484 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:40:35,487 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:40:35,487 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:40:35,487 INFO L87 Difference]: Start difference. First operand 469 states and 659 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:40:35,561 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:40:35,561 INFO L93 Difference]: Finished difference Result 475 states and 663 transitions. [2021-10-29 05:40:35,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:40:35,563 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-29 05:40:35,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:40:35,570 INFO L225 Difference]: With dead ends: 475 [2021-10-29 05:40:35,570 INFO L226 Difference]: Without dead ends: 472 [2021-10-29 05:40:35,572 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:40:35,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2021-10-29 05:40:35,622 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 469. [2021-10-29 05:40:35,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 469 states, 465 states have (on average 1.4150537634408602) internal successors, (658), 468 states have internal predecessors, (658), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:40:35,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 469 states and 658 transitions. [2021-10-29 05:40:35,626 INFO L78 Accepts]: Start accepts. Automaton has 469 states and 658 transitions. Word has length 22 [2021-10-29 05:40:35,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:40:35,627 INFO L470 AbstractCegarLoop]: Abstraction has 469 states and 658 transitions. [2021-10-29 05:40:35,627 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:40:35,627 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 658 transitions. [2021-10-29 05:40:35,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-10-29 05:40:35,629 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:40:35,629 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:40:35,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-29 05:40:35,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:40:35,843 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-10-29 05:40:35,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:40:35,844 INFO L85 PathProgramCache]: Analyzing trace with hash -1756868344, now seen corresponding path program 1 times [2021-10-29 05:40:35,844 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:40:35,845 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1058917139] [2021-10-29 05:40:35,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:40:35,845 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:40:35,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:40:35,846 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:40:35,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-29 05:40:36,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:40:36,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:40:36,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:40:36,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:40:36,188 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:40:36,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:40:36,270 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:40:36,270 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1058917139] [2021-10-29 05:40:36,270 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1058917139] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:40:36,271 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:40:36,271 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-10-29 05:40:36,271 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96680227] [2021-10-29 05:40:36,271 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:40:36,272 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:40:36,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:40:36,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:40:36,273 INFO L87 Difference]: Start difference. First operand 469 states and 658 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:40:36,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:40:36,318 INFO L93 Difference]: Finished difference Result 924 states and 1303 transitions. [2021-10-29 05:40:36,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:40:36,319 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2021-10-29 05:40:36,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:40:36,322 INFO L225 Difference]: With dead ends: 924 [2021-10-29 05:40:36,322 INFO L226 Difference]: Without dead ends: 455 [2021-10-29 05:40:36,326 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:40:36,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 455 states. [2021-10-29 05:40:36,352 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 455 to 307. [2021-10-29 05:40:36,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 307 states, 304 states have (on average 1.3980263157894737) internal successors, (425), 306 states have internal predecessors, (425), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:40:36,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 425 transitions. [2021-10-29 05:40:36,355 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 425 transitions. Word has length 22 [2021-10-29 05:40:36,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:40:36,356 INFO L470 AbstractCegarLoop]: Abstraction has 307 states and 425 transitions. [2021-10-29 05:40:36,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 2 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:40:36,356 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 425 transitions. [2021-10-29 05:40:36,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-10-29 05:40:36,362 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:40:36,363 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:40:36,379 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-29 05:40:36,576 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:40:36,576 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-10-29 05:40:36,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:40:36,577 INFO L85 PathProgramCache]: Analyzing trace with hash -2000431289, now seen corresponding path program 1 times [2021-10-29 05:40:36,578 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:40:36,578 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1231540006] [2021-10-29 05:40:36,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:40:36,578 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:40:36,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:40:36,579 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:40:36,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-29 05:40:36,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:40:36,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:40:36,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:40:36,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:40:36,907 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:40:36,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:40:36,983 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:40:36,984 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1231540006] [2021-10-29 05:40:36,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1231540006] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:40:36,984 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:40:36,984 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2021-10-29 05:40:36,984 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31753137] [2021-10-29 05:40:36,985 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:40:36,985 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:40:36,986 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:40:36,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:40:36,986 INFO L87 Difference]: Start difference. First operand 307 states and 425 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:40:37,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:40:37,086 INFO L93 Difference]: Finished difference Result 726 states and 1010 transitions. [2021-10-29 05:40:37,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:40:37,087 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 23 [2021-10-29 05:40:37,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:40:37,090 INFO L225 Difference]: With dead ends: 726 [2021-10-29 05:40:37,090 INFO L226 Difference]: Without dead ends: 422 [2021-10-29 05:40:37,091 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:40:37,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 422 states. [2021-10-29 05:40:37,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 422 to 420. [2021-10-29 05:40:37,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 420 states, 417 states have (on average 1.4004796163069544) internal successors, (584), 419 states have internal predecessors, (584), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:40:37,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 584 transitions. [2021-10-29 05:40:37,120 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 584 transitions. Word has length 23 [2021-10-29 05:40:37,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:40:37,120 INFO L470 AbstractCegarLoop]: Abstraction has 420 states and 584 transitions. [2021-10-29 05:40:37,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:40:37,121 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 584 transitions. [2021-10-29 05:40:37,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-10-29 05:40:37,123 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:40:37,123 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:40:37,140 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-29 05:40:37,338 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:40:37,338 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-10-29 05:40:37,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:40:37,338 INFO L85 PathProgramCache]: Analyzing trace with hash -1614174000, now seen corresponding path program 1 times [2021-10-29 05:40:37,339 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:40:37,339 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [54591107] [2021-10-29 05:40:37,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:40:37,340 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:40:37,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:40:37,341 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:40:37,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-10-29 05:40:37,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:40:37,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-29 05:40:37,668 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:40:37,788 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 05:40:37,788 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:40:37,924 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 05:40:37,924 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:40:37,924 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [54591107] [2021-10-29 05:40:37,925 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [54591107] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:40:37,925 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:40:37,925 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2021-10-29 05:40:37,925 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1558694860] [2021-10-29 05:40:37,926 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:40:37,926 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:40:37,926 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:40:37,926 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:40:37,927 INFO L87 Difference]: Start difference. First operand 420 states and 584 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:40:38,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:40:38,021 INFO L93 Difference]: Finished difference Result 1180 states and 1650 transitions. [2021-10-29 05:40:38,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:40:38,022 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 40 [2021-10-29 05:40:38,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:40:38,027 INFO L225 Difference]: With dead ends: 1180 [2021-10-29 05:40:38,027 INFO L226 Difference]: Without dead ends: 763 [2021-10-29 05:40:38,028 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:40:38,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 763 states. [2021-10-29 05:40:38,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 763 to 760. [2021-10-29 05:40:38,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 760 states, 757 states have (on average 1.404227212681638) internal successors, (1063), 759 states have internal predecessors, (1063), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:40:38,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 760 states and 1063 transitions. [2021-10-29 05:40:38,092 INFO L78 Accepts]: Start accepts. Automaton has 760 states and 1063 transitions. Word has length 40 [2021-10-29 05:40:38,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:40:38,092 INFO L470 AbstractCegarLoop]: Abstraction has 760 states and 1063 transitions. [2021-10-29 05:40:38,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:40:38,093 INFO L276 IsEmpty]: Start isEmpty. Operand 760 states and 1063 transitions. [2021-10-29 05:40:38,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-10-29 05:40:38,095 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:40:38,095 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:40:38,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-10-29 05:40:38,310 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:40:38,311 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-10-29 05:40:38,311 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:40:38,311 INFO L85 PathProgramCache]: Analyzing trace with hash 1175975864, now seen corresponding path program 1 times [2021-10-29 05:40:38,312 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:40:38,312 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1495937145] [2021-10-29 05:40:38,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:40:38,312 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:40:38,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:40:38,313 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:40:38,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-10-29 05:40:38,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:40:38,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 281 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-29 05:40:38,647 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-29 05:40:38,822 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 05:40:38,823 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-29 05:40:38,990 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-29 05:40:38,990 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-29 05:40:38,990 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1495937145] [2021-10-29 05:40:38,990 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1495937145] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-29 05:40:38,991 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:40:38,991 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-29 05:40:38,991 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170257174] [2021-10-29 05:40:38,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-29 05:40:38,992 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-29 05:40:38,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-29 05:40:38,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-29 05:40:38,992 INFO L87 Difference]: Start difference. First operand 760 states and 1063 transitions. Second operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:40:39,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:40:39,334 INFO L93 Difference]: Finished difference Result 3418 states and 4779 transitions. [2021-10-29 05:40:39,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-29 05:40:39,335 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 42 [2021-10-29 05:40:39,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:40:39,350 INFO L225 Difference]: With dead ends: 3418 [2021-10-29 05:40:39,351 INFO L226 Difference]: Without dead ends: 2661 [2021-10-29 05:40:39,353 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-10-29 05:40:39,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2661 states. [2021-10-29 05:40:39,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2661 to 772. [2021-10-29 05:40:39,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 772 states, 769 states have (on average 1.3979193758127437) internal successors, (1075), 771 states have internal predecessors, (1075), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:40:39,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 772 states and 1075 transitions. [2021-10-29 05:40:39,472 INFO L78 Accepts]: Start accepts. Automaton has 772 states and 1075 transitions. Word has length 42 [2021-10-29 05:40:39,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:40:39,472 INFO L470 AbstractCegarLoop]: Abstraction has 772 states and 1075 transitions. [2021-10-29 05:40:39,473 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:40:39,473 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1075 transitions. [2021-10-29 05:40:39,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-10-29 05:40:39,474 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:40:39,475 INFO L513 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:40:39,493 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-10-29 05:40:39,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:40:39,693 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2021-10-29 05:40:39,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:40:39,693 INFO L85 PathProgramCache]: Analyzing trace with hash -349191332, now seen corresponding path program 1 times [2021-10-29 05:40:39,694 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-29 05:40:39,694 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [272246334] [2021-10-29 05:40:39,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:40:39,694 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-29 05:40:39,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat [2021-10-29 05:40:39,697 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-29 05:40:39,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-10-29 05:40:40,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 05:40:40,304 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 05:40:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 05:40:40,823 INFO L133 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-10-29 05:40:40,823 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-29 05:40:40,824 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:40:40,826 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:40:40,827 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:40:40,827 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:40:40,849 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-10-29 05:40:41,045 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/mathsat -unsat_core_generation=3 [2021-10-29 05:40:41,049 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:40:41,052 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:40:41,094 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,101 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,102 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,108 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,108 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,110 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,110 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,111 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,116 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,117 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,117 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,118 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,118 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,118 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,119 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,119 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,120 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,120 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,120 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,121 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,121 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,127 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,127 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,128 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,128 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,128 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,129 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,129 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,129 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,130 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,130 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,130 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,131 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,131 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,131 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,132 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,138 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,138 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,139 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,139 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,139 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,139 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,140 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,140 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,141 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,141 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,141 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,142 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,142 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,142 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,143 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,143 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,143 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,145 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,145 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,145 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,146 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,146 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,147 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,147 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,147 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,150 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,150 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,151 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,153 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,153 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,153 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,154 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled [2021-10-29 05:40:41,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:40:41 BoogieIcfgContainer [2021-10-29 05:40:41,259 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:40:41,260 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:40:41,260 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:40:41,260 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:40:41,261 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:40:33" (3/4) ... [2021-10-29 05:40:41,264 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-29 05:40:41,264 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:40:41,271 INFO L168 Benchmark]: Toolchain (without parser) took 10424.27 ms. Allocated memory was 56.6 MB in the beginning and 163.6 MB in the end (delta: 107.0 MB). Free memory was 31.1 MB in the beginning and 57.7 MB in the end (delta: -26.6 MB). Peak memory consumption was 81.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:40:41,271 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 56.6 MB. Free memory is still 37.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:40:41,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1198.11 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 30.9 MB in the beginning and 43.6 MB in the end (delta: -12.7 MB). Peak memory consumption was 37.4 MB. Max. memory is 16.1 GB. [2021-10-29 05:40:41,274 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.91 ms. Allocated memory is still 75.5 MB. Free memory was 43.6 MB in the beginning and 38.0 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:40:41,275 INFO L168 Benchmark]: Boogie Preprocessor took 97.56 ms. Allocated memory is still 75.5 MB. Free memory was 38.0 MB in the beginning and 32.7 MB in the end (delta: 5.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:40:41,277 INFO L168 Benchmark]: RCFGBuilder took 1623.59 ms. Allocated memory was 75.5 MB in the beginning and 136.3 MB in the end (delta: 60.8 MB). Free memory was 32.7 MB in the beginning and 94.4 MB in the end (delta: -61.6 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. [2021-10-29 05:40:41,277 INFO L168 Benchmark]: TraceAbstraction took 7390.02 ms. Allocated memory was 136.3 MB in the beginning and 163.6 MB in the end (delta: 27.3 MB). Free memory was 93.7 MB in the beginning and 57.7 MB in the end (delta: 36.0 MB). Peak memory consumption was 65.3 MB. Max. memory is 16.1 GB. [2021-10-29 05:40:41,279 INFO L168 Benchmark]: Witness Printer took 8.03 ms. Allocated memory is still 163.6 MB. Free memory is still 57.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:40:41,281 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 56.6 MB. Free memory is still 37.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1198.11 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 30.9 MB in the beginning and 43.6 MB in the end (delta: -12.7 MB). Peak memory consumption was 37.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 95.91 ms. Allocated memory is still 75.5 MB. Free memory was 43.6 MB in the beginning and 38.0 MB in the end (delta: 5.5 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 97.56 ms. Allocated memory is still 75.5 MB. Free memory was 38.0 MB in the beginning and 32.7 MB in the end (delta: 5.3 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1623.59 ms. Allocated memory was 75.5 MB in the beginning and 136.3 MB in the end (delta: 60.8 MB). Free memory was 32.7 MB in the beginning and 94.4 MB in the end (delta: -61.6 MB). Peak memory consumption was 17.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 7390.02 ms. Allocated memory was 136.3 MB in the beginning and 163.6 MB in the end (delta: 27.3 MB). Free memory was 93.7 MB in the beginning and 57.7 MB in the end (delta: 36.0 MB). Peak memory consumption was 65.3 MB. Max. memory is 16.1 GB. * Witness Printer took 8.03 ms. Allocated memory is still 163.6 MB. Free memory is still 57.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList #Ultimate.meminit_#ptr : $Pointer$ not handled * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 3317]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 2900. Possible FailurePath: [L2766] int ldv_irq_1_2 = 0; [L2767] int LDV_IN_INTERRUPT = 1; [L2768] int ldv_irq_1_3 = 0; [L2769] void *ldv_irq_data_1_1 ; [L2770] int ldv_irq_1_1 = 0; [L2771] int ldv_irq_1_0 = 0; [L2772] int probed_2 = 0; [L2773] int ldv_irq_line_1_3 ; [L2774] void *ldv_irq_data_1_0 ; [L2775] int ldv_state_variable_0 ; [L2776] int ldv_irq_line_1_0 ; [L2777] int ldv_state_variable_2 ; [L2778] void *ldv_irq_data_1_3 ; [L2779] int ref_cnt ; [L2780] int ldv_irq_line_1_1 ; [L2781] struct platform_device *iio_interrupt_trigger_driver_group1 ; [L2782] void *ldv_irq_data_1_2 ; [L2783] int ldv_state_variable_1 ; [L2784] int ldv_irq_line_1_2 ; [L2881] static struct iio_trigger_ops const iio_interrupt_trigger_ops = {& __this_module, 0, 0, 0}; [L2958-L2968] static struct platform_driver iio_interrupt_trigger_driver = {& iio_interrupt_trigger_probe, & iio_interrupt_trigger_remove, 0, 0, 0, {"iio_interrupt_trigger", 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, (_Bool)0}; [L2984] int ldv_retval_0 ; [L2985] int ldv_retval_1 ; [L2988] int ldv_retval_2 ; [L3356] int ldv_module_refcounter = 1; VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3137] int tmp ; [L3138] int tmp___0 ; [L3139] int tmp___1 ; VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3142] ldv_state_variable_1 = 1 [L3143] ref_cnt = 0 [L3144] ldv_state_variable_0 = 1 [L3145] ldv_state_variable_2 = 0 VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3147] tmp = __VERIFIER_nondet_int() [L3149] case 0: [L3155] case 1: VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3156] COND TRUE ldv_state_variable_0 != 0 [L3157] tmp___0 = __VERIFIER_nondet_int() [L3159] case 0: [L3167] case 1: VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, probed_2=0, ref_cnt=0] [L3168] COND TRUE ldv_state_variable_0 == 1 [L2971] int tmp ; [L3294] ldv_func_ret_type___0 ldv_func_res ; [L3295] int tmp ; [L3424] return __VERIFIER_nondet_int(); [L3297] tmp = __platform_driver_register(ldv_func_arg1, ldv_func_arg2) [L3298] ldv_func_res = tmp [L3299] ldv_state_variable_2 = 1 [L3102] void *tmp ; [L2726] void *p ; [L2727] void *tmp ; [L2729] tmp = calloc(1UL, size) [L2730] p = tmp [L2688] COND FALSE !(!cond) VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2732] return (p); VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={0:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3104] tmp = ldv_init_zalloc(1472UL) [L3105] iio_interrupt_trigger_driver_group1 = (struct platform_device *)tmp VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3301] return (ldv_func_res); VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2973] tmp = ldv___platform_driver_register_10(& iio_interrupt_trigger_driver, & __this_module) [L2974] return (tmp); VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3169] ldv_retval_0 = iio_interrupt_trigger_driver_init() [L3170] COND TRUE ldv_retval_0 == 0 [L3171] ldv_state_variable_0 = 3 VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3174] COND FALSE !(ldv_retval_0 != 0) VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3147] tmp = __VERIFIER_nondet_int() [L3149] case 0: [L3155] case 1: [L3189] case 2: VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3190] COND TRUE ldv_state_variable_2 != 0 [L3191] tmp___1 = __VERIFIER_nondet_int() [L3193] case 0: VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3194] COND TRUE ldv_state_variable_2 == 1 [L2884] struct iio_interrupt_trigger_info *trig_info ; [L2885] struct iio_trigger *trig ; [L2886] unsigned long irqflags ; [L2887] struct resource *irq_res ; [L2888] int irq ; [L2889] int ret ; [L2890] void *tmp ; [L2892] ret = 0 [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND FALSE !(tmp___0 != 0) [L2700] tmp = malloc(size) [L2701] p = tmp [L2688] COND FALSE !(!cond) VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2703] return (p); VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3452] return ldv_malloc(sizeof(struct resource)); [L2893] irq_res = platform_get_resource(pdev, 1024U, 0U) [L2894] COND FALSE !((unsigned long )irq_res == (unsigned long )((struct resource *)0)) [L2898] EXPR irq_res->flags [L2898] irqflags = (irq_res->flags & 15UL) | 128UL [L2899] EXPR irq_res->start [L2899] irq = (int )irq_res->start [L2900] trig = iio_trigger_alloc("irqtrig%d", irq) VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2901] COND FALSE !((unsigned long )trig == (unsigned long )((struct iio_trigger *)0)) [L2676] void *tmp ; [L2667] void *tmp___2 ; [L2692] void *p ; [L2693] void *tmp ; [L2694] int tmp___0 ; [L2696] tmp___0 = __VERIFIER_nondet_int() [L2697] COND TRUE tmp___0 != 0 [L2698] return ((void *)0); VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2662] return ldv_malloc(size); [L2669] tmp___2 = __kmalloc(size, flags) [L2670] return (tmp___2); VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2678] tmp = kmalloc(size, flags | 32768U) [L2679] return (tmp); VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2906] tmp = kzalloc(4UL, 208U) [L2907] trig_info = (struct iio_interrupt_trigger_info *)tmp VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2908] COND TRUE (unsigned long )trig_info == (unsigned long )((struct iio_interrupt_trigger_info *)0) [L2909] ret = -12 VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L2850] EXPR trig->ops [L2850] (trig->ops)->owner [L3387] COND TRUE (unsigned long )module != (unsigned long )((struct module *)0) VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3388] COND TRUE ldv_module_refcounter <= 1 VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] [L3317] reach_error() VAL [__this_module={-9223372036854775808:2199023255552}, iio_interrupt_trigger_driver={281474976710672:0}, iio_interrupt_trigger_driver_group1={1:0}, iio_interrupt_trigger_ops={-9223090561878065097:0}, LDV_IN_INTERRUPT=1, ldv_irq_1_0=0, ldv_irq_1_1=0, ldv_irq_1_2=0, ldv_irq_1_3=0, ldv_irq_data_1_0={0:0}, ldv_irq_data_1_1={0:0}, ldv_irq_data_1_2={0:0}, ldv_irq_data_1_3={0:0}, ldv_irq_line_1_0=0, ldv_irq_line_1_1=0, ldv_irq_line_1_2=0, ldv_irq_line_1_3=0, ldv_module_refcounter=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ldv_state_variable_2=1, probed_2=0, ref_cnt=0] - UnprovableResult [Line: 3317]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 3317]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 3317]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 184 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 7.1s, OverallIterations: 7, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1482 SDtfs, 2502 SDslu, 2849 SDs, 0 SdLazy, 81 SolverSat, 22 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 315 GetRequests, 300 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=772occurred in iteration=6, InterpolantAutomatonStates: 22, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 2057 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 206 NumberOfCodeBlocks, 206 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 312 ConstructedInterpolants, 0 QuantifiedInterpolants, 611 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1334 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-10-29 05:40:41,347 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7fc8ad8-f655-4c34-9609-0c073096722e/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...