./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/valid-memsafety.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 16:33:18,932 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 16:33:19,018 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2024-10-24 16:33:19,034 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 16:33:19,035 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 16:33:19,056 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 16:33:19,057 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 16:33:19,057 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 16:33:19,058 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 16:33:19,060 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 16:33:19,060 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 16:33:19,061 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 16:33:19,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 16:33:19,063 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 16:33:19,064 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 16:33:19,064 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 16:33:19,064 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 16:33:19,064 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 16:33:19,065 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 16:33:19,065 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 16:33:19,067 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-24 16:33:19,068 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-24 16:33:19,068 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-24 16:33:19,068 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 16:33:19,069 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-24 16:33:19,069 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 16:33:19,069 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 16:33:19,069 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 16:33:19,069 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 16:33:19,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 16:33:19,070 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 16:33:19,070 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 16:33:19,070 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 16:33:19,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 16:33:19,071 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 16:33:19,071 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 16:33:19,073 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 16:33:19,073 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 16:33:19,074 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 16:33:19,074 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 16:33:19,074 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 16:33:19,075 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 16:33:19,075 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 [2024-10-24 16:33:19,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 16:33:19,363 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 16:33:19,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 16:33:19,368 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 16:33:19,369 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 16:33:19,370 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2024-10-24 16:33:20,957 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 16:33:21,338 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 16:33:21,339 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2024-10-24 16:33:21,372 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5ab2ced9/2b37af24cf3845a39a1b7c4b32e65ede/FLAGfab42fc9b [2024-10-24 16:33:21,539 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5ab2ced9/2b37af24cf3845a39a1b7c4b32e65ede [2024-10-24 16:33:21,542 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 16:33:21,543 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 16:33:21,544 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 16:33:21,545 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 16:33:21,550 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 16:33:21,551 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:33:21" (1/1) ... [2024-10-24 16:33:21,552 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44c50e8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:21, skipping insertion in model container [2024-10-24 16:33:21,552 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:33:21" (1/1) ... [2024-10-24 16:33:21,640 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 16:33:23,471 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 16:33:23,521 ERROR L321 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2024-10-24 16:33:23,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@480c74ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:23, skipping insertion in model container [2024-10-24 16:33:23,522 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 16:33:23,522 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-24 16:33:23,524 INFO L158 Benchmark]: Toolchain (without parser) took 1979.97ms. Allocated memory is still 167.8MB. Free memory was 108.3MB in the beginning and 127.1MB in the end (delta: -18.7MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. [2024-10-24 16:33:23,524 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 167.8MB. Free memory is still 131.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 16:33:23,525 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1977.79ms. Allocated memory is still 167.8MB. Free memory was 107.9MB in the beginning and 127.1MB in the end (delta: -19.2MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. [2024-10-24 16:33:23,527 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 167.8MB. Free memory is still 131.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1977.79ms. Allocated memory is still 167.8MB. Free memory was 107.9MB in the beginning and 127.1MB in the end (delta: -19.2MB). Peak memory consumption was 51.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2977]: Unsupported Syntax Found a cast between two array/pointer types of different sizes 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 16:33:25,577 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 16:33:25,668 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2024-10-24 16:33:25,674 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 16:33:25,675 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 16:33:25,705 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 16:33:25,706 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 16:33:25,706 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 16:33:25,707 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 16:33:25,709 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 16:33:25,710 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 16:33:25,710 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 16:33:25,711 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 16:33:25,712 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 16:33:25,713 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 16:33:25,713 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 16:33:25,714 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 16:33:25,716 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 16:33:25,717 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 16:33:25,717 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 16:33:25,717 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-24 16:33:25,718 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-24 16:33:25,718 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-24 16:33:25,718 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 16:33:25,719 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-24 16:33:25,719 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-24 16:33:25,719 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 16:33:25,720 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-24 16:33:25,720 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 16:33:25,721 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 16:33:25,721 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 16:33:25,722 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 16:33:25,722 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 16:33:25,722 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 16:33:25,723 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 16:33:25,723 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 16:33:25,724 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 16:33:25,724 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 16:33:25,725 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-24 16:33:25,725 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-24 16:33:25,725 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 16:33:25,725 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 16:33:25,726 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 16:33:25,726 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 16:33:25,726 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-24 16:33:25,727 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 [2024-10-24 16:33:26,082 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 16:33:26,106 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 16:33:26,110 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 16:33:26,111 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 16:33:26,111 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 16:33:26,114 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2024-10-24 16:33:27,690 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 16:33:28,075 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 16:33:28,076 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2024-10-24 16:33:28,110 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c3783c6a/5fd6a73e9ecc48c893a1120ce68f1ffa/FLAG4cf79f513 [2024-10-24 16:33:28,258 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4c3783c6a/5fd6a73e9ecc48c893a1120ce68f1ffa [2024-10-24 16:33:28,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 16:33:28,261 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 16:33:28,262 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 16:33:28,263 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 16:33:28,267 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 16:33:28,268 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:33:28" (1/1) ... [2024-10-24 16:33:28,269 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a8a76fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:28, skipping insertion in model container [2024-10-24 16:33:28,269 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:33:28" (1/1) ... [2024-10-24 16:33:28,335 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 16:33:29,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 16:33:29,603 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-10-24 16:33:29,631 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 16:33:29,798 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 16:33:29,814 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 16:33:30,020 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 16:33:30,226 INFO L204 MainTranslator]: Completed translation [2024-10-24 16:33:30,227 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:30 WrapperNode [2024-10-24 16:33:30,227 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 16:33:30,228 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 16:33:30,228 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 16:33:30,228 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 16:33:30,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:30" (1/1) ... [2024-10-24 16:33:30,304 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:30" (1/1) ... [2024-10-24 16:33:30,410 INFO L138 Inliner]: procedures = 482, calls = 839, calls flagged for inlining = 55, calls inlined = 37, statements flattened = 1016 [2024-10-24 16:33:30,411 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 16:33:30,411 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 16:33:30,411 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 16:33:30,412 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 16:33:30,432 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:30" (1/1) ... [2024-10-24 16:33:30,432 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:30" (1/1) ... [2024-10-24 16:33:30,443 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:30" (1/1) ... [2024-10-24 16:33:30,535 INFO L175 MemorySlicer]: Split 211 memory accesses to 27 slices as follows [5, 2, 5, 3, 22, 2, 2, 2, 2, 4, 11, 5, 6, 2, 2, 5, 3, 2, 16, 20, 4, 2, 12, 18, 19, 0, 35]. 17 percent of accesses are in the largest equivalence class. The 85 initializations are split as follows [1, 0, 3, 3, 0, 0, 0, 0, 0, 0, 2, 1, 0, 0, 0, 4, 0, 2, 5, 4, 4, 0, 6, 18, 0, 0, 32]. The 61 writes are split as follows [2, 1, 0, 0, 8, 2, 2, 2, 2, 1, 5, 1, 3, 2, 2, 0, 0, 0, 8, 4, 0, 0, 6, 0, 7, 0, 3]. [2024-10-24 16:33:30,536 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:30" (1/1) ... [2024-10-24 16:33:30,536 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:30" (1/1) ... [2024-10-24 16:33:30,656 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:30" (1/1) ... [2024-10-24 16:33:30,666 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:30" (1/1) ... [2024-10-24 16:33:30,698 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:30" (1/1) ... [2024-10-24 16:33:30,719 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:30" (1/1) ... [2024-10-24 16:33:30,761 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 16:33:30,762 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 16:33:30,763 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 16:33:30,763 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 16:33:30,764 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:30" (1/1) ... [2024-10-24 16:33:30,770 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 16:33:30,783 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 16:33:30,801 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 16:33:30,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 16:33:30,944 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2024-10-24 16:33:30,948 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2024-10-24 16:33:30,949 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2024-10-24 16:33:30,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2024-10-24 16:33:30,949 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-24 16:33:30,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2024-10-24 16:33:30,951 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-24 16:33:30,951 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-24 16:33:30,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 16:33:30,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-10-24 16:33:30,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-10-24 16:33:30,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-10-24 16:33:30,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-10-24 16:33:30,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-10-24 16:33:30,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-10-24 16:33:30,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-10-24 16:33:30,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-10-24 16:33:30,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#8 [2024-10-24 16:33:30,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#9 [2024-10-24 16:33:30,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#10 [2024-10-24 16:33:30,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#11 [2024-10-24 16:33:30,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#12 [2024-10-24 16:33:30,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#13 [2024-10-24 16:33:30,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#14 [2024-10-24 16:33:30,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#15 [2024-10-24 16:33:30,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#16 [2024-10-24 16:33:30,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#17 [2024-10-24 16:33:30,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#18 [2024-10-24 16:33:30,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#19 [2024-10-24 16:33:30,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#20 [2024-10-24 16:33:30,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#21 [2024-10-24 16:33:30,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#22 [2024-10-24 16:33:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#23 [2024-10-24 16:33:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#24 [2024-10-24 16:33:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#25 [2024-10-24 16:33:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#26 [2024-10-24 16:33:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-24 16:33:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-10-24 16:33:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-10-24 16:33:30,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-10-24 16:33:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-10-24 16:33:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-10-24 16:33:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-10-24 16:33:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-10-24 16:33:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-10-24 16:33:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-10-24 16:33:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-10-24 16:33:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-10-24 16:33:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-10-24 16:33:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-10-24 16:33:30,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-10-24 16:33:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-10-24 16:33:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-10-24 16:33:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-10-24 16:33:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-10-24 16:33:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-10-24 16:33:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#20 [2024-10-24 16:33:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#21 [2024-10-24 16:33:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#22 [2024-10-24 16:33:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#23 [2024-10-24 16:33:30,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#24 [2024-10-24 16:33:30,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#25 [2024-10-24 16:33:30,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#26 [2024-10-24 16:33:30,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-10-24 16:33:30,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-10-24 16:33:30,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-10-24 16:33:30,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-10-24 16:33:30,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-10-24 16:33:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-10-24 16:33:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-10-24 16:33:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-10-24 16:33:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-10-24 16:33:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-10-24 16:33:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-10-24 16:33:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-10-24 16:33:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-10-24 16:33:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-10-24 16:33:30,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-10-24 16:33:30,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-10-24 16:33:30,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#16 [2024-10-24 16:33:30,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#17 [2024-10-24 16:33:30,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#18 [2024-10-24 16:33:30,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#19 [2024-10-24 16:33:30,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#20 [2024-10-24 16:33:30,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#21 [2024-10-24 16:33:30,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#22 [2024-10-24 16:33:30,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#23 [2024-10-24 16:33:30,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#24 [2024-10-24 16:33:30,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#25 [2024-10-24 16:33:30,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#26 [2024-10-24 16:33:30,972 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-10-24 16:33:30,972 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-10-24 16:33:30,972 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-24 16:33:30,976 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2024-10-24 16:33:30,976 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2024-10-24 16:33:30,977 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2024-10-24 16:33:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2024-10-24 16:33:30,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2024-10-24 16:33:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-24 16:33:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2024-10-24 16:33:30,977 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2024-10-24 16:33:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 16:33:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-24 16:33:30,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-24 16:33:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-24 16:33:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-24 16:33:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-24 16:33:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-24 16:33:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-24 16:33:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-24 16:33:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-24 16:33:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-24 16:33:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-24 16:33:30,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-24 16:33:30,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-24 16:33:30,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-24 16:33:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-24 16:33:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-24 16:33:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-24 16:33:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-24 16:33:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-24 16:33:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-10-24 16:33:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-10-24 16:33:30,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-10-24 16:33:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-10-24 16:33:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-10-24 16:33:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-10-24 16:33:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-10-24 16:33:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-10-24 16:33:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-24 16:33:30,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-24 16:33:30,999 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2024-10-24 16:33:30,999 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2024-10-24 16:33:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2024-10-24 16:33:31,000 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2024-10-24 16:33:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 16:33:31,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 16:33:31,000 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2024-10-24 16:33:31,001 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2024-10-24 16:33:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-10-24 16:33:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-10-24 16:33:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-10-24 16:33:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-10-24 16:33:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-10-24 16:33:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-10-24 16:33:31,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-10-24 16:33:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-10-24 16:33:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-10-24 16:33:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-10-24 16:33:31,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-10-24 16:33:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-10-24 16:33:31,005 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-10-24 16:33:31,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#13 [2024-10-24 16:33:31,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#14 [2024-10-24 16:33:31,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#15 [2024-10-24 16:33:31,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#16 [2024-10-24 16:33:31,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#17 [2024-10-24 16:33:31,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#18 [2024-10-24 16:33:31,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#19 [2024-10-24 16:33:31,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#20 [2024-10-24 16:33:31,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#21 [2024-10-24 16:33:31,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#22 [2024-10-24 16:33:31,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#23 [2024-10-24 16:33:31,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#24 [2024-10-24 16:33:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#25 [2024-10-24 16:33:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#26 [2024-10-24 16:33:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-10-24 16:33:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-10-24 16:33:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-10-24 16:33:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-10-24 16:33:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-10-24 16:33:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-10-24 16:33:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-10-24 16:33:31,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-10-24 16:33:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-10-24 16:33:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-10-24 16:33:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-10-24 16:33:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-10-24 16:33:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-10-24 16:33:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-10-24 16:33:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-10-24 16:33:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-10-24 16:33:31,027 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-10-24 16:33:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2024-10-24 16:33:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2024-10-24 16:33:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2024-10-24 16:33:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#20 [2024-10-24 16:33:31,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#21 [2024-10-24 16:33:31,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#22 [2024-10-24 16:33:31,033 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#23 [2024-10-24 16:33:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#24 [2024-10-24 16:33:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#25 [2024-10-24 16:33:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#26 [2024-10-24 16:33:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-10-24 16:33:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-10-24 16:33:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-10-24 16:33:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-10-24 16:33:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-10-24 16:33:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-10-24 16:33:31,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-10-24 16:33:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-10-24 16:33:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-10-24 16:33:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-10-24 16:33:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-10-24 16:33:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#11 [2024-10-24 16:33:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#12 [2024-10-24 16:33:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#13 [2024-10-24 16:33:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#14 [2024-10-24 16:33:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#15 [2024-10-24 16:33:31,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#16 [2024-10-24 16:33:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#17 [2024-10-24 16:33:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#18 [2024-10-24 16:33:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#19 [2024-10-24 16:33:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#20 [2024-10-24 16:33:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#21 [2024-10-24 16:33:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#22 [2024-10-24 16:33:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#23 [2024-10-24 16:33:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#24 [2024-10-24 16:33:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#25 [2024-10-24 16:33:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#26 [2024-10-24 16:33:31,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-24 16:33:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-24 16:33:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-24 16:33:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-24 16:33:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-24 16:33:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-24 16:33:31,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-24 16:33:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-24 16:33:31,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-24 16:33:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-24 16:33:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-24 16:33:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-24 16:33:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-24 16:33:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-24 16:33:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-24 16:33:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-10-24 16:33:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-10-24 16:33:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-10-24 16:33:31,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-10-24 16:33:31,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-10-24 16:33:31,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-10-24 16:33:31,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-10-24 16:33:31,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-10-24 16:33:31,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-10-24 16:33:31,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-10-24 16:33:31,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-10-24 16:33:31,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-10-24 16:33:31,043 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 16:33:31,044 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 16:33:31,044 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-10-24 16:33:31,044 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-10-24 16:33:31,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 16:33:31,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-24 16:33:31,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-24 16:33:31,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-24 16:33:31,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-24 16:33:31,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-24 16:33:31,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-24 16:33:31,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-24 16:33:31,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-24 16:33:31,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-24 16:33:31,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-24 16:33:31,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-24 16:33:31,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-24 16:33:31,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-24 16:33:31,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-24 16:33:31,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-24 16:33:31,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-24 16:33:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-24 16:33:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-24 16:33:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-24 16:33:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-10-24 16:33:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-10-24 16:33:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-10-24 16:33:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-10-24 16:33:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-10-24 16:33:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-10-24 16:33:31,051 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-10-24 16:33:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-10-24 16:33:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-24 16:33:31,052 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-24 16:33:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-10-24 16:33:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-10-24 16:33:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-10-24 16:33:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-10-24 16:33:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-10-24 16:33:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-10-24 16:33:31,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-10-24 16:33:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-10-24 16:33:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-10-24 16:33:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-10-24 16:33:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-10-24 16:33:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-10-24 16:33:31,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2024-10-24 16:33:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#13 [2024-10-24 16:33:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#14 [2024-10-24 16:33:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#15 [2024-10-24 16:33:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#16 [2024-10-24 16:33:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#17 [2024-10-24 16:33:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#18 [2024-10-24 16:33:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#19 [2024-10-24 16:33:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#20 [2024-10-24 16:33:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#21 [2024-10-24 16:33:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#22 [2024-10-24 16:33:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#23 [2024-10-24 16:33:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#24 [2024-10-24 16:33:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#25 [2024-10-24 16:33:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#26 [2024-10-24 16:33:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2024-10-24 16:33:31,061 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2024-10-24 16:33:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-10-24 16:33:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-10-24 16:33:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-10-24 16:33:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-10-24 16:33:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-10-24 16:33:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-10-24 16:33:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-10-24 16:33:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-10-24 16:33:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-10-24 16:33:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-10-24 16:33:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-10-24 16:33:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-10-24 16:33:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-10-24 16:33:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-10-24 16:33:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-10-24 16:33:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15 [2024-10-24 16:33:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#16 [2024-10-24 16:33:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#17 [2024-10-24 16:33:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#18 [2024-10-24 16:33:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#19 [2024-10-24 16:33:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#20 [2024-10-24 16:33:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#21 [2024-10-24 16:33:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#22 [2024-10-24 16:33:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#23 [2024-10-24 16:33:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#24 [2024-10-24 16:33:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#25 [2024-10-24 16:33:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#26 [2024-10-24 16:33:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-10-24 16:33:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-10-24 16:33:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-10-24 16:33:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-10-24 16:33:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-10-24 16:33:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-10-24 16:33:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-10-24 16:33:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-10-24 16:33:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-10-24 16:33:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-10-24 16:33:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-10-24 16:33:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#11 [2024-10-24 16:33:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#12 [2024-10-24 16:33:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#13 [2024-10-24 16:33:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#14 [2024-10-24 16:33:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#15 [2024-10-24 16:33:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#16 [2024-10-24 16:33:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#17 [2024-10-24 16:33:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#18 [2024-10-24 16:33:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#19 [2024-10-24 16:33:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#20 [2024-10-24 16:33:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#21 [2024-10-24 16:33:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#22 [2024-10-24 16:33:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#23 [2024-10-24 16:33:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#24 [2024-10-24 16:33:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#25 [2024-10-24 16:33:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#26 [2024-10-24 16:33:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-10-24 16:33:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-10-24 16:33:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-10-24 16:33:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-10-24 16:33:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-10-24 16:33:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-10-24 16:33:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-10-24 16:33:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-10-24 16:33:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-10-24 16:33:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-10-24 16:33:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-10-24 16:33:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-10-24 16:33:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-10-24 16:33:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-10-24 16:33:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-10-24 16:33:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-10-24 16:33:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-10-24 16:33:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2024-10-24 16:33:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2024-10-24 16:33:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2024-10-24 16:33:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#20 [2024-10-24 16:33:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#21 [2024-10-24 16:33:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#22 [2024-10-24 16:33:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#23 [2024-10-24 16:33:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#24 [2024-10-24 16:33:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#25 [2024-10-24 16:33:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#26 [2024-10-24 16:33:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-24 16:33:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-24 16:33:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-24 16:33:31,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-24 16:33:31,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-24 16:33:31,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-24 16:33:31,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-24 16:33:31,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-24 16:33:31,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-24 16:33:31,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-24 16:33:31,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-24 16:33:31,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-24 16:33:31,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-24 16:33:31,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-24 16:33:31,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-24 16:33:31,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-24 16:33:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-24 16:33:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-24 16:33:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-24 16:33:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-10-24 16:33:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-10-24 16:33:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-10-24 16:33:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-10-24 16:33:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-10-24 16:33:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-10-24 16:33:31,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-10-24 16:33:31,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-10-24 16:33:31,081 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-24 16:33:31,081 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-24 16:33:31,081 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-10-24 16:33:31,081 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-10-24 16:33:31,081 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-24 16:33:31,081 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-24 16:33:31,081 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2024-10-24 16:33:31,081 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2024-10-24 16:33:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2024-10-24 16:33:31,082 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2024-10-24 16:33:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2024-10-24 16:33:31,082 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2024-10-24 16:33:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2024-10-24 16:33:31,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2024-10-24 16:33:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2024-10-24 16:33:31,082 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2024-10-24 16:33:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-10-24 16:33:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-10-24 16:33:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-10-24 16:33:31,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-10-24 16:33:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-10-24 16:33:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-10-24 16:33:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-10-24 16:33:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-10-24 16:33:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-10-24 16:33:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-10-24 16:33:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-10-24 16:33:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-10-24 16:33:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-10-24 16:33:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2024-10-24 16:33:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#14 [2024-10-24 16:33:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#15 [2024-10-24 16:33:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#16 [2024-10-24 16:33:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#17 [2024-10-24 16:33:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#18 [2024-10-24 16:33:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#19 [2024-10-24 16:33:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#20 [2024-10-24 16:33:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#21 [2024-10-24 16:33:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#22 [2024-10-24 16:33:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#23 [2024-10-24 16:33:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#24 [2024-10-24 16:33:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#25 [2024-10-24 16:33:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#26 [2024-10-24 16:33:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2024-10-24 16:33:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2024-10-24 16:33:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-10-24 16:33:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-10-24 16:33:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2024-10-24 16:33:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2024-10-24 16:33:31,818 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 16:33:31,821 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 16:33:36,405 INFO L? ?]: Removed 646 outVars from TransFormulas that were not future-live. [2024-10-24 16:33:36,406 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 16:33:36,546 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 16:33:36,546 INFO L314 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-24 16:33:36,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:33:36 BoogieIcfgContainer [2024-10-24 16:33:36,546 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 16:33:36,549 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 16:33:36,549 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 16:33:36,552 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 16:33:36,552 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 04:33:28" (1/3) ... [2024-10-24 16:33:36,553 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1661676e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:33:36, skipping insertion in model container [2024-10-24 16:33:36,553 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:30" (2/3) ... [2024-10-24 16:33:36,553 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1661676e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:33:36, skipping insertion in model container [2024-10-24 16:33:36,553 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:33:36" (3/3) ... [2024-10-24 16:33:36,554 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inw_p.i [2024-10-24 16:33:36,575 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 16:33:36,576 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 205 error locations. [2024-10-24 16:33:36,640 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 16:33:36,646 INFO L333 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=None, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@562a29c1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 16:33:36,646 INFO L334 AbstractCegarLoop]: Starting to check reachability of 205 error locations. [2024-10-24 16:33:36,653 INFO L276 IsEmpty]: Start isEmpty. Operand has 604 states, 294 states have (on average 1.989795918367347) internal successors, (585), 506 states have internal predecessors, (585), 78 states have call successors, (78), 26 states have call predecessors, (78), 26 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2024-10-24 16:33:36,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-24 16:33:36,659 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 16:33:36,659 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-24 16:33:36,660 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting spin_lock_initErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-24 16:33:36,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 16:33:36,665 INFO L85 PathProgramCache]: Analyzing trace with hash 40056758, now seen corresponding path program 1 times [2024-10-24 16:33:36,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 16:33:36,681 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [310029709] [2024-10-24 16:33:36,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 16:33:36,681 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:33:36,682 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 16:33:36,685 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 16:33:36,707 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-24 16:33:37,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 16:33:37,435 INFO L255 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-24 16:33:37,440 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 16:33:37,523 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:33:37,525 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 16:33:37,526 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 16:33:37,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [310029709] [2024-10-24 16:33:37,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [310029709] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 16:33:37,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 16:33:37,527 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 16:33:37,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1845419027] [2024-10-24 16:33:37,529 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 16:33:37,532 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 16:33:37,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 16:33:37,562 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 16:33:37,563 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 16:33:37,568 INFO L87 Difference]: Start difference. First operand has 604 states, 294 states have (on average 1.989795918367347) internal successors, (585), 506 states have internal predecessors, (585), 78 states have call successors, (78), 26 states have call predecessors, (78), 26 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) Second operand has 5 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 16:33:39,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:33:42,871 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:33:46,469 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:33:49,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 16:33:49,203 INFO L93 Difference]: Finished difference Result 1094 states and 1331 transitions. [2024-10-24 16:33:49,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 16:33:49,206 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2024-10-24 16:33:49,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 16:33:49,220 INFO L225 Difference]: With dead ends: 1094 [2024-10-24 16:33:49,220 INFO L226 Difference]: Without dead ends: 1092 [2024-10-24 16:33:49,221 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-24 16:33:49,224 INFO L432 NwaCegarLoop]: 559 mSDtfsCounter, 631 mSDsluCounter, 1271 mSDsCounter, 0 mSdLazyCounter, 1237 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 632 SdHoareTripleChecker+Valid, 1830 SdHoareTripleChecker+Invalid, 1241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.4s IncrementalHoareTripleChecker+Time [2024-10-24 16:33:49,225 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [632 Valid, 1830 Invalid, 1241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1237 Invalid, 0 Unknown, 0 Unchecked, 11.4s Time] [2024-10-24 16:33:49,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1092 states. [2024-10-24 16:33:49,317 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1092 to 886. [2024-10-24 16:33:49,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 886 states, 493 states have (on average 1.9634888438133875) internal successors, (968), 716 states have internal predecessors, (968), 138 states have call successors, (138), 50 states have call predecessors, (138), 50 states have return successors, (138), 131 states have call predecessors, (138), 138 states have call successors, (138) [2024-10-24 16:33:49,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 886 states and 1244 transitions. [2024-10-24 16:33:49,328 INFO L78 Accepts]: Start accepts. Automaton has 886 states and 1244 transitions. Word has length 4 [2024-10-24 16:33:49,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 16:33:49,328 INFO L471 AbstractCegarLoop]: Abstraction has 886 states and 1244 transitions. [2024-10-24 16:33:49,329 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 16:33:49,329 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1244 transitions. [2024-10-24 16:33:49,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-24 16:33:49,329 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 16:33:49,329 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-24 16:33:49,339 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-10-24 16:33:49,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:33:49,534 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting spin_lock_initErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-24 16:33:49,535 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 16:33:49,535 INFO L85 PathProgramCache]: Analyzing trace with hash 40056759, now seen corresponding path program 1 times [2024-10-24 16:33:49,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 16:33:49,536 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [846973643] [2024-10-24 16:33:49,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 16:33:49,536 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:33:49,536 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 16:33:49,537 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 16:33:49,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-24 16:33:50,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 16:33:50,106 INFO L255 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-24 16:33:50,108 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 16:33:50,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:33:50,201 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 16:33:50,201 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 16:33:50,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [846973643] [2024-10-24 16:33:50,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [846973643] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 16:33:50,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 16:33:50,202 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 16:33:50,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611457181] [2024-10-24 16:33:50,202 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 16:33:50,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 16:33:50,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 16:33:50,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 16:33:50,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 16:33:50,205 INFO L87 Difference]: Start difference. First operand 886 states and 1244 transitions. Second operand has 5 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 16:33:52,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:33:56,278 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:33:58,176 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:00,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 16:34:00,615 INFO L93 Difference]: Finished difference Result 1008 states and 1326 transitions. [2024-10-24 16:34:00,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 16:34:00,615 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2024-10-24 16:34:00,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 16:34:00,622 INFO L225 Difference]: With dead ends: 1008 [2024-10-24 16:34:00,622 INFO L226 Difference]: Without dead ends: 1008 [2024-10-24 16:34:00,622 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-24 16:34:00,623 INFO L432 NwaCegarLoop]: 691 mSDtfsCounter, 245 mSDsluCounter, 1471 mSDsCounter, 0 mSdLazyCounter, 1009 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 246 SdHoareTripleChecker+Valid, 2162 SdHoareTripleChecker+Invalid, 1010 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1009 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2024-10-24 16:34:00,623 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 2162 Invalid, 1010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1009 Invalid, 0 Unknown, 0 Unchecked, 10.3s Time] [2024-10-24 16:34:00,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1008 states. [2024-10-24 16:34:00,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1008 to 950. [2024-10-24 16:34:00,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 950 states, 525 states have (on average 1.921904761904762) internal successors, (1009), 749 states have internal predecessors, (1009), 157 states have call successors, (157), 63 states have call predecessors, (157), 63 states have return successors, (157), 150 states have call predecessors, (157), 157 states have call successors, (157) [2024-10-24 16:34:00,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 950 states and 1323 transitions. [2024-10-24 16:34:00,680 INFO L78 Accepts]: Start accepts. Automaton has 950 states and 1323 transitions. Word has length 4 [2024-10-24 16:34:00,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 16:34:00,680 INFO L471 AbstractCegarLoop]: Abstraction has 950 states and 1323 transitions. [2024-10-24 16:34:00,680 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 16:34:00,681 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1323 transitions. [2024-10-24 16:34:00,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-24 16:34:00,681 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 16:34:00,681 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 16:34:00,691 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-10-24 16:34:00,882 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:34:00,882 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-24 16:34:00,883 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 16:34:00,883 INFO L85 PathProgramCache]: Analyzing trace with hash 1534025767, now seen corresponding path program 1 times [2024-10-24 16:34:00,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 16:34:00,884 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1442534301] [2024-10-24 16:34:00,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 16:34:00,885 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:34:00,885 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 16:34:00,889 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 16:34:00,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-10-24 16:34:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 16:34:01,445 INFO L255 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-24 16:34:01,447 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 16:34:01,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:34:01,527 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 16:34:01,527 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 16:34:01,527 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1442534301] [2024-10-24 16:34:01,528 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1442534301] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 16:34:01,528 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 16:34:01,528 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-24 16:34:01,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474746280] [2024-10-24 16:34:01,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 16:34:01,529 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 16:34:01,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 16:34:01,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 16:34:01,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 16:34:01,530 INFO L87 Difference]: Start difference. First operand 950 states and 1323 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 16:34:04,738 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:05,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 16:34:05,981 INFO L93 Difference]: Finished difference Result 1149 states and 1403 transitions. [2024-10-24 16:34:05,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 16:34:05,982 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2024-10-24 16:34:05,982 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 16:34:05,988 INFO L225 Difference]: With dead ends: 1149 [2024-10-24 16:34:05,988 INFO L226 Difference]: Without dead ends: 1149 [2024-10-24 16:34:05,988 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 16:34:05,990 INFO L432 NwaCegarLoop]: 578 mSDtfsCounter, 611 mSDsluCounter, 463 mSDsCounter, 0 mSdLazyCounter, 461 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 611 SdHoareTripleChecker+Valid, 1041 SdHoareTripleChecker+Invalid, 468 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 461 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2024-10-24 16:34:05,990 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [611 Valid, 1041 Invalid, 468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 461 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2024-10-24 16:34:05,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1149 states. [2024-10-24 16:34:06,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1149 to 949. [2024-10-24 16:34:06,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 949 states, 525 states have (on average 1.9123809523809523) internal successors, (1004), 748 states have internal predecessors, (1004), 157 states have call successors, (157), 63 states have call predecessors, (157), 63 states have return successors, (157), 150 states have call predecessors, (157), 157 states have call successors, (157) [2024-10-24 16:34:06,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 949 states and 1318 transitions. [2024-10-24 16:34:06,038 INFO L78 Accepts]: Start accepts. Automaton has 949 states and 1318 transitions. Word has length 9 [2024-10-24 16:34:06,038 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 16:34:06,038 INFO L471 AbstractCegarLoop]: Abstraction has 949 states and 1318 transitions. [2024-10-24 16:34:06,038 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 16:34:06,038 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1318 transitions. [2024-10-24 16:34:06,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-24 16:34:06,039 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 16:34:06,039 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 16:34:06,051 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-10-24 16:34:06,239 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:34:06,240 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-24 16:34:06,240 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 16:34:06,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1534025768, now seen corresponding path program 1 times [2024-10-24 16:34:06,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 16:34:06,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1623010917] [2024-10-24 16:34:06,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 16:34:06,242 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:34:06,242 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 16:34:06,245 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 16:34:06,246 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-10-24 16:34:06,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 16:34:06,827 INFO L255 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-24 16:34:06,829 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 16:34:06,984 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:34:06,985 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 16:34:06,985 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 16:34:06,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1623010917] [2024-10-24 16:34:06,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1623010917] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 16:34:06,985 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 16:34:06,986 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 16:34:06,986 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1622490659] [2024-10-24 16:34:06,986 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 16:34:06,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 16:34:06,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 16:34:06,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 16:34:06,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 16:34:06,987 INFO L87 Difference]: Start difference. First operand 949 states and 1318 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 16:34:09,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:10,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:12,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 16:34:12,499 INFO L93 Difference]: Finished difference Result 1010 states and 1330 transitions. [2024-10-24 16:34:12,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 16:34:12,499 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2024-10-24 16:34:12,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 16:34:12,505 INFO L225 Difference]: With dead ends: 1010 [2024-10-24 16:34:12,505 INFO L226 Difference]: Without dead ends: 1010 [2024-10-24 16:34:12,506 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 16:34:12,509 INFO L432 NwaCegarLoop]: 690 mSDtfsCounter, 243 mSDsluCounter, 558 mSDsCounter, 0 mSdLazyCounter, 513 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 1248 SdHoareTripleChecker+Invalid, 516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2024-10-24 16:34:12,512 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 1248 Invalid, 516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 513 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2024-10-24 16:34:12,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1010 states. [2024-10-24 16:34:12,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1010 to 952. [2024-10-24 16:34:12,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 952 states, 528 states have (on average 1.9071969696969697) internal successors, (1007), 751 states have internal predecessors, (1007), 157 states have call successors, (157), 63 states have call predecessors, (157), 63 states have return successors, (157), 150 states have call predecessors, (157), 157 states have call successors, (157) [2024-10-24 16:34:12,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 952 states and 1321 transitions. [2024-10-24 16:34:12,546 INFO L78 Accepts]: Start accepts. Automaton has 952 states and 1321 transitions. Word has length 9 [2024-10-24 16:34:12,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 16:34:12,547 INFO L471 AbstractCegarLoop]: Abstraction has 952 states and 1321 transitions. [2024-10-24 16:34:12,547 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 16:34:12,547 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1321 transitions. [2024-10-24 16:34:12,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-24 16:34:12,548 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 16:34:12,548 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 16:34:12,559 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-10-24 16:34:12,748 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:34:12,748 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-24 16:34:12,749 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 16:34:12,749 INFO L85 PathProgramCache]: Analyzing trace with hash 1026006832, now seen corresponding path program 1 times [2024-10-24 16:34:12,749 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 16:34:12,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2137777197] [2024-10-24 16:34:12,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 16:34:12,750 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:34:12,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 16:34:12,753 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 16:34:12,754 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-10-24 16:34:13,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 16:34:13,281 INFO L255 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-24 16:34:13,283 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 16:34:13,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:34:13,458 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 16:34:13,649 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:34:13,649 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 16:34:13,649 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2137777197] [2024-10-24 16:34:13,650 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2137777197] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 16:34:13,650 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-24 16:34:13,650 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 4] total 7 [2024-10-24 16:34:13,650 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311286527] [2024-10-24 16:34:13,650 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-24 16:34:13,650 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 16:34:13,651 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 16:34:13,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 16:34:13,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-24 16:34:13,652 INFO L87 Difference]: Start difference. First operand 952 states and 1321 transitions. Second operand has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-24 16:34:17,023 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:18,576 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:22,583 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:25,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:28,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:33,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 16:34:33,453 INFO L93 Difference]: Finished difference Result 1201 states and 1543 transitions. [2024-10-24 16:34:33,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 16:34:33,454 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 11 [2024-10-24 16:34:33,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 16:34:33,458 INFO L225 Difference]: With dead ends: 1201 [2024-10-24 16:34:33,459 INFO L226 Difference]: Without dead ends: 1201 [2024-10-24 16:34:33,459 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-10-24 16:34:33,460 INFO L432 NwaCegarLoop]: 691 mSDtfsCounter, 673 mSDsluCounter, 1741 mSDsCounter, 0 mSdLazyCounter, 1719 mSolverCounterSat, 53 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 673 SdHoareTripleChecker+Valid, 2432 SdHoareTripleChecker+Invalid, 1773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 1719 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.6s IncrementalHoareTripleChecker+Time [2024-10-24 16:34:33,460 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [673 Valid, 2432 Invalid, 1773 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 1719 Invalid, 1 Unknown, 0 Unchecked, 19.6s Time] [2024-10-24 16:34:33,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1201 states. [2024-10-24 16:34:33,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1201 to 1082. [2024-10-24 16:34:33,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1082 states, 615 states have (on average 1.889430894308943) internal successors, (1162), 839 states have internal predecessors, (1162), 184 states have call successors, (184), 79 states have call predecessors, (184), 79 states have return successors, (184), 176 states have call predecessors, (184), 184 states have call successors, (184) [2024-10-24 16:34:33,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 1082 states and 1530 transitions. [2024-10-24 16:34:33,487 INFO L78 Accepts]: Start accepts. Automaton has 1082 states and 1530 transitions. Word has length 11 [2024-10-24 16:34:33,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 16:34:33,487 INFO L471 AbstractCegarLoop]: Abstraction has 1082 states and 1530 transitions. [2024-10-24 16:34:33,487 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-24 16:34:33,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1530 transitions. [2024-10-24 16:34:33,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-10-24 16:34:33,488 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 16:34:33,488 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 16:34:33,499 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-10-24 16:34:33,689 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:34:33,689 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-24 16:34:33,690 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 16:34:33,690 INFO L85 PathProgramCache]: Analyzing trace with hash 1336760386, now seen corresponding path program 1 times [2024-10-24 16:34:33,690 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 16:34:33,690 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [379195352] [2024-10-24 16:34:33,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 16:34:33,690 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:34:33,691 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 16:34:33,692 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 16:34:33,692 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-10-24 16:34:34,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 16:34:34,202 INFO L255 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-24 16:34:34,204 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 16:34:34,239 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:34:34,239 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 16:34:34,300 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:34:34,300 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 16:34:34,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [379195352] [2024-10-24 16:34:34,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [379195352] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 16:34:34,301 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-24 16:34:34,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-10-24 16:34:34,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760115224] [2024-10-24 16:34:34,301 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-24 16:34:34,301 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 16:34:34,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 16:34:34,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 16:34:34,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-24 16:34:34,302 INFO L87 Difference]: Start difference. First operand 1082 states and 1530 transitions. Second operand has 8 states, 8 states have (on average 2.375) internal successors, (19), 8 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 16:34:36,852 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:40,396 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:43,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:45,511 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:46,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 16:34:46,256 INFO L93 Difference]: Finished difference Result 1085 states and 1532 transitions. [2024-10-24 16:34:46,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 16:34:46,256 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 8 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2024-10-24 16:34:46,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 16:34:46,261 INFO L225 Difference]: With dead ends: 1085 [2024-10-24 16:34:46,261 INFO L226 Difference]: Without dead ends: 1085 [2024-10-24 16:34:46,262 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-10-24 16:34:46,263 INFO L432 NwaCegarLoop]: 665 mSDtfsCounter, 17 mSDsluCounter, 1981 mSDsCounter, 0 mSdLazyCounter, 299 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 2646 SdHoareTripleChecker+Invalid, 308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 299 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.9s IncrementalHoareTripleChecker+Time [2024-10-24 16:34:46,264 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 2646 Invalid, 308 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 299 Invalid, 0 Unknown, 0 Unchecked, 11.9s Time] [2024-10-24 16:34:46,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2024-10-24 16:34:46,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 1085. [2024-10-24 16:34:46,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1085 states, 618 states have (on average 1.883495145631068) internal successors, (1164), 842 states have internal predecessors, (1164), 184 states have call successors, (184), 79 states have call predecessors, (184), 79 states have return successors, (184), 176 states have call predecessors, (184), 184 states have call successors, (184) [2024-10-24 16:34:46,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 1532 transitions. [2024-10-24 16:34:46,289 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 1532 transitions. Word has length 15 [2024-10-24 16:34:46,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 16:34:46,289 INFO L471 AbstractCegarLoop]: Abstraction has 1085 states and 1532 transitions. [2024-10-24 16:34:46,289 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 8 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 16:34:46,289 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1532 transitions. [2024-10-24 16:34:46,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-10-24 16:34:46,290 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 16:34:46,290 INFO L215 NwaCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 16:34:46,300 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-10-24 16:34:46,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:34:46,491 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-24 16:34:46,491 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 16:34:46,492 INFO L85 PathProgramCache]: Analyzing trace with hash 1463586888, now seen corresponding path program 2 times [2024-10-24 16:34:46,492 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 16:34:46,492 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1047600250] [2024-10-24 16:34:46,492 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-24 16:34:46,493 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:34:46,493 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 16:34:46,494 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 16:34:46,495 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-10-24 16:34:47,100 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-24 16:34:47,100 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-24 16:34:47,111 INFO L255 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-24 16:34:47,113 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 16:34:47,483 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:34:47,483 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 16:34:47,991 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:34:47,991 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 16:34:47,991 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1047600250] [2024-10-24 16:34:47,991 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1047600250] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 16:34:47,991 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-24 16:34:47,992 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 13 [2024-10-24 16:34:47,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838222725] [2024-10-24 16:34:47,992 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-24 16:34:47,992 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-10-24 16:34:47,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 16:34:47,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-24 16:34:47,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2024-10-24 16:34:47,993 INFO L87 Difference]: Start difference. First operand 1085 states and 1532 transitions. Second operand has 14 states, 13 states have (on average 2.3076923076923075) internal successors, (30), 14 states have internal predecessors, (30), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2)