./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 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/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-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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-84cfde4 [2024-10-11 18:14:03,808 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 18:14:03,881 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2024-10-11 18:14:03,886 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 18:14:03,887 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 18:14:03,905 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 18:14:03,905 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 18:14:03,906 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 18:14:03,906 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 18:14:03,906 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 18:14:03,907 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 18:14:03,907 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 18:14:03,907 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 18:14:03,909 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 18:14:03,909 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 18:14:03,909 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 18:14:03,909 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 18:14:03,909 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 18:14:03,910 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 18:14:03,910 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 18:14:03,910 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-11 18:14:03,913 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-11 18:14:03,913 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-11 18:14:03,913 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 18:14:03,913 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-11 18:14:03,913 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 18:14:03,913 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 18:14:03,914 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 18:14:03,914 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 18:14:03,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 18:14:03,914 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 18:14:03,914 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 18:14:03,914 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 18:14:03,914 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 18:14:03,915 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 18:14:03,915 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 18:14:03,915 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 18:14:03,915 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 18:14:03,915 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 18:14:03,915 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 18:14:03,915 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 18:14:03,916 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 18:14:03,916 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 [2024-10-11 18:14:04,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 18:14:04,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 18:14:04,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 18:14:04,132 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 18:14:04,132 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 18:14:04,133 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2024-10-11 18:14:05,319 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 18:14:05,602 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 18:14:05,604 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2024-10-11 18:14:05,628 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/1e2ee07c4/17a175b2938845d9860fdae44914adeb/FLAG3048511f1 [2024-10-11 18:14:05,638 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/1e2ee07c4/17a175b2938845d9860fdae44914adeb [2024-10-11 18:14:05,640 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 18:14:05,642 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 18:14:05,644 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 18:14:05,644 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 18:14:05,648 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 18:14:05,648 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 06:14:05" (1/1) ... [2024-10-11 18:14:05,649 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36a6cc65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:14:05, skipping insertion in model container [2024-10-11 18:14:05,649 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 06:14:05" (1/1) ... [2024-10-11 18:14:05,703 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 18:14:06,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 18:14:06,602 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) [2024-10-11 18:14:06,602 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1086fb1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:14:06, skipping insertion in model container [2024-10-11 18:14:06,603 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 18:14:06,603 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-11 18:14:06,604 INFO L158 Benchmark]: Toolchain (without parser) took 961.96ms. Allocated memory is still 178.3MB. Free memory was 138.2MB in the beginning and 92.1MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-10-11 18:14:06,605 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 92.1MB in the end (delta: 120.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 18:14:06,606 INFO L158 Benchmark]: CACSL2BoogieTranslator took 958.99ms. Allocated memory is still 178.3MB. Free memory was 138.2MB in the beginning and 92.1MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-10-11 18:14:06,607 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 92.1MB in the end (delta: 120.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 958.99ms. Allocated memory is still 178.3MB. Free memory was 138.2MB in the beginning and 92.1MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. 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-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/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-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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-84cfde4 [2024-10-11 18:14:08,178 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 18:14:08,236 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2024-10-11 18:14:08,242 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 18:14:08,242 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 18:14:08,269 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 18:14:08,269 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 18:14:08,269 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 18:14:08,270 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 18:14:08,271 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 18:14:08,271 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 18:14:08,271 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 18:14:08,272 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 18:14:08,272 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 18:14:08,273 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 18:14:08,273 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 18:14:08,274 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 18:14:08,274 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 18:14:08,274 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 18:14:08,274 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 18:14:08,274 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-11 18:14:08,277 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-11 18:14:08,277 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-11 18:14:08,277 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 18:14:08,278 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-11 18:14:08,278 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-11 18:14:08,278 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 18:14:08,278 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-11 18:14:08,278 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 18:14:08,278 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 18:14:08,279 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 18:14:08,279 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 18:14:08,279 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 18:14:08,279 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 18:14:08,279 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 18:14:08,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 18:14:08,279 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 18:14:08,280 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 18:14:08,280 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-11 18:14:08,280 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-11 18:14:08,280 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 18:14:08,280 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 18:14:08,280 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 18:14:08,281 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 18:14:08,281 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-11 18:14:08,281 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cd6b300b335accb35f3a48bfd0f387908f589dfb4e32ea4d19ee0b855e6625b4 [2024-10-11 18:14:08,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 18:14:08,547 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 18:14:08,549 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 18:14:08,550 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 18:14:08,550 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 18:14:08,552 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2024-10-11 18:14:09,863 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 18:14:10,141 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 18:14:10,142 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inw_p.i [2024-10-11 18:14:10,170 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/482f0162c/7697528a9d3442b591c729567c3eba6c/FLAG5119578c0 [2024-10-11 18:14:10,412 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/482f0162c/7697528a9d3442b591c729567c3eba6c [2024-10-11 18:14:10,414 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 18:14:10,415 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 18:14:10,416 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 18:14:10,416 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 18:14:10,421 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 18:14:10,422 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 06:14:10" (1/1) ... [2024-10-11 18:14:10,422 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f0c9e8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:14:10, skipping insertion in model container [2024-10-11 18:14:10,422 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 06:14:10" (1/1) ... [2024-10-11 18:14:10,478 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 18:14:11,326 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 18:14:11,374 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-10-11 18:14:11,388 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 18:14:11,485 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 18:14:11,499 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 18:14:11,648 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 18:14:11,774 INFO L204 MainTranslator]: Completed translation [2024-10-11 18:14:11,774 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:14:11 WrapperNode [2024-10-11 18:14:11,774 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 18:14:11,775 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 18:14:11,775 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 18:14:11,775 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 18:14:11,780 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:14:11" (1/1) ... [2024-10-11 18:14:11,823 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:14:11" (1/1) ... [2024-10-11 18:14:11,873 INFO L138 Inliner]: procedures = 482, calls = 839, calls flagged for inlining = 55, calls inlined = 37, statements flattened = 1016 [2024-10-11 18:14:11,874 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 18:14:11,885 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 18:14:11,885 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 18:14:11,885 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 18:14:11,899 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:14:11" (1/1) ... [2024-10-11 18:14:11,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:14:11" (1/1) ... [2024-10-11 18:14:11,906 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:14:11" (1/1) ... [2024-10-11 18:14:11,989 INFO L175 MemorySlicer]: Split 211 memory accesses to 27 slices as follows [5, 3, 22, 2, 2, 2, 4, 11, 5, 6, 2, 2, 2, 2, 0, 5, 16, 2, 35, 20, 19, 4, 12, 2, 3, 18, 5]. 17 percent of accesses are in the largest equivalence class. The 85 initializations are split as follows [3, 3, 0, 0, 0, 0, 0, 2, 1, 0, 0, 0, 0, 0, 0, 4, 5, 2, 32, 4, 0, 4, 6, 0, 0, 18, 1]. The 61 writes are split as follows [0, 0, 8, 2, 2, 2, 1, 5, 1, 3, 2, 2, 1, 2, 0, 0, 8, 0, 3, 4, 7, 0, 6, 0, 0, 0, 2]. [2024-10-11 18:14:11,989 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:14:11" (1/1) ... [2024-10-11 18:14:11,990 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:14:11" (1/1) ... [2024-10-11 18:14:12,057 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:14:11" (1/1) ... [2024-10-11 18:14:12,069 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:14:11" (1/1) ... [2024-10-11 18:14:12,101 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:14:11" (1/1) ... [2024-10-11 18:14:12,117 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:14:11" (1/1) ... [2024-10-11 18:14:12,146 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 18:14:12,147 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 18:14:12,148 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 18:14:12,148 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 18:14:12,148 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:14:11" (1/1) ... [2024-10-11 18:14:12,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 18:14:12,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 18:14:12,207 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 18:14:12,213 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 18:14:12,245 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2024-10-11 18:14:12,245 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2024-10-11 18:14:12,245 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2024-10-11 18:14:12,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2024-10-11 18:14:12,246 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-11 18:14:12,246 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2024-10-11 18:14:12,246 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-11 18:14:12,246 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-11 18:14:12,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 18:14:12,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-10-11 18:14:12,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-10-11 18:14:12,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-10-11 18:14:12,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-10-11 18:14:12,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-10-11 18:14:12,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-10-11 18:14:12,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-10-11 18:14:12,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-10-11 18:14:12,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#8 [2024-10-11 18:14:12,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#9 [2024-10-11 18:14:12,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#10 [2024-10-11 18:14:12,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#11 [2024-10-11 18:14:12,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#12 [2024-10-11 18:14:12,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#13 [2024-10-11 18:14:12,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#14 [2024-10-11 18:14:12,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#15 [2024-10-11 18:14:12,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#16 [2024-10-11 18:14:12,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#17 [2024-10-11 18:14:12,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#18 [2024-10-11 18:14:12,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#19 [2024-10-11 18:14:12,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#20 [2024-10-11 18:14:12,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#21 [2024-10-11 18:14:12,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#22 [2024-10-11 18:14:12,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#23 [2024-10-11 18:14:12,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#24 [2024-10-11 18:14:12,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#25 [2024-10-11 18:14:12,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#26 [2024-10-11 18:14:12,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-11 18:14:12,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-10-11 18:14:12,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-10-11 18:14:12,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-10-11 18:14:12,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-10-11 18:14:12,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-10-11 18:14:12,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-10-11 18:14:12,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-10-11 18:14:12,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-10-11 18:14:12,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-10-11 18:14:12,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-10-11 18:14:12,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-10-11 18:14:12,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-10-11 18:14:12,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-10-11 18:14:12,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-10-11 18:14:12,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-10-11 18:14:12,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-10-11 18:14:12,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-10-11 18:14:12,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-10-11 18:14:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-10-11 18:14:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#20 [2024-10-11 18:14:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#21 [2024-10-11 18:14:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#22 [2024-10-11 18:14:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#23 [2024-10-11 18:14:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#24 [2024-10-11 18:14:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#25 [2024-10-11 18:14:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#26 [2024-10-11 18:14:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-10-11 18:14:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-10-11 18:14:12,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-10-11 18:14:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-10-11 18:14:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-10-11 18:14:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-10-11 18:14:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-10-11 18:14:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-10-11 18:14:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-10-11 18:14:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-10-11 18:14:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-10-11 18:14:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-10-11 18:14:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-10-11 18:14:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-10-11 18:14:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-10-11 18:14:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-10-11 18:14:12,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#16 [2024-10-11 18:14:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#17 [2024-10-11 18:14:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#18 [2024-10-11 18:14:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#19 [2024-10-11 18:14:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#20 [2024-10-11 18:14:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#21 [2024-10-11 18:14:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#22 [2024-10-11 18:14:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#23 [2024-10-11 18:14:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#24 [2024-10-11 18:14:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#25 [2024-10-11 18:14:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#26 [2024-10-11 18:14:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-10-11 18:14:12,253 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-10-11 18:14:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-11 18:14:12,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2024-10-11 18:14:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2024-10-11 18:14:12,253 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2024-10-11 18:14:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2024-10-11 18:14:12,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2024-10-11 18:14:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 18:14:12,253 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2024-10-11 18:14:12,254 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2024-10-11 18:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 18:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 18:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 18:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 18:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-11 18:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-11 18:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-11 18:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-11 18:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-11 18:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-11 18:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-11 18:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-11 18:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-11 18:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-11 18:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-11 18:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-11 18:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-11 18:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-11 18:14:12,254 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-11 18:14:12,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-11 18:14:12,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-10-11 18:14:12,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-10-11 18:14:12,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-10-11 18:14:12,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-10-11 18:14:12,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-10-11 18:14:12,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-10-11 18:14:12,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-10-11 18:14:12,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-10-11 18:14:12,255 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-11 18:14:12,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-11 18:14:12,256 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2024-10-11 18:14:12,256 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2024-10-11 18:14:12,256 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2024-10-11 18:14:12,256 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2024-10-11 18:14:12,256 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 18:14:12,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 18:14:12,257 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2024-10-11 18:14:12,257 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2024-10-11 18:14:12,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-10-11 18:14:12,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-10-11 18:14:12,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-10-11 18:14:12,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-10-11 18:14:12,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-10-11 18:14:12,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-10-11 18:14:12,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-10-11 18:14:12,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-10-11 18:14:12,257 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-10-11 18:14:12,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-10-11 18:14:12,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-10-11 18:14:12,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-10-11 18:14:12,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-10-11 18:14:12,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#13 [2024-10-11 18:14:12,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#14 [2024-10-11 18:14:12,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#15 [2024-10-11 18:14:12,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#16 [2024-10-11 18:14:12,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#17 [2024-10-11 18:14:12,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#18 [2024-10-11 18:14:12,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#19 [2024-10-11 18:14:12,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#20 [2024-10-11 18:14:12,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#21 [2024-10-11 18:14:12,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#22 [2024-10-11 18:14:12,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#23 [2024-10-11 18:14:12,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#24 [2024-10-11 18:14:12,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#25 [2024-10-11 18:14:12,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#26 [2024-10-11 18:14:12,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-10-11 18:14:12,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-10-11 18:14:12,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-10-11 18:14:12,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-10-11 18:14:12,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-10-11 18:14:12,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-10-11 18:14:12,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-10-11 18:14:12,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-10-11 18:14:12,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-10-11 18:14:12,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-10-11 18:14:12,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-10-11 18:14:12,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-10-11 18:14:12,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-10-11 18:14:12,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-10-11 18:14:12,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-10-11 18:14:12,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-10-11 18:14:12,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-10-11 18:14:12,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2024-10-11 18:14:12,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2024-10-11 18:14:12,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2024-10-11 18:14:12,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#20 [2024-10-11 18:14:12,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#21 [2024-10-11 18:14:12,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#22 [2024-10-11 18:14:12,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#23 [2024-10-11 18:14:12,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#24 [2024-10-11 18:14:12,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#25 [2024-10-11 18:14:12,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#26 [2024-10-11 18:14:12,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-10-11 18:14:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-10-11 18:14:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-10-11 18:14:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-10-11 18:14:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-10-11 18:14:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-10-11 18:14:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-10-11 18:14:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-10-11 18:14:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-10-11 18:14:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-10-11 18:14:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-10-11 18:14:12,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#11 [2024-10-11 18:14:12,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#12 [2024-10-11 18:14:12,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#13 [2024-10-11 18:14:12,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#14 [2024-10-11 18:14:12,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#15 [2024-10-11 18:14:12,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#16 [2024-10-11 18:14:12,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#17 [2024-10-11 18:14:12,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#18 [2024-10-11 18:14:12,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#19 [2024-10-11 18:14:12,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#20 [2024-10-11 18:14:12,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#21 [2024-10-11 18:14:12,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#22 [2024-10-11 18:14:12,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#23 [2024-10-11 18:14:12,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#24 [2024-10-11 18:14:12,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#25 [2024-10-11 18:14:12,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#26 [2024-10-11 18:14:12,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-11 18:14:12,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-11 18:14:12,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-11 18:14:12,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-11 18:14:12,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-11 18:14:12,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-11 18:14:12,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-11 18:14:12,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-11 18:14:12,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-11 18:14:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-11 18:14:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-11 18:14:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-11 18:14:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-11 18:14:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-11 18:14:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-11 18:14:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-10-11 18:14:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-10-11 18:14:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-10-11 18:14:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-10-11 18:14:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-10-11 18:14:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-10-11 18:14:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-10-11 18:14:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-10-11 18:14:12,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-10-11 18:14:12,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-10-11 18:14:12,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-10-11 18:14:12,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-10-11 18:14:12,266 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 18:14:12,266 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 18:14:12,266 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-10-11 18:14:12,266 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-10-11 18:14:12,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 18:14:12,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 18:14:12,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 18:14:12,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 18:14:12,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-11 18:14:12,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-11 18:14:12,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-11 18:14:12,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-11 18:14:12,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-11 18:14:12,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-11 18:14:12,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-11 18:14:12,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-11 18:14:12,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-11 18:14:12,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-11 18:14:12,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-11 18:14:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-11 18:14:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-11 18:14:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-11 18:14:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-11 18:14:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-11 18:14:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-10-11 18:14:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-10-11 18:14:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-10-11 18:14:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-10-11 18:14:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-10-11 18:14:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-10-11 18:14:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-10-11 18:14:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-10-11 18:14:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-11 18:14:12,268 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-11 18:14:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-10-11 18:14:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-10-11 18:14:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-10-11 18:14:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-10-11 18:14:12,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-10-11 18:14:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-10-11 18:14:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-10-11 18:14:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-10-11 18:14:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-10-11 18:14:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-10-11 18:14:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-10-11 18:14:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-10-11 18:14:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2024-10-11 18:14:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#13 [2024-10-11 18:14:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#14 [2024-10-11 18:14:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#15 [2024-10-11 18:14:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#16 [2024-10-11 18:14:12,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#17 [2024-10-11 18:14:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#18 [2024-10-11 18:14:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#19 [2024-10-11 18:14:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#20 [2024-10-11 18:14:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#21 [2024-10-11 18:14:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#22 [2024-10-11 18:14:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#23 [2024-10-11 18:14:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#24 [2024-10-11 18:14:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#25 [2024-10-11 18:14:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#26 [2024-10-11 18:14:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2024-10-11 18:14:12,270 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2024-10-11 18:14:12,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-10-11 18:14:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-10-11 18:14:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-10-11 18:14:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-10-11 18:14:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-10-11 18:14:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-10-11 18:14:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-10-11 18:14:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-10-11 18:14:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-10-11 18:14:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-10-11 18:14:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-10-11 18:14:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-10-11 18:14:12,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-10-11 18:14:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-10-11 18:14:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-10-11 18:14:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15 [2024-10-11 18:14:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#16 [2024-10-11 18:14:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#17 [2024-10-11 18:14:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#18 [2024-10-11 18:14:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#19 [2024-10-11 18:14:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#20 [2024-10-11 18:14:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#21 [2024-10-11 18:14:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#22 [2024-10-11 18:14:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#23 [2024-10-11 18:14:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#24 [2024-10-11 18:14:12,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#25 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#26 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#11 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#12 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#13 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#14 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#15 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#16 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#17 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#18 [2024-10-11 18:14:12,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#19 [2024-10-11 18:14:12,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#20 [2024-10-11 18:14:12,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#21 [2024-10-11 18:14:12,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#22 [2024-10-11 18:14:12,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#23 [2024-10-11 18:14:12,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#24 [2024-10-11 18:14:12,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#25 [2024-10-11 18:14:12,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#26 [2024-10-11 18:14:12,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-10-11 18:14:12,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-10-11 18:14:12,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-10-11 18:14:12,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-10-11 18:14:12,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-10-11 18:14:12,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-10-11 18:14:12,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-10-11 18:14:12,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-10-11 18:14:12,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-10-11 18:14:12,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-10-11 18:14:12,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-10-11 18:14:12,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-10-11 18:14:12,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-10-11 18:14:12,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-10-11 18:14:12,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-10-11 18:14:12,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-10-11 18:14:12,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-10-11 18:14:12,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2024-10-11 18:14:12,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2024-10-11 18:14:12,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2024-10-11 18:14:12,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#20 [2024-10-11 18:14:12,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#21 [2024-10-11 18:14:12,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#22 [2024-10-11 18:14:12,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#23 [2024-10-11 18:14:12,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#24 [2024-10-11 18:14:12,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#25 [2024-10-11 18:14:12,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#26 [2024-10-11 18:14:12,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-11 18:14:12,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-11 18:14:12,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-11 18:14:12,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-11 18:14:12,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-11 18:14:12,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-11 18:14:12,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-11 18:14:12,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-11 18:14:12,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-11 18:14:12,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-11 18:14:12,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-11 18:14:12,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-11 18:14:12,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-11 18:14:12,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-11 18:14:12,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-11 18:14:12,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-11 18:14:12,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-11 18:14:12,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-11 18:14:12,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-11 18:14:12,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-10-11 18:14:12,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-10-11 18:14:12,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-10-11 18:14:12,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-10-11 18:14:12,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-10-11 18:14:12,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-10-11 18:14:12,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-10-11 18:14:12,278 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-10-11 18:14:12,278 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-11 18:14:12,278 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-11 18:14:12,278 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-10-11 18:14:12,278 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-10-11 18:14:12,279 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-11 18:14:12,279 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-11 18:14:12,279 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2024-10-11 18:14:12,279 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2024-10-11 18:14:12,279 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2024-10-11 18:14:12,279 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2024-10-11 18:14:12,279 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2024-10-11 18:14:12,279 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2024-10-11 18:14:12,279 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2024-10-11 18:14:12,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2024-10-11 18:14:12,279 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2024-10-11 18:14:12,279 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2024-10-11 18:14:12,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-10-11 18:14:12,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-10-11 18:14:12,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-10-11 18:14:12,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-10-11 18:14:12,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-10-11 18:14:12,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-10-11 18:14:12,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-10-11 18:14:12,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-10-11 18:14:12,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-10-11 18:14:12,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-10-11 18:14:12,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-10-11 18:14:12,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-10-11 18:14:12,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-10-11 18:14:12,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2024-10-11 18:14:12,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#14 [2024-10-11 18:14:12,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#15 [2024-10-11 18:14:12,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#16 [2024-10-11 18:14:12,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#17 [2024-10-11 18:14:12,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#18 [2024-10-11 18:14:12,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#19 [2024-10-11 18:14:12,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#20 [2024-10-11 18:14:12,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#21 [2024-10-11 18:14:12,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#22 [2024-10-11 18:14:12,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#23 [2024-10-11 18:14:12,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#24 [2024-10-11 18:14:12,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#25 [2024-10-11 18:14:12,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#26 [2024-10-11 18:14:12,280 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2024-10-11 18:14:12,280 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2024-10-11 18:14:12,280 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-10-11 18:14:12,280 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-10-11 18:14:12,280 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2024-10-11 18:14:12,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2024-10-11 18:14:12,720 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 18:14:12,722 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 18:14:16,193 INFO L? ?]: Removed 646 outVars from TransFormulas that were not future-live. [2024-10-11 18:14:16,193 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 18:14:16,278 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 18:14:16,281 INFO L314 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-11 18:14:16,281 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 06:14:16 BoogieIcfgContainer [2024-10-11 18:14:16,282 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 18:14:16,283 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 18:14:16,284 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 18:14:16,286 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 18:14:16,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 06:14:10" (1/3) ... [2024-10-11 18:14:16,287 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@451ae08d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 06:14:16, skipping insertion in model container [2024-10-11 18:14:16,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 06:14:11" (2/3) ... [2024-10-11 18:14:16,287 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@451ae08d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 06:14:16, skipping insertion in model container [2024-10-11 18:14:16,287 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 06:14:16" (3/3) ... [2024-10-11 18:14:16,288 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inw_p.i [2024-10-11 18:14:16,300 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 18:14:16,301 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 205 error locations. [2024-10-11 18:14:16,350 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 18:14:16,356 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;@315288ef, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 18:14:16,357 INFO L334 AbstractCegarLoop]: Starting to check reachability of 205 error locations. [2024-10-11 18:14:16,362 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) [2024-10-11 18:14:16,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-11 18:14:16,367 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 18:14:16,367 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-11 18:14:16,368 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting spin_lock_initErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-11 18:14:16,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 18:14:16,372 INFO L85 PathProgramCache]: Analyzing trace with hash 40056758, now seen corresponding path program 1 times [2024-10-11 18:14:16,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 18:14:16,382 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1599260750] [2024-10-11 18:14:16,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 18:14:16,383 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 [2024-10-11 18:14:16,383 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 18:14:16,385 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/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) [2024-10-11 18:14:16,387 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 18:14:16,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 18:14:16,801 INFO L255 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-11 18:14:16,804 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 18:14:16,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 18:14:16,858 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 18:14:16,858 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 18:14:16,858 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1599260750] [2024-10-11 18:14:16,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1599260750] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 18:14:16,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 18:14:16,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 18:14:16,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920492215] [2024-10-11 18:14:16,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 18:14:16,863 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 18:14:16,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 18:14:16,882 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 18:14:16,883 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 18:14:16,887 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) [2024-10-11 18:14:20,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.90s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:14:24,800 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:14:26,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:14:28,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 18:14:28,250 INFO L93 Difference]: Finished difference Result 1094 states and 1331 transitions. [2024-10-11 18:14:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 18:14:28,252 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 [2024-10-11 18:14:28,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 18:14:28,263 INFO L225 Difference]: With dead ends: 1094 [2024-10-11 18:14:28,263 INFO L226 Difference]: Without dead ends: 1092 [2024-10-11 18:14:28,263 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-11 18:14:28,266 INFO L432 NwaCegarLoop]: 559 mSDtfsCounter, 631 mSDsluCounter, 1271 mSDsCounter, 0 mSdLazyCounter, 1236 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 632 SdHoareTripleChecker+Valid, 1830 SdHoareTripleChecker+Invalid, 1241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1236 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.2s IncrementalHoareTripleChecker+Time [2024-10-11 18:14:28,266 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [632 Valid, 1830 Invalid, 1241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1236 Invalid, 1 Unknown, 0 Unchecked, 11.2s Time] [2024-10-11 18:14:28,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1092 states. [2024-10-11 18:14:28,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1092 to 886. [2024-10-11 18:14:28,346 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) [2024-10-11 18:14:28,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 886 states and 1244 transitions. [2024-10-11 18:14:28,351 INFO L78 Accepts]: Start accepts. Automaton has 886 states and 1244 transitions. Word has length 4 [2024-10-11 18:14:28,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 18:14:28,351 INFO L471 AbstractCegarLoop]: Abstraction has 886 states and 1244 transitions. [2024-10-11 18:14:28,352 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) [2024-10-11 18:14:28,352 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1244 transitions. [2024-10-11 18:14:28,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-11 18:14:28,352 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 18:14:28,352 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-11 18:14:28,364 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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)] Ended with exit code 0 [2024-10-11 18:14:28,553 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-clean/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 [2024-10-11 18:14:28,553 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting spin_lock_initErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-11 18:14:28,554 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 18:14:28,554 INFO L85 PathProgramCache]: Analyzing trace with hash 40056759, now seen corresponding path program 1 times [2024-10-11 18:14:28,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 18:14:28,554 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [132698855] [2024-10-11 18:14:28,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 18:14:28,555 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 [2024-10-11 18:14:28,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 18:14:28,556 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate-clean/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) [2024-10-11 18:14:28,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 18:14:28,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 18:14:28,945 INFO L255 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-11 18:14:28,946 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 18:14:29,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 18:14:29,009 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 18:14:29,009 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 18:14:29,009 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [132698855] [2024-10-11 18:14:29,009 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [132698855] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 18:14:29,009 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 18:14:29,009 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 18:14:29,010 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183592] [2024-10-11 18:14:29,010 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 18:14:29,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 18:14:29,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 18:14:29,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 18:14:29,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 18:14:29,012 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) [2024-10-11 18:14:32,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:14:34,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 18:14:34,195 INFO L93 Difference]: Finished difference Result 1008 states and 1326 transitions. [2024-10-11 18:14:34,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-11 18:14:34,195 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 [2024-10-11 18:14:34,195 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 18:14:34,200 INFO L225 Difference]: With dead ends: 1008 [2024-10-11 18:14:34,201 INFO L226 Difference]: Without dead ends: 1008 [2024-10-11 18:14:34,201 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 [2024-10-11 18:14:34,202 INFO L432 NwaCegarLoop]: 691 mSDtfsCounter, 245 mSDsluCounter, 1471 mSDsCounter, 0 mSdLazyCounter, 1009 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s 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, 5.1s IncrementalHoareTripleChecker+Time [2024-10-11 18:14:34,202 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 2162 Invalid, 1010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1009 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-10-11 18:14:34,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1008 states. [2024-10-11 18:14:34,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1008 to 950. [2024-10-11 18:14:34,226 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) [2024-10-11 18:14:34,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 950 states and 1323 transitions. [2024-10-11 18:14:34,247 INFO L78 Accepts]: Start accepts. Automaton has 950 states and 1323 transitions. Word has length 4 [2024-10-11 18:14:34,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 18:14:34,248 INFO L471 AbstractCegarLoop]: Abstraction has 950 states and 1323 transitions. [2024-10-11 18:14:34,248 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) [2024-10-11 18:14:34,248 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1323 transitions. [2024-10-11 18:14:34,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-11 18:14:34,249 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 18:14:34,249 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 18:14:34,257 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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)] Forceful destruction successful, exit code 0 [2024-10-11 18:14:34,449 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate-clean/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 [2024-10-11 18:14:34,450 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-11 18:14:34,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 18:14:34,452 INFO L85 PathProgramCache]: Analyzing trace with hash 1534025767, now seen corresponding path program 1 times [2024-10-11 18:14:34,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 18:14:34,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [48651822] [2024-10-11 18:14:34,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 18:14:34,453 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 [2024-10-11 18:14:34,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 18:14:34,454 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate-clean/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) [2024-10-11 18:14:34,455 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 18:14:34,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 18:14:34,891 INFO L255 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-11 18:14:34,893 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 18:14:34,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 18:14:34,944 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 18:14:34,944 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 18:14:34,944 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [48651822] [2024-10-11 18:14:34,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [48651822] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 18:14:34,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 18:14:34,945 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-11 18:14:34,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1756013232] [2024-10-11 18:14:34,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 18:14:34,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 18:14:34,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 18:14:34,946 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 18:14:34,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 18:14:34,947 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) [2024-10-11 18:14:36,467 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:14:37,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 18:14:37,565 INFO L93 Difference]: Finished difference Result 1149 states and 1403 transitions. [2024-10-11 18:14:37,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 18:14:37,565 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 [2024-10-11 18:14:37,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 18:14:37,571 INFO L225 Difference]: With dead ends: 1149 [2024-10-11 18:14:37,571 INFO L226 Difference]: Without dead ends: 1149 [2024-10-11 18:14:37,571 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 [2024-10-11 18:14:37,575 INFO L432 NwaCegarLoop]: 578 mSDtfsCounter, 611 mSDsluCounter, 463 mSDsCounter, 0 mSdLazyCounter, 461 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s 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, 2.6s IncrementalHoareTripleChecker+Time [2024-10-11 18:14:37,575 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [611 Valid, 1041 Invalid, 468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 461 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2024-10-11 18:14:37,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1149 states. [2024-10-11 18:14:37,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1149 to 949. [2024-10-11 18:14:37,623 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) [2024-10-11 18:14:37,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 949 states and 1318 transitions. [2024-10-11 18:14:37,629 INFO L78 Accepts]: Start accepts. Automaton has 949 states and 1318 transitions. Word has length 9 [2024-10-11 18:14:37,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 18:14:37,630 INFO L471 AbstractCegarLoop]: Abstraction has 949 states and 1318 transitions. [2024-10-11 18:14:37,630 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) [2024-10-11 18:14:37,631 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1318 transitions. [2024-10-11 18:14:37,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-11 18:14:37,632 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 18:14:37,632 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 18:14:37,641 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 18:14:37,832 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate-clean/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 [2024-10-11 18:14:37,832 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-11 18:14:37,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 18:14:37,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1534025768, now seen corresponding path program 1 times [2024-10-11 18:14:37,834 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 18:14:37,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1302914530] [2024-10-11 18:14:37,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 18:14:37,834 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 [2024-10-11 18:14:37,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 18:14:37,837 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate-clean/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) [2024-10-11 18:14:37,838 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 18:14:38,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 18:14:38,273 INFO L255 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-11 18:14:38,275 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 18:14:38,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 18:14:38,406 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 18:14:38,406 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 18:14:38,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1302914530] [2024-10-11 18:14:38,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1302914530] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 18:14:38,406 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 18:14:38,406 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 18:14:38,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069412456] [2024-10-11 18:14:38,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 18:14:38,407 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-11 18:14:38,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 18:14:38,407 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-11 18:14:38,407 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-11 18:14:38,407 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) [2024-10-11 18:14:40,772 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:14:42,296 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:14:43,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 18:14:43,567 INFO L93 Difference]: Finished difference Result 1010 states and 1330 transitions. [2024-10-11 18:14:43,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-11 18:14:43,567 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 [2024-10-11 18:14:43,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 18:14:43,571 INFO L225 Difference]: With dead ends: 1010 [2024-10-11 18:14:43,571 INFO L226 Difference]: Without dead ends: 1010 [2024-10-11 18:14:43,573 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 [2024-10-11 18:14:43,575 INFO L432 NwaCegarLoop]: 690 mSDtfsCounter, 243 mSDsluCounter, 558 mSDsCounter, 0 mSdLazyCounter, 513 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s 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, 5.1s IncrementalHoareTripleChecker+Time [2024-10-11 18:14:43,577 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 1248 Invalid, 516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 513 Invalid, 0 Unknown, 0 Unchecked, 5.1s Time] [2024-10-11 18:14:43,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1010 states. [2024-10-11 18:14:43,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1010 to 952. [2024-10-11 18:14:43,603 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) [2024-10-11 18:14:43,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 952 states and 1321 transitions. [2024-10-11 18:14:43,607 INFO L78 Accepts]: Start accepts. Automaton has 952 states and 1321 transitions. Word has length 9 [2024-10-11 18:14:43,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 18:14:43,608 INFO L471 AbstractCegarLoop]: Abstraction has 952 states and 1321 transitions. [2024-10-11 18:14:43,608 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) [2024-10-11 18:14:43,608 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1321 transitions. [2024-10-11 18:14:43,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-11 18:14:43,608 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 18:14:43,609 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 18:14:43,618 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 18:14:43,809 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate-clean/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 [2024-10-11 18:14:43,810 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-11 18:14:43,810 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 18:14:43,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1026006832, now seen corresponding path program 1 times [2024-10-11 18:14:43,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 18:14:43,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1873075689] [2024-10-11 18:14:43,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 18:14:43,811 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 [2024-10-11 18:14:43,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 18:14:43,814 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate-clean/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) [2024-10-11 18:14:43,815 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 18:14:44,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 18:14:44,252 INFO L255 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-11 18:14:44,253 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 18:14:44,405 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 18:14:44,405 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 18:14:44,550 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 18:14:44,550 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 18:14:44,550 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1873075689] [2024-10-11 18:14:44,551 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1873075689] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 18:14:44,551 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-11 18:14:44,551 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 4] total 7 [2024-10-11 18:14:44,551 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779045454] [2024-10-11 18:14:44,551 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-11 18:14:44,551 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 18:14:44,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 18:14:44,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 18:14:44,552 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-11 18:14:44,552 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) [2024-10-11 18:14:46,297 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:14:47,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:14:49,486 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:14:52,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:14:54,034 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.88s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:14:58,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 18:14:58,176 INFO L93 Difference]: Finished difference Result 1201 states and 1543 transitions. [2024-10-11 18:14:58,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 18:14:58,177 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 [2024-10-11 18:14:58,177 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 18:14:58,182 INFO L225 Difference]: With dead ends: 1201 [2024-10-11 18:14:58,182 INFO L226 Difference]: Without dead ends: 1201 [2024-10-11 18:14:58,182 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 [2024-10-11 18:14:58,183 INFO L432 NwaCegarLoop]: 691 mSDtfsCounter, 673 mSDsluCounter, 1741 mSDsCounter, 0 mSdLazyCounter, 1720 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 673 SdHoareTripleChecker+Valid, 2432 SdHoareTripleChecker+Invalid, 1773 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 1720 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.5s IncrementalHoareTripleChecker+Time [2024-10-11 18:14:58,183 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [673 Valid, 2432 Invalid, 1773 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 1720 Invalid, 0 Unknown, 0 Unchecked, 13.5s Time] [2024-10-11 18:14:58,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1201 states. [2024-10-11 18:14:58,206 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1201 to 1082. [2024-10-11 18:14:58,208 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) [2024-10-11 18:14:58,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 1082 states and 1530 transitions. [2024-10-11 18:14:58,212 INFO L78 Accepts]: Start accepts. Automaton has 1082 states and 1530 transitions. Word has length 11 [2024-10-11 18:14:58,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 18:14:58,213 INFO L471 AbstractCegarLoop]: Abstraction has 1082 states and 1530 transitions. [2024-10-11 18:14:58,213 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) [2024-10-11 18:14:58,213 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1530 transitions. [2024-10-11 18:14:58,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-10-11 18:14:58,213 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 18:14:58,213 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 18:14:58,224 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 18:14:58,417 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate-clean/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 [2024-10-11 18:14:58,418 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-11 18:14:58,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 18:14:58,419 INFO L85 PathProgramCache]: Analyzing trace with hash 1336760386, now seen corresponding path program 1 times [2024-10-11 18:14:58,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 18:14:58,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [40447759] [2024-10-11 18:14:58,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 18:14:58,419 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 [2024-10-11 18:14:58,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 18:14:58,420 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate-clean/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) [2024-10-11 18:14:58,421 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 18:14:58,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 18:14:58,870 INFO L255 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-11 18:14:58,871 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 18:14:58,894 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 18:14:58,894 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 18:14:58,931 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 18:14:58,932 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 18:14:58,932 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [40447759] [2024-10-11 18:14:58,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [40447759] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 18:14:58,932 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-11 18:14:58,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-10-11 18:14:58,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [69824745] [2024-10-11 18:14:58,932 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-11 18:14:58,932 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 18:14:58,932 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 18:14:58,933 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 18:14:58,933 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-11 18:14:58,933 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) [2024-10-11 18:15:00,429 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:15:02,188 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:15:05,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:15:07,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:15:07,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 18:15:07,727 INFO L93 Difference]: Finished difference Result 1085 states and 1532 transitions. [2024-10-11 18:15:07,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-11 18:15:07,728 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 [2024-10-11 18:15:07,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 18:15:07,732 INFO L225 Difference]: With dead ends: 1085 [2024-10-11 18:15:07,733 INFO L226 Difference]: Without dead ends: 1085 [2024-10-11 18:15:07,733 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 [2024-10-11 18:15:07,735 INFO L432 NwaCegarLoop]: 665 mSDtfsCounter, 17 mSDsluCounter, 1981 mSDsCounter, 0 mSdLazyCounter, 299 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s 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, 8.7s IncrementalHoareTripleChecker+Time [2024-10-11 18:15:07,736 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 2646 Invalid, 308 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 299 Invalid, 0 Unknown, 0 Unchecked, 8.7s Time] [2024-10-11 18:15:07,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2024-10-11 18:15:07,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 1085. [2024-10-11 18:15:07,758 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) [2024-10-11 18:15:07,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 1532 transitions. [2024-10-11 18:15:07,762 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 1532 transitions. Word has length 15 [2024-10-11 18:15:07,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 18:15:07,762 INFO L471 AbstractCegarLoop]: Abstraction has 1085 states and 1532 transitions. [2024-10-11 18:15:07,762 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) [2024-10-11 18:15:07,762 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1532 transitions. [2024-10-11 18:15:07,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-10-11 18:15:07,763 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 18:15:07,763 INFO L215 NwaCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 18:15:07,772 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 18:15:07,963 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate-clean/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 [2024-10-11 18:15:07,964 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-11 18:15:07,964 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 18:15:07,964 INFO L85 PathProgramCache]: Analyzing trace with hash 1463586888, now seen corresponding path program 2 times [2024-10-11 18:15:07,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 18:15:07,965 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1281963859] [2024-10-11 18:15:07,965 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-11 18:15:07,965 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 [2024-10-11 18:15:07,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 18:15:07,966 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate-clean/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) [2024-10-11 18:15:07,967 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 [2024-10-11 18:15:08,481 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-11 18:15:08,481 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 18:15:08,494 INFO L255 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-11 18:15:08,495 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 18:15:08,724 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 18:15:08,724 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 18:15:09,085 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 18:15:09,086 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 18:15:09,086 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1281963859] [2024-10-11 18:15:09,086 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1281963859] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 18:15:09,086 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-11 18:15:09,086 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 13 [2024-10-11 18:15:09,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944698561] [2024-10-11 18:15:09,086 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-11 18:15:09,086 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-10-11 18:15:09,086 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 18:15:09,087 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-11 18:15:09,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2024-10-11 18:15:09,087 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) [2024-10-11 18:15:11,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:15:15,315 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.87s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:15:17,690 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:15:21,085 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:15:24,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:15:25,920 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.91s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:15:31,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 18:15:31,170 INFO L93 Difference]: Finished difference Result 1155 states and 1554 transitions. [2024-10-11 18:15:31,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-11 18:15:31,170 INFO L78 Accepts]: Start accepts. Automaton has 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) Word has length 17 [2024-10-11 18:15:31,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 18:15:31,174 INFO L225 Difference]: With dead ends: 1155 [2024-10-11 18:15:31,174 INFO L226 Difference]: Without dead ends: 1155 [2024-10-11 18:15:31,174 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=131, Invalid=211, Unknown=0, NotChecked=0, Total=342 [2024-10-11 18:15:31,175 INFO L432 NwaCegarLoop]: 688 mSDtfsCounter, 265 mSDsluCounter, 3386 mSDsCounter, 0 mSdLazyCounter, 2306 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 265 SdHoareTripleChecker+Valid, 4074 SdHoareTripleChecker+Invalid, 2315 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 2306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.7s IncrementalHoareTripleChecker+Time [2024-10-11 18:15:31,175 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 4074 Invalid, 2315 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 2306 Invalid, 0 Unknown, 0 Unchecked, 21.7s Time] [2024-10-11 18:15:31,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1155 states. [2024-10-11 18:15:31,192 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1155 to 1094. [2024-10-11 18:15:31,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1094 states, 627 states have (on average 1.875598086124402) internal successors, (1176), 851 states have internal predecessors, (1176), 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) [2024-10-11 18:15:31,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 1094 states and 1544 transitions. [2024-10-11 18:15:31,197 INFO L78 Accepts]: Start accepts. Automaton has 1094 states and 1544 transitions. Word has length 17 [2024-10-11 18:15:31,197 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 18:15:31,197 INFO L471 AbstractCegarLoop]: Abstraction has 1094 states and 1544 transitions. [2024-10-11 18:15:31,198 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has 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) [2024-10-11 18:15:31,198 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 1544 transitions. [2024-10-11 18:15:31,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-10-11 18:15:31,198 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 18:15:31,198 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 18:15:31,210 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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)] Forceful destruction successful, exit code 0 [2024-10-11 18:15:31,399 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate-clean/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 [2024-10-11 18:15:31,400 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-11 18:15:31,400 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 18:15:31,400 INFO L85 PathProgramCache]: Analyzing trace with hash 1167978594, now seen corresponding path program 2 times [2024-10-11 18:15:31,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 18:15:31,401 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1224923483] [2024-10-11 18:15:31,401 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-11 18:15:31,401 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 [2024-10-11 18:15:31,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 18:15:31,403 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate-clean/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) [2024-10-11 18:15:31,405 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 (9)] Waiting until timeout for monitored process [2024-10-11 18:15:31,828 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-10-11 18:15:31,829 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-11 18:15:31,837 INFO L255 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-11 18:15:31,839 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 18:15:31,953 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-10-11 18:15:31,953 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 18:15:31,953 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 18:15:31,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1224923483] [2024-10-11 18:15:31,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1224923483] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 18:15:31,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 18:15:31,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-11 18:15:31,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1760218454] [2024-10-11 18:15:31,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 18:15:31,954 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 18:15:31,954 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 18:15:31,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 18:15:31,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 18:15:31,954 INFO L87 Difference]: Start difference. First operand 1094 states and 1544 transitions. Second operand has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) [2024-10-11 18:15:34,157 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 [] [2024-10-11 18:15:35,123 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 18:15:35,123 INFO L93 Difference]: Finished difference Result 1292 states and 1627 transitions. [2024-10-11 18:15:35,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 18:15:35,131 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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 23 [2024-10-11 18:15:35,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 18:15:35,135 INFO L225 Difference]: With dead ends: 1292 [2024-10-11 18:15:35,135 INFO L226 Difference]: Without dead ends: 1292 [2024-10-11 18:15:35,135 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 18:15:35,136 INFO L432 NwaCegarLoop]: 581 mSDtfsCounter, 598 mSDsluCounter, 460 mSDsCounter, 0 mSdLazyCounter, 459 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 598 SdHoareTripleChecker+Valid, 1041 SdHoareTripleChecker+Invalid, 470 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 459 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2024-10-11 18:15:35,136 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [598 Valid, 1041 Invalid, 470 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 459 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2024-10-11 18:15:35,137 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1292 states. [2024-10-11 18:15:35,164 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1292 to 1092. [2024-10-11 18:15:35,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1092 states, 627 states have (on average 1.861244019138756) internal successors, (1167), 849 states have internal predecessors, (1167), 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) [2024-10-11 18:15:35,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 1092 states and 1535 transitions. [2024-10-11 18:15:35,169 INFO L78 Accepts]: Start accepts. Automaton has 1092 states and 1535 transitions. Word has length 23 [2024-10-11 18:15:35,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 18:15:35,169 INFO L471 AbstractCegarLoop]: Abstraction has 1092 states and 1535 transitions. [2024-10-11 18:15:35,169 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 5.5) internal successors, (11), 2 states have internal predecessors, (11), 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) [2024-10-11 18:15:35,170 INFO L276 IsEmpty]: Start isEmpty. Operand 1092 states and 1535 transitions. [2024-10-11 18:15:35,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-10-11 18:15:35,170 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 18:15:35,170 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 18:15:35,182 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 (9)] Ended with exit code 0 [2024-10-11 18:15:35,371 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate-clean/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 [2024-10-11 18:15:35,371 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-11 18:15:35,372 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 18:15:35,372 INFO L85 PathProgramCache]: Analyzing trace with hash 1167978595, now seen corresponding path program 1 times [2024-10-11 18:15:35,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-11 18:15:35,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [107608740] [2024-10-11 18:15:35,373 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 18:15:35,373 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 [2024-10-11 18:15:35,373 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-11 18:15:35,375 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate-clean/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) [2024-10-11 18:15:35,376 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 (10)] Waiting until timeout for monitored process [2024-10-11 18:15:35,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 18:15:35,844 INFO L255 TraceCheckSpWp]: Trace formula consists of 565 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-11 18:15:35,846 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 18:15:35,904 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 18:15:35,904 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-11 18:15:36,031 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-11 18:15:36,031 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-11 18:15:36,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [107608740] [2024-10-11 18:15:36,032 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [107608740] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-11 18:15:36,032 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-11 18:15:36,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2024-10-11 18:15:36,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883557860] [2024-10-11 18:15:36,032 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-11 18:15:36,032 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-10-11 18:15:36,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-11 18:15:36,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-10-11 18:15:36,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2024-10-11 18:15:36,033 INFO L87 Difference]: Start difference. First operand 1092 states and 1535 transitions. Second operand has 16 states, 16 states have (on average 2.1875) internal successors, (35), 16 states have internal predecessors, (35), 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) [2024-10-11 18:15:38,443 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:15:40,177 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:15:42,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-11 18:15:43,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers []