./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_inb_p.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4a390ef5 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ee91797f6143b4fe80e7c90b0707f35813b28455783da5eca6bad66702efa7d7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 16:33:09,181 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 16:33:09,246 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2024-10-24 16:33:09,251 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 16:33:09,252 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 16:33:09,267 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 16:33:09,267 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 16:33:09,268 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 16:33:09,268 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 16:33:09,268 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 16:33:09,269 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 16:33:09,269 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 16:33:09,269 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 16:33:09,270 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 16:33:09,270 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 16:33:09,270 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 16:33:09,271 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 16:33:09,271 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 16:33:09,271 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 16:33:09,271 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 16:33:09,272 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-24 16:33:09,275 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-24 16:33:09,276 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-24 16:33:09,276 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 16:33:09,279 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-24 16:33:09,279 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 16:33:09,280 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 16:33:09,280 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 16:33:09,280 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 16:33:09,280 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 16:33:09,280 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 16:33:09,280 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 16:33:09,281 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 16:33:09,281 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 16:33:09,281 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 16:33:09,281 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 16:33:09,282 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-24 16:33:09,282 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-24 16:33:09,282 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 16:33:09,282 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 16:33:09,283 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 16:33:09,283 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 16:33:09,283 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee91797f6143b4fe80e7c90b0707f35813b28455783da5eca6bad66702efa7d7 [2024-10-24 16:33:09,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 16:33:09,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 16:33:09,530 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 16:33:09,531 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 16:33:09,531 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 16:33:09,532 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i [2024-10-24 16:33:10,737 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 16:33:11,033 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 16:33:11,035 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i [2024-10-24 16:33:11,058 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46406f2d2/7e677dd3671e4edda572b3889fcd0e2f/FLAGf94e41aec [2024-10-24 16:33:11,302 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46406f2d2/7e677dd3671e4edda572b3889fcd0e2f [2024-10-24 16:33:11,305 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 16:33:11,306 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 16:33:11,307 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 16:33:11,307 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 16:33:11,311 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 16:33:11,312 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:33:11" (1/1) ... [2024-10-24 16:33:11,314 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67188815 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:11, skipping insertion in model container [2024-10-24 16:33:11,314 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:33:11" (1/1) ... [2024-10-24 16:33:11,374 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 16:33:12,498 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 16:33:12,541 ERROR L321 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2024-10-24 16:33:12,541 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13ea334a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:12, skipping insertion in model container [2024-10-24 16:33:12,541 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 16:33:12,542 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-24 16:33:12,543 INFO L158 Benchmark]: Toolchain (without parser) took 1236.60ms. Allocated memory is still 167.8MB. Free memory was 96.0MB in the beginning and 118.2MB in the end (delta: -22.2MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2024-10-24 16:33:12,544 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 167.8MB. Free memory is still 128.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-24 16:33:12,545 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1234.50ms. Allocated memory is still 167.8MB. Free memory was 96.0MB in the beginning and 118.2MB in the end (delta: -22.2MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2024-10-24 16:33:12,546 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 167.8MB. Free memory is still 128.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1234.50ms. Allocated memory is still 167.8MB. Free memory was 96.0MB in the beginning and 118.2MB in the end (delta: -22.2MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2976]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ee91797f6143b4fe80e7c90b0707f35813b28455783da5eca6bad66702efa7d7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4a390ef-m [2024-10-24 16:33:14,247 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-24 16:33:14,308 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2024-10-24 16:33:14,313 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-24 16:33:14,313 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-24 16:33:14,340 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-24 16:33:14,341 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-24 16:33:14,341 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-24 16:33:14,341 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-24 16:33:14,342 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-24 16:33:14,342 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-24 16:33:14,342 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-24 16:33:14,343 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-24 16:33:14,344 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-24 16:33:14,344 INFO L153 SettingsManager]: * Use SBE=true [2024-10-24 16:33:14,344 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-24 16:33:14,345 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-24 16:33:14,345 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-24 16:33:14,345 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-24 16:33:14,345 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-24 16:33:14,345 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-24 16:33:14,346 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-24 16:33:14,346 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-24 16:33:14,347 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-24 16:33:14,347 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-24 16:33:14,347 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-24 16:33:14,347 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-24 16:33:14,348 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-24 16:33:14,348 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-24 16:33:14,348 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-24 16:33:14,348 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-24 16:33:14,348 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-24 16:33:14,349 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-24 16:33:14,349 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-24 16:33:14,349 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-24 16:33:14,349 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 16:33:14,350 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-24 16:33:14,350 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-24 16:33:14,350 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-24 16:33:14,350 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-24 16:33:14,360 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-24 16:33:14,361 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-24 16:33:14,361 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-24 16:33:14,361 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-24 16:33:14,361 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-24 16:33:14,362 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee91797f6143b4fe80e7c90b0707f35813b28455783da5eca6bad66702efa7d7 [2024-10-24 16:33:14,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-24 16:33:14,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-24 16:33:14,643 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-24 16:33:14,644 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-24 16:33:14,645 INFO L274 PluginConnector]: CDTParser initialized [2024-10-24 16:33:14,646 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i [2024-10-24 16:33:15,907 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-24 16:33:16,228 INFO L384 CDTParser]: Found 1 translation units. [2024-10-24 16:33:16,228 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_inb_p.i [2024-10-24 16:33:16,258 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e7ce47e8/a3369cfa3b474178938b4748d5fa9594/FLAG14accb4cc [2024-10-24 16:33:16,489 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e7ce47e8/a3369cfa3b474178938b4748d5fa9594 [2024-10-24 16:33:16,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-24 16:33:16,492 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-24 16:33:16,493 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-24 16:33:16,493 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-24 16:33:16,498 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-24 16:33:16,499 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:33:16" (1/1) ... [2024-10-24 16:33:16,500 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c065f9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:16, skipping insertion in model container [2024-10-24 16:33:16,500 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.10 04:33:16" (1/1) ... [2024-10-24 16:33:16,574 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 16:33:17,687 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 16:33:17,736 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-10-24 16:33:17,753 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-24 16:33:17,887 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 16:33:17,906 INFO L200 MainTranslator]: Completed pre-run [2024-10-24 16:33:18,040 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-24 16:33:18,170 INFO L204 MainTranslator]: Completed translation [2024-10-24 16:33:18,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:18 WrapperNode [2024-10-24 16:33:18,170 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-24 16:33:18,173 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-24 16:33:18,173 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-24 16:33:18,173 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-24 16:33:18,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:18" (1/1) ... [2024-10-24 16:33:18,240 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:18" (1/1) ... [2024-10-24 16:33:18,304 INFO L138 Inliner]: procedures = 482, calls = 839, calls flagged for inlining = 55, calls inlined = 37, statements flattened = 1016 [2024-10-24 16:33:18,304 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-24 16:33:18,305 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-24 16:33:18,305 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-24 16:33:18,306 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-24 16:33:18,315 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:18" (1/1) ... [2024-10-24 16:33:18,315 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:18" (1/1) ... [2024-10-24 16:33:18,328 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:18" (1/1) ... [2024-10-24 16:33:18,415 INFO L175 MemorySlicer]: Split 211 memory accesses to 27 slices as follows [5, 3, 22, 2, 16, 2, 19, 2, 4, 11, 5, 6, 2, 12, 2, 0, 5, 5, 2, 20, 2, 2, 4, 35, 3, 2, 18]. 17 percent of accesses are in the largest equivalence class. The 85 initializations are split as follows [3, 3, 0, 0, 5, 0, 0, 0, 0, 2, 1, 0, 0, 6, 0, 0, 4, 1, 2, 4, 0, 0, 4, 32, 0, 0, 18]. The 61 writes are split as follows [0, 0, 8, 2, 8, 2, 7, 2, 1, 5, 1, 3, 2, 6, 2, 0, 0, 2, 0, 4, 2, 1, 0, 3, 0, 0, 0]. [2024-10-24 16:33:18,416 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:18" (1/1) ... [2024-10-24 16:33:18,416 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:18" (1/1) ... [2024-10-24 16:33:18,476 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:18" (1/1) ... [2024-10-24 16:33:18,483 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:18" (1/1) ... [2024-10-24 16:33:18,540 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:18" (1/1) ... [2024-10-24 16:33:18,567 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:18" (1/1) ... [2024-10-24 16:33:18,596 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-24 16:33:18,602 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-24 16:33:18,602 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-24 16:33:18,602 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-24 16:33:18,603 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:18" (1/1) ... [2024-10-24 16:33:18,611 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-24 16:33:18,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-24 16:33:18,668 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-24 16:33:18,673 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-24 16:33:18,725 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2024-10-24 16:33:18,725 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2024-10-24 16:33:18,725 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2024-10-24 16:33:18,725 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2024-10-24 16:33:18,725 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-24 16:33:18,727 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2024-10-24 16:33:18,727 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-24 16:33:18,727 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-24 16:33:18,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-24 16:33:18,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-10-24 16:33:18,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-10-24 16:33:18,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-10-24 16:33:18,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-10-24 16:33:18,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-10-24 16:33:18,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-10-24 16:33:18,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-10-24 16:33:18,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-10-24 16:33:18,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#8 [2024-10-24 16:33:18,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#9 [2024-10-24 16:33:18,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#10 [2024-10-24 16:33:18,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#11 [2024-10-24 16:33:18,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#12 [2024-10-24 16:33:18,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#13 [2024-10-24 16:33:18,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#14 [2024-10-24 16:33:18,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#15 [2024-10-24 16:33:18,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#16 [2024-10-24 16:33:18,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#17 [2024-10-24 16:33:18,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#18 [2024-10-24 16:33:18,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#19 [2024-10-24 16:33:18,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#20 [2024-10-24 16:33:18,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#21 [2024-10-24 16:33:18,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#22 [2024-10-24 16:33:18,731 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#23 [2024-10-24 16:33:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#24 [2024-10-24 16:33:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#25 [2024-10-24 16:33:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#26 [2024-10-24 16:33:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-24 16:33:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-10-24 16:33:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-10-24 16:33:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-10-24 16:33:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-10-24 16:33:18,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-10-24 16:33:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-10-24 16:33:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-10-24 16:33:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-10-24 16:33:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-10-24 16:33:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-10-24 16:33:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-10-24 16:33:18,733 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-10-24 16:33:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-10-24 16:33:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-10-24 16:33:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-10-24 16:33:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-10-24 16:33:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-10-24 16:33:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-10-24 16:33:18,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-10-24 16:33:18,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#20 [2024-10-24 16:33:18,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#21 [2024-10-24 16:33:18,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#22 [2024-10-24 16:33:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#23 [2024-10-24 16:33:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#24 [2024-10-24 16:33:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#25 [2024-10-24 16:33:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#26 [2024-10-24 16:33:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-10-24 16:33:18,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-10-24 16:33:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-10-24 16:33:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-10-24 16:33:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-10-24 16:33:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-10-24 16:33:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-10-24 16:33:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-10-24 16:33:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-10-24 16:33:18,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-10-24 16:33:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-10-24 16:33:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-10-24 16:33:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-10-24 16:33:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-10-24 16:33:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-10-24 16:33:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-10-24 16:33:18,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#16 [2024-10-24 16:33:18,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#17 [2024-10-24 16:33:18,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#18 [2024-10-24 16:33:18,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#19 [2024-10-24 16:33:18,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#20 [2024-10-24 16:33:18,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#21 [2024-10-24 16:33:18,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#22 [2024-10-24 16:33:18,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#23 [2024-10-24 16:33:18,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#24 [2024-10-24 16:33:18,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#25 [2024-10-24 16:33:18,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#26 [2024-10-24 16:33:18,740 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-10-24 16:33:18,740 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-10-24 16:33:18,740 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-24 16:33:18,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2024-10-24 16:33:18,741 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2024-10-24 16:33:18,741 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2024-10-24 16:33:18,741 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2024-10-24 16:33:18,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2024-10-24 16:33:18,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-24 16:33:18,741 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2024-10-24 16:33:18,741 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2024-10-24 16:33:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-24 16:33:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-24 16:33:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-24 16:33:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-24 16:33:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-24 16:33:18,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-24 16:33:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-24 16:33:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-24 16:33:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-24 16:33:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-24 16:33:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-24 16:33:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-24 16:33:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-24 16:33:18,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-24 16:33:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-24 16:33:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-24 16:33:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-24 16:33:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-24 16:33:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-24 16:33:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-24 16:33:18,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-10-24 16:33:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-10-24 16:33:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-10-24 16:33:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-10-24 16:33:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-10-24 16:33:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-10-24 16:33:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-10-24 16:33:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-10-24 16:33:18,745 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-24 16:33:18,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-24 16:33:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2024-10-24 16:33:18,746 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2024-10-24 16:33:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2024-10-24 16:33:18,746 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2024-10-24 16:33:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-24 16:33:18,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-24 16:33:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2024-10-24 16:33:18,746 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2024-10-24 16:33:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-10-24 16:33:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-10-24 16:33:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-10-24 16:33:18,746 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-10-24 16:33:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-10-24 16:33:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-10-24 16:33:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-10-24 16:33:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-10-24 16:33:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-10-24 16:33:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-10-24 16:33:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-10-24 16:33:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-10-24 16:33:18,747 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-10-24 16:33:18,748 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#13 [2024-10-24 16:33:18,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#14 [2024-10-24 16:33:18,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#15 [2024-10-24 16:33:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#16 [2024-10-24 16:33:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#17 [2024-10-24 16:33:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#18 [2024-10-24 16:33:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#19 [2024-10-24 16:33:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#20 [2024-10-24 16:33:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#21 [2024-10-24 16:33:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#22 [2024-10-24 16:33:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#23 [2024-10-24 16:33:18,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#24 [2024-10-24 16:33:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#25 [2024-10-24 16:33:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#26 [2024-10-24 16:33:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-10-24 16:33:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-10-24 16:33:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-10-24 16:33:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-10-24 16:33:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-10-24 16:33:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-10-24 16:33:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-10-24 16:33:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-10-24 16:33:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-10-24 16:33:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-10-24 16:33:18,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-10-24 16:33:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-10-24 16:33:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-10-24 16:33:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-10-24 16:33:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-10-24 16:33:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-10-24 16:33:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-10-24 16:33:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2024-10-24 16:33:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2024-10-24 16:33:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2024-10-24 16:33:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#20 [2024-10-24 16:33:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#21 [2024-10-24 16:33:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#22 [2024-10-24 16:33:18,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#23 [2024-10-24 16:33:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#24 [2024-10-24 16:33:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#25 [2024-10-24 16:33:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#26 [2024-10-24 16:33:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-10-24 16:33:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-10-24 16:33:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-10-24 16:33:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-10-24 16:33:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-10-24 16:33:18,755 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-10-24 16:33:18,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-10-24 16:33:18,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-10-24 16:33:18,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-10-24 16:33:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-10-24 16:33:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-10-24 16:33:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#11 [2024-10-24 16:33:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#12 [2024-10-24 16:33:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#13 [2024-10-24 16:33:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#14 [2024-10-24 16:33:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#15 [2024-10-24 16:33:18,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#16 [2024-10-24 16:33:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#17 [2024-10-24 16:33:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#18 [2024-10-24 16:33:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#19 [2024-10-24 16:33:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#20 [2024-10-24 16:33:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#21 [2024-10-24 16:33:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#22 [2024-10-24 16:33:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#23 [2024-10-24 16:33:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#24 [2024-10-24 16:33:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#25 [2024-10-24 16:33:18,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#26 [2024-10-24 16:33:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-24 16:33:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-24 16:33:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-24 16:33:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-24 16:33:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-24 16:33:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-24 16:33:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-24 16:33:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-24 16:33:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-24 16:33:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-24 16:33:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-24 16:33:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-24 16:33:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-24 16:33:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-24 16:33:18,760 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-24 16:33:18,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-10-24 16:33:18,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-10-24 16:33:18,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-10-24 16:33:18,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-10-24 16:33:18,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-10-24 16:33:18,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-10-24 16:33:18,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-10-24 16:33:18,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-10-24 16:33:18,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-10-24 16:33:18,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-10-24 16:33:18,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-10-24 16:33:18,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-10-24 16:33:18,780 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-24 16:33:18,780 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-24 16:33:18,780 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-10-24 16:33:18,780 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-10-24 16:33:18,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-24 16:33:18,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-24 16:33:18,780 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-24 16:33:18,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-24 16:33:18,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-24 16:33:18,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-24 16:33:18,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-24 16:33:18,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-24 16:33:18,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-24 16:33:18,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-24 16:33:18,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-24 16:33:18,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-24 16:33:18,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-24 16:33:18,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-24 16:33:18,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-24 16:33:18,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-24 16:33:18,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-24 16:33:18,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-24 16:33:18,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-24 16:33:18,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-24 16:33:18,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-10-24 16:33:18,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-10-24 16:33:18,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-10-24 16:33:18,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-10-24 16:33:18,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-10-24 16:33:18,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-10-24 16:33:18,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-10-24 16:33:18,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-10-24 16:33:18,782 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-24 16:33:18,782 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-24 16:33:18,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-10-24 16:33:18,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-10-24 16:33:18,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-10-24 16:33:18,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-10-24 16:33:18,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-10-24 16:33:18,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-10-24 16:33:18,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-10-24 16:33:18,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-10-24 16:33:18,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-10-24 16:33:18,785 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-10-24 16:33:18,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-10-24 16:33:18,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-10-24 16:33:18,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2024-10-24 16:33:18,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#13 [2024-10-24 16:33:18,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#14 [2024-10-24 16:33:18,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#15 [2024-10-24 16:33:18,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#16 [2024-10-24 16:33:18,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#17 [2024-10-24 16:33:18,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#18 [2024-10-24 16:33:18,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#19 [2024-10-24 16:33:18,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#20 [2024-10-24 16:33:18,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#21 [2024-10-24 16:33:18,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#22 [2024-10-24 16:33:18,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#23 [2024-10-24 16:33:18,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#24 [2024-10-24 16:33:18,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#25 [2024-10-24 16:33:18,795 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#26 [2024-10-24 16:33:18,795 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2024-10-24 16:33:18,795 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2024-10-24 16:33:18,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-10-24 16:33:18,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-10-24 16:33:18,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-10-24 16:33:18,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-10-24 16:33:18,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-10-24 16:33:18,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-10-24 16:33:18,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-10-24 16:33:18,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-10-24 16:33:18,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-10-24 16:33:18,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-10-24 16:33:18,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-10-24 16:33:18,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-10-24 16:33:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-10-24 16:33:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-10-24 16:33:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-10-24 16:33:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15 [2024-10-24 16:33:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#16 [2024-10-24 16:33:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#17 [2024-10-24 16:33:18,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#18 [2024-10-24 16:33:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#19 [2024-10-24 16:33:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#20 [2024-10-24 16:33:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#21 [2024-10-24 16:33:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#22 [2024-10-24 16:33:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#23 [2024-10-24 16:33:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#24 [2024-10-24 16:33:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#25 [2024-10-24 16:33:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#26 [2024-10-24 16:33:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-10-24 16:33:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-10-24 16:33:18,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-10-24 16:33:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-10-24 16:33:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-10-24 16:33:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-10-24 16:33:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-10-24 16:33:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-10-24 16:33:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-10-24 16:33:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-10-24 16:33:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-10-24 16:33:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#11 [2024-10-24 16:33:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#12 [2024-10-24 16:33:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#13 [2024-10-24 16:33:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#14 [2024-10-24 16:33:18,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#15 [2024-10-24 16:33:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#16 [2024-10-24 16:33:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#17 [2024-10-24 16:33:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#18 [2024-10-24 16:33:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#19 [2024-10-24 16:33:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#20 [2024-10-24 16:33:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#21 [2024-10-24 16:33:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#22 [2024-10-24 16:33:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#23 [2024-10-24 16:33:18,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#24 [2024-10-24 16:33:18,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#25 [2024-10-24 16:33:18,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#26 [2024-10-24 16:33:18,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-10-24 16:33:18,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-10-24 16:33:18,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-10-24 16:33:18,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-10-24 16:33:18,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-10-24 16:33:18,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-10-24 16:33:18,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-10-24 16:33:18,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-10-24 16:33:18,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-10-24 16:33:18,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-10-24 16:33:18,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-10-24 16:33:18,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-10-24 16:33:18,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-10-24 16:33:18,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-10-24 16:33:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-10-24 16:33:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-10-24 16:33:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-10-24 16:33:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2024-10-24 16:33:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2024-10-24 16:33:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2024-10-24 16:33:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#20 [2024-10-24 16:33:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#21 [2024-10-24 16:33:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#22 [2024-10-24 16:33:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#23 [2024-10-24 16:33:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#24 [2024-10-24 16:33:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#25 [2024-10-24 16:33:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#26 [2024-10-24 16:33:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-24 16:33:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-24 16:33:18,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-24 16:33:18,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-24 16:33:18,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-24 16:33:18,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-24 16:33:18,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-24 16:33:18,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-24 16:33:18,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-24 16:33:18,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-24 16:33:18,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-24 16:33:18,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-24 16:33:18,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-24 16:33:18,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-24 16:33:18,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-24 16:33:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-24 16:33:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-24 16:33:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-24 16:33:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-24 16:33:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-10-24 16:33:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-10-24 16:33:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-10-24 16:33:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-10-24 16:33:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-10-24 16:33:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-10-24 16:33:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-10-24 16:33:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-10-24 16:33:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-24 16:33:18,809 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-24 16:33:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-10-24 16:33:18,809 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-10-24 16:33:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-24 16:33:18,809 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-24 16:33:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2024-10-24 16:33:18,809 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2024-10-24 16:33:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2024-10-24 16:33:18,809 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2024-10-24 16:33:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2024-10-24 16:33:18,809 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2024-10-24 16:33:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2024-10-24 16:33:18,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2024-10-24 16:33:18,810 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2024-10-24 16:33:18,810 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2024-10-24 16:33:18,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-10-24 16:33:18,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-10-24 16:33:18,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-10-24 16:33:18,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-10-24 16:33:18,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-10-24 16:33:18,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-10-24 16:33:18,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-10-24 16:33:18,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-10-24 16:33:18,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-10-24 16:33:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-10-24 16:33:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-10-24 16:33:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-10-24 16:33:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-10-24 16:33:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2024-10-24 16:33:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#14 [2024-10-24 16:33:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#15 [2024-10-24 16:33:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#16 [2024-10-24 16:33:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#17 [2024-10-24 16:33:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#18 [2024-10-24 16:33:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#19 [2024-10-24 16:33:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#20 [2024-10-24 16:33:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#21 [2024-10-24 16:33:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#22 [2024-10-24 16:33:18,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#23 [2024-10-24 16:33:18,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#24 [2024-10-24 16:33:18,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#25 [2024-10-24 16:33:18,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#26 [2024-10-24 16:33:18,814 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2024-10-24 16:33:18,814 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2024-10-24 16:33:18,814 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-10-24 16:33:18,814 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-10-24 16:33:18,814 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2024-10-24 16:33:18,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2024-10-24 16:33:19,379 INFO L238 CfgBuilder]: Building ICFG [2024-10-24 16:33:19,381 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-24 16:33:23,421 INFO L? ?]: Removed 646 outVars from TransFormulas that were not future-live. [2024-10-24 16:33:23,421 INFO L287 CfgBuilder]: Performing block encoding [2024-10-24 16:33:23,545 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-24 16:33:23,545 INFO L314 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-24 16:33:23,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:33:23 BoogieIcfgContainer [2024-10-24 16:33:23,546 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-24 16:33:23,547 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-24 16:33:23,547 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-24 16:33:23,551 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-24 16:33:23,552 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.10 04:33:16" (1/3) ... [2024-10-24 16:33:23,553 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16582cfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:33:23, skipping insertion in model container [2024-10-24 16:33:23,553 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.10 04:33:18" (2/3) ... [2024-10-24 16:33:23,554 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16582cfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.10 04:33:23, skipping insertion in model container [2024-10-24 16:33:23,554 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.10 04:33:23" (3/3) ... [2024-10-24 16:33:23,556 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_inb_p.i [2024-10-24 16:33:23,571 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-24 16:33:23,571 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 205 error locations. [2024-10-24 16:33:23,637 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-24 16:33:23,645 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;@64ad1728, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-24 16:33:23,645 INFO L334 AbstractCegarLoop]: Starting to check reachability of 205 error locations. [2024-10-24 16:33:23,652 INFO L276 IsEmpty]: Start isEmpty. Operand has 604 states, 294 states have (on average 1.989795918367347) internal successors, (585), 506 states have internal predecessors, (585), 78 states have call successors, (78), 26 states have call predecessors, (78), 26 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) [2024-10-24 16:33:23,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-24 16:33:23,658 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 16:33:23,658 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-24 16:33:23,659 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting spin_lock_initErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-24 16:33:23,665 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 16:33:23,665 INFO L85 PathProgramCache]: Analyzing trace with hash 40026967, now seen corresponding path program 1 times [2024-10-24 16:33:23,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 16:33:23,678 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [92935688] [2024-10-24 16:33:23,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 16:33:23,678 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:33:23,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 16:33:23,681 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 16:33:23,682 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-10-24 16:33:24,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 16:33:24,150 INFO L255 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-24 16:33:24,154 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 16:33:24,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:33:24,222 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 16:33:24,223 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 16:33:24,223 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [92935688] [2024-10-24 16:33:24,223 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [92935688] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 16:33:24,223 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 16:33:24,223 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 16:33:24,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297819532] [2024-10-24 16:33:24,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 16:33:24,230 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 16:33:24,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 16:33:24,253 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 16:33:24,253 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 16:33:24,256 INFO L87 Difference]: Start difference. First operand has 604 states, 294 states have (on average 1.989795918367347) internal successors, (585), 506 states have internal predecessors, (585), 78 states have call successors, (78), 26 states have call predecessors, (78), 26 states have return successors, (78), 78 states have call predecessors, (78), 78 states have call successors, (78) Second operand has 5 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 16:33:28,346 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:33:30,421 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:33:33,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 16:33:33,015 INFO L93 Difference]: Finished difference Result 1094 states and 1331 transitions. [2024-10-24 16:33:33,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 16:33:33,018 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2024-10-24 16:33:33,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 16:33:33,031 INFO L225 Difference]: With dead ends: 1094 [2024-10-24 16:33:33,031 INFO L226 Difference]: Without dead ends: 1092 [2024-10-24 16:33:33,032 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-24 16:33:33,034 INFO L432 NwaCegarLoop]: 559 mSDtfsCounter, 631 mSDsluCounter, 1271 mSDsCounter, 0 mSdLazyCounter, 1237 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 632 SdHoareTripleChecker+Valid, 1830 SdHoareTripleChecker+Invalid, 1241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1237 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2024-10-24 16:33:33,034 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [632 Valid, 1830 Invalid, 1241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1237 Invalid, 0 Unknown, 0 Unchecked, 8.5s Time] [2024-10-24 16:33:33,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1092 states. [2024-10-24 16:33:33,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1092 to 886. [2024-10-24 16:33:33,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 886 states, 493 states have (on average 1.9634888438133875) internal successors, (968), 716 states have internal predecessors, (968), 138 states have call successors, (138), 50 states have call predecessors, (138), 50 states have return successors, (138), 131 states have call predecessors, (138), 138 states have call successors, (138) [2024-10-24 16:33:33,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 886 states and 1244 transitions. [2024-10-24 16:33:33,114 INFO L78 Accepts]: Start accepts. Automaton has 886 states and 1244 transitions. Word has length 4 [2024-10-24 16:33:33,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 16:33:33,115 INFO L471 AbstractCegarLoop]: Abstraction has 886 states and 1244 transitions. [2024-10-24 16:33:33,115 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 16:33:33,115 INFO L276 IsEmpty]: Start isEmpty. Operand 886 states and 1244 transitions. [2024-10-24 16:33:33,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-24 16:33:33,115 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 16:33:33,116 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-24 16:33:33,122 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-10-24 16:33:33,316 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:33:33,317 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting spin_lock_initErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-24 16:33:33,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 16:33:33,318 INFO L85 PathProgramCache]: Analyzing trace with hash 40026968, now seen corresponding path program 1 times [2024-10-24 16:33:33,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 16:33:33,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [743624593] [2024-10-24 16:33:33,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 16:33:33,318 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:33:33,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 16:33:33,320 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 16:33:33,320 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-10-24 16:33:33,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 16:33:33,767 INFO L255 TraceCheckSpWp]: Trace formula consists of 426 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-24 16:33:33,769 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 16:33:33,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:33:33,846 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 16:33:33,846 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 16:33:33,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [743624593] [2024-10-24 16:33:33,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [743624593] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 16:33:33,846 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 16:33:33,846 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-24 16:33:33,846 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930144894] [2024-10-24 16:33:33,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 16:33:33,847 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-24 16:33:33,847 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 16:33:33,848 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-24 16:33:33,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-24 16:33:33,848 INFO L87 Difference]: Start difference. First operand 886 states and 1244 transitions. Second operand has 5 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 16:33:37,138 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:33:39,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:33:40,866 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:33:42,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 16:33:42,983 INFO L93 Difference]: Finished difference Result 1008 states and 1326 transitions. [2024-10-24 16:33:42,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-24 16:33:42,983 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2024-10-24 16:33:42,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 16:33:42,988 INFO L225 Difference]: With dead ends: 1008 [2024-10-24 16:33:42,989 INFO L226 Difference]: Without dead ends: 1008 [2024-10-24 16:33:42,989 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-24 16:33:42,990 INFO L432 NwaCegarLoop]: 691 mSDtfsCounter, 245 mSDsluCounter, 1471 mSDsCounter, 0 mSdLazyCounter, 1009 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s 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, 9.0s IncrementalHoareTripleChecker+Time [2024-10-24 16:33:42,990 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [246 Valid, 2162 Invalid, 1010 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1009 Invalid, 0 Unknown, 0 Unchecked, 9.0s Time] [2024-10-24 16:33:42,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1008 states. [2024-10-24 16:33:43,025 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1008 to 950. [2024-10-24 16:33:43,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 950 states, 525 states have (on average 1.921904761904762) internal successors, (1009), 749 states have internal predecessors, (1009), 157 states have call successors, (157), 63 states have call predecessors, (157), 63 states have return successors, (157), 150 states have call predecessors, (157), 157 states have call successors, (157) [2024-10-24 16:33:43,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 950 states to 950 states and 1323 transitions. [2024-10-24 16:33:43,032 INFO L78 Accepts]: Start accepts. Automaton has 950 states and 1323 transitions. Word has length 4 [2024-10-24 16:33:43,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 16:33:43,032 INFO L471 AbstractCegarLoop]: Abstraction has 950 states and 1323 transitions. [2024-10-24 16:33:43,032 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 1.0) internal successors, (3), 3 states have internal predecessors, (3), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-24 16:33:43,032 INFO L276 IsEmpty]: Start isEmpty. Operand 950 states and 1323 transitions. [2024-10-24 16:33:43,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-24 16:33:43,033 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 16:33:43,033 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 16:33:43,042 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-10-24 16:33:43,233 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:33:43,234 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-24 16:33:43,234 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 16:33:43,234 INFO L85 PathProgramCache]: Analyzing trace with hash -953487066, now seen corresponding path program 1 times [2024-10-24 16:33:43,234 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 16:33:43,234 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [300716700] [2024-10-24 16:33:43,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 16:33:43,235 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:33:43,235 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 16:33:43,237 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 16:33:43,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-10-24 16:33:43,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 16:33:43,674 INFO L255 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-24 16:33:43,675 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 16:33:43,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:33:43,744 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 16:33:43,745 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 16:33:43,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [300716700] [2024-10-24 16:33:43,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [300716700] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 16:33:43,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 16:33:43,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-24 16:33:43,745 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1810027838] [2024-10-24 16:33:43,745 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 16:33:43,746 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 16:33:43,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 16:33:43,747 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 16:33:43,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 16:33:43,747 INFO L87 Difference]: Start difference. First operand 950 states and 1323 transitions. Second operand has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 16:33:45,194 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:33:46,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 16:33:46,289 INFO L93 Difference]: Finished difference Result 1149 states and 1403 transitions. [2024-10-24 16:33:46,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-24 16:33:46,289 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2024-10-24 16:33:46,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 16:33:46,293 INFO L225 Difference]: With dead ends: 1149 [2024-10-24 16:33:46,293 INFO L226 Difference]: Without dead ends: 1149 [2024-10-24 16:33:46,294 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 16:33:46,294 INFO L432 NwaCegarLoop]: 578 mSDtfsCounter, 611 mSDsluCounter, 463 mSDsCounter, 0 mSdLazyCounter, 461 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s 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, 2.5s IncrementalHoareTripleChecker+Time [2024-10-24 16:33:46,295 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [611 Valid, 1041 Invalid, 468 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 461 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-10-24 16:33:46,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1149 states. [2024-10-24 16:33:46,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1149 to 949. [2024-10-24 16:33:46,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 949 states, 525 states have (on average 1.9123809523809523) internal successors, (1004), 748 states have internal predecessors, (1004), 157 states have call successors, (157), 63 states have call predecessors, (157), 63 states have return successors, (157), 150 states have call predecessors, (157), 157 states have call successors, (157) [2024-10-24 16:33:46,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 949 states and 1318 transitions. [2024-10-24 16:33:46,332 INFO L78 Accepts]: Start accepts. Automaton has 949 states and 1318 transitions. Word has length 9 [2024-10-24 16:33:46,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 16:33:46,332 INFO L471 AbstractCegarLoop]: Abstraction has 949 states and 1318 transitions. [2024-10-24 16:33:46,333 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 16:33:46,333 INFO L276 IsEmpty]: Start isEmpty. Operand 949 states and 1318 transitions. [2024-10-24 16:33:46,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-24 16:33:46,333 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 16:33:46,333 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 16:33:46,342 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-10-24 16:33:46,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:33:46,534 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-24 16:33:46,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 16:33:46,534 INFO L85 PathProgramCache]: Analyzing trace with hash -953487065, now seen corresponding path program 1 times [2024-10-24 16:33:46,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 16:33:46,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [85938186] [2024-10-24 16:33:46,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 16:33:46,535 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:33:46,535 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 16:33:46,536 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 16:33:46,538 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-10-24 16:33:46,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 16:33:47,001 INFO L255 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-24 16:33:47,003 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 16:33:47,140 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:33:47,140 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 16:33:47,140 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 16:33:47,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [85938186] [2024-10-24 16:33:47,141 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [85938186] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 16:33:47,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 16:33:47,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-24 16:33:47,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126525445] [2024-10-24 16:33:47,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 16:33:47,141 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-24 16:33:47,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 16:33:47,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-24 16:33:47,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-24 16:33:47,142 INFO L87 Difference]: Start difference. First operand 949 states and 1318 transitions. Second operand has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 16:33:49,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:33:51,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:33:52,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 16:33:52,569 INFO L93 Difference]: Finished difference Result 1010 states and 1330 transitions. [2024-10-24 16:33:52,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-24 16:33:52,570 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 9 [2024-10-24 16:33:52,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 16:33:52,573 INFO L225 Difference]: With dead ends: 1010 [2024-10-24 16:33:52,573 INFO L226 Difference]: Without dead ends: 1010 [2024-10-24 16:33:52,573 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 [2024-10-24 16:33:52,574 INFO L432 NwaCegarLoop]: 690 mSDtfsCounter, 243 mSDsluCounter, 558 mSDsCounter, 0 mSdLazyCounter, 513 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 243 SdHoareTripleChecker+Valid, 1248 SdHoareTripleChecker+Invalid, 516 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 513 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.4s IncrementalHoareTripleChecker+Time [2024-10-24 16:33:52,574 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [243 Valid, 1248 Invalid, 516 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 513 Invalid, 0 Unknown, 0 Unchecked, 5.4s Time] [2024-10-24 16:33:52,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1010 states. [2024-10-24 16:33:52,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1010 to 952. [2024-10-24 16:33:52,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 952 states, 528 states have (on average 1.9071969696969697) internal successors, (1007), 751 states have internal predecessors, (1007), 157 states have call successors, (157), 63 states have call predecessors, (157), 63 states have return successors, (157), 150 states have call predecessors, (157), 157 states have call successors, (157) [2024-10-24 16:33:52,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 952 states and 1321 transitions. [2024-10-24 16:33:52,597 INFO L78 Accepts]: Start accepts. Automaton has 952 states and 1321 transitions. Word has length 9 [2024-10-24 16:33:52,597 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 16:33:52,598 INFO L471 AbstractCegarLoop]: Abstraction has 952 states and 1321 transitions. [2024-10-24 16:33:52,598 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 16:33:52,598 INFO L276 IsEmpty]: Start isEmpty. Operand 952 states and 1321 transitions. [2024-10-24 16:33:52,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-24 16:33:52,598 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 16:33:52,598 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 16:33:52,607 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-10-24 16:33:52,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:33:52,799 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-24 16:33:52,799 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 16:33:52,799 INFO L85 PathProgramCache]: Analyzing trace with hash -1472011988, now seen corresponding path program 1 times [2024-10-24 16:33:52,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 16:33:52,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [528404496] [2024-10-24 16:33:52,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 16:33:52,800 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:33:52,800 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 16:33:52,801 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 16:33:52,802 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-10-24 16:33:53,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 16:33:53,212 INFO L255 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-24 16:33:53,214 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 16:33:53,344 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:33:53,344 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 16:33:53,501 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:33:53,501 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 16:33:53,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [528404496] [2024-10-24 16:33:53,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [528404496] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 16:33:53,501 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-24 16:33:53,502 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 4] total 7 [2024-10-24 16:33:53,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [808952034] [2024-10-24 16:33:53,502 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-24 16:33:53,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 16:33:53,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 16:33:53,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 16:33:53,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-24 16:33:53,503 INFO L87 Difference]: Start difference. First operand 952 states and 1321 transitions. Second operand has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-24 16:33:55,145 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:33:58,903 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.76s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:02,193 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:03,451 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:05,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:09,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 16:34:09,619 INFO L93 Difference]: Finished difference Result 1201 states and 1543 transitions. [2024-10-24 16:34:09,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 16:34:09,620 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 11 [2024-10-24 16:34:09,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 16:34:09,624 INFO L225 Difference]: With dead ends: 1201 [2024-10-24 16:34:09,624 INFO L226 Difference]: Without dead ends: 1201 [2024-10-24 16:34:09,625 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-10-24 16:34:09,626 INFO L432 NwaCegarLoop]: 691 mSDtfsCounter, 673 mSDsluCounter, 1741 mSDsCounter, 0 mSdLazyCounter, 1720 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.5s 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, 16.0s IncrementalHoareTripleChecker+Time [2024-10-24 16:34:09,626 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [673 Valid, 2432 Invalid, 1773 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 1720 Invalid, 0 Unknown, 0 Unchecked, 16.0s Time] [2024-10-24 16:34:09,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1201 states. [2024-10-24 16:34:09,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1201 to 1082. [2024-10-24 16:34:09,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1082 states, 615 states have (on average 1.889430894308943) internal successors, (1162), 839 states have internal predecessors, (1162), 184 states have call successors, (184), 79 states have call predecessors, (184), 79 states have return successors, (184), 176 states have call predecessors, (184), 184 states have call successors, (184) [2024-10-24 16:34:09,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1082 states to 1082 states and 1530 transitions. [2024-10-24 16:34:09,650 INFO L78 Accepts]: Start accepts. Automaton has 1082 states and 1530 transitions. Word has length 11 [2024-10-24 16:34:09,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 16:34:09,651 INFO L471 AbstractCegarLoop]: Abstraction has 1082 states and 1530 transitions. [2024-10-24 16:34:09,651 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 2.5714285714285716) internal successors, (18), 8 states have internal predecessors, (18), 2 states have call successors, (2), 2 states have call predecessors, (2), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2024-10-24 16:34:09,651 INFO L276 IsEmpty]: Start isEmpty. Operand 1082 states and 1530 transitions. [2024-10-24 16:34:09,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-10-24 16:34:09,652 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 16:34:09,652 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 16:34:09,663 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Ended with exit code 0 [2024-10-24 16:34:09,855 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:34:09,856 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-24 16:34:09,857 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 16:34:09,857 INFO L85 PathProgramCache]: Analyzing trace with hash 1458894267, now seen corresponding path program 1 times [2024-10-24 16:34:09,857 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 16:34:09,857 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [952201762] [2024-10-24 16:34:09,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-24 16:34:09,858 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:34:09,858 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 16:34:09,860 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 16:34:09,861 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-10-24 16:34:10,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-24 16:34:10,319 INFO L255 TraceCheckSpWp]: Trace formula consists of 505 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-24 16:34:10,320 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 16:34:10,344 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:34:10,345 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 16:34:10,402 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:34:10,402 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 16:34:10,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [952201762] [2024-10-24 16:34:10,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [952201762] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 16:34:10,402 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-24 16:34:10,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-10-24 16:34:10,402 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480131629] [2024-10-24 16:34:10,402 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-24 16:34:10,403 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-24 16:34:10,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 16:34:10,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-24 16:34:10,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-24 16:34:10,403 INFO L87 Difference]: Start difference. First operand 1082 states and 1530 transitions. Second operand has 8 states, 8 states have (on average 2.375) internal successors, (19), 8 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 16:34:12,713 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:15,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:17,432 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:18,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:19,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 16:34:19,585 INFO L93 Difference]: Finished difference Result 1085 states and 1532 transitions. [2024-10-24 16:34:19,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-24 16:34:19,585 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 8 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2024-10-24 16:34:19,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 16:34:19,590 INFO L225 Difference]: With dead ends: 1085 [2024-10-24 16:34:19,590 INFO L226 Difference]: Without dead ends: 1085 [2024-10-24 16:34:19,590 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-10-24 16:34:19,591 INFO L432 NwaCegarLoop]: 665 mSDtfsCounter, 17 mSDsluCounter, 1981 mSDsCounter, 0 mSdLazyCounter, 299 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.0s 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, 9.1s IncrementalHoareTripleChecker+Time [2024-10-24 16:34:19,591 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 2646 Invalid, 308 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 299 Invalid, 0 Unknown, 0 Unchecked, 9.1s Time] [2024-10-24 16:34:19,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2024-10-24 16:34:19,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 1085. [2024-10-24 16:34:19,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1085 states, 618 states have (on average 1.883495145631068) internal successors, (1164), 842 states have internal predecessors, (1164), 184 states have call successors, (184), 79 states have call predecessors, (184), 79 states have return successors, (184), 176 states have call predecessors, (184), 184 states have call successors, (184) [2024-10-24 16:34:19,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1085 states to 1085 states and 1532 transitions. [2024-10-24 16:34:19,608 INFO L78 Accepts]: Start accepts. Automaton has 1085 states and 1532 transitions. Word has length 15 [2024-10-24 16:34:19,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 16:34:19,609 INFO L471 AbstractCegarLoop]: Abstraction has 1085 states and 1532 transitions. [2024-10-24 16:34:19,609 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.375) internal successors, (19), 8 states have internal predecessors, (19), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-10-24 16:34:19,609 INFO L276 IsEmpty]: Start isEmpty. Operand 1085 states and 1532 transitions. [2024-10-24 16:34:19,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-10-24 16:34:19,609 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 16:34:19,610 INFO L215 NwaCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 16:34:19,618 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2024-10-24 16:34:19,810 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:34:19,810 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-24 16:34:19,811 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 16:34:19,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1427611205, now seen corresponding path program 2 times [2024-10-24 16:34:19,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 16:34:19,811 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1974249579] [2024-10-24 16:34:19,811 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-24 16:34:19,811 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 [2024-10-24 16:34:19,811 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 16:34:19,812 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 16:34:19,813 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-10-24 16:34:20,350 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-24 16:34:20,350 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-24 16:34:20,360 INFO L255 TraceCheckSpWp]: Trace formula consists of 533 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-24 16:34:20,361 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 16:34:20,605 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:34:20,606 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-24 16:34:20,997 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-24 16:34:20,997 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 16:34:20,997 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1974249579] [2024-10-24 16:34:20,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1974249579] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-24 16:34:20,997 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-24 16:34:20,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 13 [2024-10-24 16:34:20,997 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794941486] [2024-10-24 16:34:20,998 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-24 16:34:20,998 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-10-24 16:34:20,998 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 16:34:20,998 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-24 16:34:20,998 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2024-10-24 16:34:20,998 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) [2024-10-24 16:34:22,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:26,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:28,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:32,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:34,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:36,436 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-24 16:34:43,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-24 16:34:43,083 INFO L93 Difference]: Finished difference Result 1155 states and 1554 transitions. [2024-10-24 16:34:43,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-24 16:34:43,084 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 [2024-10-24 16:34:43,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-24 16:34:43,087 INFO L225 Difference]: With dead ends: 1155 [2024-10-24 16:34:43,087 INFO L226 Difference]: Without dead ends: 1155 [2024-10-24 16:34:43,087 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=131, Invalid=211, Unknown=0, NotChecked=0, Total=342 [2024-10-24 16:34:43,088 INFO L432 NwaCegarLoop]: 688 mSDtfsCounter, 265 mSDsluCounter, 3386 mSDsCounter, 0 mSdLazyCounter, 2306 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.9s 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, 21.6s IncrementalHoareTripleChecker+Time [2024-10-24 16:34:43,088 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [265 Valid, 4074 Invalid, 2315 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 2306 Invalid, 0 Unknown, 0 Unchecked, 21.6s Time] [2024-10-24 16:34:43,089 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1155 states. [2024-10-24 16:34:43,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1155 to 1094. [2024-10-24 16:34:43,105 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) [2024-10-24 16:34:43,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1094 states to 1094 states and 1544 transitions. [2024-10-24 16:34:43,108 INFO L78 Accepts]: Start accepts. Automaton has 1094 states and 1544 transitions. Word has length 17 [2024-10-24 16:34:43,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-24 16:34:43,108 INFO L471 AbstractCegarLoop]: Abstraction has 1094 states and 1544 transitions. [2024-10-24 16:34:43,108 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) [2024-10-24 16:34:43,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 1544 transitions. [2024-10-24 16:34:43,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-10-24 16:34:43,109 INFO L207 NwaCegarLoop]: Found error trace [2024-10-24 16:34:43,109 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-24 16:34:43,122 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-10-24 16:34:43,309 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:34:43,310 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 203 more)] === [2024-10-24 16:34:43,310 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-24 16:34:43,310 INFO L85 PathProgramCache]: Analyzing trace with hash 133736271, now seen corresponding path program 2 times [2024-10-24 16:34:43,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-24 16:34:43,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2048443215] [2024-10-24 16:34:43,311 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-24 16:34:43,311 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-10-24 16:34:43,311 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-24 16:34:43,312 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-10-24 16:34:43,313 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-10-24 16:34:43,724 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-10-24 16:34:43,724 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-24 16:34:43,732 INFO L255 TraceCheckSpWp]: Trace formula consists of 475 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-24 16:34:43,733 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-24 16:34:43,864 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-10-24 16:34:43,864 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-24 16:34:43,864 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-24 16:34:43,865 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2048443215] [2024-10-24 16:34:43,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2048443215] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-24 16:34:43,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-24 16:34:43,865 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-24 16:34:43,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358814002] [2024-10-24 16:34:43,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-24 16:34:43,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-24 16:34:43,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-24 16:34:43,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-24 16:34:43,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-24 16:34:43,866 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)