./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_all.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 61a67961 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_all.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 a564ea576763c13bfd3673da7d9fb82b1799f9ec9208539e745949eb812373cd --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 18:11:36,183 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 18:11:36,237 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2024-10-14 18:11:36,241 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 18:11:36,243 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 18:11:36,266 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 18:11:36,267 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 18:11:36,267 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 18:11:36,268 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 18:11:36,269 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 18:11:36,269 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 18:11:36,270 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 18:11:36,270 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 18:11:36,270 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 18:11:36,270 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 18:11:36,272 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 18:11:36,272 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 18:11:36,272 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 18:11:36,273 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 18:11:36,273 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 18:11:36,273 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-14 18:11:36,273 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-14 18:11:36,276 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-14 18:11:36,276 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 18:11:36,276 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 18:11:36,276 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 18:11:36,276 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 18:11:36,277 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 18:11:36,277 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 18:11:36,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 18:11:36,277 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 18:11:36,277 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 18:11:36,277 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 18:11:36,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 18:11:36,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 18:11:36,278 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 18:11:36,278 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-14 18:11:36,278 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-14 18:11:36,278 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 18:11:36,278 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 18:11:36,278 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 18:11:36,279 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 18:11:36,280 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a564ea576763c13bfd3673da7d9fb82b1799f9ec9208539e745949eb812373cd [2024-10-14 18:11:36,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 18:11:36,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 18:11:36,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 18:11:36,528 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 18:11:36,528 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 18:11:36,529 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2024-10-14 18:11:37,875 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 18:11:38,226 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 18:11:38,226 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2024-10-14 18:11:38,264 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/543c8934c/cb98d71393cf4e49859cd66d35fe4884/FLAG5d127c258 [2024-10-14 18:11:38,282 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/543c8934c/cb98d71393cf4e49859cd66d35fe4884 [2024-10-14 18:11:38,288 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 18:11:38,290 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 18:11:38,293 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 18:11:38,294 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 18:11:38,300 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 18:11:38,301 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:11:38" (1/1) ... [2024-10-14 18:11:38,302 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@355ccc87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:11:38, skipping insertion in model container [2024-10-14 18:11:38,302 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:11:38" (1/1) ... [2024-10-14 18:11:38,386 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 18:11:39,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 18:11:39,610 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) [2024-10-14 18:11:39,610 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@16434c1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:11:39, skipping insertion in model container [2024-10-14 18:11:39,610 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 18:11:39,611 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-14 18:11:39,612 INFO L158 Benchmark]: Toolchain (without parser) took 1321.49ms. Allocated memory is still 190.8MB. Free memory was 118.3MB in the beginning and 144.9MB in the end (delta: -26.7MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2024-10-14 18:11:39,612 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 113.2MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-14 18:11:39,613 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1317.58ms. Allocated memory is still 190.8MB. Free memory was 118.0MB in the beginning and 144.9MB in the end (delta: -26.9MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2024-10-14 18:11:39,614 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 113.2MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1317.58ms. Allocated memory is still 190.8MB. Free memory was 118.0MB in the beginning and 144.9MB in the end (delta: -26.9MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2992]: 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_all.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 a564ea576763c13bfd3673da7d9fb82b1799f9ec9208539e745949eb812373cd --- Real Ultimate output --- This is Ultimate 0.2.5-wip.fs.cvc5-61a6796-m [2024-10-14 18:11:41,967 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-14 18:11:42,063 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2024-10-14 18:11:42,070 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-14 18:11:42,071 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-14 18:11:42,103 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-14 18:11:42,103 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-14 18:11:42,104 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-14 18:11:42,104 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-14 18:11:42,104 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-14 18:11:42,104 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-14 18:11:42,105 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-14 18:11:42,105 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-14 18:11:42,105 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-14 18:11:42,105 INFO L153 SettingsManager]: * Use SBE=true [2024-10-14 18:11:42,106 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-14 18:11:42,106 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-14 18:11:42,109 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-14 18:11:42,110 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-14 18:11:42,110 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-14 18:11:42,110 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-14 18:11:42,110 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-14 18:11:42,111 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-14 18:11:42,111 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-14 18:11:42,111 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-14 18:11:42,111 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-14 18:11:42,112 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-14 18:11:42,112 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-14 18:11:42,112 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-14 18:11:42,112 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-14 18:11:42,115 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-14 18:11:42,115 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-14 18:11:42,115 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-14 18:11:42,115 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-14 18:11:42,116 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-14 18:11:42,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 18:11:42,116 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-14 18:11:42,116 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-14 18:11:42,116 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-14 18:11:42,116 INFO L153 SettingsManager]: * Command for external solver=cvc5 --incremental --print-success --lang smt [2024-10-14 18:11:42,116 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-14 18:11:42,117 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-14 18:11:42,117 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-14 18:11:42,117 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-14 18:11:42,117 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-14 18:11:42,117 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a564ea576763c13bfd3673da7d9fb82b1799f9ec9208539e745949eb812373cd [2024-10-14 18:11:42,492 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-14 18:11:42,515 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-14 18:11:42,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-14 18:11:42,523 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-14 18:11:42,524 INFO L274 PluginConnector]: CDTParser initialized [2024-10-14 18:11:42,526 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2024-10-14 18:11:44,015 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-14 18:11:44,562 INFO L384 CDTParser]: Found 1 translation units. [2024-10-14 18:11:44,563 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ddv-machzwd/ddv_machzwd_all.i [2024-10-14 18:11:44,619 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a862fdd8d/cc1f37c9fdb14a089341388605c6d735/FLAGfd81b06d6 [2024-10-14 18:11:44,633 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a862fdd8d/cc1f37c9fdb14a089341388605c6d735 [2024-10-14 18:11:44,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-14 18:11:44,637 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-14 18:11:44,639 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-14 18:11:44,639 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-14 18:11:44,643 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-14 18:11:44,643 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:11:44" (1/1) ... [2024-10-14 18:11:44,645 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a14c27a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:11:44, skipping insertion in model container [2024-10-14 18:11:44,645 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 06:11:44" (1/1) ... [2024-10-14 18:11:44,725 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 18:11:45,656 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 18:11:45,688 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-10-14 18:11:45,708 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-14 18:11:45,841 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 18:11:45,863 INFO L200 MainTranslator]: Completed pre-run [2024-10-14 18:11:46,087 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-14 18:11:46,240 INFO L204 MainTranslator]: Completed translation [2024-10-14 18:11:46,241 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:11:46 WrapperNode [2024-10-14 18:11:46,241 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-14 18:11:46,242 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-14 18:11:46,243 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-14 18:11:46,243 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-14 18:11:46,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:11:46" (1/1) ... [2024-10-14 18:11:46,324 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:11:46" (1/1) ... [2024-10-14 18:11:46,414 INFO L138 Inliner]: procedures = 484, calls = 866, calls flagged for inlining = 56, calls inlined = 38, statements flattened = 1039 [2024-10-14 18:11:46,418 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-14 18:11:46,419 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-14 18:11:46,419 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-14 18:11:46,419 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-14 18:11:46,438 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:11:46" (1/1) ... [2024-10-14 18:11:46,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:11:46" (1/1) ... [2024-10-14 18:11:46,449 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:11:46" (1/1) ... [2024-10-14 18:11:46,533 INFO L175 MemorySlicer]: Split 211 memory accesses to 27 slices as follows [2, 12, 5, 5, 3, 22, 2, 3, 2, 5, 2, 4, 11, 5, 6, 0, 2, 2, 16, 2, 4, 20, 18, 19, 2, 35, 2]. 17 percent of accesses are in the largest equivalence class. The 85 initializations are split as follows [0, 6, 1, 3, 3, 0, 0, 0, 0, 4, 0, 0, 2, 1, 0, 0, 0, 0, 5, 2, 4, 4, 18, 0, 0, 32, 0]. The 61 writes are split as follows [1, 6, 2, 0, 0, 8, 2, 0, 2, 0, 2, 1, 5, 1, 3, 0, 2, 2, 8, 0, 0, 4, 0, 7, 0, 3, 2]. [2024-10-14 18:11:46,533 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:11:46" (1/1) ... [2024-10-14 18:11:46,533 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:11:46" (1/1) ... [2024-10-14 18:11:46,642 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:11:46" (1/1) ... [2024-10-14 18:11:46,651 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:11:46" (1/1) ... [2024-10-14 18:11:46,682 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:11:46" (1/1) ... [2024-10-14 18:11:46,698 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:11:46" (1/1) ... [2024-10-14 18:11:46,723 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-14 18:11:46,724 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-14 18:11:46,725 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-14 18:11:46,725 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-14 18:11:46,725 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:11:46" (1/1) ... [2024-10-14 18:11:46,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-14 18:11:46,741 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-14 18:11:46,755 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) [2024-10-14 18:11:46,760 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 [2024-10-14 18:11:46,795 INFO L130 BoogieDeclarations]: Found specification of procedure zf_timer_off [2024-10-14 18:11:46,795 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_timer_off [2024-10-14 18:11:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2024-10-14 18:11:46,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_UINT~X~C_ULONG~TO~C_INT [2024-10-14 18:11:46,796 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-10-14 18:11:46,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_begin [2024-10-14 18:11:46,797 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2024-10-14 18:11:46,797 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2024-10-14 18:11:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-14 18:11:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#0 [2024-10-14 18:11:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#1 [2024-10-14 18:11:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#2 [2024-10-14 18:11:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#3 [2024-10-14 18:11:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#4 [2024-10-14 18:11:46,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#5 [2024-10-14 18:11:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#6 [2024-10-14 18:11:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#7 [2024-10-14 18:11:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#8 [2024-10-14 18:11:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#9 [2024-10-14 18:11:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#10 [2024-10-14 18:11:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#11 [2024-10-14 18:11:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#12 [2024-10-14 18:11:46,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#13 [2024-10-14 18:11:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#14 [2024-10-14 18:11:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#15 [2024-10-14 18:11:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#16 [2024-10-14 18:11:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#17 [2024-10-14 18:11:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#18 [2024-10-14 18:11:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#19 [2024-10-14 18:11:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#20 [2024-10-14 18:11:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#21 [2024-10-14 18:11:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#22 [2024-10-14 18:11:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#23 [2024-10-14 18:11:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#24 [2024-10-14 18:11:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#25 [2024-10-14 18:11:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2#26 [2024-10-14 18:11:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-14 18:11:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-10-14 18:11:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-10-14 18:11:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-10-14 18:11:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-10-14 18:11:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-10-14 18:11:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-10-14 18:11:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#7 [2024-10-14 18:11:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#8 [2024-10-14 18:11:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#9 [2024-10-14 18:11:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#10 [2024-10-14 18:11:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#11 [2024-10-14 18:11:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#12 [2024-10-14 18:11:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#13 [2024-10-14 18:11:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#14 [2024-10-14 18:11:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#15 [2024-10-14 18:11:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#16 [2024-10-14 18:11:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#17 [2024-10-14 18:11:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#18 [2024-10-14 18:11:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#19 [2024-10-14 18:11:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#20 [2024-10-14 18:11:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#21 [2024-10-14 18:11:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#22 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#23 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#24 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#25 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#26 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#7 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#8 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#9 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#10 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#11 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#12 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#13 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#14 [2024-10-14 18:11:46,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#15 [2024-10-14 18:11:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#16 [2024-10-14 18:11:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#17 [2024-10-14 18:11:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#18 [2024-10-14 18:11:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#19 [2024-10-14 18:11:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#20 [2024-10-14 18:11:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#21 [2024-10-14 18:11:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#22 [2024-10-14 18:11:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#23 [2024-10-14 18:11:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#24 [2024-10-14 18:11:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#25 [2024-10-14 18:11:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#26 [2024-10-14 18:11:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2024-10-14 18:11:46,806 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2024-10-14 18:11:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-10-14 18:11:46,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_end [2024-10-14 18:11:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure zf_get_control [2024-10-14 18:11:46,806 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_get_control [2024-10-14 18:11:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-14 18:11:46,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-14 18:11:46,806 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2024-10-14 18:11:46,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~C_INT [2024-10-14 18:11:46,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-14 18:11:46,807 INFO L130 BoogieDeclarations]: Found specification of procedure request_region [2024-10-14 18:11:46,807 INFO L138 BoogieDeclarations]: Found implementation of procedure request_region [2024-10-14 18:11:46,807 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-14 18:11:46,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-14 18:11:46,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-14 18:11:46,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-14 18:11:46,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-14 18:11:46,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-14 18:11:46,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-14 18:11:46,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-14 18:11:46,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-10-14 18:11:46,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-10-14 18:11:46,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-10-14 18:11:46,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-10-14 18:11:46,809 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-10-14 18:11:46,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-10-14 18:11:46,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-10-14 18:11:46,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-10-14 18:11:46,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-10-14 18:11:46,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2024-10-14 18:11:46,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2024-10-14 18:11:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2024-10-14 18:11:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2024-10-14 18:11:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2024-10-14 18:11:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2024-10-14 18:11:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2024-10-14 18:11:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2024-10-14 18:11:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2024-10-14 18:11:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2024-10-14 18:11:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2024-10-14 18:11:46,811 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2024-10-14 18:11:46,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2024-10-14 18:11:46,812 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irqsave [2024-10-14 18:11:46,812 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irqsave [2024-10-14 18:11:46,812 INFO L130 BoogieDeclarations]: Found specification of procedure release_region [2024-10-14 18:11:46,813 INFO L138 BoogieDeclarations]: Found implementation of procedure release_region [2024-10-14 18:11:46,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-14 18:11:46,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-14 18:11:46,813 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_init [2024-10-14 18:11:46,813 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_init [2024-10-14 18:11:46,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-10-14 18:11:46,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-10-14 18:11:46,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-10-14 18:11:46,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-10-14 18:11:46,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-10-14 18:11:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-10-14 18:11:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-10-14 18:11:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#7 [2024-10-14 18:11:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#8 [2024-10-14 18:11:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#9 [2024-10-14 18:11:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#10 [2024-10-14 18:11:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#11 [2024-10-14 18:11:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#12 [2024-10-14 18:11:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#13 [2024-10-14 18:11:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#14 [2024-10-14 18:11:46,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#15 [2024-10-14 18:11:46,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#16 [2024-10-14 18:11:46,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#17 [2024-10-14 18:11:46,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#18 [2024-10-14 18:11:46,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#19 [2024-10-14 18:11:46,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#20 [2024-10-14 18:11:46,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#21 [2024-10-14 18:11:46,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#22 [2024-10-14 18:11:46,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#23 [2024-10-14 18:11:46,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#24 [2024-10-14 18:11:46,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#25 [2024-10-14 18:11:46,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#26 [2024-10-14 18:11:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-10-14 18:11:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-10-14 18:11:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-10-14 18:11:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-10-14 18:11:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-10-14 18:11:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-10-14 18:11:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-10-14 18:11:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#7 [2024-10-14 18:11:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#8 [2024-10-14 18:11:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#9 [2024-10-14 18:11:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#10 [2024-10-14 18:11:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#11 [2024-10-14 18:11:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#12 [2024-10-14 18:11:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#13 [2024-10-14 18:11:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#14 [2024-10-14 18:11:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#15 [2024-10-14 18:11:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#16 [2024-10-14 18:11:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#17 [2024-10-14 18:11:46,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#18 [2024-10-14 18:11:46,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#19 [2024-10-14 18:11:46,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#20 [2024-10-14 18:11:46,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#21 [2024-10-14 18:11:46,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#22 [2024-10-14 18:11:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#23 [2024-10-14 18:11:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#24 [2024-10-14 18:11:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#25 [2024-10-14 18:11:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#26 [2024-10-14 18:11:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-10-14 18:11:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-10-14 18:11:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-10-14 18:11:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-10-14 18:11:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-10-14 18:11:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-10-14 18:11:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-10-14 18:11:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#7 [2024-10-14 18:11:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#8 [2024-10-14 18:11:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#9 [2024-10-14 18:11:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#10 [2024-10-14 18:11:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#11 [2024-10-14 18:11:46,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#12 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#13 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#14 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#15 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#16 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#17 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#18 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#19 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#20 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#21 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#22 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#23 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#24 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#25 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#26 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-10-14 18:11:46,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#16 [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#17 [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#18 [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#19 [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#20 [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#21 [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#22 [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#23 [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#24 [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#25 [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#26 [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-14 18:11:46,861 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-14 18:11:46,861 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2024-10-14 18:11:46,861 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2024-10-14 18:11:46,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-14 18:11:46,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-14 18:11:46,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-14 18:11:46,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-14 18:11:46,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-14 18:11:46,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-14 18:11:46,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-14 18:11:46,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-14 18:11:46,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-10-14 18:11:46,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-10-14 18:11:46,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-10-14 18:11:46,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-10-14 18:11:46,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-10-14 18:11:46,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-10-14 18:11:46,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-10-14 18:11:46,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-10-14 18:11:46,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-10-14 18:11:46,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2024-10-14 18:11:46,864 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2024-10-14 18:11:46,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2024-10-14 18:11:46,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2024-10-14 18:11:46,866 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2024-10-14 18:11:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2024-10-14 18:11:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2024-10-14 18:11:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2024-10-14 18:11:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2024-10-14 18:11:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2024-10-14 18:11:46,867 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2024-10-14 18:11:46,868 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2024-10-14 18:11:46,868 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2024-10-14 18:11:46,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-10-14 18:11:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-10-14 18:11:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-10-14 18:11:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-10-14 18:11:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-10-14 18:11:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-10-14 18:11:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-10-14 18:11:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#7 [2024-10-14 18:11:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#8 [2024-10-14 18:11:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#9 [2024-10-14 18:11:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#10 [2024-10-14 18:11:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#11 [2024-10-14 18:11:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#12 [2024-10-14 18:11:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#13 [2024-10-14 18:11:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#14 [2024-10-14 18:11:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#15 [2024-10-14 18:11:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#16 [2024-10-14 18:11:46,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#17 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#18 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#19 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#20 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#21 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#22 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#23 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#24 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#25 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#26 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2024-10-14 18:11:46,871 INFO L138 BoogieDeclarations]: Found implementation of procedure cdev_add [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#7 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#8 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#9 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#10 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#11 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#12 [2024-10-14 18:11:46,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#13 [2024-10-14 18:11:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#14 [2024-10-14 18:11:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#15 [2024-10-14 18:11:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#16 [2024-10-14 18:11:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#17 [2024-10-14 18:11:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#18 [2024-10-14 18:11:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#19 [2024-10-14 18:11:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#20 [2024-10-14 18:11:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#21 [2024-10-14 18:11:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#22 [2024-10-14 18:11:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#23 [2024-10-14 18:11:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#24 [2024-10-14 18:11:46,872 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#25 [2024-10-14 18:11:46,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#26 [2024-10-14 18:11:46,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#0 [2024-10-14 18:11:46,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#1 [2024-10-14 18:11:46,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#2 [2024-10-14 18:11:46,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#3 [2024-10-14 18:11:46,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#4 [2024-10-14 18:11:46,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#5 [2024-10-14 18:11:46,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#6 [2024-10-14 18:11:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#7 [2024-10-14 18:11:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#8 [2024-10-14 18:11:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#9 [2024-10-14 18:11:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#10 [2024-10-14 18:11:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#11 [2024-10-14 18:11:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#12 [2024-10-14 18:11:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#13 [2024-10-14 18:11:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#14 [2024-10-14 18:11:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#15 [2024-10-14 18:11:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#16 [2024-10-14 18:11:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#17 [2024-10-14 18:11:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#18 [2024-10-14 18:11:46,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#19 [2024-10-14 18:11:46,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#20 [2024-10-14 18:11:46,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#21 [2024-10-14 18:11:46,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#22 [2024-10-14 18:11:46,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#23 [2024-10-14 18:11:46,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#24 [2024-10-14 18:11:46,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#25 [2024-10-14 18:11:46,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2#26 [2024-10-14 18:11:46,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-10-14 18:11:46,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-10-14 18:11:46,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-10-14 18:11:46,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-10-14 18:11:46,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-10-14 18:11:46,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#7 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#8 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#9 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#10 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#11 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#12 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#13 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#14 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#15 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#16 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#17 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#18 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#19 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#20 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#21 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#22 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#23 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#24 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#25 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#26 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-14 18:11:46,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-14 18:11:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-14 18:11:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-14 18:11:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-14 18:11:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-14 18:11:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-14 18:11:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-10-14 18:11:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-10-14 18:11:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-10-14 18:11:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-10-14 18:11:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-10-14 18:11:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-10-14 18:11:46,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-10-14 18:11:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-10-14 18:11:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-10-14 18:11:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2024-10-14 18:11:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2024-10-14 18:11:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2024-10-14 18:11:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2024-10-14 18:11:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2024-10-14 18:11:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2024-10-14 18:11:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2024-10-14 18:11:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2024-10-14 18:11:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2024-10-14 18:11:46,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2024-10-14 18:11:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2024-10-14 18:11:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2024-10-14 18:11:46,879 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2024-10-14 18:11:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2024-10-14 18:11:46,879 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2024-10-14 18:11:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2024-10-14 18:11:46,879 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2024-10-14 18:11:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure misc_deregister [2024-10-14 18:11:46,879 INFO L138 BoogieDeclarations]: Found implementation of procedure misc_deregister [2024-10-14 18:11:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure assert_context_process [2024-10-14 18:11:46,879 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_context_process [2024-10-14 18:11:46,879 INFO L130 BoogieDeclarations]: Found specification of procedure zf_set_control [2024-10-14 18:11:46,880 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_set_control [2024-10-14 18:11:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2024-10-14 18:11:46,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~$Pointer$~TO~C_LONG [2024-10-14 18:11:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure zf_readw [2024-10-14 18:11:46,880 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_readw [2024-10-14 18:11:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-10-14 18:11:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-10-14 18:11:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-10-14 18:11:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-10-14 18:11:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-10-14 18:11:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-10-14 18:11:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-10-14 18:11:46,880 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#7 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#8 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#9 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#10 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#11 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#12 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#13 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#14 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#15 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#16 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#17 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#18 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#19 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#20 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#21 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#22 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#23 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#24 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#25 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#26 [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure zf_ping [2024-10-14 18:11:46,881 INFO L138 BoogieDeclarations]: Found implementation of procedure zf_ping [2024-10-14 18:11:46,881 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2024-10-14 18:11:46,882 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2024-10-14 18:11:46,882 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_ULONG~TO~VOID [2024-10-14 18:11:46,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_ULONG~TO~VOID [2024-10-14 18:11:47,443 INFO L238 CfgBuilder]: Building ICFG [2024-10-14 18:11:47,446 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-14 18:11:50,692 INFO L? ?]: Removed 647 outVars from TransFormulas that were not future-live. [2024-10-14 18:11:50,692 INFO L287 CfgBuilder]: Performing block encoding [2024-10-14 18:11:50,916 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-14 18:11:50,916 INFO L314 CfgBuilder]: Removed 4 assume(true) statements. [2024-10-14 18:11:50,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:11:50 BoogieIcfgContainer [2024-10-14 18:11:50,916 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-14 18:11:50,922 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-14 18:11:50,922 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-14 18:11:50,925 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-14 18:11:50,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 06:11:44" (1/3) ... [2024-10-14 18:11:50,929 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eb4c05a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:11:50, skipping insertion in model container [2024-10-14 18:11:50,929 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 06:11:46" (2/3) ... [2024-10-14 18:11:50,929 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3eb4c05a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 06:11:50, skipping insertion in model container [2024-10-14 18:11:50,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 06:11:50" (3/3) ... [2024-10-14 18:11:50,931 INFO L112 eAbstractionObserver]: Analyzing ICFG ddv_machzwd_all.i [2024-10-14 18:11:50,954 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-14 18:11:50,954 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 206 error locations. [2024-10-14 18:11:50,993 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-14 18:11:51,000 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;@248a9c19, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-14 18:11:51,000 INFO L334 AbstractCegarLoop]: Starting to check reachability of 206 error locations. [2024-10-14 18:11:51,005 INFO L276 IsEmpty]: Start isEmpty. Operand has 616 states, 301 states have (on average 1.973421926910299) internal successors, (594), 514 states have internal predecessors, (594), 81 states have call successors, (81), 27 states have call predecessors, (81), 27 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2024-10-14 18:11:51,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-14 18:11:51,009 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 18:11:51,010 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-14 18:11:51,010 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting spin_lock_initErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 204 more)] === [2024-10-14 18:11:51,013 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 18:11:51,013 INFO L85 PathProgramCache]: Analyzing trace with hash 41093164, now seen corresponding path program 1 times [2024-10-14 18:11:51,023 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 18:11:51,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [471883695] [2024-10-14 18:11:51,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 18:11:51,024 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 [2024-10-14 18:11:51,024 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 18:11:51,026 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) [2024-10-14 18:11:51,027 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 [2024-10-14 18:11:51,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 18:11:51,563 INFO L255 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-14 18:11:51,567 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 18:11:51,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 18:11:51,631 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 18:11:51,632 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 18:11:51,632 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [471883695] [2024-10-14 18:11:51,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [471883695] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 18:11:51,632 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 18:11:51,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 18:11:51,634 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381385314] [2024-10-14 18:11:51,634 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 18:11:51,638 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 18:11:51,638 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 18:11:51,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 18:11:51,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 18:11:51,662 INFO L87 Difference]: Start difference. First operand has 616 states, 301 states have (on average 1.973421926910299) internal successors, (594), 514 states have internal predecessors, (594), 81 states have call successors, (81), 27 states have call predecessors, (81), 27 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) 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) [2024-10-14 18:11:53,667 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:11:56,672 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:12:00,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:12:03,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 18:12:03,177 INFO L93 Difference]: Finished difference Result 1118 states and 1359 transitions. [2024-10-14 18:12:03,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 18:12:03,180 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 [2024-10-14 18:12:03,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 18:12:03,191 INFO L225 Difference]: With dead ends: 1118 [2024-10-14 18:12:03,191 INFO L226 Difference]: Without dead ends: 1116 [2024-10-14 18:12:03,192 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 [2024-10-14 18:12:03,194 INFO L432 NwaCegarLoop]: 622 mSDtfsCounter, 645 mSDsluCounter, 1381 mSDsCounter, 0 mSdLazyCounter, 1278 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 646 SdHoareTripleChecker+Valid, 2003 SdHoareTripleChecker+Invalid, 1283 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 1278 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.3s IncrementalHoareTripleChecker+Time [2024-10-14 18:12:03,194 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [646 Valid, 2003 Invalid, 1283 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 1278 Invalid, 1 Unknown, 0 Unchecked, 11.3s Time] [2024-10-14 18:12:03,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2024-10-14 18:12:03,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 908. [2024-10-14 18:12:03,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 908 states, 506 states have (on average 1.9426877470355732) internal successors, (983), 730 states have internal predecessors, (983), 144 states have call successors, (144), 52 states have call predecessors, (144), 52 states have return successors, (144), 137 states have call predecessors, (144), 144 states have call successors, (144) [2024-10-14 18:12:03,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 908 states and 1271 transitions. [2024-10-14 18:12:03,268 INFO L78 Accepts]: Start accepts. Automaton has 908 states and 1271 transitions. Word has length 4 [2024-10-14 18:12:03,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 18:12:03,268 INFO L471 AbstractCegarLoop]: Abstraction has 908 states and 1271 transitions. [2024-10-14 18:12:03,268 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) [2024-10-14 18:12:03,268 INFO L276 IsEmpty]: Start isEmpty. Operand 908 states and 1271 transitions. [2024-10-14 18:12:03,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-10-14 18:12:03,269 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 18:12:03,269 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-10-14 18:12:03,276 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-10-14 18:12:03,469 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 [2024-10-14 18:12:03,470 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting spin_lock_initErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 204 more)] === [2024-10-14 18:12:03,471 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 18:12:03,471 INFO L85 PathProgramCache]: Analyzing trace with hash 41093165, now seen corresponding path program 1 times [2024-10-14 18:12:03,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 18:12:03,471 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1549875195] [2024-10-14 18:12:03,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 18:12:03,472 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 [2024-10-14 18:12:03,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 18:12:03,474 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) [2024-10-14 18:12:03,475 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 [2024-10-14 18:12:03,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 18:12:03,891 INFO L255 TraceCheckSpWp]: Trace formula consists of 450 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-10-14 18:12:03,892 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 18:12:03,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 18:12:03,955 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 18:12:03,956 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 18:12:03,956 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1549875195] [2024-10-14 18:12:03,956 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1549875195] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 18:12:03,956 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 18:12:03,956 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-14 18:12:03,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1933834948] [2024-10-14 18:12:03,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 18:12:03,957 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-14 18:12:03,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 18:12:03,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-14 18:12:03,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-14 18:12:03,958 INFO L87 Difference]: Start difference. First operand 908 states and 1271 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) [2024-10-14 18:12:06,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:12:10,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:12:13,294 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:12:15,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 18:12:15,067 INFO L93 Difference]: Finished difference Result 1042 states and 1367 transitions. [2024-10-14 18:12:15,068 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-14 18:12:15,068 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 [2024-10-14 18:12:15,068 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 18:12:15,073 INFO L225 Difference]: With dead ends: 1042 [2024-10-14 18:12:15,073 INFO L226 Difference]: Without dead ends: 1042 [2024-10-14 18:12:15,074 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 [2024-10-14 18:12:15,075 INFO L432 NwaCegarLoop]: 698 mSDtfsCounter, 259 mSDsluCounter, 1485 mSDsCounter, 0 mSdLazyCounter, 1022 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 260 SdHoareTripleChecker+Valid, 2183 SdHoareTripleChecker+Invalid, 1024 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1022 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.0s IncrementalHoareTripleChecker+Time [2024-10-14 18:12:15,075 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [260 Valid, 2183 Invalid, 1024 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1022 Invalid, 1 Unknown, 0 Unchecked, 11.0s Time] [2024-10-14 18:12:15,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1042 states. [2024-10-14 18:12:15,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1042 to 982. [2024-10-14 18:12:15,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 982 states, 544 states have (on average 1.8952205882352942) internal successors, (1031), 769 states have internal predecessors, (1031), 166 states have call successors, (166), 66 states have call predecessors, (166), 66 states have return successors, (166), 159 states have call predecessors, (166), 166 states have call successors, (166) [2024-10-14 18:12:15,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 982 states to 982 states and 1363 transitions. [2024-10-14 18:12:15,111 INFO L78 Accepts]: Start accepts. Automaton has 982 states and 1363 transitions. Word has length 4 [2024-10-14 18:12:15,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 18:12:15,111 INFO L471 AbstractCegarLoop]: Abstraction has 982 states and 1363 transitions. [2024-10-14 18:12:15,112 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) [2024-10-14 18:12:15,112 INFO L276 IsEmpty]: Start isEmpty. Operand 982 states and 1363 transitions. [2024-10-14 18:12:15,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-14 18:12:15,113 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 18:12:15,113 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 18:12:15,121 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 (3)] Forceful destruction successful, exit code 0 [2024-10-14 18:12:15,316 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 [2024-10-14 18:12:15,317 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 204 more)] === [2024-10-14 18:12:15,317 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 18:12:15,318 INFO L85 PathProgramCache]: Analyzing trace with hash -940869433, now seen corresponding path program 1 times [2024-10-14 18:12:15,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 18:12:15,318 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [711820840] [2024-10-14 18:12:15,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 18:12:15,319 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 [2024-10-14 18:12:15,319 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 18:12:15,321 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) [2024-10-14 18:12:15,322 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 [2024-10-14 18:12:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 18:12:15,758 INFO L255 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-14 18:12:15,759 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 18:12:15,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 18:12:15,801 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 18:12:15,802 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 18:12:15,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [711820840] [2024-10-14 18:12:15,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [711820840] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 18:12:15,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 18:12:15,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-14 18:12:15,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092526217] [2024-10-14 18:12:15,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 18:12:15,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 18:12:15,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 18:12:15,804 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 18:12:15,804 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 18:12:15,804 INFO L87 Difference]: Start difference. First operand 982 states and 1363 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) [2024-10-14 18:12:17,226 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.42s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:12:18,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 18:12:18,166 INFO L93 Difference]: Finished difference Result 1183 states and 1444 transitions. [2024-10-14 18:12:18,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-14 18:12:18,167 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 [2024-10-14 18:12:18,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 18:12:18,174 INFO L225 Difference]: With dead ends: 1183 [2024-10-14 18:12:18,174 INFO L226 Difference]: Without dead ends: 1183 [2024-10-14 18:12:18,174 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 [2024-10-14 18:12:18,175 INFO L432 NwaCegarLoop]: 613 mSDtfsCounter, 625 mSDsluCounter, 475 mSDsCounter, 0 mSdLazyCounter, 465 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 625 SdHoareTripleChecker+Valid, 1088 SdHoareTripleChecker+Invalid, 472 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 465 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-10-14 18:12:18,175 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [625 Valid, 1088 Invalid, 472 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 465 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-10-14 18:12:18,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1183 states. [2024-10-14 18:12:18,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1183 to 981. [2024-10-14 18:12:18,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 981 states, 544 states have (on average 1.8860294117647058) internal successors, (1026), 768 states have internal predecessors, (1026), 166 states have call successors, (166), 66 states have call predecessors, (166), 66 states have return successors, (166), 159 states have call predecessors, (166), 166 states have call successors, (166) [2024-10-14 18:12:18,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 981 states and 1358 transitions. [2024-10-14 18:12:18,196 INFO L78 Accepts]: Start accepts. Automaton has 981 states and 1358 transitions. Word has length 9 [2024-10-14 18:12:18,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 18:12:18,196 INFO L471 AbstractCegarLoop]: Abstraction has 981 states and 1358 transitions. [2024-10-14 18:12:18,197 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) [2024-10-14 18:12:18,197 INFO L276 IsEmpty]: Start isEmpty. Operand 981 states and 1358 transitions. [2024-10-14 18:12:18,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-10-14 18:12:18,197 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 18:12:18,197 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 18:12:18,206 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2024-10-14 18:12:18,398 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 [2024-10-14 18:12:18,399 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 204 more)] === [2024-10-14 18:12:18,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 18:12:18,399 INFO L85 PathProgramCache]: Analyzing trace with hash -940869432, now seen corresponding path program 1 times [2024-10-14 18:12:18,400 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 18:12:18,400 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [601047171] [2024-10-14 18:12:18,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 18:12:18,400 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 [2024-10-14 18:12:18,401 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 18:12:18,402 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) [2024-10-14 18:12:18,403 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 [2024-10-14 18:12:18,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 18:12:18,859 INFO L255 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-10-14 18:12:18,860 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 18:12:18,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 18:12:18,943 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 18:12:18,943 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 18:12:18,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [601047171] [2024-10-14 18:12:18,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [601047171] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 18:12:18,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 18:12:18,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-14 18:12:18,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1782313369] [2024-10-14 18:12:18,944 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 18:12:18,944 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-14 18:12:18,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 18:12:18,945 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-14 18:12:18,945 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-14 18:12:18,945 INFO L87 Difference]: Start difference. First operand 981 states and 1358 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) [2024-10-14 18:12:20,686 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:12:24,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:12:25,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 18:12:25,196 INFO L93 Difference]: Finished difference Result 1044 states and 1371 transitions. [2024-10-14 18:12:25,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-14 18:12:25,196 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 [2024-10-14 18:12:25,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 18:12:25,200 INFO L225 Difference]: With dead ends: 1044 [2024-10-14 18:12:25,201 INFO L226 Difference]: Without dead ends: 1044 [2024-10-14 18:12:25,203 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 [2024-10-14 18:12:25,204 INFO L432 NwaCegarLoop]: 697 mSDtfsCounter, 257 mSDsluCounter, 576 mSDsCounter, 0 mSdLazyCounter, 523 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 1273 SdHoareTripleChecker+Invalid, 526 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 523 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.2s IncrementalHoareTripleChecker+Time [2024-10-14 18:12:25,204 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 1273 Invalid, 526 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 523 Invalid, 0 Unknown, 0 Unchecked, 6.2s Time] [2024-10-14 18:12:25,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1044 states. [2024-10-14 18:12:25,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1044 to 984. [2024-10-14 18:12:25,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 984 states, 547 states have (on average 1.8811700182815356) internal successors, (1029), 771 states have internal predecessors, (1029), 166 states have call successors, (166), 66 states have call predecessors, (166), 66 states have return successors, (166), 159 states have call predecessors, (166), 166 states have call successors, (166) [2024-10-14 18:12:25,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 984 states and 1361 transitions. [2024-10-14 18:12:25,233 INFO L78 Accepts]: Start accepts. Automaton has 984 states and 1361 transitions. Word has length 9 [2024-10-14 18:12:25,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 18:12:25,234 INFO L471 AbstractCegarLoop]: Abstraction has 984 states and 1361 transitions. [2024-10-14 18:12:25,234 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) [2024-10-14 18:12:25,234 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1361 transitions. [2024-10-14 18:12:25,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-10-14 18:12:25,234 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 18:12:25,234 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 18:12:25,244 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 [2024-10-14 18:12:25,438 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 [2024-10-14 18:12:25,439 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 204 more)] === [2024-10-14 18:12:25,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 18:12:25,439 INFO L85 PathProgramCache]: Analyzing trace with hash 2063608791, now seen corresponding path program 1 times [2024-10-14 18:12:25,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 18:12:25,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [622944971] [2024-10-14 18:12:25,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 18:12:25,440 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 [2024-10-14 18:12:25,440 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 18:12:25,443 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) [2024-10-14 18:12:25,444 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 [2024-10-14 18:12:25,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 18:12:25,954 INFO L255 TraceCheckSpWp]: Trace formula consists of 512 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-14 18:12:25,956 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 18:12:26,094 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 18:12:26,094 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 18:12:26,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 18:12:26,227 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 18:12:26,227 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [622944971] [2024-10-14 18:12:26,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [622944971] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 18:12:26,227 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-14 18:12:26,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 4] total 7 [2024-10-14 18:12:26,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407340701] [2024-10-14 18:12:26,228 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-14 18:12:26,228 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 18:12:26,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 18:12:26,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 18:12:26,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-14 18:12:26,229 INFO L87 Difference]: Start difference. First operand 984 states and 1361 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) [2024-10-14 18:12:28,205 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:12:29,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.46s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:12:31,578 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:12:35,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:12:39,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 18:12:39,129 INFO L93 Difference]: Finished difference Result 1247 states and 1598 transitions. [2024-10-14 18:12:39,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-14 18:12:39,130 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 [2024-10-14 18:12:39,130 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 18:12:39,139 INFO L225 Difference]: With dead ends: 1247 [2024-10-14 18:12:39,140 INFO L226 Difference]: Without dead ends: 1247 [2024-10-14 18:12:39,144 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2024-10-14 18:12:39,145 INFO L432 NwaCegarLoop]: 675 mSDtfsCounter, 555 mSDsluCounter, 2412 mSDsCounter, 0 mSdLazyCounter, 1813 mSolverCounterSat, 8 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 555 SdHoareTripleChecker+Valid, 3087 SdHoareTripleChecker+Invalid, 1822 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 1813 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.8s IncrementalHoareTripleChecker+Time [2024-10-14 18:12:39,145 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [555 Valid, 3087 Invalid, 1822 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 1813 Invalid, 1 Unknown, 0 Unchecked, 12.8s Time] [2024-10-14 18:12:39,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1247 states. [2024-10-14 18:12:39,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1247 to 1124. [2024-10-14 18:12:39,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1124 states, 640 states have (on average 1.8609375) internal successors, (1191), 865 states have internal predecessors, (1191), 196 states have call successors, (196), 83 states have call predecessors, (196), 83 states have return successors, (196), 188 states have call predecessors, (196), 196 states have call successors, (196) [2024-10-14 18:12:39,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1124 states to 1124 states and 1583 transitions. [2024-10-14 18:12:39,175 INFO L78 Accepts]: Start accepts. Automaton has 1124 states and 1583 transitions. Word has length 11 [2024-10-14 18:12:39,175 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 18:12:39,175 INFO L471 AbstractCegarLoop]: Abstraction has 1124 states and 1583 transitions. [2024-10-14 18:12:39,175 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) [2024-10-14 18:12:39,175 INFO L276 IsEmpty]: Start isEmpty. Operand 1124 states and 1583 transitions. [2024-10-14 18:12:39,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-10-14 18:12:39,176 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 18:12:39,176 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 18:12:39,190 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 [2024-10-14 18:12:39,376 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 [2024-10-14 18:12:39,377 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 204 more)] === [2024-10-14 18:12:39,377 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 18:12:39,377 INFO L85 PathProgramCache]: Analyzing trace with hash -1610976912, now seen corresponding path program 1 times [2024-10-14 18:12:39,378 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 18:12:39,378 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [198824663] [2024-10-14 18:12:39,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-14 18:12:39,378 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 [2024-10-14 18:12:39,380 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 18:12:39,381 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) [2024-10-14 18:12:39,383 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 [2024-10-14 18:12:39,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-14 18:12:39,905 INFO L255 TraceCheckSpWp]: Trace formula consists of 529 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-14 18:12:39,907 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 18:12:39,934 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 18:12:39,935 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 18:12:40,001 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 18:12:40,001 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 18:12:40,001 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [198824663] [2024-10-14 18:12:40,001 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [198824663] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 18:12:40,001 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-14 18:12:40,001 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2024-10-14 18:12:40,001 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [694503977] [2024-10-14 18:12:40,001 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-14 18:12:40,002 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-14 18:12:40,002 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 18:12:40,004 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-14 18:12:40,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2024-10-14 18:12:40,005 INFO L87 Difference]: Start difference. First operand 1124 states and 1583 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) [2024-10-14 18:12:42,272 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:12:45,710 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:12:49,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:12:50,546 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:12:53,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:12:53,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 18:12:53,745 INFO L93 Difference]: Finished difference Result 1127 states and 1585 transitions. [2024-10-14 18:12:53,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-10-14 18:12:53,746 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 [2024-10-14 18:12:53,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 18:12:53,749 INFO L225 Difference]: With dead ends: 1127 [2024-10-14 18:12:53,749 INFO L226 Difference]: Without dead ends: 1127 [2024-10-14 18:12:53,749 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 [2024-10-14 18:12:53,750 INFO L432 NwaCegarLoop]: 677 mSDtfsCounter, 21 mSDsluCounter, 2688 mSDsCounter, 0 mSdLazyCounter, 375 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 3365 SdHoareTripleChecker+Invalid, 382 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 375 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.7s IncrementalHoareTripleChecker+Time [2024-10-14 18:12:53,750 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 3365 Invalid, 382 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 375 Invalid, 0 Unknown, 0 Unchecked, 13.7s Time] [2024-10-14 18:12:53,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1127 states. [2024-10-14 18:12:53,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1127 to 1127. [2024-10-14 18:12:53,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1127 states, 643 states have (on average 1.8553654743390358) internal successors, (1193), 868 states have internal predecessors, (1193), 196 states have call successors, (196), 83 states have call predecessors, (196), 83 states have return successors, (196), 188 states have call predecessors, (196), 196 states have call successors, (196) [2024-10-14 18:12:53,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 1127 states and 1585 transitions. [2024-10-14 18:12:53,769 INFO L78 Accepts]: Start accepts. Automaton has 1127 states and 1585 transitions. Word has length 15 [2024-10-14 18:12:53,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 18:12:53,770 INFO L471 AbstractCegarLoop]: Abstraction has 1127 states and 1585 transitions. [2024-10-14 18:12:53,770 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) [2024-10-14 18:12:53,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1127 states and 1585 transitions. [2024-10-14 18:12:53,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-10-14 18:12:53,770 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 18:12:53,770 INFO L215 NwaCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 18:12:53,779 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-10-14 18:12:53,971 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 [2024-10-14 18:12:53,971 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 204 more)] === [2024-10-14 18:12:53,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 18:12:53,972 INFO L85 PathProgramCache]: Analyzing trace with hash -922036604, now seen corresponding path program 2 times [2024-10-14 18:12:53,972 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 18:12:53,972 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1206275142] [2024-10-14 18:12:53,972 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-14 18:12:53,972 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 [2024-10-14 18:12:53,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 18:12:53,975 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) [2024-10-14 18:12:53,976 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 [2024-10-14 18:12:54,460 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-10-14 18:12:54,460 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-14 18:12:54,470 INFO L255 TraceCheckSpWp]: Trace formula consists of 557 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-10-14 18:12:54,472 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 18:12:54,719 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 18:12:54,719 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-14 18:12:55,069 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-10-14 18:12:55,069 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 18:12:55,069 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1206275142] [2024-10-14 18:12:55,069 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1206275142] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-14 18:12:55,069 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-10-14 18:12:55,069 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7] total 13 [2024-10-14 18:12:55,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440738664] [2024-10-14 18:12:55,070 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-10-14 18:12:55,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-10-14 18:12:55,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 18:12:55,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-10-14 18:12:55,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=121, Unknown=0, NotChecked=0, Total=182 [2024-10-14 18:12:55,071 INFO L87 Difference]: Start difference. First operand 1127 states and 1585 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) [2024-10-14 18:12:57,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:13:00,830 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:13:03,490 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.66s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:13:05,007 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:13:08,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:13:11,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-10-14 18:13:16,234 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-14 18:13:16,234 INFO L93 Difference]: Finished difference Result 1199 states and 1608 transitions. [2024-10-14 18:13:16,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-14 18:13:16,235 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 [2024-10-14 18:13:16,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-14 18:13:16,242 INFO L225 Difference]: With dead ends: 1199 [2024-10-14 18:13:16,242 INFO L226 Difference]: Without dead ends: 1199 [2024-10-14 18:13:16,242 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=131, Invalid=211, Unknown=0, NotChecked=0, Total=342 [2024-10-14 18:13:16,243 INFO L432 NwaCegarLoop]: 695 mSDtfsCounter, 474 mSDsluCounter, 2934 mSDsCounter, 0 mSdLazyCounter, 2104 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 474 SdHoareTripleChecker+Valid, 3629 SdHoareTripleChecker+Invalid, 2187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 2104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.8s IncrementalHoareTripleChecker+Time [2024-10-14 18:13:16,243 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [474 Valid, 3629 Invalid, 2187 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 2104 Invalid, 0 Unknown, 0 Unchecked, 20.8s Time] [2024-10-14 18:13:16,244 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1199 states. [2024-10-14 18:13:16,258 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1199 to 1136. [2024-10-14 18:13:16,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1136 states, 652 states have (on average 1.848159509202454) internal successors, (1205), 877 states have internal predecessors, (1205), 196 states have call successors, (196), 83 states have call predecessors, (196), 83 states have return successors, (196), 188 states have call predecessors, (196), 196 states have call successors, (196) [2024-10-14 18:13:16,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 1136 states and 1597 transitions. [2024-10-14 18:13:16,262 INFO L78 Accepts]: Start accepts. Automaton has 1136 states and 1597 transitions. Word has length 17 [2024-10-14 18:13:16,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-14 18:13:16,263 INFO L471 AbstractCegarLoop]: Abstraction has 1136 states and 1597 transitions. [2024-10-14 18:13:16,263 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) [2024-10-14 18:13:16,263 INFO L276 IsEmpty]: Start isEmpty. Operand 1136 states and 1597 transitions. [2024-10-14 18:13:16,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-10-14 18:13:16,263 INFO L207 NwaCegarLoop]: Found error trace [2024-10-14 18:13:16,264 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-14 18:13:16,275 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 [2024-10-14 18:13:16,464 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 [2024-10-14 18:13:16,465 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE === [spin_unlock_irqrestoreErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, spin_unlock_irqrestoreErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 204 more)] === [2024-10-14 18:13:16,465 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-14 18:13:16,465 INFO L85 PathProgramCache]: Analyzing trace with hash -1972137428, now seen corresponding path program 2 times [2024-10-14 18:13:16,466 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2024-10-14 18:13:16,466 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1336459303] [2024-10-14 18:13:16,466 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-10-14 18:13:16,467 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 [2024-10-14 18:13:16,467 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2024-10-14 18:13:16,468 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) [2024-10-14 18:13:16,470 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 [2024-10-14 18:13:16,909 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-10-14 18:13:16,909 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-10-14 18:13:16,916 INFO L255 TraceCheckSpWp]: Trace formula consists of 499 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-14 18:13:16,918 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-14 18:13:17,112 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-10-14 18:13:17,112 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-14 18:13:17,112 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2024-10-14 18:13:17,112 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1336459303] [2024-10-14 18:13:17,113 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1336459303] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-14 18:13:17,113 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-14 18:13:17,113 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2024-10-14 18:13:17,113 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [61704311] [2024-10-14 18:13:17,113 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-14 18:13:17,113 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-14 18:13:17,113 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2024-10-14 18:13:17,114 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-14 18:13:17,114 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-14 18:13:17,114 INFO L87 Difference]: Start difference. First operand 1136 states and 1597 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)