./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-complex/bounded_buffer.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-complex/bounded_buffer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu --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 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:42:32,485 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:42:32,561 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-19 07:42:32,566 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:42:32,567 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:42:32,592 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:42:32,593 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:42:32,593 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:42:32,594 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:42:32,595 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:42:32,596 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:42:32,596 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:42:32,597 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:42:32,598 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:42:32,598 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:42:32,599 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:42:32,599 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:42:32,600 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:42:32,601 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 07:42:32,601 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 07:42:32,602 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 07:42:32,603 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:42:32,603 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:42:32,604 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:42:32,604 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:42:32,605 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:42:32,606 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:42:32,606 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:42:32,607 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:42:32,607 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:42:32,608 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:42:32,609 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:42:32,609 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:42:32,610 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:42:32,610 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:42:32,611 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:42:32,611 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:42:32,612 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:42:32,612 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 [2023-11-19 07:42:32,900 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:42:32,936 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:42:32,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:42:32,944 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:42:32,945 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:42:32,946 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/pthread-complex/bounded_buffer.i [2023-11-19 07:42:36,159 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:42:36,568 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:42:36,569 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/sv-benchmarks/c/pthread-complex/bounded_buffer.i [2023-11-19 07:42:36,603 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/data/0150ca28f/e084ad67de5a47d497922cdf2fd2f3f1/FLAGc71dcd968 [2023-11-19 07:42:36,622 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/data/0150ca28f/e084ad67de5a47d497922cdf2fd2f3f1 [2023-11-19 07:42:36,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:42:36,633 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:42:36,636 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:42:36,636 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:42:36,641 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:42:36,642 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:42:36" (1/1) ... [2023-11-19 07:42:36,645 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@249e113 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:36, skipping insertion in model container [2023-11-19 07:42:36,645 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:42:36" (1/1) ... [2023-11-19 07:42:36,731 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:42:37,716 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:42:37,732 ERROR L324 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) [2023-11-19 07:42:37,733 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2895a31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:37, skipping insertion in model container [2023-11-19 07:42:37,734 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:42:37,734 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 07:42:37,737 INFO L158 Benchmark]: Toolchain (without parser) took 1102.53ms. Allocated memory is still 144.7MB. Free memory was 97.3MB in the beginning and 77.4MB in the end (delta: 19.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 07:42:37,737 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 107.0MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:42:37,739 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1098.56ms. Allocated memory is still 144.7MB. Free memory was 96.8MB in the beginning and 77.4MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 07:42:37,744 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 107.0MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1098.56ms. Allocated memory is still 144.7MB. Free memory was 96.8MB in the beginning and 77.4MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1514]: 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: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-complex/bounded_buffer.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu --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 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:42:40,325 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:42:40,455 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-19 07:42:40,469 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:42:40,473 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:42:40,520 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:42:40,521 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:42:40,521 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:42:40,522 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:42:40,527 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:42:40,528 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:42:40,529 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:42:40,529 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:42:40,531 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:42:40,532 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:42:40,532 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:42:40,532 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:42:40,533 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:42:40,533 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 07:42:40,533 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 07:42:40,534 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 07:42:40,534 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:42:40,535 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:42:40,535 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:42:40,536 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:42:40,536 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:42:40,537 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:42:40,537 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:42:40,538 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:42:40,538 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:42:40,540 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:42:40,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:42:40,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:42:40,541 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:42:40,541 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:42:40,542 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:42:40,542 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:42:40,542 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:42:40,542 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:42:40,543 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:42:40,543 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:42:40,544 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6780d9b269575eab8bb01b5a192a21fa771f6fcc4c495cab5abe1df10d7681d5 [2023-11-19 07:42:40,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:42:41,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:42:41,022 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:42:41,024 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:42:41,025 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:42:41,027 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/pthread-complex/bounded_buffer.i [2023-11-19 07:42:44,401 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:42:44,874 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:42:44,875 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/sv-benchmarks/c/pthread-complex/bounded_buffer.i [2023-11-19 07:42:44,911 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/data/d07b1cb38/bf22e73a13ee44e4b280e8c42ad5d25a/FLAG7774d6ada [2023-11-19 07:42:44,929 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/data/d07b1cb38/bf22e73a13ee44e4b280e8c42ad5d25a [2023-11-19 07:42:44,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:42:44,937 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:42:44,942 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:42:44,943 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:42:44,948 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:42:44,950 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:42:44" (1/1) ... [2023-11-19 07:42:44,952 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1917f757 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:44, skipping insertion in model container [2023-11-19 07:42:44,952 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:42:44" (1/1) ... [2023-11-19 07:42:45,034 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:42:45,874 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:42:45,900 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 07:42:45,923 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:42:46,067 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:42:46,078 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:42:46,226 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:42:46,399 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 07:42:46,407 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:42:46,408 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:46 WrapperNode [2023-11-19 07:42:46,408 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:42:46,410 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:42:46,410 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:42:46,410 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:42:46,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:46" (1/1) ... [2023-11-19 07:42:46,470 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:46" (1/1) ... [2023-11-19 07:42:46,525 INFO L138 Inliner]: procedures = 431, calls = 127, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 467 [2023-11-19 07:42:46,525 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:42:46,526 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:42:46,527 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:42:46,527 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:42:46,537 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:46" (1/1) ... [2023-11-19 07:42:46,538 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:46" (1/1) ... [2023-11-19 07:42:46,547 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:46" (1/1) ... [2023-11-19 07:42:46,553 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:46" (1/1) ... [2023-11-19 07:42:46,594 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:46" (1/1) ... [2023-11-19 07:42:46,600 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:46" (1/1) ... [2023-11-19 07:42:46,605 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:46" (1/1) ... [2023-11-19 07:42:46,608 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:46" (1/1) ... [2023-11-19 07:42:46,615 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:42:46,616 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:42:46,617 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:42:46,617 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:42:46,618 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:46" (1/1) ... [2023-11-19 07:42:46,624 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:42:46,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:42:46,659 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:42:46,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eeed072-b549-4a7a-8d03-834edff2b1fd/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:42:46,709 INFO L130 BoogieDeclarations]: Found specification of procedure producer_routine [2023-11-19 07:42:46,709 INFO L138 BoogieDeclarations]: Found implementation of procedure producer_routine [2023-11-19 07:42:46,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:42:46,710 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:42:46,710 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 07:42:46,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 07:42:46,710 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-19 07:42:46,711 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:42:46,711 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:42:46,711 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:42:46,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:42:46,711 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 07:42:46,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:42:46,712 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 07:42:46,712 INFO L130 BoogieDeclarations]: Found specification of procedure consumer_routine [2023-11-19 07:42:46,712 INFO L138 BoogieDeclarations]: Found implementation of procedure consumer_routine [2023-11-19 07:42:46,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 07:42:46,714 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 07:42:46,995 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:42:47,001 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:42:49,201 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:42:49,222 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:42:49,222 INFO L302 CfgBuilder]: Removed 11 assume(true) statements. [2023-11-19 07:42:49,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:42:49 BoogieIcfgContainer [2023-11-19 07:42:49,236 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:42:49,239 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:42:49,239 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:42:49,245 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:42:49,245 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:42:44" (1/3) ... [2023-11-19 07:42:49,246 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e144b5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:42:49, skipping insertion in model container [2023-11-19 07:42:49,247 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:46" (2/3) ... [2023-11-19 07:42:49,249 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e144b5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:42:49, skipping insertion in model container [2023-11-19 07:42:49,249 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:42:49" (3/3) ... [2023-11-19 07:42:49,251 INFO L112 eAbstractionObserver]: Analyzing ICFG bounded_buffer.i [2023-11-19 07:42:49,269 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:42:49,270 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 164 error locations. [2023-11-19 07:42:49,270 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-19 07:42:49,613 INFO L144 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2023-11-19 07:42:49,684 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 607 places, 652 transitions, 1324 flow [2023-11-19 07:42:50,416 INFO L124 PetriNetUnfolderBase]: 111/1461 cut-off events. [2023-11-19 07:42:50,417 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2023-11-19 07:42:50,471 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1478 conditions, 1461 events. 111/1461 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 10443 event pairs, 0 based on Foata normal form. 0/966 useless extension candidates. Maximal degree in co-relation 765. Up to 16 conditions per place. [2023-11-19 07:42:50,471 INFO L82 GeneralOperation]: Start removeDead. Operand has 607 places, 652 transitions, 1324 flow [2023-11-19 07:42:50,534 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 607 places, 652 transitions, 1324 flow [2023-11-19 07:42:50,539 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-19 07:42:50,553 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 607 places, 652 transitions, 1324 flow [2023-11-19 07:42:50,558 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 607 places, 652 transitions, 1324 flow [2023-11-19 07:42:50,558 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 607 places, 652 transitions, 1324 flow [2023-11-19 07:42:51,150 INFO L124 PetriNetUnfolderBase]: 111/1461 cut-off events. [2023-11-19 07:42:51,150 INFO L125 PetriNetUnfolderBase]: For 8/8 co-relation queries the response was YES. [2023-11-19 07:42:51,191 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1478 conditions, 1461 events. 111/1461 cut-off events. For 8/8 co-relation queries the response was YES. Maximal size of possible extension queue 43. Compared 10443 event pairs, 0 based on Foata normal form. 0/966 useless extension candidates. Maximal degree in co-relation 765. Up to 16 conditions per place. [2023-11-19 07:42:51,341 INFO L119 LiptonReduction]: Number of co-enabled transitions 201564 [2023-11-19 07:43:23,810 WARN L293 SmtUtils]: Spent 5.90s on a formula simplification. DAG size of input: 114 DAG size of output: 107 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)