./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl --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 faddac23864cc4e42f962ac43a8d0f59593853dbb1d55e3baabe0c76b2187dd4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:10:56,855 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:10:56,949 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-12 02:10:56,956 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:10:56,957 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:10:56,988 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:10:56,989 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:10:56,990 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:10:56,991 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:10:56,992 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:10:56,993 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:10:56,993 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:10:56,994 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:10:56,995 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:10:56,995 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:10:56,996 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:10:56,997 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:10:56,997 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:10:56,998 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 02:10:56,998 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 02:10:56,999 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 02:10:57,000 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:10:57,000 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:10:57,001 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:10:57,001 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:10:57,002 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:10:57,002 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:10:57,003 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:10:57,004 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:10:57,004 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:10:57,005 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:10:57,005 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:10:57,006 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:10:57,006 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:10:57,007 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:10:57,007 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:10:57,008 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:10:57,008 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:10:57,009 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_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> faddac23864cc4e42f962ac43a8d0f59593853dbb1d55e3baabe0c76b2187dd4 [2023-11-12 02:10:57,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:10:57,394 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:10:57,397 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:10:57,399 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:10:57,400 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:10:57,402 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/weaver/parallel-misc-1.wvr.c [2023-11-12 02:11:00,733 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:11:01,100 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:11:01,101 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/sv-benchmarks/c/weaver/parallel-misc-1.wvr.c [2023-11-12 02:11:01,113 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/data/5bb575a55/2837d0177c574e1f88580f95592dc15e/FLAG98797f8a1 [2023-11-12 02:11:01,129 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/data/5bb575a55/2837d0177c574e1f88580f95592dc15e [2023-11-12 02:11:01,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:11:01,135 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:11:01,137 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:11:01,137 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:11:01,144 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:11:01,145 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:11:01" (1/1) ... [2023-11-12 02:11:01,146 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@305b3a4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:01, skipping insertion in model container [2023-11-12 02:11:01,147 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:11:01" (1/1) ... [2023-11-12 02:11:01,180 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:11:01,430 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:11:01,447 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) [2023-11-12 02:11:01,448 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@342c67cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:01, skipping insertion in model container [2023-11-12 02:11:01,448 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:11:01,449 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-12 02:11:01,451 INFO L158 Benchmark]: Toolchain (without parser) took 314.99ms. Allocated memory is still 165.7MB. Free memory was 134.1MB in the beginning and 124.1MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-12 02:11:01,452 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 71.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:11:01,453 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.98ms. Allocated memory is still 165.7MB. Free memory was 133.6MB in the beginning and 124.1MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-12 02:11:01,454 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory is still 71.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 311.98ms. Allocated memory is still 165.7MB. Free memory was 133.6MB in the beginning and 124.1MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 112]: 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl --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 faddac23864cc4e42f962ac43a8d0f59593853dbb1d55e3baabe0c76b2187dd4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:11:04,368 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:11:04,498 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-12 02:11:04,511 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:11:04,512 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:11:04,565 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:11:04,566 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:11:04,566 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:11:04,567 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:11:04,568 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:11:04,569 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:11:04,570 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:11:04,570 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:11:04,571 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:11:04,572 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:11:04,572 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:11:04,573 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:11:04,574 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:11:04,574 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 02:11:04,575 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 02:11:04,576 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 02:11:04,585 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:11:04,585 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:11:04,586 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:11:04,586 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:11:04,587 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:11:04,587 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:11:04,588 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:11:04,588 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:11:04,589 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:11:04,590 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:11:04,590 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:11:04,591 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:11:04,591 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:11:04,592 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:11:04,592 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:11:04,593 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:11:04,593 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:11:04,594 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:11:04,594 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:11:04,595 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:11:04,597 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_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> faddac23864cc4e42f962ac43a8d0f59593853dbb1d55e3baabe0c76b2187dd4 [2023-11-12 02:11:05,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:11:05,101 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:11:05,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:11:05,105 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:11:05,106 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:11:05,109 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/weaver/parallel-misc-1.wvr.c [2023-11-12 02:11:08,270 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:11:08,598 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:11:08,599 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/sv-benchmarks/c/weaver/parallel-misc-1.wvr.c [2023-11-12 02:11:08,611 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/data/b17b0a189/31afaaadb3894f3e8be80f7d0e0f935c/FLAG59ce7bfb2 [2023-11-12 02:11:08,630 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/data/b17b0a189/31afaaadb3894f3e8be80f7d0e0f935c [2023-11-12 02:11:08,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:11:08,640 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:11:08,645 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:11:08,646 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:11:08,652 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:11:08,653 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:11:08" (1/1) ... [2023-11-12 02:11:08,654 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bf7e75e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:08, skipping insertion in model container [2023-11-12 02:11:08,654 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:11:08" (1/1) ... [2023-11-12 02:11:08,679 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:11:08,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:11:08,905 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-12 02:11:08,909 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:11:08,933 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:11:08,950 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:11:09,012 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:11:09,036 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:11:09,036 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:09 WrapperNode [2023-11-12 02:11:09,036 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:11:09,038 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:11:09,038 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:11:09,038 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:11:09,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:09" (1/1) ... [2023-11-12 02:11:09,080 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:09" (1/1) ... [2023-11-12 02:11:09,140 INFO L138 Inliner]: procedures = 25, calls = 42, calls flagged for inlining = 18, calls inlined = 32, statements flattened = 273 [2023-11-12 02:11:09,140 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:11:09,141 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:11:09,141 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:11:09,142 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:11:09,155 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:09" (1/1) ... [2023-11-12 02:11:09,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:09" (1/1) ... [2023-11-12 02:11:09,180 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:09" (1/1) ... [2023-11-12 02:11:09,180 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:09" (1/1) ... [2023-11-12 02:11:09,210 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:09" (1/1) ... [2023-11-12 02:11:09,215 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:09" (1/1) ... [2023-11-12 02:11:09,218 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:09" (1/1) ... [2023-11-12 02:11:09,220 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:09" (1/1) ... [2023-11-12 02:11:09,225 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:11:09,226 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:11:09,226 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:11:09,226 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:11:09,227 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:09" (1/1) ... [2023-11-12 02:11:09,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:11:09,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:11:09,271 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:11:09,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f53894f-e39b-49e3-808a-fd2113254a06/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:11:09,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:11:09,355 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 02:11:09,355 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 02:11:09,355 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 02:11:09,356 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 02:11:09,356 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 02:11:09,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:11:09,356 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:11:09,356 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 02:11:09,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:11:09,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:11:09,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:11:09,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 02:11:09,361 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 02:11:09,567 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:11:09,569 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:11:10,440 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:11:10,452 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:11:10,452 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-12 02:11:10,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:11:10 BoogieIcfgContainer [2023-11-12 02:11:10,455 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:11:10,458 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:11:10,458 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:11:10,462 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:11:10,462 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:11:08" (1/3) ... [2023-11-12 02:11:10,463 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@550ca7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:11:10, skipping insertion in model container [2023-11-12 02:11:10,463 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:11:09" (2/3) ... [2023-11-12 02:11:10,463 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@550ca7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:11:10, skipping insertion in model container [2023-11-12 02:11:10,464 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:11:10" (3/3) ... [2023-11-12 02:11:10,465 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-misc-1.wvr.c [2023-11-12 02:11:10,486 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:11:10,486 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 24 error locations. [2023-11-12 02:11:10,486 INFO L521 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-12 02:11:10,699 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-12 02:11:10,752 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 395 places, 416 transitions, 846 flow [2023-11-12 02:11:11,008 INFO L124 PetriNetUnfolderBase]: 28/414 cut-off events. [2023-11-12 02:11:11,008 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-12 02:11:11,026 INFO L83 FinitePrefix]: Finished finitePrefix Result has 423 conditions, 414 events. 28/414 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1027 event pairs, 0 based on Foata normal form. 0/362 useless extension candidates. Maximal degree in co-relation 281. Up to 2 conditions per place. [2023-11-12 02:11:11,026 INFO L82 GeneralOperation]: Start removeDead. Operand has 395 places, 416 transitions, 846 flow [2023-11-12 02:11:11,044 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 388 places, 409 transitions, 830 flow [2023-11-12 02:11:11,049 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-12 02:11:11,064 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 388 places, 409 transitions, 830 flow [2023-11-12 02:11:11,079 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 388 places, 409 transitions, 830 flow [2023-11-12 02:11:11,080 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 388 places, 409 transitions, 830 flow [2023-11-12 02:11:11,177 INFO L124 PetriNetUnfolderBase]: 28/409 cut-off events. [2023-11-12 02:11:11,177 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-12 02:11:11,183 INFO L83 FinitePrefix]: Finished finitePrefix Result has 418 conditions, 409 events. 28/409 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 1017 event pairs, 0 based on Foata normal form. 0/358 useless extension candidates. Maximal degree in co-relation 281. Up to 2 conditions per place. [2023-11-12 02:11:11,210 INFO L119 LiptonReduction]: Number of co-enabled transitions 41496