./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i --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_77365546-28c1-46ec-8bb4-f01852c22396/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/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_77365546-28c1-46ec-8bb4-f01852c22396/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/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_77365546-28c1-46ec-8bb4-f01852c22396/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 dda5467f7679a243042daf02aae11f74f39b907c2525dfc042cb8ad8b69dcfc9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:12:36,704 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:12:36,781 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-12 02:12:36,787 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:12:36,787 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:12:36,824 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:12:36,825 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:12:36,826 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:12:36,827 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:12:36,832 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:12:36,834 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:12:36,835 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:12:36,835 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:12:36,837 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:12:36,838 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:12:36,838 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:12:36,839 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:12:36,840 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:12:36,840 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 02:12:36,841 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 02:12:36,841 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 02:12:36,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:12:36,842 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:12:36,843 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:12:36,843 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:12:36,844 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:12:36,844 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:12:36,845 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:12:36,845 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:12:36,846 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:12:36,846 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:12:36,847 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:12:36,847 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:12:36,848 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:12:36,848 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:12:36,848 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:12:36,848 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:12:36,849 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:12:36,849 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_77365546-28c1-46ec-8bb4-f01852c22396/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dda5467f7679a243042daf02aae11f74f39b907c2525dfc042cb8ad8b69dcfc9 [2023-11-12 02:12:37,199 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:12:37,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:12:37,232 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:12:37,233 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:12:37,234 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:12:37,236 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2023-11-12 02:12:40,289 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:12:40,700 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:12:40,700 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2023-11-12 02:12:40,727 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/bin/uautomizer-verify-uTZkv6EMXl/data/b99d5ee34/7b88c7d2e4ac498099493ea079ad533f/FLAG5e0a68af7 [2023-11-12 02:12:40,748 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/bin/uautomizer-verify-uTZkv6EMXl/data/b99d5ee34/7b88c7d2e4ac498099493ea079ad533f [2023-11-12 02:12:40,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:12:40,757 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:12:40,762 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:12:40,763 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:12:40,769 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:12:40,771 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:12:40" (1/1) ... [2023-11-12 02:12:40,773 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47c26595 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:40, skipping insertion in model container [2023-11-12 02:12:40,773 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:12:40" (1/1) ... [2023-11-12 02:12:40,851 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:12:41,441 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-12 02:12:41,441 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-12 02:12:41,442 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-12 02:12:41,444 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-12 02:12:41,485 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:12:41,522 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 02:12:41,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6db6fc71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:41, skipping insertion in model container [2023-11-12 02:12:41,523 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:12:41,523 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-12 02:12:41,525 INFO L158 Benchmark]: Toolchain (without parser) took 766.99ms. Allocated memory is still 142.6MB. Free memory was 96.6MB in the beginning and 80.5MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 02:12:41,526 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 107.0MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:12:41,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 760.61ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 80.5MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 02:12:41,529 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 107.0MB. Free memory is still 80.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 760.61ms. Allocated memory is still 142.6MB. Free memory was 96.3MB in the beginning and 80.5MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1051]: 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_77365546-28c1-46ec-8bb4-f01852c22396/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/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_77365546-28c1-46ec-8bb4-f01852c22396/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/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_77365546-28c1-46ec-8bb4-f01852c22396/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 dda5467f7679a243042daf02aae11f74f39b907c2525dfc042cb8ad8b69dcfc9 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:12:44,078 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:12:44,177 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-12 02:12:44,195 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:12:44,196 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:12:44,223 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:12:44,223 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:12:44,224 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:12:44,225 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:12:44,225 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:12:44,226 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:12:44,227 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:12:44,227 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:12:44,228 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:12:44,229 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:12:44,229 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:12:44,230 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:12:44,230 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:12:44,231 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 02:12:44,231 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 02:12:44,232 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 02:12:44,232 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:12:44,233 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:12:44,233 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:12:44,234 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:12:44,234 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:12:44,235 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:12:44,235 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:12:44,235 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:12:44,236 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:12:44,236 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:12:44,236 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:12:44,237 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:12:44,237 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:12:44,237 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:12:44,238 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:12:44,238 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:12:44,238 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:12:44,238 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:12:44,238 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:12:44,238 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:12:44,242 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_77365546-28c1-46ec-8bb4-f01852c22396/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dda5467f7679a243042daf02aae11f74f39b907c2525dfc042cb8ad8b69dcfc9 [2023-11-12 02:12:44,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:12:44,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:12:44,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:12:44,696 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:12:44,697 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:12:44,698 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2023-11-12 02:12:47,861 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:12:48,311 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:12:48,312 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/sv-benchmarks/c/goblint-regression/28-race_reach_92-evilcollapse_racing.i [2023-11-12 02:12:48,337 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/bin/uautomizer-verify-uTZkv6EMXl/data/504556ad9/377af3f3fd8c47dca949d0a5a99ed5f9/FLAG4c21ee89d [2023-11-12 02:12:48,355 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/bin/uautomizer-verify-uTZkv6EMXl/data/504556ad9/377af3f3fd8c47dca949d0a5a99ed5f9 [2023-11-12 02:12:48,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:12:48,363 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:12:48,366 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:12:48,366 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:12:48,371 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:12:48,372 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:12:48" (1/1) ... [2023-11-12 02:12:48,373 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e217b1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:48, skipping insertion in model container [2023-11-12 02:12:48,374 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:12:48" (1/1) ... [2023-11-12 02:12:48,449 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:12:48,970 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-12 02:12:48,970 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-12 02:12:48,971 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-12 02:12:48,971 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-12 02:12:49,054 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:12:49,108 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-12 02:12:49,123 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:12:49,177 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-12 02:12:49,178 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-12 02:12:49,178 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-12 02:12:49,179 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-12 02:12:49,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:12:49,219 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:12:49,253 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-12 02:12:49,253 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-12 02:12:49,254 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-12 02:12:49,254 WARN L1577 CHandler]: Possible shadowing of function new [2023-11-12 02:12:49,265 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:12:49,374 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:12:49,375 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:49 WrapperNode [2023-11-12 02:12:49,375 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:12:49,376 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:12:49,376 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:12:49,376 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:12:49,383 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:49" (1/1) ... [2023-11-12 02:12:49,407 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:49" (1/1) ... [2023-11-12 02:12:49,441 INFO L138 Inliner]: procedures = 282, calls = 52, calls flagged for inlining = 12, calls inlined = 13, statements flattened = 228 [2023-11-12 02:12:49,441 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:12:49,442 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:12:49,442 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:12:49,442 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:12:49,451 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:49" (1/1) ... [2023-11-12 02:12:49,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:49" (1/1) ... [2023-11-12 02:12:49,457 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:49" (1/1) ... [2023-11-12 02:12:49,457 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:49" (1/1) ... [2023-11-12 02:12:49,472 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:49" (1/1) ... [2023-11-12 02:12:49,478 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:49" (1/1) ... [2023-11-12 02:12:49,481 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:49" (1/1) ... [2023-11-12 02:12:49,484 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:49" (1/1) ... [2023-11-12 02:12:49,490 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:12:49,491 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:12:49,491 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:12:49,491 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:12:49,492 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:49" (1/1) ... [2023-11-12 02:12:49,505 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:12:49,520 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:12:49,543 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:12:49,585 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_77365546-28c1-46ec-8bb4-f01852c22396/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:12:49,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 02:12:49,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:12:49,599 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:12:49,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:12:49,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 02:12:49,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 02:12:49,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-12 02:12:49,599 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-12 02:12:49,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:12:49,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:12:49,601 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:12:49,601 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2023-11-12 02:12:49,602 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2023-11-12 02:12:49,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:12:49,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:12:49,604 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 02:12:49,784 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:12:49,786 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:12:50,653 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:12:50,663 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:12:50,664 INFO L302 CfgBuilder]: Removed 16 assume(true) statements. [2023-11-12 02:12:50,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:12:50 BoogieIcfgContainer [2023-11-12 02:12:50,666 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:12:50,669 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:12:50,669 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:12:50,672 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:12:50,672 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:12:48" (1/3) ... [2023-11-12 02:12:50,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3907454b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:12:50, skipping insertion in model container [2023-11-12 02:12:50,673 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:12:49" (2/3) ... [2023-11-12 02:12:50,673 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3907454b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:12:50, skipping insertion in model container [2023-11-12 02:12:50,674 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:12:50" (3/3) ... [2023-11-12 02:12:50,675 INFO L112 eAbstractionObserver]: Analyzing ICFG 28-race_reach_92-evilcollapse_racing.i [2023-11-12 02:12:50,696 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:12:50,696 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 48 error locations. [2023-11-12 02:12:50,696 INFO L521 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-12 02:12:50,851 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2023-11-12 02:12:50,896 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 285 places, 309 transitions, 625 flow [2023-11-12 02:12:51,053 INFO L124 PetriNetUnfolderBase]: 29/335 cut-off events. [2023-11-12 02:12:51,054 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-12 02:12:51,064 INFO L83 FinitePrefix]: Finished finitePrefix Result has 340 conditions, 335 events. 29/335 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 765 event pairs, 0 based on Foata normal form. 0/250 useless extension candidates. Maximal degree in co-relation 189. Up to 4 conditions per place. [2023-11-12 02:12:51,064 INFO L82 GeneralOperation]: Start removeDead. Operand has 285 places, 309 transitions, 625 flow [2023-11-12 02:12:51,087 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 285 places, 309 transitions, 625 flow [2023-11-12 02:12:51,091 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-12 02:12:51,105 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 285 places, 309 transitions, 625 flow [2023-11-12 02:12:51,108 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 285 places, 309 transitions, 625 flow [2023-11-12 02:12:51,109 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 285 places, 309 transitions, 625 flow [2023-11-12 02:12:51,196 INFO L124 PetriNetUnfolderBase]: 29/335 cut-off events. [2023-11-12 02:12:51,196 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-12 02:12:51,201 INFO L83 FinitePrefix]: Finished finitePrefix Result has 340 conditions, 335 events. 29/335 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 765 event pairs, 0 based on Foata normal form. 0/250 useless extension candidates. Maximal degree in co-relation 189. Up to 4 conditions per place. [2023-11-12 02:12:51,208 INFO L119 LiptonReduction]: Number of co-enabled transitions 6912