./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-races/race-2_1-container_of.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_aa7cd558-b93e-41d8-8a32-1857e13eb82c/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/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_aa7cd558-b93e-41d8-8a32-1857e13eb82c/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_1-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/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_aa7cd558-b93e-41d8-8a32-1857e13eb82c/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 fddded73cca9ade55587111b2e2c843e75dd81397929514bda88fadfc663c7db --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:41:49,213 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:41:49,304 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-19 07:41:49,311 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:41:49,311 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:41:49,340 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:41:49,341 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:41:49,344 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:41:49,345 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:41:49,346 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:41:49,347 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:41:49,349 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:41:49,349 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:41:49,352 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:41:49,353 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:41:49,353 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:41:49,355 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:41:49,356 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:41:49,360 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 07:41:49,361 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 07:41:49,361 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 07:41:49,362 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:41:49,364 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:41:49,364 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:41:49,365 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:41:49,365 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:41:49,365 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:41:49,366 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:41:49,366 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:41:49,367 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:41:49,367 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:41:49,368 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:41:49,368 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:41:49,368 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:41:49,369 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:41:49,369 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:41:49,370 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:41:49,370 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:41:49,371 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_aa7cd558-b93e-41d8-8a32-1857e13eb82c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fddded73cca9ade55587111b2e2c843e75dd81397929514bda88fadfc663c7db [2023-11-19 07:41:49,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:41:49,655 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:41:49,658 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:41:49,659 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:41:49,660 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:41:49,662 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-races/race-2_1-container_of.i [2023-11-19 07:41:52,755 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:41:53,196 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:41:53,197 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/sv-benchmarks/c/ldv-races/race-2_1-container_of.i [2023-11-19 07:41:53,232 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/bin/uautomizer-verify-uCwYo4JHxu/data/cdea6465d/24df6adb33454d95b1025597b3ed25e2/FLAG92e9bfce5 [2023-11-19 07:41:53,254 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/bin/uautomizer-verify-uCwYo4JHxu/data/cdea6465d/24df6adb33454d95b1025597b3ed25e2 [2023-11-19 07:41:53,260 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:41:53,264 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:41:53,270 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:41:53,271 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:41:53,277 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:41:53,280 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:41:53" (1/1) ... [2023-11-19 07:41:53,281 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1025ccc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:53, skipping insertion in model container [2023-11-19 07:41:53,282 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:41:53" (1/1) ... [2023-11-19 07:41:53,343 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:41:54,424 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:41:54,454 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 07:41:54,456 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@40e5f2a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:41:54, skipping insertion in model container [2023-11-19 07:41:54,456 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:41:54,457 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 07:41:54,460 INFO L158 Benchmark]: Toolchain (without parser) took 1194.10ms. Allocated memory is still 161.5MB. Free memory was 127.4MB in the beginning and 108.6MB in the end (delta: 18.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 07:41:54,461 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 127.9MB. Free memory was 86.3MB in the beginning and 86.2MB in the end (delta: 88.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:41:54,462 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1186.31ms. Allocated memory is still 161.5MB. Free memory was 127.1MB in the beginning and 108.6MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 07:41:54,464 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 127.9MB. Free memory was 86.3MB in the beginning and 86.2MB in the end (delta: 88.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1186.31ms. Allocated memory is still 161.5MB. Free memory was 127.1MB in the beginning and 108.6MB in the end (delta: 18.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1709]: 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_aa7cd558-b93e-41d8-8a32-1857e13eb82c/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/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_aa7cd558-b93e-41d8-8a32-1857e13eb82c/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_1-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/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_aa7cd558-b93e-41d8-8a32-1857e13eb82c/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 fddded73cca9ade55587111b2e2c843e75dd81397929514bda88fadfc663c7db --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:41:56,940 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:41:57,074 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-19 07:41:57,085 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:41:57,086 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:41:57,136 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:41:57,137 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:41:57,138 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:41:57,139 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:41:57,144 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:41:57,145 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:41:57,146 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:41:57,146 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:41:57,149 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:41:57,149 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:41:57,150 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:41:57,150 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:41:57,150 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:41:57,151 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 07:41:57,151 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 07:41:57,152 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 07:41:57,152 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:41:57,153 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:41:57,153 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:41:57,154 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:41:57,154 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:41:57,155 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:41:57,155 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:41:57,156 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:41:57,157 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:41:57,158 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:41:57,158 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:41:57,159 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:41:57,159 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:41:57,160 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:41:57,160 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:41:57,160 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:41:57,161 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:41:57,161 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:41:57,162 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:41:57,163 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:41:57,163 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_aa7cd558-b93e-41d8-8a32-1857e13eb82c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fddded73cca9ade55587111b2e2c843e75dd81397929514bda88fadfc663c7db [2023-11-19 07:41:57,579 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:41:57,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:41:57,617 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:41:57,619 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:41:57,620 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:41:57,621 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/ldv-races/race-2_1-container_of.i [2023-11-19 07:42:00,888 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:42:01,390 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:42:01,391 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/sv-benchmarks/c/ldv-races/race-2_1-container_of.i [2023-11-19 07:42:01,422 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/bin/uautomizer-verify-uCwYo4JHxu/data/e912ff1d6/407789349b8d4e2d8e6a621e917e4c31/FLAG190c5268c [2023-11-19 07:42:01,450 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/bin/uautomizer-verify-uCwYo4JHxu/data/e912ff1d6/407789349b8d4e2d8e6a621e917e4c31 [2023-11-19 07:42:01,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:42:01,464 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:42:01,468 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:42:01,468 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:42:01,473 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:42:01,474 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:42:01" (1/1) ... [2023-11-19 07:42:01,475 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@535b9890 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:01, skipping insertion in model container [2023-11-19 07:42:01,476 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:42:01" (1/1) ... [2023-11-19 07:42:01,563 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:42:02,743 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:42:02,760 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 07:42:02,777 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:42:02,833 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:42:02,839 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:42:02,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:42:03,025 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:42:03,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:03 WrapperNode [2023-11-19 07:42:03,026 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:42:03,027 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:42:03,027 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:42:03,027 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:42:03,035 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:03" (1/1) ... [2023-11-19 07:42:03,074 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:03" (1/1) ... [2023-11-19 07:42:03,108 INFO L138 Inliner]: procedures = 486, calls = 47, calls flagged for inlining = 13, calls inlined = 18, statements flattened = 150 [2023-11-19 07:42:03,109 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:42:03,109 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:42:03,109 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:42:03,110 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:42:03,119 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:03" (1/1) ... [2023-11-19 07:42:03,119 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:03" (1/1) ... [2023-11-19 07:42:03,127 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:03" (1/1) ... [2023-11-19 07:42:03,127 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:03" (1/1) ... [2023-11-19 07:42:03,144 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:03" (1/1) ... [2023-11-19 07:42:03,147 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:03" (1/1) ... [2023-11-19 07:42:03,154 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:03" (1/1) ... [2023-11-19 07:42:03,174 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:03" (1/1) ... [2023-11-19 07:42:03,182 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:42:03,195 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:42:03,195 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:42:03,196 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:42:03,196 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:03" (1/1) ... [2023-11-19 07:42:03,212 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:42:03,224 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:42:03,235 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:42:03,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa7cd558-b93e-41d8-8a32-1857e13eb82c/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:42:03,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 07:42:03,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:42:03,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 07:42:03,280 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 07:42:03,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:42:03,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 07:42:03,280 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:42:03,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:42:03,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 07:42:03,281 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-11-19 07:42:03,281 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-11-19 07:42:03,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 07:42:03,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 07:42:03,285 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 07:42:03,686 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:42:03,689 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:42:04,316 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:42:04,328 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:42:04,328 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 07:42:04,334 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:42:04 BoogieIcfgContainer [2023-11-19 07:42:04,334 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:42:04,337 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:42:04,337 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:42:04,340 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:42:04,340 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:42:01" (1/3) ... [2023-11-19 07:42:04,341 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ec9e317 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:42:04, skipping insertion in model container [2023-11-19 07:42:04,341 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:42:03" (2/3) ... [2023-11-19 07:42:04,342 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ec9e317 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:42:04, skipping insertion in model container [2023-11-19 07:42:04,342 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:42:04" (3/3) ... [2023-11-19 07:42:04,343 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_1-container_of.i [2023-11-19 07:42:04,364 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:42:04,365 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 45 error locations. [2023-11-19 07:42:04,365 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-19 07:42:04,510 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-19 07:42:04,569 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 265 places, 273 transitions, 560 flow [2023-11-19 07:42:04,702 INFO L124 PetriNetUnfolderBase]: 18/341 cut-off events. [2023-11-19 07:42:04,706 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-19 07:42:04,716 INFO L83 FinitePrefix]: Finished finitePrefix Result has 350 conditions, 341 events. 18/341 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 913 event pairs, 0 based on Foata normal form. 0/257 useless extension candidates. Maximal degree in co-relation 189. Up to 4 conditions per place. [2023-11-19 07:42:04,718 INFO L82 GeneralOperation]: Start removeDead. Operand has 265 places, 273 transitions, 560 flow [2023-11-19 07:42:04,740 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 263 places, 271 transitions, 554 flow [2023-11-19 07:42:04,744 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-19 07:42:04,759 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 263 places, 271 transitions, 554 flow [2023-11-19 07:42:04,764 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 263 places, 271 transitions, 554 flow [2023-11-19 07:42:04,765 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 263 places, 271 transitions, 554 flow [2023-11-19 07:42:04,887 INFO L124 PetriNetUnfolderBase]: 18/341 cut-off events. [2023-11-19 07:42:04,888 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-19 07:42:04,890 INFO L83 FinitePrefix]: Finished finitePrefix Result has 350 conditions, 341 events. 18/341 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 913 event pairs, 0 based on Foata normal form. 0/257 useless extension candidates. Maximal degree in co-relation 189. Up to 4 conditions per place. [2023-11-19 07:42:04,899 INFO L119 LiptonReduction]: Number of co-enabled transitions 8556 [2023-11-19 07:42:33,125 WARN L293 SmtUtils]: Spent 6.62s on a formula simplification. DAG size of input: 129 DAG size of output: 128 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-19 07:42:41,887 WARN L293 SmtUtils]: Spent 6.28s on a formula simplification. DAG size of input: 129 DAG size of output: 128 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)