./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e7bb482b 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_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 a7e4b13d10edb91f551b46ac7114aaff2ae2d5e1278c432e05cda4c2eb58cb60 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:37:39,175 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:37:39,257 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2023-11-06 22:37:39,264 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:37:39,265 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:37:39,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:37:39,298 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:37:39,299 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:37:39,300 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:37:39,301 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:37:39,302 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:37:39,303 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:37:39,304 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:37:39,304 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:37:39,305 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:37:39,306 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:37:39,307 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:37:39,307 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:37:39,308 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 22:37:39,309 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 22:37:39,310 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 22:37:39,310 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:37:39,311 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:37:39,312 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:37:39,312 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:37:39,313 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:37:39,314 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:37:39,314 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:37:39,315 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:37:39,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:37:39,316 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:37:39,317 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:37:39,317 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:37:39,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:37:39,318 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:37:39,319 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:37:39,319 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:37:39,320 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:37:39,320 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_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7e4b13d10edb91f551b46ac7114aaff2ae2d5e1278c432e05cda4c2eb58cb60 [2023-11-06 22:37:39,701 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:37:39,742 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:37:39,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:37:39,747 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:37:39,749 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:37:39,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2023-11-06 22:37:43,325 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:37:43,772 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:37:43,773 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2023-11-06 22:37:43,803 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/data/d37fd07cf/6ffedbcf48924ea18b953efc25be465e/FLAGdb24bc376 [2023-11-06 22:37:43,821 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/data/d37fd07cf/6ffedbcf48924ea18b953efc25be465e [2023-11-06 22:37:43,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:37:43,827 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:37:43,829 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:37:43,829 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:37:43,836 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:37:43,837 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:37:43" (1/1) ... [2023-11-06 22:37:43,838 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@316d112 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:43, skipping insertion in model container [2023-11-06 22:37:43,838 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:37:43" (1/1) ... [2023-11-06 22:37:43,910 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:37:44,213 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-06 22:37:44,958 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:37:44,973 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) [2023-11-06 22:37:44,974 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@14f21831 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:44, skipping insertion in model container [2023-11-06 22:37:44,975 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:37:44,975 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-06 22:37:44,978 INFO L158 Benchmark]: Toolchain (without parser) took 1150.23ms. Allocated memory is still 155.2MB. Free memory was 113.4MB in the beginning and 117.1MB in the end (delta: -3.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-06 22:37:44,979 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 113.2MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:37:44,980 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1146.81ms. Allocated memory is still 155.2MB. Free memory was 112.9MB in the beginning and 117.1MB in the end (delta: -4.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-06 22:37:44,982 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 113.2MB. Free memory is still 82.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1146.81ms. Allocated memory is still 155.2MB. Free memory was 112.9MB in the beginning and 117.1MB in the end (delta: -4.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1691]: 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_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 a7e4b13d10edb91f551b46ac7114aaff2ae2d5e1278c432e05cda4c2eb58cb60 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:37:47,953 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:37:48,111 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Bitvector.epf [2023-11-06 22:37:48,122 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:37:48,133 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:37:48,175 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:37:48,176 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:37:48,176 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:37:48,178 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:37:48,184 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:37:48,185 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:37:48,185 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:37:48,186 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:37:48,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:37:48,188 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 22:37:48,189 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:37:48,189 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 22:37:48,190 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:37:48,190 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 22:37:48,192 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 22:37:48,192 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 22:37:48,193 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:37:48,193 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:37:48,194 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:37:48,194 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:37:48,195 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 22:37:48,195 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 22:37:48,196 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:37:48,197 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:37:48,197 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:37:48,199 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:37:48,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:37:48,200 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:37:48,200 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:37:48,201 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:37:48,201 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:37:48,201 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:37:48,201 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:37:48,202 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:37:48,203 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:37:48,203 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:37:48,204 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_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7e4b13d10edb91f551b46ac7114aaff2ae2d5e1278c432e05cda4c2eb58cb60 [2023-11-06 22:37:48,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:37:48,743 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:37:48,746 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:37:48,748 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:37:48,748 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:37:48,750 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2023-11-06 22:37:52,298 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:37:52,840 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:37:52,841 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/sv-benchmarks/c/ldv-races/race-2_3-container_of.i [2023-11-06 22:37:52,878 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/data/7ff92c601/08ad947b494d403a9be84037a10cbc33/FLAGa07715c0e [2023-11-06 22:37:52,898 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/data/7ff92c601/08ad947b494d403a9be84037a10cbc33 [2023-11-06 22:37:52,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:37:52,906 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:37:52,912 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:37:52,913 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:37:52,919 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:37:52,920 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:37:52" (1/1) ... [2023-11-06 22:37:52,921 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57ecb919 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:52, skipping insertion in model container [2023-11-06 22:37:52,921 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:37:52" (1/1) ... [2023-11-06 22:37:53,035 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:37:53,324 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-06 22:37:54,125 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:37:54,145 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-06 22:37:54,172 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:37:54,175 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-06 22:37:54,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:37:54,253 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:37:54,269 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-06 22:37:54,371 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:37:54,522 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:37:54,522 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:37:54,523 WARN L672 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:37:54,532 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:37:54,532 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:54 WrapperNode [2023-11-06 22:37:54,533 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:37:54,534 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:37:54,535 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:37:54,535 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:37:54,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:54" (1/1) ... [2023-11-06 22:37:54,587 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:54" (1/1) ... [2023-11-06 22:37:54,628 INFO L138 Inliner]: procedures = 473, calls = 64, calls flagged for inlining = 13, calls inlined = 18, statements flattened = 160 [2023-11-06 22:37:54,629 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:37:54,630 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:37:54,631 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:37:54,631 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:37:54,643 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:54" (1/1) ... [2023-11-06 22:37:54,644 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:54" (1/1) ... [2023-11-06 22:37:54,653 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:54" (1/1) ... [2023-11-06 22:37:54,654 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:54" (1/1) ... [2023-11-06 22:37:54,680 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:54" (1/1) ... [2023-11-06 22:37:54,684 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:54" (1/1) ... [2023-11-06 22:37:54,692 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:54" (1/1) ... [2023-11-06 22:37:54,696 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:54" (1/1) ... [2023-11-06 22:37:54,706 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:37:54,707 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:37:54,707 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:37:54,707 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:37:54,708 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:54" (1/1) ... [2023-11-06 22:37:54,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:37:54,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:37:54,753 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:37:54,775 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4471e23f-9efe-4d21-b477-63d5255c15f3/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:37:54,849 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-06 22:37:54,850 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:37:54,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:37:54,850 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-06 22:37:54,853 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-06 22:37:54,854 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-06 22:37:54,854 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:37:54,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 22:37:54,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:37:54,856 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:37:54,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-06 22:37:54,856 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-11-06 22:37:54,856 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-11-06 22:37:54,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:37:54,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-06 22:37:54,859 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-06 22:37:55,269 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:37:55,272 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:37:56,111 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:37:56,204 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:37:56,204 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-06 22:37:56,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:37:56 BoogieIcfgContainer [2023-11-06 22:37:56,210 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:37:56,213 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:37:56,213 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:37:56,217 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:37:56,218 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:37:52" (1/3) ... [2023-11-06 22:37:56,219 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62ed0ebb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:37:56, skipping insertion in model container [2023-11-06 22:37:56,219 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:37:54" (2/3) ... [2023-11-06 22:37:56,220 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62ed0ebb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:37:56, skipping insertion in model container [2023-11-06 22:37:56,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:37:56" (3/3) ... [2023-11-06 22:37:56,222 INFO L112 eAbstractionObserver]: Analyzing ICFG race-2_3-container_of.i [2023-11-06 22:37:56,244 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:37:56,245 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 49 error locations. [2023-11-06 22:37:56,245 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-06 22:37:56,424 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-06 22:37:56,496 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 243 places, 247 transitions, 508 flow [2023-11-06 22:37:56,727 INFO L124 PetriNetUnfolderBase]: 14/315 cut-off events. [2023-11-06 22:37:56,727 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-06 22:37:56,736 INFO L83 FinitePrefix]: Finished finitePrefix Result has 324 conditions, 315 events. 14/315 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 877 event pairs, 0 based on Foata normal form. 0/231 useless extension candidates. Maximal degree in co-relation 150. Up to 4 conditions per place. [2023-11-06 22:37:56,736 INFO L82 GeneralOperation]: Start removeDead. Operand has 243 places, 247 transitions, 508 flow [2023-11-06 22:37:56,758 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 241 places, 245 transitions, 502 flow [2023-11-06 22:37:56,765 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-06 22:37:56,790 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 241 places, 245 transitions, 502 flow [2023-11-06 22:37:56,799 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 241 places, 245 transitions, 502 flow [2023-11-06 22:37:56,800 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 241 places, 245 transitions, 502 flow [2023-11-06 22:37:56,913 INFO L124 PetriNetUnfolderBase]: 14/315 cut-off events. [2023-11-06 22:37:56,914 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-06 22:37:56,916 INFO L83 FinitePrefix]: Finished finitePrefix Result has 324 conditions, 315 events. 14/315 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 878 event pairs, 0 based on Foata normal form. 0/231 useless extension candidates. Maximal degree in co-relation 150. Up to 4 conditions per place. [2023-11-06 22:37:56,927 INFO L119 LiptonReduction]: Number of co-enabled transitions 9372 [2023-11-06 22:38:31,235 WARN L293 SmtUtils]: Spent 5.28s on a formula simplification. DAG size of input: 109 DAG size of output: 108 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 22:39:00,341 WARN L293 SmtUtils]: Spent 9.43s on a formula simplification. DAG size of input: 128 DAG size of output: 120 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 22:39:05,402 WARN L293 SmtUtils]: Spent 5.06s on a formula simplification that was a NOOP. DAG size: 120 (called from [L 302] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 22:39:11,865 WARN L293 SmtUtils]: Spent 6.46s on a formula simplification. DAG size of input: 128 DAG size of output: 120 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 22:40:22,243 WARN L293 SmtUtils]: Spent 48.89s on a formula simplification that was a NOOP. DAG size: 188 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 22:41:03,287 WARN L293 SmtUtils]: Spent 41.04s on a formula simplification that was a NOOP. DAG size: 184 (called from [L 302] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition) [2023-11-06 22:41:41,897 WARN L293 SmtUtils]: Spent 38.61s on a formula simplification that was a NOOP. DAG size: 188 (called from [L 279] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.sequentialComposition)