./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races 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_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/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_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:55:44,825 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:55:44,924 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-19 07:55:44,933 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:55:44,934 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:55:44,958 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:55:44,959 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:55:44,959 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:55:44,960 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:55:44,961 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:55:44,962 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:55:44,962 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:55:44,963 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:55:44,963 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:55:44,964 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:55:44,964 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:55:44,965 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:55:44,965 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:55:44,966 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:55:44,966 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:55:44,967 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:55:44,968 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:55:44,968 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-19 07:55:44,968 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:55:44,969 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:55:44,969 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:55:44,970 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:55:44,970 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:55:44,970 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:55:44,973 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:55:44,973 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:55:44,973 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:55:44,974 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:55:44,974 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:55:44,974 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:55:44,974 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:55:44,975 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:55:44,975 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:55:44,975 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:55:44,975 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:55:44,976 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:55:44,976 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_8425f831-47d2-4350-87d4-e5b2cbf477d5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 [2023-11-19 07:55:45,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:55:45,345 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:55:45,348 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:55:45,349 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:55:45,350 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:55:45,351 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2023-11-19 07:55:48,523 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:55:48,876 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:55:48,877 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2023-11-19 07:55:48,900 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu/data/5ccbc0c3d/5b4be12618354c07b068e0924d9dc190/FLAGf58efec1f [2023-11-19 07:55:48,919 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu/data/5ccbc0c3d/5b4be12618354c07b068e0924d9dc190 [2023-11-19 07:55:48,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:55:48,927 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:55:48,928 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:55:48,928 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:55:48,937 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:55:48,941 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:55:48" (1/1) ... [2023-11-19 07:55:48,942 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f7555cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:48, skipping insertion in model container [2023-11-19 07:55:48,942 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:55:48" (1/1) ... [2023-11-19 07:55:49,018 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:55:49,269 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 07:55:49,664 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2023-11-19 07:55:49,665 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76dc30e4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:49, skipping insertion in model container [2023-11-19 07:55:49,665 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:55:49,666 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 07:55:49,668 INFO L158 Benchmark]: Toolchain (without parser) took 740.39ms. Allocated memory is still 144.7MB. Free memory was 98.1MB in the beginning and 84.3MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 07:55:49,669 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 144.7MB. Free memory is still 116.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:55:49,669 INFO L158 Benchmark]: CACSL2BoogieTranslator took 738.17ms. Allocated memory is still 144.7MB. Free memory was 97.4MB in the beginning and 84.3MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 07:55:49,671 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 144.7MB. Free memory is still 116.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 738.17ms. Allocated memory is still 144.7MB. Free memory was 97.4MB in the beginning and 84.3MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1044]: Unsupported Syntax Unsupported function: sem_wait 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_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/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_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:55:52,213 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:55:52,363 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DataRace-32bit-Automizer_Bitvector.epf [2023-11-19 07:55:52,372 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:55:52,373 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:55:52,419 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:55:52,419 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:55:52,420 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:55:52,421 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:55:52,426 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:55:52,427 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:55:52,428 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:55:52,428 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:55:52,430 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:55:52,431 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:55:52,431 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:55:52,432 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:55:52,432 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:55:52,433 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:55:52,434 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:55:52,434 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:55:52,435 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-19 07:55:52,435 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:55:52,436 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:55:52,436 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 07:55:52,437 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:55:52,437 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:55:52,437 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:55:52,438 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:55:52,438 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:55:52,440 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:55:52,440 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:55:52,440 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:55:52,441 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:55:52,441 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:55:52,441 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:55:52,442 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:55:52,442 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:55:52,442 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:55:52,443 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:55:52,444 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:55:52,444 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:55:52,444 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:55:52,444 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_8425f831-47d2-4350-87d4-e5b2cbf477d5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 [2023-11-19 07:55:52,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:55:52,915 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:55:52,918 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:55:52,919 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:55:52,920 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:55:52,921 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2023-11-19 07:55:56,148 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:55:56,545 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:55:56,545 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2023-11-19 07:55:56,575 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu/data/4cf54c6ec/a72fc0c40a044f3f919deab5ec3ace7e/FLAGc20e05139 [2023-11-19 07:55:56,594 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8425f831-47d2-4350-87d4-e5b2cbf477d5/bin/uautomizer-verify-uCwYo4JHxu/data/4cf54c6ec/a72fc0c40a044f3f919deab5ec3ace7e [2023-11-19 07:55:56,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:55:56,602 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:55:56,606 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:55:56,606 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:55:56,611 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:55:56,612 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:55:56" (1/1) ... [2023-11-19 07:55:56,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b2dc3de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:56, skipping insertion in model container [2023-11-19 07:55:56,613 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:55:56" (1/1) ... [2023-11-19 07:55:56,681 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:55:56,945 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 07:55:57,373 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2023-11-19 07:55:57,373 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6a0cd361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:55:57, skipping insertion in model container [2023-11-19 07:55:57,374 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:55:57,374 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 07:55:57,377 INFO L158 Benchmark]: Toolchain (without parser) took 773.24ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 41.2MB in the beginning and 61.8MB in the end (delta: -20.6MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2023-11-19 07:55:57,377 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 42.7MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:55:57,379 INFO L158 Benchmark]: CACSL2BoogieTranslator took 768.48ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 40.9MB in the beginning and 61.8MB in the end (delta: -20.9MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2023-11-19 07:55:57,381 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 42.7MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 768.48ms. Allocated memory was 67.1MB in the beginning and 86.0MB in the end (delta: 18.9MB). Free memory was 40.9MB in the beginning and 61.8MB in the end (delta: -20.9MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1044]: Unsupported Syntax Unsupported function: sem_wait RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN