./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 9a849f68 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-9a849f6-m [2024-10-26 05:20:40,739 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-26 05:20:40,808 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2024-10-26 05:20:40,813 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-26 05:20:40,813 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-26 05:20:40,862 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-26 05:20:40,863 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-26 05:20:40,863 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-26 05:20:40,864 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-26 05:20:40,865 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-26 05:20:40,865 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-26 05:20:40,866 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-26 05:20:40,866 INFO L153 SettingsManager]: * Use SBE=true [2024-10-26 05:20:40,866 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-26 05:20:40,867 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-26 05:20:40,867 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-26 05:20:40,868 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-26 05:20:40,868 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-26 05:20:40,868 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-26 05:20:40,869 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-26 05:20:40,872 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-26 05:20:40,873 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-26 05:20:40,873 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-26 05:20:40,879 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-26 05:20:40,879 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-26 05:20:40,879 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-26 05:20:40,879 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-26 05:20:40,879 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-26 05:20:40,880 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-26 05:20:40,880 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-26 05:20:40,880 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-10-26 05:20:40,880 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-26 05:20:40,880 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-26 05:20:40,880 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-26 05:20:40,881 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-26 05:20:40,881 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-26 05:20:40,881 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-26 05:20:40,881 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-26 05:20:40,881 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-26 05:20:40,882 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-10-26 05:20:40,882 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-26 05:20:40,882 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-26 05:20:40,882 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-26 05:20:40,883 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 [2024-10-26 05:20:41,141 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-26 05:20:41,169 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-26 05:20:41,172 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-26 05:20:41,173 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-26 05:20:41,174 INFO L274 PluginConnector]: CDTParser initialized [2024-10-26 05:20:41,175 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2024-10-26 05:20:42,631 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-26 05:20:42,930 INFO L384 CDTParser]: Found 1 translation units. [2024-10-26 05:20:42,932 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2024-10-26 05:20:42,957 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c9533ad62/f40431e9c35c45e781545e444042aa7e/FLAG5beb3eaf7 [2024-10-26 05:20:43,201 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/c9533ad62/f40431e9c35c45e781545e444042aa7e [2024-10-26 05:20:43,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-26 05:20:43,206 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-26 05:20:43,207 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-26 05:20:43,208 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-26 05:20:43,213 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-26 05:20:43,214 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 05:20:43" (1/1) ... [2024-10-26 05:20:43,215 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35a69a4f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:20:43, skipping insertion in model container [2024-10-26 05:20:43,218 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 05:20:43" (1/1) ... [2024-10-26 05:20:43,286 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-26 05:20:43,709 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2024-10-26 05:20:43,710 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6e64ea15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:20:43, skipping insertion in model container [2024-10-26 05:20:43,710 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-26 05:20:43,711 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-26 05:20:43,712 INFO L158 Benchmark]: Toolchain (without parser) took 506.02ms. Allocated memory is still 144.7MB. Free memory was 93.8MB in the beginning and 78.9MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-26 05:20:43,713 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 144.7MB. Free memory was 110.9MB in the beginning and 110.6MB in the end (delta: 241.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-26 05:20:43,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 503.68ms. Allocated memory is still 144.7MB. Free memory was 93.8MB in the beginning and 78.9MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-26 05:20:43,716 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 144.7MB. Free memory was 110.9MB in the beginning and 110.6MB in the end (delta: 241.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 503.68ms. Allocated memory is still 144.7MB. Free memory was 93.8MB in the beginning and 78.9MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i ../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-9a849f6-m [2024-10-26 05:20:45,784 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-26 05:20:45,862 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Bitvector.epf [2024-10-26 05:20:45,867 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-26 05:20:45,868 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-26 05:20:45,903 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-26 05:20:45,904 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-26 05:20:45,904 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-26 05:20:45,905 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-26 05:20:45,905 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-26 05:20:45,906 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-26 05:20:45,906 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-26 05:20:45,907 INFO L153 SettingsManager]: * Use SBE=true [2024-10-26 05:20:45,907 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-26 05:20:45,909 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-26 05:20:45,910 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-26 05:20:45,910 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-26 05:20:45,910 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-26 05:20:45,910 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-26 05:20:45,911 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-26 05:20:45,911 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-26 05:20:45,911 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-10-26 05:20:45,912 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-26 05:20:45,912 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-26 05:20:45,912 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-26 05:20:45,913 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-26 05:20:45,913 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-26 05:20:45,913 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-26 05:20:45,913 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-26 05:20:45,914 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-26 05:20:45,914 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-26 05:20:45,914 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-26 05:20:45,915 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-10-26 05:20:45,915 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-26 05:20:45,915 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-26 05:20:45,915 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-26 05:20:45,916 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-26 05:20:45,916 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-26 05:20:45,916 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-26 05:20:45,916 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-10-26 05:20:45,916 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-10-26 05:20:45,917 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-10-26 05:20:45,918 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-10-26 05:20:45,918 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-26 05:20:45,919 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 [2024-10-26 05:20:46,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-26 05:20:46,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-26 05:20:46,282 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-26 05:20:46,283 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-26 05:20:46,283 INFO L274 PluginConnector]: CDTParser initialized [2024-10-26 05:20:46,284 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2024-10-26 05:20:47,903 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-26 05:20:48,192 INFO L384 CDTParser]: Found 1 translation units. [2024-10-26 05:20:48,193 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2024-10-26 05:20:48,216 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/77d9a61da/c0a0378bc9e94c9184cbb31b81e8684a/FLAGbd936e47c [2024-10-26 05:20:48,233 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/77d9a61da/c0a0378bc9e94c9184cbb31b81e8684a [2024-10-26 05:20:48,236 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-26 05:20:48,237 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-26 05:20:48,240 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-26 05:20:48,240 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-26 05:20:48,245 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-26 05:20:48,246 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 05:20:48" (1/1) ... [2024-10-26 05:20:48,247 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aecefb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:20:48, skipping insertion in model container [2024-10-26 05:20:48,247 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 05:20:48" (1/1) ... [2024-10-26 05:20:48,296 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-26 05:20:48,723 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2024-10-26 05:20:48,724 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@dd283a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 05:20:48, skipping insertion in model container [2024-10-26 05:20:48,724 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-26 05:20:48,725 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-10-26 05:20:48,727 INFO L158 Benchmark]: Toolchain (without parser) took 488.65ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 26.8MB in the beginning and 41.1MB in the end (delta: -14.3MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2024-10-26 05:20:48,727 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 39.8MB. Free memory was 17.1MB in the beginning and 17.1MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-26 05:20:48,728 INFO L158 Benchmark]: CACSL2BoogieTranslator took 484.94ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 26.6MB in the beginning and 41.1MB in the end (delta: -14.5MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2024-10-26 05:20:48,730 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 39.8MB. Free memory was 17.1MB in the beginning and 17.1MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 484.94ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 26.6MB in the beginning and 41.1MB in the end (delta: -14.5MB). Peak memory consumption was 7.7MB. 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