./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:49:46,977 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:49:47,074 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-DataRace-32bit-Taipan_Default.epf [2024-11-14 05:49:47,082 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:49:47,083 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:49:47,116 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:49:47,116 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:49:47,116 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:49:47,119 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:49:47,119 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:49:47,119 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:49:47,119 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:49:47,119 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:49:47,119 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:49:47,119 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:49:47,119 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:49:47,120 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:49:47,120 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:49:47,120 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:49:47,120 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:49:47,120 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:49:47,120 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:49:47,122 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:49:47,122 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:49:47,122 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:49:47,122 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:49:47,123 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:49:47,123 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:49:47,123 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:49:47,123 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:49:47,123 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:49:47,123 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-14 05:49:47,123 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:49:47,123 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 05:49:47,123 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:49:47,123 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:49:47,123 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:49:47,124 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:49:47,124 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:49:47,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:49:47,124 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:49:47,124 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:49:47,124 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:49:47,124 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:49:47,124 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:49:47,124 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:49:47,125 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:49:47,125 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:49:47,125 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E 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 -> Taipan 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 [2024-11-14 05:49:47,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:49:47,446 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:49:47,449 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:49:47,451 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:49:47,451 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:49:47,452 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i Unable to find full path for "g++" [2024-11-14 05:49:49,345 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:49:49,765 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:49:49,766 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2024-11-14 05:49:49,788 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E/data/eac70ca41/846c968cf473483a805eae7375071012/FLAGc1c388479 [2024-11-14 05:49:49,901 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E/data/eac70ca41/846c968cf473483a805eae7375071012 [2024-11-14 05:49:49,904 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:49:49,905 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:49:49,907 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:49:49,907 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:49:49,912 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:49:49,913 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:49:49" (1/1) ... [2024-11-14 05:49:49,913 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54c78fcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:49:49, skipping insertion in model container [2024-11-14 05:49:49,914 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:49:49" (1/1) ... [2024-11-14 05:49:49,950 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:49:50,538 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2024-11-14 05:49:50,539 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6086313d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:49:50, skipping insertion in model container [2024-11-14 05:49:50,539 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:49:50,539 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-14 05:49:50,541 INFO L158 Benchmark]: Toolchain (without parser) took 634.92ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 80.0MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 05:49:50,541 INFO L158 Benchmark]: CDTParser took 1.48ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:49:50,542 INFO L158 Benchmark]: CACSL2BoogieTranslator took 632.38ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 80.0MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 05:49:50,543 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.48ms. Allocated memory is still 142.6MB. Free memory is still 79.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 632.38ms. Allocated memory is still 117.4MB. Free memory was 93.0MB in the beginning and 80.0MB in the end (delta: 13.0MB). Peak memory consumption was 16.8MB. 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 480c5148e7cd14e3e53887d18fd0599a0b88a26e0479fa105e19ce5761a14580 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:49:53,050 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:49:53,136 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf [2024-11-14 05:49:53,142 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:49:53,142 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:49:53,188 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:49:53,192 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:49:53,192 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:49:53,193 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:49:53,193 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:49:53,193 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:49:53,193 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:49:53,193 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:49:53,193 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:49:53,193 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:49:53,194 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:49:53,194 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:49:53,194 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:49:53,194 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-14 05:49:53,194 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-14 05:49:53,194 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:49:53,194 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:49:53,194 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:49:53,195 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:49:53,195 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-14 05:49:53,195 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 05:49:53,195 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:49:53,195 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 05:49:53,195 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-14 05:49:53,195 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-14 05:49:53,195 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:49:53,195 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:49:53,199 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:49:53,199 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 05:49:53,200 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:49:53,200 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:49:53,200 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:49:53,200 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:49:53,200 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:49:53,200 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 05:49:53,200 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 05:49:53,200 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:49:53,200 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:49:53,200 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E 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 -> Taipan 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 [2024-11-14 05:49:53,515 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:49:53,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:49:53,526 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:49:53,527 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:49:53,527 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:49:53,529 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i Unable to find full path for "g++" [2024-11-14 05:49:55,403 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:49:55,712 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:49:55,712 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race-2.i [2024-11-14 05:49:55,735 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E/data/da5d87579/bde0b3574e334972bf65aa5849056405/FLAGef0882de7 [2024-11-14 05:49:55,769 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aff5a59c-a734-4c87-bec7-3a10fe8e6664/bin/utaipan-verify-sOmjnqqW8E/data/da5d87579/bde0b3574e334972bf65aa5849056405 [2024-11-14 05:49:55,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:49:55,776 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:49:55,778 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:49:55,779 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:49:55,784 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:49:55,785 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:49:55" (1/1) ... [2024-11-14 05:49:55,785 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75528d51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:49:55, skipping insertion in model container [2024-11-14 05:49:55,787 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:49:55" (1/1) ... [2024-11-14 05:49:55,845 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:49:56,405 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2024-11-14 05:49:56,406 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@703a5ffd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:49:56, skipping insertion in model container [2024-11-14 05:49:56,406 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:49:56,406 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-14 05:49:56,408 INFO L158 Benchmark]: Toolchain (without parser) took 631.57ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 77.7MB in the end (delta: 13.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 05:49:56,409 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:49:56,409 INFO L158 Benchmark]: CACSL2BoogieTranslator took 628.97ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 77.7MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-14 05:49:56,410 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 117.4MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 628.97ms. Allocated memory is still 117.4MB. Free memory was 90.9MB in the beginning and 77.7MB in the end (delta: 13.2MB). Peak memory consumption was 16.8MB. 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