./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version a0165632 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_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje --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 5dde223e05029ee74a9549f7a4ca4d96fc6c447ae57a94d6c6626aac6f15533a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:31:39,046 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:31:39,134 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DataRace-32bit-Taipan_Default.epf [2024-11-09 05:31:39,139 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:31:39,142 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:31:39,185 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:31:39,186 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:31:39,187 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:31:39,188 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:31:39,189 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:31:39,191 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:31:39,192 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:31:39,192 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:31:39,193 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:31:39,193 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:31:39,193 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:31:39,194 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:31:39,194 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:31:39,194 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:31:39,194 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:31:39,195 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:31:39,199 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:31:39,200 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:31:39,200 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:31:39,201 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:31:39,201 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:31:39,201 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:31:39,201 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:31:39,202 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:31:39,202 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:31:39,202 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:31:39,202 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-09 05:31:39,202 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:31:39,203 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 05:31:39,203 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:31:39,204 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:31:39,205 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:31:39,206 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:31:39,206 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:31:39,206 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:31:39,206 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:31:39,207 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:31:39,207 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:31:39,207 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:31:39,207 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:31:39,208 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:31:39,209 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:31:39,209 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:31:39,209 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dde223e05029ee74a9549f7a4ca4d96fc6c447ae57a94d6c6626aac6f15533a [2024-11-09 05:31:39,494 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:31:39,523 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:31:39,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:31:39,528 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:31:39,529 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:31:39,530 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i Unable to find full path for "g++" [2024-11-09 05:31:41,573 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:31:41,967 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:31:41,971 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i [2024-11-09 05:31:42,000 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/data/496218c22/54b6ec98542c4d22bc39d00d97378f50/FLAG7d9c60a30 [2024-11-09 05:31:42,026 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/data/496218c22/54b6ec98542c4d22bc39d00d97378f50 [2024-11-09 05:31:42,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:31:42,034 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:31:42,037 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:31:42,038 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:31:42,046 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:31:42,048 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:31:42" (1/1) ... [2024-11-09 05:31:42,052 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34e5c1c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:31:42, skipping insertion in model container [2024-11-09 05:31:42,052 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:31:42" (1/1) ... [2024-11-09 05:31:42,125 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:31:42,869 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2024-11-09 05:31:42,870 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@585400d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:31:42, skipping insertion in model container [2024-11-09 05:31:42,871 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:31:42,872 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-09 05:31:42,875 INFO L158 Benchmark]: Toolchain (without parser) took 840.22ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 91.3MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 05:31:42,876 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 102.8MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:31:42,877 INFO L158 Benchmark]: CACSL2BoogieTranslator took 835.02ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 91.3MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 05:31:42,879 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 102.8MB. Free memory is still 50.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 835.02ms. Allocated memory is still 142.6MB. Free memory was 106.8MB in the beginning and 91.3MB in the end (delta: 15.5MB). 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: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje --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 5dde223e05029ee74a9549f7a4ca4d96fc6c447ae57a94d6c6626aac6f15533a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:31:45,748 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:31:45,874 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf [2024-11-09 05:31:45,886 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:31:45,886 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:31:45,952 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:31:45,953 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:31:45,953 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:31:45,959 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:31:45,960 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:31:45,960 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:31:45,961 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:31:45,961 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:31:45,965 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:31:45,966 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:31:45,966 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:31:45,967 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:31:45,968 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:31:45,968 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 05:31:45,972 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 05:31:45,973 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:31:45,973 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:31:45,974 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:31:45,974 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:31:45,978 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2024-11-09 05:31:45,979 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:31:45,979 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:31:45,979 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:31:45,980 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 05:31:45,980 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 05:31:45,981 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:31:45,981 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:31:45,983 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:31:45,983 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:31:45,984 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:31:45,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:31:45,986 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:31:45,987 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:31:45,987 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:31:45,988 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:31:45,988 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:31:45,989 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:31:45,990 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:31:45,990 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5dde223e05029ee74a9549f7a4ca4d96fc6c447ae57a94d6c6626aac6f15533a [2024-11-09 05:31:46,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:31:46,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:31:46,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:31:46,512 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:31:46,513 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:31:46,515 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i Unable to find full path for "g++" [2024-11-09 05:31:49,057 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:31:49,486 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:31:49,487 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/sv-benchmarks/c/pthread-race-challenges/semaphore-posix-race.i [2024-11-09 05:31:49,519 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/data/50b3bfe41/54231450765b425c95807295ecb28681/FLAG2abc8772a [2024-11-09 05:31:49,550 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d21b792-218f-4614-81f4-3f9cc561b99f/bin/utaipan-verify-YMUCfTKeje/data/50b3bfe41/54231450765b425c95807295ecb28681 [2024-11-09 05:31:49,553 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:31:49,555 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:31:49,556 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:31:49,556 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:31:49,562 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:31:49,563 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:31:49" (1/1) ... [2024-11-09 05:31:49,564 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44003b04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:31:49, skipping insertion in model container [2024-11-09 05:31:49,564 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:31:49" (1/1) ... [2024-11-09 05:31:49,629 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:31:50,555 ERROR L321 MainTranslator]: Unsupported Syntax: Unsupported function: sem_wait [2024-11-09 05:31:50,556 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1ddeabe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:31:50, skipping insertion in model container [2024-11-09 05:31:50,557 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:31:50,558 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-09 05:31:50,561 INFO L158 Benchmark]: Toolchain (without parser) took 1004.88ms. Allocated memory is still 83.9MB. Free memory was 57.8MB in the beginning and 60.7MB in the end (delta: -2.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 05:31:50,562 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 58.7MB. Free memory is still 35.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:31:50,563 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1001.71ms. Allocated memory is still 83.9MB. Free memory was 57.6MB in the beginning and 60.7MB in the end (delta: -3.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-09 05:31:50,566 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 58.7MB. Free memory is still 35.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1001.71ms. Allocated memory is still 83.9MB. Free memory was 57.6MB in the beginning and 60.7MB in the end (delta: -3.1MB). 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