./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --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 14021be990ac15ab4220d2b72ebb5203b2152775e4c1d32aaa66b7b14032d7f7 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:41:24,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:41:24,902 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:41:24,941 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:41:24,942 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:41:24,943 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:41:24,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:41:24,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:41:24,950 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:41:24,951 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:41:24,952 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:41:24,953 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:41:24,954 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:41:24,961 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:41:24,963 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:41:24,967 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:41:24,976 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:41:24,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:41:24,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:41:24,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:41:24,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:41:24,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:41:24,995 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:41:24,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:41:25,005 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:41:25,005 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:41:25,006 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:41:25,007 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:41:25,008 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:41:25,009 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:41:25,010 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:41:25,010 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:41:25,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:41:25,019 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:41:25,020 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:41:25,020 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:41:25,021 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:41:25,021 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:41:25,022 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:41:25,023 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:41:25,023 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:41:25,024 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/config/svcomp-DataRace-32bit-Taipan_Default.epf [2021-11-25 19:41:25,050 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:41:25,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:41:25,050 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:41:25,050 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:41:25,051 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:41:25,051 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:41:25,052 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:41:25,052 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:41:25,052 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:41:25,052 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 19:41:25,052 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:41:25,052 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:41:25,053 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 19:41:25,053 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 19:41:25,053 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:41:25,053 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 19:41:25,053 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 19:41:25,054 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 19:41:25,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:41:25,055 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 19:41:25,055 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 19:41:25,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 19:41:25,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 19:41:25,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:41:25,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:41:25,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:41:25,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:41:25,056 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-25 19:41:25,056 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 19:41:25,056 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:41:25,057 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:41:25,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:41:25,057 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:41:25,057 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:41:25,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:41:25,058 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:41:25,058 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:41:25,058 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:41:25,058 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 19:41:25,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 19:41:25,059 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:41:25,059 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:41:25,059 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:41:25,059 INFO L138 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_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14021be990ac15ab4220d2b72ebb5203b2152775e4c1d32aaa66b7b14032d7f7 [2021-11-25 19:41:25,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:41:25,317 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:41:25,320 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:41:25,321 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:41:25,322 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:41:25,324 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-25 19:41:25,406 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/data/e453584e2/79964c70b8fc4855a24f37550e168fcc/FLAG31d2b2a9b [2021-11-25 19:41:26,139 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:41:26,139 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-25 19:41:26,156 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/data/e453584e2/79964c70b8fc4855a24f37550e168fcc/FLAG31d2b2a9b [2021-11-25 19:41:26,399 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/data/e453584e2/79964c70b8fc4855a24f37550e168fcc [2021-11-25 19:41:26,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:41:26,403 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:41:26,405 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:41:26,405 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:41:26,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:41:26,425 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:41:26" (1/1) ... [2021-11-25 19:41:26,427 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2546f2c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:41:26, skipping insertion in model container [2021-11-25 19:41:26,428 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:41:26" (1/1) ... [2021-11-25 19:41:26,435 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:41:26,500 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:41:27,041 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: scanf [2021-11-25 19:41:27,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1c53632f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:41:27, skipping insertion in model container [2021-11-25 19:41:27,041 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:41:27,042 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 19:41:27,044 INFO L158 Benchmark]: Toolchain (without parser) took 639.62ms. Allocated memory is still 92.3MB. Free memory was 61.9MB in the beginning and 49.4MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 19:41:27,044 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 92.3MB. Free memory was 60.2MB in the beginning and 60.1MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:41:27,045 INFO L158 Benchmark]: CACSL2BoogieTranslator took 636.94ms. Allocated memory is still 92.3MB. Free memory was 61.7MB in the beginning and 49.4MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-25 19:41:27,047 INFO L339 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 92.3MB. Free memory was 60.2MB in the beginning and 60.1MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 636.94ms. Allocated memory is still 92.3MB. Free memory was 61.7MB in the beginning and 49.4MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 925]: Unsupported Syntax Unsupported function: scanf 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_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --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 14021be990ac15ab4220d2b72ebb5203b2152775e4c1d32aaa66b7b14032d7f7 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 19:41:29,449 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 19:41:29,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 19:41:29,506 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 19:41:29,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 19:41:29,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 19:41:29,513 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 19:41:29,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 19:41:29,521 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 19:41:29,529 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 19:41:29,530 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 19:41:29,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 19:41:29,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 19:41:29,535 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 19:41:29,538 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 19:41:29,542 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 19:41:29,544 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 19:41:29,545 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 19:41:29,547 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 19:41:29,551 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 19:41:29,552 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 19:41:29,554 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 19:41:29,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 19:41:29,559 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 19:41:29,571 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 19:41:29,571 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 19:41:29,572 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 19:41:29,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 19:41:29,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 19:41:29,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 19:41:29,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 19:41:29,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 19:41:29,579 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 19:41:29,580 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 19:41:29,582 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 19:41:29,582 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 19:41:29,583 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 19:41:29,583 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 19:41:29,584 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 19:41:29,586 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 19:41:29,586 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 19:41:29,587 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/config/svcomp-DataRace-32bit-Taipan_Bitvector.epf [2021-11-25 19:41:29,633 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 19:41:29,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 19:41:29,634 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 19:41:29,634 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 19:41:29,635 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 19:41:29,635 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 19:41:29,636 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 19:41:29,636 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 19:41:29,636 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 19:41:29,636 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 19:41:29,637 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 19:41:29,638 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 19:41:29,639 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 19:41:29,640 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 19:41:29,640 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 19:41:29,640 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 19:41:29,640 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 19:41:29,641 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 19:41:29,641 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 19:41:29,641 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 19:41:29,641 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2021-11-25 19:41:29,642 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 19:41:29,642 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 19:41:29,642 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 19:41:29,642 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 19:41:29,642 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 19:41:29,643 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 19:41:29,643 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 19:41:29,643 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-25 19:41:29,643 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 19:41:29,644 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 19:41:29,644 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 19:41:29,645 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 19:41:29,645 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 19:41:29,645 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 19:41:29,645 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 19:41:29,646 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 19:41:29,646 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 19:41:29,646 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 19:41:29,647 INFO L138 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 14021be990ac15ab4220d2b72ebb5203b2152775e4c1d32aaa66b7b14032d7f7 [2021-11-25 19:41:30,030 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 19:41:30,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 19:41:30,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 19:41:30,066 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 19:41:30,067 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 19:41:30,068 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-25 19:41:30,151 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/data/34b70a415/37c6925747c6470da9e80866ed2fb222/FLAG38d2e1063 [2021-11-25 19:41:30,856 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 19:41:30,857 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/sv-benchmarks/c/goblint-regression/04-mutex_20-stdfun_rc.i [2021-11-25 19:41:30,881 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/data/34b70a415/37c6925747c6470da9e80866ed2fb222/FLAG38d2e1063 [2021-11-25 19:41:31,138 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_49400c20-3693-4696-956c-a61fff65a91a/bin/utaipan-eEHZpOm5b7/data/34b70a415/37c6925747c6470da9e80866ed2fb222 [2021-11-25 19:41:31,140 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 19:41:31,142 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 19:41:31,149 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 19:41:31,149 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 19:41:31,155 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 19:41:31,156 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:41:31" (1/1) ... [2021-11-25 19:41:31,157 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56acd3e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:41:31, skipping insertion in model container [2021-11-25 19:41:31,157 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:41:31" (1/1) ... [2021-11-25 19:41:31,167 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 19:41:31,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 19:41:31,863 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: scanf [2021-11-25 19:41:31,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7fe8a661 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:41:31, skipping insertion in model container [2021-11-25 19:41:31,864 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 19:41:31,864 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-25 19:41:31,866 INFO L158 Benchmark]: Toolchain (without parser) took 723.08ms. Allocated memory is still 86.0MB. Free memory was 49.4MB in the beginning and 67.8MB in the end (delta: -18.4MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2021-11-25 19:41:31,867 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 86.0MB. Free memory was 67.5MB in the beginning and 67.4MB in the end (delta: 75.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 19:41:31,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 715.69ms. Allocated memory is still 86.0MB. Free memory was 49.2MB in the beginning and 67.8MB in the end (delta: -18.6MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2021-11-25 19:41:31,869 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 86.0MB. Free memory was 67.5MB in the beginning and 67.4MB in the end (delta: 75.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 715.69ms. Allocated memory is still 86.0MB. Free memory was 49.2MB in the beginning and 67.8MB in the end (delta: -18.6MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 925]: Unsupported Syntax Unsupported function: scanf 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