./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 85a905d0c2b1ccc8eecdb9cdbdc123b4e605944bf4d76e5023d8f018ff74ca18 ........................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 85a905d0c2b1ccc8eecdb9cdbdc123b4e605944bf4d76e5023d8f018ff74ca18 ....................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-20 05:13:59,147 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 05:13:59,150 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 05:13:59,211 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 05:13:59,212 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 05:13:59,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 05:13:59,219 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 05:13:59,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 05:13:59,227 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 05:13:59,235 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 05:13:59,236 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 05:13:59,238 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 05:13:59,238 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 05:13:59,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 05:13:59,245 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 05:13:59,253 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 05:13:59,255 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 05:13:59,256 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 05:13:59,259 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 05:13:59,267 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 05:13:59,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 05:13:59,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 05:13:59,275 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 05:13:59,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 05:13:59,282 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 05:13:59,282 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 05:13:59,283 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 05:13:59,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 05:13:59,286 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 05:13:59,287 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 05:13:59,288 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 05:13:59,289 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 05:13:59,291 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 05:13:59,293 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 05:13:59,294 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 05:13:59,295 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 05:13:59,296 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 05:13:59,296 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 05:13:59,296 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 05:13:59,297 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 05:13:59,298 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 05:13:59,300 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-20 05:13:59,344 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 05:13:59,344 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 05:13:59,346 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 05:13:59,346 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 05:13:59,347 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 05:13:59,347 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 05:13:59,347 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-20 05:13:59,347 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 05:13:59,348 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 05:13:59,348 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-20 05:13:59,349 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-20 05:13:59,349 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 05:13:59,350 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-20 05:13:59,350 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-20 05:13:59,350 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-20 05:13:59,351 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 05:13:59,351 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-20 05:13:59,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-20 05:13:59,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-20 05:13:59,352 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 05:13:59,352 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 05:13:59,353 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 05:13:59,353 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 05:13:59,353 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 05:13:59,353 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-20 05:13:59,354 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 05:13:59,354 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 05:13:59,354 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 05:13:59,355 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 05:13:59,356 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 05:13:59,356 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:13:59,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 05:13:59,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 05:13:59,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 05:13:59,358 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-20 05:13:59,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-20 05:13:59,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 05:13:59,359 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 05:13:59,359 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 05:13:59,359 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_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85a905d0c2b1ccc8eecdb9cdbdc123b4e605944bf4d76e5023d8f018ff74ca18 [2021-10-20 05:13:59,676 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 05:13:59,705 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 05:13:59,708 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 05:13:59,709 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 05:13:59,710 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 05:13:59,711 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2021-10-20 05:13:59,809 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/data/ce6202688/34060c7d0d764844b4abc45861cfcd1a/FLAG5a0dd9c52 [2021-10-20 05:14:00,436 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 05:14:00,438 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2021-10-20 05:14:00,463 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/data/ce6202688/34060c7d0d764844b4abc45861cfcd1a/FLAG5a0dd9c52 [2021-10-20 05:14:00,711 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/data/ce6202688/34060c7d0d764844b4abc45861cfcd1a [2021-10-20 05:14:00,713 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 05:14:00,715 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 05:14:00,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 05:14:00,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 05:14:00,721 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 05:14:00,722 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:14:00" (1/1) ... [2021-10-20 05:14:00,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52634bb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:14:00, skipping insertion in model container [2021-10-20 05:14:00,724 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:14:00" (1/1) ... [2021-10-20 05:14:00,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 05:14:00,791 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 05:14:01,250 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i[29913,29926] [2021-10-20 05:14:01,273 ERROR L326 MainTranslator]: Unsupported Syntax: The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. [2021-10-20 05:14:01,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@70b0439 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:14:01, skipping insertion in model container [2021-10-20 05:14:01,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 05:14:01,275 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-20 05:14:01,278 INFO L168 Benchmark]: Toolchain (without parser) took 561.17 ms. Allocated memory was 88.1 MB in the beginning and 117.4 MB in the end (delta: 29.4 MB). Free memory was 52.4 MB in the beginning and 91.0 MB in the end (delta: -38.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-20 05:14:01,280 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 88.1 MB. Free memory was 59.7 MB in the beginning and 59.6 MB in the end (delta: 28.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 05:14:01,282 INFO L168 Benchmark]: CACSL2BoogieTranslator took 558.15 ms. Allocated memory was 88.1 MB in the beginning and 117.4 MB in the end (delta: 29.4 MB). Free memory was 52.3 MB in the beginning and 91.0 MB in the end (delta: -38.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-20 05:14:01,285 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 88.1 MB. Free memory was 59.7 MB in the beginning and 59.6 MB in the end (delta: 28.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 558.15 ms. Allocated memory was 88.1 MB in the beginning and 117.4 MB in the end (delta: 29.4 MB). Free memory was 52.3 MB in the beginning and 91.0 MB in the end (delta: -38.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 702]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-e943c26 [2021-10-20 05:14:03,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-20 05:14:03,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-20 05:14:03,858 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-20 05:14:03,859 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-20 05:14:03,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-20 05:14:03,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-20 05:14:03,870 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-20 05:14:03,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-20 05:14:03,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-20 05:14:03,884 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-20 05:14:03,886 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-20 05:14:03,886 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-20 05:14:03,889 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-20 05:14:03,891 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-20 05:14:03,895 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-20 05:14:03,898 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-20 05:14:03,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-20 05:14:03,901 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-20 05:14:03,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-20 05:14:03,913 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-20 05:14:03,914 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-20 05:14:03,917 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-20 05:14:03,920 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-20 05:14:03,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-20 05:14:03,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-20 05:14:03,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-20 05:14:03,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-20 05:14:03,932 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-20 05:14:03,933 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-20 05:14:03,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-20 05:14:03,935 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-20 05:14:03,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-20 05:14:03,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-20 05:14:03,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-20 05:14:03,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-20 05:14:03,941 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-20 05:14:03,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-20 05:14:03,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-20 05:14:03,944 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-20 05:14:03,945 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-20 05:14:03,950 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-20 05:14:03,994 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-20 05:14:03,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-20 05:14:03,996 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-20 05:14:03,996 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-20 05:14:03,996 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-20 05:14:03,996 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-20 05:14:03,997 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-20 05:14:03,997 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-20 05:14:03,997 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-20 05:14:03,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-20 05:14:04,000 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-20 05:14:04,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-20 05:14:04,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-20 05:14:04,001 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-20 05:14:04,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-20 05:14:04,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-20 05:14:04,001 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-20 05:14:04,001 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-20 05:14:04,002 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-20 05:14:04,002 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-20 05:14:04,002 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-20 05:14:04,002 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-20 05:14:04,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-20 05:14:04,003 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-20 05:14:04,003 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-20 05:14:04,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-20 05:14:04,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-20 05:14:04,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-20 05:14:04,004 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-20 05:14:04,004 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-20 05:14:04,004 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-20 05:14:04,004 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-20 05:14:04,004 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-20 05:14:04,005 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-20 05:14:04,005 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-20 05:14:04,005 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_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85a905d0c2b1ccc8eecdb9cdbdc123b4e605944bf4d76e5023d8f018ff74ca18 [2021-10-20 05:14:04,366 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-20 05:14:04,389 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-20 05:14:04,393 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-20 05:14:04,394 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-20 05:14:04,395 INFO L275 PluginConnector]: CDTParser initialized [2021-10-20 05:14:04,398 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/../../sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2021-10-20 05:14:04,478 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/data/89f8c9e65/b44373fda4ef41cbb757802f2dd479dc/FLAG4aeb46456 [2021-10-20 05:14:05,152 INFO L306 CDTParser]: Found 1 translation units. [2021-10-20 05:14:05,153 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i [2021-10-20 05:14:05,177 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/data/89f8c9e65/b44373fda4ef41cbb757802f2dd479dc/FLAG4aeb46456 [2021-10-20 05:14:05,372 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/bin/utaipan-tZwUujhuQw/data/89f8c9e65/b44373fda4ef41cbb757802f2dd479dc [2021-10-20 05:14:05,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-20 05:14:05,381 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-20 05:14:05,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-20 05:14:05,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-20 05:14:05,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-20 05:14:05,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:14:05" (1/1) ... [2021-10-20 05:14:05,392 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@984fdb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:14:05, skipping insertion in model container [2021-10-20 05:14:05,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 05:14:05" (1/1) ... [2021-10-20 05:14:05,402 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-20 05:14:05,497 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-20 05:14:05,973 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dba69e2f-4843-4fe5-8abb-37dec541b268/sv-benchmarks/c/goblint-regression/28-race_reach_40-trylock_racing.i[29913,29926] [2021-10-20 05:14:05,992 ERROR L326 MainTranslator]: Unsupported Syntax: The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. [2021-10-20 05:14:05,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7c1b1dd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 05:14:05, skipping insertion in model container [2021-10-20 05:14:05,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-20 05:14:05,996 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-20 05:14:05,998 INFO L168 Benchmark]: Toolchain (without parser) took 615.32 ms. Allocated memory is still 88.1 MB. Free memory was 51.4 MB in the beginning and 70.2 MB in the end (delta: -18.9 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. [2021-10-20 05:14:06,000 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 88.1 MB. Free memory is still 69.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-20 05:14:06,002 INFO L168 Benchmark]: CACSL2BoogieTranslator took 609.86 ms. Allocated memory is still 88.1 MB. Free memory was 51.2 MB in the beginning and 70.2 MB in the end (delta: -19.1 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. [2021-10-20 05:14:06,004 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 88.1 MB. Free memory is still 69.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 609.86 ms. Allocated memory is still 88.1 MB. Free memory was 51.2 MB in the beginning and 70.2 MB in the end (delta: -19.1 MB). Peak memory consumption was 8.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 702]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...