./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f 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_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0 --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 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 19:40:32,370 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 19:40:32,373 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 19:40:32,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 19:40:32,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 19:40:32,435 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 19:40:32,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 19:40:32,440 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 19:40:32,444 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 19:40:32,446 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 19:40:32,448 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 19:40:32,453 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 19:40:32,455 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 19:40:32,458 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 19:40:32,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 19:40:32,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 19:40:32,464 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 19:40:32,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 19:40:32,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 19:40:32,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 19:40:32,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 19:40:32,483 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 19:40:32,485 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 19:40:32,487 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 19:40:32,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 19:40:32,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 19:40:32,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 19:40:32,503 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 19:40:32,505 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 19:40:32,506 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 19:40:32,507 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 19:40:32,508 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 19:40:32,509 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 19:40:32,511 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 19:40:32,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 19:40:32,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 19:40:32,516 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 19:40:32,517 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 19:40:32,517 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 19:40:32,518 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 19:40:32,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 19:40:32,520 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-32bit-Taipan_Default.epf [2022-11-16 19:40:32,569 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 19:40:32,569 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 19:40:32,570 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 19:40:32,570 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 19:40:32,571 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 19:40:32,572 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 19:40:32,572 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 19:40:32,572 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 19:40:32,572 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 19:40:32,573 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 19:40:32,574 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 19:40:32,574 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 19:40:32,574 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 19:40:32,575 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 19:40:32,575 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 19:40:32,575 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 19:40:32,576 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 19:40:32,576 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 19:40:32,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 19:40:32,577 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 19:40:32,577 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 19:40:32,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 19:40:32,578 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 19:40:32,580 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 19:40:32,580 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 19:40:32,580 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 19:40:32,581 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 19:40:32,581 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 19:40:32,581 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 19:40:32,581 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 19:40:32,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 19:40:32,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 19:40:32,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 19:40:32,583 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 19:40:32,583 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 19:40:32,583 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 19:40:32,584 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 19:40:32,584 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 19:40:32,584 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 19:40:32,585 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 19:40:32,585 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 19:40:32,586 INFO L138 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_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-16 19:40:32,926 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 19:40:32,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 19:40:32,971 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 19:40:32,972 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 19:40:32,973 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 19:40:32,975 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-16 19:40:33,078 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/data/8504670e9/91dc047e52d84ffabfc891ed912c9c92/FLAG643a4c7f1 [2022-11-16 19:40:33,879 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 19:40:33,881 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-16 19:40:33,918 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/data/8504670e9/91dc047e52d84ffabfc891ed912c9c92/FLAG643a4c7f1 [2022-11-16 19:40:34,069 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/data/8504670e9/91dc047e52d84ffabfc891ed912c9c92 [2022-11-16 19:40:34,077 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 19:40:34,081 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 19:40:34,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 19:40:34,086 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 19:40:34,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 19:40:34,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:40:34" (1/1) ... [2022-11-16 19:40:34,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ed823e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:40:34, skipping insertion in model container [2022-11-16 19:40:34,097 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:40:34" (1/1) ... [2022-11-16 19:40:34,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 19:40:34,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 19:40:34,424 WARN L229 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_91e92835-0b47-41e7-a998-aaec25ef5795/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-16 19:40:35,172 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-16 19:40:35,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5c4e96e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:40:35, skipping insertion in model container [2022-11-16 19:40:35,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 19:40:35,174 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 19:40:35,176 INFO L158 Benchmark]: Toolchain (without parser) took 1093.64ms. Allocated memory is still 117.4MB. Free memory was 83.4MB in the beginning and 87.0MB in the end (delta: -3.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 19:40:35,178 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 68.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 19:40:35,180 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1087.59ms. Allocated memory is still 117.4MB. Free memory was 83.1MB in the beginning and 87.0MB in the end (delta: -3.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 19:40:35,181 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory is still 68.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1087.59ms. Allocated memory is still 117.4MB. Free memory was 83.1MB in the beginning and 87.0MB in the end (delta: -3.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: Unsupported Syntax Unsupported function: pthread_attr_init 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_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0 --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 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 19:40:37,902 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 19:40:37,906 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 19:40:37,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 19:40:37,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 19:40:37,960 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 19:40:37,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 19:40:37,969 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 19:40:37,972 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 19:40:37,982 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 19:40:37,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 19:40:37,986 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 19:40:37,987 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 19:40:37,990 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 19:40:37,992 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 19:40:37,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 19:40:37,995 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 19:40:37,996 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 19:40:37,998 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 19:40:38,007 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 19:40:38,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 19:40:38,017 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 19:40:38,019 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 19:40:38,021 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 19:40:38,029 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 19:40:38,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 19:40:38,031 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 19:40:38,032 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 19:40:38,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 19:40:38,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 19:40:38,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 19:40:38,036 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 19:40:38,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 19:40:38,040 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 19:40:38,041 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 19:40:38,041 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 19:40:38,043 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 19:40:38,043 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 19:40:38,043 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 19:40:38,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 19:40:38,046 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 19:40:38,053 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2022-11-16 19:40:38,103 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 19:40:38,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 19:40:38,105 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 19:40:38,105 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 19:40:38,106 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 19:40:38,107 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 19:40:38,107 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 19:40:38,107 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 19:40:38,107 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 19:40:38,108 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 19:40:38,121 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 19:40:38,121 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 19:40:38,124 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 19:40:38,124 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 19:40:38,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 19:40:38,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 19:40:38,125 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 19:40:38,125 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 19:40:38,125 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 19:40:38,126 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 19:40:38,126 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 19:40:38,126 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 19:40:38,127 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 19:40:38,127 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 19:40:38,127 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 19:40:38,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 19:40:38,128 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 19:40:38,128 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 19:40:38,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 19:40:38,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 19:40:38,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 19:40:38,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 19:40:38,130 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 19:40:38,130 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 19:40:38,131 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 19:40:38,131 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 19:40:38,131 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 19:40:38,132 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 19:40:38,132 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_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-16 19:40:38,592 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 19:40:38,626 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 19:40:38,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 19:40:38,631 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 19:40:38,632 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 19:40:38,634 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-16 19:40:38,714 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/data/82f13565b/075f1a85ec4a4ea9b286d4fba42c03e0/FLAG7f9583c8c [2022-11-16 19:40:39,445 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 19:40:39,447 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-16 19:40:39,474 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/data/82f13565b/075f1a85ec4a4ea9b286d4fba42c03e0/FLAG7f9583c8c [2022-11-16 19:40:39,619 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91e92835-0b47-41e7-a998-aaec25ef5795/bin/utaipan-Xvt2sAort0/data/82f13565b/075f1a85ec4a4ea9b286d4fba42c03e0 [2022-11-16 19:40:39,624 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 19:40:39,626 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 19:40:39,629 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 19:40:39,629 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 19:40:39,635 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 19:40:39,636 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:40:39" (1/1) ... [2022-11-16 19:40:39,639 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58492a76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:40:39, skipping insertion in model container [2022-11-16 19:40:39,639 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:40:39" (1/1) ... [2022-11-16 19:40:39,649 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 19:40:39,746 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 19:40:40,034 WARN L229 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_91e92835-0b47-41e7-a998-aaec25ef5795/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-16 19:40:40,580 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-16 19:40:40,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b7acc84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:40:40, skipping insertion in model container [2022-11-16 19:40:40,581 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 19:40:40,582 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-16 19:40:40,584 INFO L158 Benchmark]: Toolchain (without parser) took 957.03ms. Allocated memory is still 67.1MB. Free memory was 46.5MB in the beginning and 45.4MB in the end (delta: 1.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 19:40:40,585 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 67.1MB. Free memory was 48.7MB in the beginning and 48.7MB in the end (delta: 50.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 19:40:40,586 INFO L158 Benchmark]: CACSL2BoogieTranslator took 952.48ms. Allocated memory is still 67.1MB. Free memory was 46.3MB in the beginning and 45.4MB in the end (delta: 882.4kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 19:40:40,588 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 67.1MB. Free memory was 48.7MB in the beginning and 48.7MB in the end (delta: 50.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 952.48ms. Allocated memory is still 67.1MB. Free memory was 46.3MB in the beginning and 45.4MB in the end (delta: 882.4kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1369]: Unsupported Syntax Unsupported function: pthread_attr_init 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