./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/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_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --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-b5237d8 [2022-11-22 01:27:32,638 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:27:32,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:27:32,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:27:32,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:27:32,687 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:27:32,688 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:27:32,690 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:27:32,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:27:32,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:27:32,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:27:32,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:27:32,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:27:32,697 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:27:32,698 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:27:32,699 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:27:32,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:27:32,701 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:27:32,702 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:27:32,704 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:27:32,705 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:27:32,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:27:32,720 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:27:32,721 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:27:32,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:27:32,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:27:32,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:27:32,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:27:32,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:27:32,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:27:32,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:27:32,728 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:27:32,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:27:32,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:27:32,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:27:32,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:27:32,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:27:32,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:27:32,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:27:32,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:27:32,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:27:32,735 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-22 01:27:32,756 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:27:32,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:27:32,757 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:27:32,757 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:27:32,758 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:27:32,758 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:27:32,759 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:27:32,759 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:27:32,759 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:27:32,759 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 01:27:32,760 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:27:32,760 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:27:32,760 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 01:27:32,760 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 01:27:32,761 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:27:32,761 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 01:27:32,761 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 01:27:32,762 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 01:27:32,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:27:32,763 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 01:27:32,763 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 01:27:32,763 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 01:27:32,763 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 01:27:32,764 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:27:32,764 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:27:32,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:27:32,764 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:27:32,764 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 01:27:32,765 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 01:27:32,765 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:27:32,765 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:27:32,765 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:27:32,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:27:32,766 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:27:32,766 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:27:32,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:27:32,766 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 01:27:32,767 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:27:32,767 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:27:32,767 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 01:27:32,767 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 01:27:32,767 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:27:32,768 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:27:32,768 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_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-22 01:27:33,065 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:27:33,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:27:33,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:27:33,096 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:27:33,096 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:27:33,098 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-22 01:27:36,268 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:27:36,635 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:27:36,637 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-22 01:27:36,654 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/data/13a87fe65/8e724152b496408f941ffa349b2f9640/FLAG25e21cae1 [2022-11-22 01:27:36,674 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/data/13a87fe65/8e724152b496408f941ffa349b2f9640 [2022-11-22 01:27:36,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:27:36,683 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:27:36,685 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:27:36,687 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:27:36,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:27:36,693 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:27:36" (1/1) ... [2022-11-22 01:27:36,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e17bddd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:27:36, skipping insertion in model container [2022-11-22 01:27:36,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:27:36" (1/1) ... [2022-11-22 01:27:36,703 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:27:36,768 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:27:36,988 WARN L237 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_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-22 01:27:37,460 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-22 01:27:37,461 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@204c3baf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:27:37, skipping insertion in model container [2022-11-22 01:27:37,461 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:27:37,462 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 01:27:37,463 INFO L158 Benchmark]: Toolchain (without parser) took 779.75ms. Allocated memory is still 172.0MB. Free memory was 139.1MB in the beginning and 137.0MB in the end (delta: 2.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-22 01:27:37,464 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 121.6MB. Free memory is still 92.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 01:27:37,465 INFO L158 Benchmark]: CACSL2BoogieTranslator took 776.50ms. Allocated memory is still 172.0MB. Free memory was 138.8MB in the beginning and 137.0MB in the end (delta: 1.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-22 01:27:37,466 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 121.6MB. Free memory is still 92.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 776.50ms. Allocated memory is still 172.0MB. Free memory was 138.8MB in the beginning and 137.0MB in the end (delta: 1.8MB). Peak memory consumption was 12.6MB. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/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_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --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-b5237d8 [2022-11-22 01:27:40,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 01:27:40,025 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 01:27:40,072 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 01:27:40,072 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 01:27:40,077 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 01:27:40,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 01:27:40,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 01:27:40,087 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 01:27:40,094 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 01:27:40,095 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 01:27:40,098 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 01:27:40,099 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 01:27:40,101 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 01:27:40,103 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 01:27:40,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 01:27:40,112 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 01:27:40,113 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 01:27:40,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 01:27:40,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 01:27:40,118 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 01:27:40,123 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 01:27:40,124 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 01:27:40,125 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 01:27:40,140 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 01:27:40,141 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 01:27:40,141 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 01:27:40,144 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 01:27:40,144 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 01:27:40,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 01:27:40,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 01:27:40,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 01:27:40,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 01:27:40,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 01:27:40,168 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 01:27:40,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 01:27:40,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 01:27:40,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 01:27:40,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 01:27:40,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 01:27:40,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 01:27:40,175 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf [2022-11-22 01:27:40,215 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 01:27:40,215 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 01:27:40,217 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 01:27:40,217 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 01:27:40,218 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 01:27:40,218 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 01:27:40,219 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 01:27:40,219 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 01:27:40,219 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 01:27:40,219 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 01:27:40,220 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 01:27:40,221 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 01:27:40,222 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 01:27:40,222 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-22 01:27:40,222 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-22 01:27:40,222 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-22 01:27:40,222 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 01:27:40,223 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 01:27:40,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 01:27:40,223 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 01:27:40,223 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 01:27:40,224 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 01:27:40,224 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-22 01:27:40,224 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 01:27:40,224 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-22 01:27:40,225 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 01:27:40,225 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 01:27:40,225 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 01:27:40,225 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 01:27:40,225 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 01:27:40,226 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 01:27:40,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 01:27:40,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 01:27:40,227 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 01:27:40,227 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 01:27:40,227 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 01:27:40,227 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 01:27:40,228 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 01:27:40,228 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 01:27:40,228 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 01:27:40,228 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_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2022-11-22 01:27:40,702 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 01:27:40,730 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 01:27:40,734 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 01:27:40,735 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 01:27:40,736 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 01:27:40,739 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-22 01:27:44,309 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 01:27:44,874 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 01:27:44,875 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2022-11-22 01:27:44,902 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/data/88dab9123/578a220a27854a4eab3a27f31c4aecdd/FLAG8edc90c08 [2022-11-22 01:27:44,930 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/bin/utaipan-g80aRyZoba/data/88dab9123/578a220a27854a4eab3a27f31c4aecdd [2022-11-22 01:27:44,934 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 01:27:44,936 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 01:27:44,942 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 01:27:44,943 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 01:27:44,947 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 01:27:44,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:27:44" (1/1) ... [2022-11-22 01:27:44,950 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b5f3cdd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:27:44, skipping insertion in model container [2022-11-22 01:27:44,951 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:27:44" (1/1) ... [2022-11-22 01:27:44,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 01:27:45,050 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 01:27:45,324 WARN L237 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_b657d45b-8d23-4bb6-adc7-5fb5ab5f99f7/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i[820,833] [2022-11-22 01:27:45,919 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-22 01:27:45,920 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f368081 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:27:45, skipping insertion in model container [2022-11-22 01:27:45,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 01:27:45,921 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-22 01:27:45,923 INFO L158 Benchmark]: Toolchain (without parser) took 986.50ms. Allocated memory is still 79.7MB. Free memory was 55.0MB in the beginning and 57.0MB in the end (delta: -2.0MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-11-22 01:27:45,924 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 79.7MB. Free memory was 56.9MB in the beginning and 56.8MB in the end (delta: 54.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 01:27:45,925 INFO L158 Benchmark]: CACSL2BoogieTranslator took 978.63ms. Allocated memory is still 79.7MB. Free memory was 54.9MB in the beginning and 57.0MB in the end (delta: -2.1MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2022-11-22 01:27:45,926 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 79.7MB. Free memory was 56.9MB in the beginning and 56.8MB in the end (delta: 54.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 978.63ms. Allocated memory is still 79.7MB. Free memory was 54.9MB in the beginning and 57.0MB in the end (delta: -2.1MB). Peak memory consumption was 17.3MB. 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