./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9 --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 f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 --- 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-6b4ec56 [2022-11-20 21:14:39,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 21:14:39,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 21:14:39,509 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 21:14:39,509 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 21:14:39,510 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 21:14:39,519 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 21:14:39,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 21:14:39,524 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 21:14:39,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 21:14:39,531 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 21:14:39,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 21:14:39,534 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 21:14:39,538 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 21:14:39,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 21:14:39,540 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 21:14:39,541 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 21:14:39,542 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 21:14:39,544 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 21:14:39,545 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 21:14:39,547 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 21:14:39,551 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 21:14:39,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 21:14:39,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 21:14:39,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 21:14:39,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 21:14:39,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 21:14:39,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 21:14:39,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 21:14:39,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 21:14:39,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 21:14:39,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 21:14:39,574 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 21:14:39,576 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 21:14:39,577 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 21:14:39,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 21:14:39,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 21:14:39,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 21:14:39,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 21:14:39,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 21:14:39,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 21:14:39,582 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-20 21:14:39,617 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 21:14:39,617 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 21:14:39,617 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 21:14:39,618 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 21:14:39,618 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 21:14:39,618 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 21:14:39,622 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 21:14:39,622 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 21:14:39,622 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 21:14:39,623 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-20 21:14:39,624 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 21:14:39,624 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 21:14:39,624 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-20 21:14:39,624 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-20 21:14:39,624 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 21:14:39,625 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-20 21:14:39,625 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-20 21:14:39,625 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-20 21:14:39,626 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 21:14:39,626 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 21:14:39,626 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 21:14:39,626 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 21:14:39,627 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 21:14:39,627 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 21:14:39,627 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 21:14:39,627 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 21:14:39,628 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 21:14:39,628 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 21:14:39,628 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 21:14:39,629 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 21:14:39,629 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 21:14:39,629 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 21:14:39,629 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 21:14:39,630 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 21:14:39,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 21:14:39,630 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 21:14:39,630 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-20 21:14:39,630 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 21:14:39,631 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 21:14:39,631 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-20 21:14:39,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 21:14:39,631 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 21:14:39,631 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 21:14:39,632 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_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 [2022-11-20 21:14:39,935 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 21:14:39,958 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 21:14:39,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 21:14:39,963 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 21:14:39,963 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 21:14:39,964 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2022-11-20 21:14:43,009 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 21:14:43,363 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 21:14:43,364 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2022-11-20 21:14:43,380 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/data/45593ea33/e525c2c203374d90b6338558f2e4b2c7/FLAG37d6f7459 [2022-11-20 21:14:43,394 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/data/45593ea33/e525c2c203374d90b6338558f2e4b2c7 [2022-11-20 21:14:43,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 21:14:43,398 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 21:14:43,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 21:14:43,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 21:14:43,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 21:14:43,404 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:14:43" (1/1) ... [2022-11-20 21:14:43,405 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@661ac6c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:14:43, skipping insertion in model container [2022-11-20 21:14:43,406 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:14:43" (1/1) ... [2022-11-20 21:14:43,413 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 21:14:43,476 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 21:14:43,640 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_4a6bdaae-29b3-457e-b4f6-f057056c66b9/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i[951,964] [2022-11-20 21:14:44,110 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-20 21:14:44,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2dd8cefa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:14:44, skipping insertion in model container [2022-11-20 21:14:44,112 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 21:14:44,112 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 21:14:44,114 INFO L158 Benchmark]: Toolchain (without parser) took 714.69ms. Allocated memory is still 178.3MB. Free memory was 132.5MB in the beginning and 117.1MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 21:14:44,114 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory is still 92.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 21:14:44,115 INFO L158 Benchmark]: CACSL2BoogieTranslator took 712.22ms. Allocated memory is still 178.3MB. Free memory was 132.5MB in the beginning and 117.1MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 21:14:44,117 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory is still 92.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 712.22ms. Allocated memory is still 178.3MB. Free memory was 132.5MB in the beginning and 117.1MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1374]: 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_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/config/TaipanReach.xml -i ../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9 --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 f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 --- 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-6b4ec56 [2022-11-20 21:14:46,292 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 21:14:46,296 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 21:14:46,316 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 21:14:46,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 21:14:46,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 21:14:46,319 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 21:14:46,321 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 21:14:46,323 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 21:14:46,324 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 21:14:46,325 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 21:14:46,326 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 21:14:46,327 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 21:14:46,328 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 21:14:46,329 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 21:14:46,330 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 21:14:46,331 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 21:14:46,332 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 21:14:46,334 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 21:14:46,336 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 21:14:46,337 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 21:14:46,338 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 21:14:46,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 21:14:46,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 21:14:46,344 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 21:14:46,344 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 21:14:46,345 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 21:14:46,345 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 21:14:46,346 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 21:14:46,347 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 21:14:46,347 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 21:14:46,348 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 21:14:46,349 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 21:14:46,349 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 21:14:46,351 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 21:14:46,351 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 21:14:46,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 21:14:46,361 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 21:14:46,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 21:14:46,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 21:14:46,363 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 21:14:46,368 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf [2022-11-20 21:14:46,390 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 21:14:46,390 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 21:14:46,391 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 21:14:46,391 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 21:14:46,392 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 21:14:46,392 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 21:14:46,392 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-20 21:14:46,393 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-20 21:14:46,393 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-20 21:14:46,393 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-20 21:14:46,393 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-20 21:14:46,394 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-20 21:14:46,394 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 21:14:46,395 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 21:14:46,395 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 21:14:46,395 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 21:14:46,395 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 21:14:46,396 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 21:14:46,396 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 21:14:46,396 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 21:14:46,397 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 21:14:46,397 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 21:14:46,397 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 21:14:46,397 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 21:14:46,398 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 21:14:46,398 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 21:14:46,398 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 21:14:46,398 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 21:14:46,399 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 21:14:46,399 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 21:14:46,399 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 21:14:46,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 21:14:46,400 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 21:14:46,400 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 21:14:46,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 21:14:46,401 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 21:14:46,401 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 21:14:46,401 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 21:14:46,401 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-20 21:14:46,402 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 21:14:46,402 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_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 [2022-11-20 21:14:46,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 21:14:46,808 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 21:14:46,812 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 21:14:46,814 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 21:14:46,815 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 21:14:46,817 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2022-11-20 21:14:49,976 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 21:14:50,377 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 21:14:50,378 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2022-11-20 21:14:50,413 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/data/294b262e8/f9c99cc762d44397b955714e8ed0f05d/FLAGcdd63bb7b [2022-11-20 21:14:50,425 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a6bdaae-29b3-457e-b4f6-f057056c66b9/bin/utaipan-6cKwYrpEi9/data/294b262e8/f9c99cc762d44397b955714e8ed0f05d [2022-11-20 21:14:50,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 21:14:50,429 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 21:14:50,431 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 21:14:50,431 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 21:14:50,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 21:14:50,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:14:50" (1/1) ... [2022-11-20 21:14:50,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a027fb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:14:50, skipping insertion in model container [2022-11-20 21:14:50,437 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 09:14:50" (1/1) ... [2022-11-20 21:14:50,444 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 21:14:50,504 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 21:14:50,708 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_4a6bdaae-29b3-457e-b4f6-f057056c66b9/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i[951,964] [2022-11-20 21:14:51,203 ERROR L326 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2022-11-20 21:14:51,203 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@205c8cd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 09:14:51, skipping insertion in model container [2022-11-20 21:14:51,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 21:14:51,204 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-11-20 21:14:51,206 INFO L158 Benchmark]: Toolchain (without parser) took 775.64ms. Allocated memory is still 69.2MB. Free memory was 44.1MB in the beginning and 47.8MB in the end (delta: -3.7MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2022-11-20 21:14:51,206 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 69.2MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 21:14:51,207 INFO L158 Benchmark]: CACSL2BoogieTranslator took 773.23ms. Allocated memory is still 69.2MB. Free memory was 43.9MB in the beginning and 48.1MB in the end (delta: -4.2MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2022-11-20 21:14:51,209 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73ms. Allocated memory is still 69.2MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 773.23ms. Allocated memory is still 69.2MB. Free memory was 43.9MB in the beginning and 48.1MB in the end (delta: -4.2MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1374]: 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