./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 30e01a73 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_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/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_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --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 --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:17:08,849 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:17:08,967 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-23 21:17:08,977 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:17:08,977 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:17:09,040 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:17:09,044 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:17:09,045 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:17:09,046 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:17:09,053 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:17:09,054 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:17:09,054 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:17:09,054 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:17:09,056 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:17:09,057 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:17:09,057 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:17:09,058 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:17:09,058 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:17:09,059 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:17:09,059 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:17:09,059 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:17:09,060 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:17:09,061 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:17:09,062 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:17:09,062 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:17:09,063 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:17:09,063 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:17:09,063 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:17:09,064 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:17:09,064 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:17:09,066 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:17:09,066 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 21:17:09,066 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 21:17:09,066 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:17:09,073 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:17:09,073 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:17:09,074 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:17:09,074 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:17:09,074 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:17:09,074 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:17:09,075 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:17:09,075 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:17:09,075 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:17:09,076 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:17:09,076 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:17:09,077 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:17:09,077 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:17:09,077 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:17:09,077 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:17:09,077 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2023-11-23 21:17:09,408 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:17:09,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:17:09,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:17:09,437 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:17:09,438 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:17:09,439 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2023-11-23 21:17:12,638 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:17:13,045 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:17:13,045 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2023-11-23 21:17:13,068 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/data/66e0471cf/bc72a71a6c044e5c85683bb60a108e7f/FLAG38bd3c339 [2023-11-23 21:17:13,083 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/data/66e0471cf/bc72a71a6c044e5c85683bb60a108e7f [2023-11-23 21:17:13,086 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:17:13,088 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:17:13,090 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:17:13,090 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:17:13,096 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:17:13,097 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:17:13" (1/1) ... [2023-11-23 21:17:13,098 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@189b4a06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:13, skipping insertion in model container [2023-11-23 21:17:13,098 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:17:13" (1/1) ... [2023-11-23 21:17:13,172 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:17:13,967 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2023-11-23 21:17:13,968 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4aad8212 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:13, skipping insertion in model container [2023-11-23 21:17:13,968 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:17:13,969 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-23 21:17:13,971 INFO L158 Benchmark]: Toolchain (without parser) took 882.00ms. Allocated memory is still 157.3MB. Free memory was 124.2MB in the beginning and 108.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:17:13,971 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 123.7MB. Free memory is still 96.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:17:13,973 INFO L158 Benchmark]: CACSL2BoogieTranslator took 879.13ms. Allocated memory is still 157.3MB. Free memory was 124.2MB in the beginning and 108.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:17:13,975 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 123.7MB. Free memory is still 96.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 879.13ms. Allocated memory is still 157.3MB. Free memory was 124.2MB in the beginning and 108.0MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. 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_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/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_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --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 --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:17:16,463 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:17:16,593 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf [2023-11-23 21:17:16,602 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:17:16,603 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:17:16,647 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:17:16,648 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:17:16,649 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:17:16,650 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:17:16,655 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:17:16,656 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:17:16,656 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:17:16,657 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:17:16,659 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:17:16,659 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:17:16,660 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:17:16,661 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:17:16,661 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:17:16,662 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:17:16,662 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:17:16,663 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:17:16,664 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:17:16,664 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:17:16,665 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:17:16,665 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:17:16,666 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:17:16,666 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 21:17:16,667 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:17:16,667 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 21:17:16,668 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:17:16,669 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:17:16,670 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:17:16,670 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:17:16,671 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:17:16,671 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:17:16,671 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:17:16,671 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:17:16,672 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:17:16,672 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:17:16,673 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:17:16,673 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:17:16,674 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:17:16,674 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:17:16,674 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:17:16,675 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:17:16,675 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:17:16,675 INFO L153 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_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b7e77d93c189e6cf0c800b98695aaeb3cd6c5d5cdcba8cc401c4aa43960d01 [2023-11-23 21:17:17,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:17:17,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:17:17,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:17:17,127 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:17:17,128 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:17:17,129 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2023-11-23 21:17:20,431 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:17:20,864 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:17:20,865 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/sv-benchmarks/c/pthread-C-DAC/pthread-finding-k-matches.i [2023-11-23 21:17:20,895 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/data/328e95bc0/f9f5cfb12df4476c9750b8feac46b115/FLAGe547f484d [2023-11-23 21:17:20,912 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ce994b05-35a6-48b3-8551-7b278c031be1/bin/utaipan-verify-mE87zJ7Ire/data/328e95bc0/f9f5cfb12df4476c9750b8feac46b115 [2023-11-23 21:17:20,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:17:20,920 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:17:20,924 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:17:20,925 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:17:20,930 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:17:20,931 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:17:20" (1/1) ... [2023-11-23 21:17:20,932 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47b77ff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:20, skipping insertion in model container [2023-11-23 21:17:20,932 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:17:20" (1/1) ... [2023-11-23 21:17:21,009 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:17:21,699 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2023-11-23 21:17:21,701 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6b0396f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:17:21, skipping insertion in model container [2023-11-23 21:17:21,701 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:17:21,706 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-23 21:17:21,709 INFO L158 Benchmark]: Toolchain (without parser) took 787.38ms. Allocated memory is still 88.1MB. Free memory was 61.5MB in the beginning and 44.9MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:17:21,709 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 88.1MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:17:21,711 INFO L158 Benchmark]: CACSL2BoogieTranslator took 782.08ms. Allocated memory is still 88.1MB. Free memory was 61.3MB in the beginning and 44.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 21:17:21,712 INFO L338 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 88.1MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 782.08ms. Allocated memory is still 88.1MB. Free memory was 61.3MB in the beginning and 44.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. 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