./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 0e0057cc 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_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/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_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91 --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 f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:49:35,224 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:49:35,295 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-24 23:49:35,301 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:49:35,302 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:49:35,350 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:49:35,351 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:49:35,352 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:49:35,353 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:49:35,357 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:49:35,358 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:49:35,358 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:49:35,359 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:49:35,359 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:49:35,360 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:49:35,360 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:49:35,361 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:49:35,361 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:49:35,362 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:49:35,362 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:49:35,363 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:49:35,363 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:49:35,364 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:49:35,365 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:49:35,365 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:49:35,365 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:49:35,366 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:49:35,366 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:49:35,367 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:49:35,367 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:49:35,368 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:49:35,368 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:49:35,368 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:49:35,369 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:49:35,369 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:49:35,383 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:49:35,384 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:49:35,384 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:49:35,384 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:49:35,384 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:35,385 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:49:35,385 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:49:35,386 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:49:35,386 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:49:35,386 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:49:35,386 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:49:35,387 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:49:35,387 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:49:35,387 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:49:35,387 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_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 [2023-11-24 23:49:35,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:49:35,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:49:35,720 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:49:35,722 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:49:35,722 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:49:35,724 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2023-11-24 23:49:38,795 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:49:39,146 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:49:39,146 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2023-11-24 23:49:39,179 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/data/adf88efbb/358b4f4f90054ef18b11da752197b200/FLAGfc60045a0 [2023-11-24 23:49:39,201 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/data/adf88efbb/358b4f4f90054ef18b11da752197b200 [2023-11-24 23:49:39,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:49:39,209 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:49:39,211 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:39,211 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:49:39,220 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:49:39,220 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:39" (1/1) ... [2023-11-24 23:49:39,221 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@390c2356 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:39, skipping insertion in model container [2023-11-24 23:49:39,222 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:39" (1/1) ... [2023-11-24 23:49:39,296 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:49:39,910 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2023-11-24 23:49:39,911 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@69290f73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:39, skipping insertion in model container [2023-11-24 23:49:39,911 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:39,912 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-24 23:49:39,914 INFO L158 Benchmark]: Toolchain (without parser) took 703.22ms. Allocated memory is still 182.5MB. Free memory was 151.0MB in the beginning and 135.2MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:49:39,914 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 102.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:49:39,915 INFO L158 Benchmark]: CACSL2BoogieTranslator took 700.65ms. Allocated memory is still 182.5MB. Free memory was 151.0MB in the beginning and 135.2MB in the end (delta: 15.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:49:39,917 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 102.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 700.65ms. Allocated memory is still 182.5MB. Free memory was 151.0MB in the beginning and 135.2MB in the end (delta: 15.8MB). 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_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/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_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91 --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 f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:49:42,495 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:49:42,588 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf [2023-11-24 23:49:42,594 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:49:42,595 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:49:42,629 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:49:42,630 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:49:42,631 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:49:42,632 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:49:42,632 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:49:42,633 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:49:42,633 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:49:42,634 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:49:42,634 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:49:42,638 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:49:42,639 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:49:42,642 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:49:42,646 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:49:42,646 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:49:42,647 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:49:42,648 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:49:42,649 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:49:42,650 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:49:42,650 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:49:42,650 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:49:42,651 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:49:42,651 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:49:42,652 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:49:42,652 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:49:42,652 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:49:42,654 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:49:42,654 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:49:42,655 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:49:42,655 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:49:42,655 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:49:42,656 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:49:42,656 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:49:42,656 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:49:42,656 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:49:42,658 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:49:42,658 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:49:42,658 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:49:42,658 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:49:42,659 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:49:42,660 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:49:42,660 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:49:42,660 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_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f9c41a0459a4e53814ad7a68b11b59fdee53e177bc2b437adf5a829cee3cf120 [2023-11-24 23:49:43,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:49:43,096 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:49:43,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:49:43,101 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:49:43,102 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:49:43,104 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2023-11-24 23:49:46,317 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:49:46,766 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:49:46,766 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/sv-benchmarks/c/pthread-C-DAC/pthread-numerical-integration.i [2023-11-24 23:49:46,802 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/data/7fa74fdac/49f90b672f61434db3d1364488e3c4cf/FLAG848d9b73e [2023-11-24 23:49:46,820 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7515c282-b6ba-44f5-92bc-9bf7a6b5bb0d/bin/utaipan-verify-SwPr7d2a91/data/7fa74fdac/49f90b672f61434db3d1364488e3c4cf [2023-11-24 23:49:46,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:49:46,828 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:49:46,829 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:46,830 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:49:46,837 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:49:46,840 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:46" (1/1) ... [2023-11-24 23:49:46,841 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65ac5078 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:46, skipping insertion in model container [2023-11-24 23:49:46,842 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:49:46" (1/1) ... [2023-11-24 23:49:46,906 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:49:47,633 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_attr_init [2023-11-24 23:49:47,633 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2e5d8878 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:49:47, skipping insertion in model container [2023-11-24 23:49:47,634 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:49:47,634 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-24 23:49:47,637 INFO L158 Benchmark]: Toolchain (without parser) took 807.81ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 37.9MB in the beginning and 55.7MB in the end (delta: -17.7MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2023-11-24 23:49:47,637 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 65.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:49:47,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 805.17ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 37.8MB in the beginning and 55.7MB in the end (delta: -17.9MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2023-11-24 23:49:47,640 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 65.0MB. Free memory is still 40.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 805.17ms. Allocated memory was 65.0MB in the beginning and 86.0MB in the end (delta: 21.0MB). Free memory was 37.8MB in the beginning and 55.7MB in the end (delta: -17.9MB). Peak memory consumption was 13.7MB. 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