./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/06-symbeq_14-list_entry_rc.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_f6e91501-da92-429f-83a9-3a40dacc7073/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e91501-da92-429f-83a9-3a40dacc7073/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_f6e91501-da92-429f-83a9-3a40dacc7073/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e91501-da92-429f-83a9-3a40dacc7073/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/06-symbeq_14-list_entry_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e91501-da92-429f-83a9-3a40dacc7073/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_f6e91501-da92-429f-83a9-3a40dacc7073/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 dca1365e96b14553ac227beee1359ff356b62b34b0dbcaca3b6f7ad7f6eaa9d4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:12:17,190 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:12:17,308 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e91501-da92-429f-83a9-3a40dacc7073/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-23 21:12:17,313 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:12:17,313 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:12:17,342 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:12:17,343 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:12:17,343 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:12:17,344 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:12:17,345 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:12:17,345 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:12:17,346 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:12:17,347 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:12:17,347 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:12:17,348 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:12:17,348 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:12:17,349 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:12:17,350 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:12:17,350 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:12:17,351 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:12:17,351 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:12:17,352 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:12:17,353 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:12:17,354 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:12:17,354 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:12:17,355 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:12:17,355 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:12:17,356 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:12:17,357 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:12:17,357 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:12:17,358 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:12:17,358 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 21:12:17,359 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 21:12:17,359 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:12:17,360 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:12:17,360 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:12:17,361 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:12:17,361 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:12:17,362 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:12:17,362 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:12:17,362 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:12:17,363 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:12:17,363 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:12:17,363 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:12:17,364 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:12:17,364 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:12:17,364 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:12:17,364 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:12:17,365 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:12:17,365 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_f6e91501-da92-429f-83a9-3a40dacc7073/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e91501-da92-429f-83a9-3a40dacc7073/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dca1365e96b14553ac227beee1359ff356b62b34b0dbcaca3b6f7ad7f6eaa9d4 [2023-11-23 21:12:17,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:12:17,697 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:12:17,699 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:12:17,701 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:12:17,701 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:12:17,703 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e91501-da92-429f-83a9-3a40dacc7073/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/goblint-regression/06-symbeq_14-list_entry_rc.i [2023-11-23 21:12:20,868 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:12:21,228 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:12:21,229 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e91501-da92-429f-83a9-3a40dacc7073/sv-benchmarks/c/goblint-regression/06-symbeq_14-list_entry_rc.i [2023-11-23 21:12:21,255 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e91501-da92-429f-83a9-3a40dacc7073/bin/utaipan-verify-mE87zJ7Ire/data/1db81fe90/2eabcfc68a83404a9265987c0aaeec4b/FLAG635fc59e9 [2023-11-23 21:12:21,273 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e91501-da92-429f-83a9-3a40dacc7073/bin/utaipan-verify-mE87zJ7Ire/data/1db81fe90/2eabcfc68a83404a9265987c0aaeec4b [2023-11-23 21:12:21,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:12:21,283 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:12:21,287 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:21,287 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:12:21,293 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:12:21,294 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:21" (1/1) ... [2023-11-23 21:12:21,295 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11b7276b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:21, skipping insertion in model container [2023-11-23 21:12:21,295 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:21" (1/1) ... [2023-11-23 21:12:21,368 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:12:22,038 ERROR L324 MainTranslator]: Unsupported Syntax: The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. [2023-11-23 21:12:22,039 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d22ebfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:22, skipping insertion in model container [2023-11-23 21:12:22,039 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:22,040 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-23 21:12:22,042 INFO L158 Benchmark]: Toolchain (without parser) took 758.15ms. Allocated memory is still 178.3MB. Free memory was 132.1MB in the beginning and 117.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:12:22,043 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 132.1MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:12:22,044 INFO L158 Benchmark]: CACSL2BoogieTranslator took 752.84ms. Allocated memory is still 178.3MB. Free memory was 131.7MB in the beginning and 117.4MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 21:12:22,045 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 132.1MB. Free memory is still 77.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 752.84ms. Allocated memory is still 178.3MB. Free memory was 131.7MB in the beginning and 117.4MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1231]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. 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_f6e91501-da92-429f-83a9-3a40dacc7073/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e91501-da92-429f-83a9-3a40dacc7073/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_f6e91501-da92-429f-83a9-3a40dacc7073/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e91501-da92-429f-83a9-3a40dacc7073/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/06-symbeq_14-list_entry_rc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e91501-da92-429f-83a9-3a40dacc7073/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_f6e91501-da92-429f-83a9-3a40dacc7073/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 dca1365e96b14553ac227beee1359ff356b62b34b0dbcaca3b6f7ad7f6eaa9d4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:12:24,540 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:12:24,672 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e91501-da92-429f-83a9-3a40dacc7073/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf [2023-11-23 21:12:24,682 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:12:24,683 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:12:24,732 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:12:24,733 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:12:24,734 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:12:24,735 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:12:24,740 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:12:24,740 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:12:24,741 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:12:24,741 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:12:24,743 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:12:24,743 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:12:24,744 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:12:24,745 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:12:24,745 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:12:24,746 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:12:24,746 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:12:24,747 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:12:24,747 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:12:24,747 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:12:24,748 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:12:24,748 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:12:24,749 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:12:24,749 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 21:12:24,749 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:12:24,750 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 21:12:24,750 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:12:24,751 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:12:24,752 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:12:24,752 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:12:24,752 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:12:24,752 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:12:24,753 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:12:24,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:12:24,753 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:12:24,753 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:12:24,754 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:12:24,755 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:12:24,755 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:12:24,755 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:12:24,755 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:12:24,756 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:12:24,756 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:12:24,756 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_f6e91501-da92-429f-83a9-3a40dacc7073/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e91501-da92-429f-83a9-3a40dacc7073/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dca1365e96b14553ac227beee1359ff356b62b34b0dbcaca3b6f7ad7f6eaa9d4 [2023-11-23 21:12:25,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:12:25,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:12:25,197 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:12:25,198 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:12:25,200 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:12:25,202 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e91501-da92-429f-83a9-3a40dacc7073/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/goblint-regression/06-symbeq_14-list_entry_rc.i [2023-11-23 21:12:28,260 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:12:28,616 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:12:28,616 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e91501-da92-429f-83a9-3a40dacc7073/sv-benchmarks/c/goblint-regression/06-symbeq_14-list_entry_rc.i [2023-11-23 21:12:28,635 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e91501-da92-429f-83a9-3a40dacc7073/bin/utaipan-verify-mE87zJ7Ire/data/6079a28c9/7a69a8de828f40e7bd4bbd9fb8c38ffe/FLAGb484c56a7 [2023-11-23 21:12:28,650 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f6e91501-da92-429f-83a9-3a40dacc7073/bin/utaipan-verify-mE87zJ7Ire/data/6079a28c9/7a69a8de828f40e7bd4bbd9fb8c38ffe [2023-11-23 21:12:28,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:12:28,655 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:12:28,656 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:28,656 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:12:28,661 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:12:28,662 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:28" (1/1) ... [2023-11-23 21:12:28,663 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23a45261 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:28, skipping insertion in model container [2023-11-23 21:12:28,663 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:28" (1/1) ... [2023-11-23 21:12:28,746 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:12:29,508 ERROR L324 MainTranslator]: Unsupported Syntax: The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. [2023-11-23 21:12:29,509 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1bde00b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:29, skipping insertion in model container [2023-11-23 21:12:29,509 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:29,510 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-23 21:12:29,512 INFO L158 Benchmark]: Toolchain (without parser) took 856.28ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 49.1MB in the beginning and 76.1MB in the end (delta: -27.0MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2023-11-23 21:12:29,513 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 75.5MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:12:29,514 INFO L158 Benchmark]: CACSL2BoogieTranslator took 853.76ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 48.8MB in the beginning and 76.1MB in the end (delta: -27.3MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2023-11-23 21:12:29,516 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 75.5MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 853.76ms. Allocated memory was 75.5MB in the beginning and 100.7MB in the end (delta: 25.2MB). Free memory was 48.8MB in the beginning and 76.1MB in the end (delta: -27.3MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1231]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. 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