./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/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_cec84aed-adcf-4a81-8c02-10101eb78389/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/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_cec84aed-adcf-4a81-8c02-10101eb78389/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 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:51:38,065 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:51:38,169 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-24 23:51:38,176 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:51:38,176 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:51:38,204 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:51:38,205 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:51:38,206 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:51:38,207 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:51:38,207 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:51:38,208 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:51:38,209 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:51:38,209 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:51:38,210 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:51:38,210 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:51:38,211 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:51:38,212 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:51:38,212 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:51:38,213 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:51:38,213 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:51:38,214 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:51:38,215 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:51:38,215 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:51:38,216 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:51:38,216 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:51:38,217 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:51:38,217 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:51:38,218 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:51:38,218 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:51:38,219 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:51:38,219 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:51:38,220 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:51:38,220 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:51:38,220 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:51:38,221 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:51:38,221 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:51:38,221 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:51:38,222 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:51:38,222 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:51:38,222 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:51:38,223 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:51:38,223 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:51:38,224 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:51:38,224 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:51:38,224 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:51:38,224 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:51:38,225 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:51:38,225 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:51:38,225 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:51:38,226 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_cec84aed-adcf-4a81-8c02-10101eb78389/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 [2023-11-24 23:51:38,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:51:38,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:51:38,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:51:38,590 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:51:38,590 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:51:38,592 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2023-11-24 23:51:42,067 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:51:42,340 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:51:42,341 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2023-11-24 23:51:42,358 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/bin/utaipan-verify-SwPr7d2a91/data/b54ac45aa/506efe2fdc544f648ec81be564608d19/FLAGade143a22 [2023-11-24 23:51:42,373 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/bin/utaipan-verify-SwPr7d2a91/data/b54ac45aa/506efe2fdc544f648ec81be564608d19 [2023-11-24 23:51:42,376 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:51:42,378 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:51:42,379 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:51:42,380 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:51:42,389 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:51:42,389 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:51:42" (1/1) ... [2023-11-24 23:51:42,391 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69782d52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:42, skipping insertion in model container [2023-11-24 23:51:42,391 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:51:42" (1/1) ... [2023-11-24 23:51:42,436 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:51:42,870 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. [2023-11-24 23:51:42,871 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@c9b6b74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:42, skipping insertion in model container [2023-11-24 23:51:42,871 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:51:42,872 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-24 23:51:42,874 INFO L158 Benchmark]: Toolchain (without parser) took 495.19ms. Allocated memory is still 142.6MB. Free memory was 95.3MB in the beginning and 83.1MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:51:42,875 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 142.6MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:51:42,875 INFO L158 Benchmark]: CACSL2BoogieTranslator took 492.48ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 83.1MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:51:42,877 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 142.6MB. Free memory is still 88.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 492.48ms. Allocated memory is still 142.6MB. Free memory was 95.0MB in the beginning and 83.1MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 710]: 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/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_cec84aed-adcf-4a81-8c02-10101eb78389/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/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_cec84aed-adcf-4a81-8c02-10101eb78389/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 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:51:45,479 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:51:45,619 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf [2023-11-24 23:51:45,627 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:51:45,628 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:51:45,676 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:51:45,677 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:51:45,678 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:51:45,679 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:51:45,684 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:51:45,685 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:51:45,686 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:51:45,686 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:51:45,688 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:51:45,688 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:51:45,689 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:51:45,690 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:51:45,691 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:51:45,691 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:51:45,692 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:51:45,693 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:51:45,694 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:51:45,694 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:51:45,695 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:51:45,695 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:51:45,695 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:51:45,696 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:51:45,697 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:51:45,697 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:51:45,698 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:51:45,699 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:51:45,699 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:51:45,700 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:51:45,700 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:51:45,700 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:51:45,701 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:51:45,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:51:45,701 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:51:45,702 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:51:45,703 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:51:45,703 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:51:45,703 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:51:45,704 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:51:45,704 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:51:45,704 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:51:45,705 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:51:45,705 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_cec84aed-adcf-4a81-8c02-10101eb78389/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c1f632db98267ccd924a3fe5a6c3aeb9e2efaa284be928aea18fc6f688690e8 [2023-11-24 23:51:46,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:51:46,209 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:51:46,212 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:51:46,213 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:51:46,214 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:51:46,215 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2023-11-24 23:51:49,534 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:51:49,900 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:51:49,905 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/sv-benchmarks/c/goblint-regression/28-race_reach_23-sound_unlock_racing.i [2023-11-24 23:51:49,931 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/bin/utaipan-verify-SwPr7d2a91/data/07538114e/0c508abc24c44f269d1ae858bd387730/FLAG8ddc9d8ee [2023-11-24 23:51:49,952 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cec84aed-adcf-4a81-8c02-10101eb78389/bin/utaipan-verify-SwPr7d2a91/data/07538114e/0c508abc24c44f269d1ae858bd387730 [2023-11-24 23:51:49,961 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:51:49,963 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:51:49,966 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:51:49,966 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:51:49,972 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:51:49,972 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:51:49" (1/1) ... [2023-11-24 23:51:49,974 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e5222a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:49, skipping insertion in model container [2023-11-24 23:51:49,974 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:51:49" (1/1) ... [2023-11-24 23:51:50,038 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:51:50,506 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. [2023-11-24 23:51:50,508 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@17a4ffc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:51:50, skipping insertion in model container [2023-11-24 23:51:50,508 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:51:50,508 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-24 23:51:50,511 INFO L158 Benchmark]: Toolchain (without parser) took 546.82ms. Allocated memory is still 71.3MB. Free memory was 46.2MB in the beginning and 33.7MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:51:50,512 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 71.3MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:51:50,514 INFO L158 Benchmark]: CACSL2BoogieTranslator took 542.19ms. Allocated memory is still 71.3MB. Free memory was 46.0MB in the beginning and 33.7MB in the end (delta: 12.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:51:50,516 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 71.3MB. Free memory is still 46.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 542.19ms. Allocated memory is still 71.3MB. Free memory was 46.0MB in the beginning and 33.7MB in the end (delta: 12.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 710]: 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