./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-divine/tls_basic.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 30e01a73 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_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/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_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-divine/tls_basic.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 11649f61fe4e7c0ea3c385a733166a7d5c4017efd75322aa29db5dd63fd36a54 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:12:13,039 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:12:13,149 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2023-11-23 21:12:13,159 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:12:13,160 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:12:13,204 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:12:13,205 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:12:13,206 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:12:13,207 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:12:13,212 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:12:13,212 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:12:13,214 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:12:13,214 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:12:13,216 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:12:13,217 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:12:13,217 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:12:13,217 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:12:13,218 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:12:13,218 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:12:13,219 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:12:13,219 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:12:13,220 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:12:13,221 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 21:12:13,221 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 21:12:13,222 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:12:13,222 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:12:13,223 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:12:13,223 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:12:13,224 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:12:13,224 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 21:12:13,226 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 21:12:13,226 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 21:12:13,227 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:12:13,227 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:12:13,227 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 21:12:13,228 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:12:13,228 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:12:13,228 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:12:13,228 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:12:13,229 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:12:13,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:12:13,229 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:12:13,230 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:12:13,230 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:12:13,230 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:12:13,231 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:12:13,231 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:12:13,231 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:12:13,231 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_f2bd9375-f3cb-4327-bc84-38379641ab99/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11649f61fe4e7c0ea3c385a733166a7d5c4017efd75322aa29db5dd63fd36a54 [2023-11-23 21:12:13,563 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:12:13,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:12:13,599 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:12:13,600 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:12:13,600 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:12:13,602 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/pthread-divine/tls_basic.i [2023-11-23 21:12:16,774 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:12:17,061 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:12:17,062 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/sv-benchmarks/c/pthread-divine/tls_basic.i [2023-11-23 21:12:17,085 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire/data/11f0cd97d/e1dab4560e2242b19f96866641ffe545/FLAGe8a19b77e [2023-11-23 21:12:17,100 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire/data/11f0cd97d/e1dab4560e2242b19f96866641ffe545 [2023-11-23 21:12:17,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:12:17,104 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:12:17,106 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:17,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:12:17,112 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:12:17,113 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:17" (1/1) ... [2023-11-23 21:12:17,114 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@101f8a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:17, skipping insertion in model container [2023-11-23 21:12:17,114 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:17" (1/1) ... [2023-11-23 21:12:17,162 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:12:17,320 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 21:12:17,533 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_getspecific [2023-11-23 21:12:17,534 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@9dc71f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:17, skipping insertion in model container [2023-11-23 21:12:17,535 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:17,535 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-23 21:12:17,537 INFO L158 Benchmark]: Toolchain (without parser) took 431.95ms. Allocated memory is still 157.3MB. Free memory was 116.5MB in the beginning and 104.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 21:12:17,538 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 117.4MB. Free memory is still 67.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:12:17,539 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.12ms. Allocated memory is still 157.3MB. Free memory was 116.5MB in the beginning and 104.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 21:12:17,540 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 117.4MB. Free memory is still 67.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.12ms. Allocated memory is still 157.3MB. Free memory was 116.5MB in the beginning and 104.5MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 699]: Unsupported Syntax Unsupported function: pthread_getspecific 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_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/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_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-divine/tls_basic.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 11649f61fe4e7c0ea3c385a733166a7d5c4017efd75322aa29db5dd63fd36a54 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:12:20,022 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:12:20,177 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2023-11-23 21:12:20,187 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:12:20,188 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:12:20,238 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:12:20,239 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:12:20,240 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:12:20,241 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:12:20,246 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:12:20,247 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:12:20,248 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:12:20,248 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:12:20,250 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:12:20,250 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:12:20,251 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:12:20,252 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 21:12:20,252 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 21:12:20,253 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:12:20,254 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:12:20,255 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:12:20,255 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:12:20,256 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:12:20,256 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 21:12:20,257 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 21:12:20,257 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 21:12:20,257 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:12:20,258 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:12:20,258 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:12:20,259 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:12:20,260 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 21:12:20,261 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:12:20,261 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:12:20,261 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:12:20,261 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:12:20,262 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:12:20,263 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:12:20,263 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:12:20,263 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:12:20,264 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:12:20,264 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 21:12:20,264 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:12:20,264 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:12:20,265 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:12:20,265 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:12:20,265 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_f2bd9375-f3cb-4327-bc84-38379641ab99/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 11649f61fe4e7c0ea3c385a733166a7d5c4017efd75322aa29db5dd63fd36a54 [2023-11-23 21:12:20,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:12:20,727 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:12:20,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:12:20,732 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:12:20,733 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:12:20,735 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/pthread-divine/tls_basic.i [2023-11-23 21:12:23,894 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:12:24,291 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:12:24,292 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/sv-benchmarks/c/pthread-divine/tls_basic.i [2023-11-23 21:12:24,313 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire/data/05f23ad7c/a2ff75592b5940eeb1af19c291882d37/FLAGca4b77839 [2023-11-23 21:12:24,331 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2bd9375-f3cb-4327-bc84-38379641ab99/bin/utaipan-verify-mE87zJ7Ire/data/05f23ad7c/a2ff75592b5940eeb1af19c291882d37 [2023-11-23 21:12:24,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:12:24,339 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:12:24,342 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:24,343 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:12:24,348 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:12:24,349 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:24" (1/1) ... [2023-11-23 21:12:24,350 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52105f7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:24, skipping insertion in model container [2023-11-23 21:12:24,350 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:12:24" (1/1) ... [2023-11-23 21:12:24,422 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:12:24,662 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 21:12:24,912 ERROR L324 MainTranslator]: Unsupported Syntax: Unsupported function: pthread_getspecific [2023-11-23 21:12:24,913 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1fdcc0e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:12:24, skipping insertion in model container [2023-11-23 21:12:24,917 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:12:24,918 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-23 21:12:24,920 INFO L158 Benchmark]: Toolchain (without parser) took 580.40ms. Allocated memory is still 71.3MB. Free memory was 38.3MB in the beginning and 45.6MB in the end (delta: -7.3MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2023-11-23 21:12:24,921 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 71.3MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:12:24,923 INFO L158 Benchmark]: CACSL2BoogieTranslator took 575.51ms. Allocated memory is still 71.3MB. Free memory was 38.1MB in the beginning and 45.6MB in the end (delta: -7.5MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2023-11-23 21:12:24,925 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 71.3MB. Free memory was 47.3MB in the beginning and 47.2MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 575.51ms. Allocated memory is still 71.3MB. Free memory was 38.1MB in the beginning and 45.6MB in the end (delta: -7.5MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 699]: Unsupported Syntax Unsupported function: pthread_getspecific 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