./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c --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_2c05b79d-5a89-42fe-b18c-22d029d52b11/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/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_2c05b79d-5a89-42fe-b18c-22d029d52b11/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/bin/utaipan-verify-mE87zJ7Ire/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/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_2c05b79d-5a89-42fe-b18c-22d029d52b11/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 462fb42b593b74362524fb8209dde3f76380a79de0c48b612eb75bd0eda8df1c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:33:11,925 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:33:12,040 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2023-11-23 20:33:12,051 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:33:12,051 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:33:12,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:33:12,098 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:33:12,098 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:33:12,099 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:33:12,105 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:33:12,105 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:33:12,106 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:33:12,106 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:33:12,108 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:33:12,108 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:33:12,109 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:33:12,109 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:33:12,109 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:33:12,110 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:33:12,110 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:33:12,111 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:33:12,113 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:33:12,113 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:33:12,114 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:33:12,115 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:33:12,115 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:33:12,116 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:33:12,116 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:33:12,117 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:33:12,117 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:33:12,119 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:33:12,119 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:33:12,119 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:33:12,119 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:33:12,120 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:33:12,120 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:33:12,120 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:33:12,120 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:33:12,120 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:33:12,121 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:33:12,121 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:12,121 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:33:12,122 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:33:12,122 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:33:12,122 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:33:12,123 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:33:12,123 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:33:12,123 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:33:12,123 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_2c05b79d-5a89-42fe-b18c-22d029d52b11/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 462fb42b593b74362524fb8209dde3f76380a79de0c48b612eb75bd0eda8df1c [2023-11-23 20:33:12,468 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:33:12,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:33:12,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:33:12,507 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:33:12,508 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:33:12,509 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2023-11-23 20:33:15,637 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:33:15,917 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:33:15,918 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2023-11-23 20:33:15,929 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/bin/utaipan-verify-mE87zJ7Ire/data/53cbc7e8d/ae7b91aaeceb45bbbfad97b2999cc0e0/FLAGdad3bece6 [2023-11-23 20:33:15,946 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/bin/utaipan-verify-mE87zJ7Ire/data/53cbc7e8d/ae7b91aaeceb45bbbfad97b2999cc0e0 [2023-11-23 20:33:15,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:33:15,955 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:33:15,960 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:15,961 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:33:15,966 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:33:15,967 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:15" (1/1) ... [2023-11-23 20:33:15,968 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dfe336c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:15, skipping insertion in model container [2023-11-23 20:33:15,968 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:15" (1/1) ... [2023-11-23 20:33:16,013 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:33:16,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:16,250 ERROR L324 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2023-11-23 20:33:16,250 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f42d49d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:16, skipping insertion in model container [2023-11-23 20:33:16,250 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:16,251 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-23 20:33:16,253 INFO L158 Benchmark]: Toolchain (without parser) took 296.44ms. Allocated memory is still 140.5MB. Free memory was 104.0MB in the beginning and 93.0MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:33:16,253 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 140.5MB. Free memory is still 108.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:33:16,254 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.41ms. Allocated memory is still 140.5MB. Free memory was 103.5MB in the beginning and 93.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:33:16,255 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 140.5MB. Free memory is still 108.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.41ms. Allocated memory is still 140.5MB. Free memory was 103.5MB in the beginning and 93.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 183]: Unsupported Syntax Found a cast between two array/pointer types of different sizes while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) 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_2c05b79d-5a89-42fe-b18c-22d029d52b11/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/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_2c05b79d-5a89-42fe-b18c-22d029d52b11/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/bin/utaipan-verify-mE87zJ7Ire/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/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_2c05b79d-5a89-42fe-b18c-22d029d52b11/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 462fb42b593b74362524fb8209dde3f76380a79de0c48b612eb75bd0eda8df1c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:33:18,736 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:33:18,866 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2023-11-23 20:33:18,877 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:33:18,878 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:33:18,922 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:33:18,923 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:33:18,924 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:33:18,924 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:33:18,925 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:33:18,925 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:33:18,926 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:33:18,927 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:33:18,927 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:33:18,928 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:33:18,928 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:33:18,929 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:33:18,929 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:33:18,930 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:33:18,930 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:33:18,931 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:33:18,931 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:33:18,932 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:33:18,932 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-23 20:33:18,933 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-23 20:33:18,933 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-23 20:33:18,934 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:33:18,934 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:33:18,934 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:33:18,935 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:33:18,935 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:33:18,936 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:33:18,936 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:33:18,936 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:33:18,936 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 20:33:18,937 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:33:18,937 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:33:18,937 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:18,937 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:33:18,938 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:33:18,938 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:33:18,938 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:33:18,938 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:33:18,938 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:33:18,939 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:33:18,939 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_2c05b79d-5a89-42fe-b18c-22d029d52b11/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 462fb42b593b74362524fb8209dde3f76380a79de0c48b612eb75bd0eda8df1c [2023-11-23 20:33:19,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:33:19,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:33:19,360 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:33:19,361 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:33:19,361 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:33:19,364 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2023-11-23 20:33:22,493 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:33:22,834 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:33:22,834 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/sv-benchmarks/c/weaver/parallel-parallel-sum-1-dsl.wvr.c [2023-11-23 20:33:22,844 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/bin/utaipan-verify-mE87zJ7Ire/data/13a9662ff/5130a6e1ce534e5c814f7822da7827f3/FLAG8e4e8ecd0 [2023-11-23 20:33:22,861 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/bin/utaipan-verify-mE87zJ7Ire/data/13a9662ff/5130a6e1ce534e5c814f7822da7827f3 [2023-11-23 20:33:22,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:33:22,866 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:33:22,867 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:22,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:33:22,873 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:33:22,873 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:22" (1/1) ... [2023-11-23 20:33:22,875 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dc7b723 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:22, skipping insertion in model container [2023-11-23 20:33:22,875 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:33:22" (1/1) ... [2023-11-23 20:33:22,908 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:33:23,136 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:23,153 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 20:33:23,161 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:33:23,198 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:23,205 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:33:23,263 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:33:23,277 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:33:23,277 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:33:23,286 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:33:23,286 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:23 WrapperNode [2023-11-23 20:33:23,287 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:33:23,288 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:33:23,288 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:33:23,288 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:33:23,297 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:23" (1/1) ... [2023-11-23 20:33:23,314 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:23" (1/1) ... [2023-11-23 20:33:23,354 INFO L138 Inliner]: procedures = 31, calls = 96, calls flagged for inlining = 22, calls inlined = 28, statements flattened = 295 [2023-11-23 20:33:23,355 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:33:23,356 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:33:23,356 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:33:23,356 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:33:23,367 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:23" (1/1) ... [2023-11-23 20:33:23,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:23" (1/1) ... [2023-11-23 20:33:23,376 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:23" (1/1) ... [2023-11-23 20:33:23,377 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:23" (1/1) ... [2023-11-23 20:33:23,395 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:23" (1/1) ... [2023-11-23 20:33:23,401 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:23" (1/1) ... [2023-11-23 20:33:23,405 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:23" (1/1) ... [2023-11-23 20:33:23,408 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:23" (1/1) ... [2023-11-23 20:33:23,415 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:33:23,416 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:33:23,416 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:33:23,416 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:33:23,417 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:23" (1/1) ... [2023-11-23 20:33:23,424 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:33:23,442 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:33:23,474 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:33:23,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c05b79d-5a89-42fe-b18c-22d029d52b11/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:33:23,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:33:23,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:33:23,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:33:23,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:33:23,519 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:33:23,519 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:33:23,519 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:33:23,519 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:33:23,520 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-23 20:33:23,520 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-23 20:33:23,520 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-23 20:33:23,520 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-23 20:33:23,520 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2023-11-23 20:33:23,520 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2023-11-23 20:33:23,520 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2023-11-23 20:33:23,521 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2023-11-23 20:33:23,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:33:23,521 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:33:23,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:33:23,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:33:23,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:33:23,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:33:23,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:33:23,524 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:33:23,701 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:33:23,704 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:33:24,647 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:33:25,136 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:33:25,137 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-23 20:33:25,137 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:33:25 BoogieIcfgContainer [2023-11-23 20:33:25,137 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:33:25,153 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:33:25,153 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:33:25,156 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:33:25,157 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:33:22" (1/3) ... [2023-11-23 20:33:25,157 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5906833b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:33:25, skipping insertion in model container [2023-11-23 20:33:25,157 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:33:23" (2/3) ... [2023-11-23 20:33:25,159 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5906833b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:33:25, skipping insertion in model container [2023-11-23 20:33:25,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:33:25" (3/3) ... [2023-11-23 20:33:25,161 INFO L112 eAbstractionObserver]: Analyzing ICFG parallel-parallel-sum-1-dsl.wvr.c [2023-11-23 20:33:25,181 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:33:25,181 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 36 error locations. [2023-11-23 20:33:25,182 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-23 20:33:25,347 INFO L144 ThreadInstanceAdder]: Constructed 18 joinOtherThreadTransitions. [2023-11-23 20:33:25,396 INFO L113 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 150 places, 144 transitions, 354 flow