./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp --witnessprinter.witness.filename witness.graphml --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 9eb5d9094342cfaa74d8ea4903febd735be5757c093d69b0f8dbb2a26886fda6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 21:07:45,177 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 21:07:45,287 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Default.epf [2023-11-06 21:07:45,294 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 21:07:45,295 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 21:07:45,332 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 21:07:45,333 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 21:07:45,334 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 21:07:45,335 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 21:07:45,340 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 21:07:45,340 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-06 21:07:45,341 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-06 21:07:45,342 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-06 21:07:45,343 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-06 21:07:45,344 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-06 21:07:45,344 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-06 21:07:45,345 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-06 21:07:45,345 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-06 21:07:45,346 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-06 21:07:45,346 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-06 21:07:45,347 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-06 21:07:45,347 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-06 21:07:45,348 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 21:07:45,349 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 21:07:45,350 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 21:07:45,350 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 21:07:45,350 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 21:07:45,351 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 21:07:45,351 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 21:07:45,352 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 21:07:45,353 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 21:07:45,353 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 21:07:45,354 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 21:07:45,354 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 21:07:45,354 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 21:07:45,355 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 21:07:45,355 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 21:07:45,355 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 21:07:45,356 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 21:07:45,356 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:07:45,356 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 21:07:45,357 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 21:07:45,357 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-06 21:07:45,357 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 21:07:45,358 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-06 21:07:45,358 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 21:07:45,359 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_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9eb5d9094342cfaa74d8ea4903febd735be5757c093d69b0f8dbb2a26886fda6 [2023-11-06 21:07:45,672 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 21:07:45,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 21:07:45,707 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 21:07:45,708 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 21:07:45,709 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 21:07:45,710 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2023-11-06 21:07:48,741 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 21:07:49,034 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 21:07:49,035 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2023-11-06 21:07:49,045 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/data/45ca98dda/022bc3c3f7654fa0bc8c6563562a3778/FLAG556c6ddff [2023-11-06 21:07:49,064 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/data/45ca98dda/022bc3c3f7654fa0bc8c6563562a3778 [2023-11-06 21:07:49,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 21:07:49,072 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 21:07:49,076 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 21:07:49,076 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 21:07:49,082 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 21:07:49,083 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:07:49" (1/1) ... [2023-11-06 21:07:49,085 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@513813af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:07:49, skipping insertion in model container [2023-11-06 21:07:49,085 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:07:49" (1/1) ... [2023-11-06 21:07:49,118 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:07:49,327 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:07:49,342 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) [2023-11-06 21:07:49,343 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@33177cc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:07:49, skipping insertion in model container [2023-11-06 21:07:49,343 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 21:07:49,343 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-06 21:07:49,345 INFO L158 Benchmark]: Toolchain (without parser) took 272.08ms. Allocated memory is still 144.7MB. Free memory was 99.2MB in the beginning and 88.9MB in the end (delta: 10.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-06 21:07:49,345 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 100.7MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 21:07:49,346 INFO L158 Benchmark]: CACSL2BoogieTranslator took 267.36ms. Allocated memory is still 144.7MB. Free memory was 98.8MB in the beginning and 88.9MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-06 21:07:49,347 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 100.7MB. Free memory is still 52.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 267.36ms. Allocated memory is still 144.7MB. Free memory was 98.8MB in the beginning and 88.9MB in the end (delta: 9.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 106]: 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp --witnessprinter.witness.filename witness.graphml --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 9eb5d9094342cfaa74d8ea4903febd735be5757c093d69b0f8dbb2a26886fda6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 21:07:51,887 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 21:07:52,046 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/config/svcomp-DerefFreeMemtrack-32bit-Taipan_Bitvector.epf [2023-11-06 21:07:52,055 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 21:07:52,055 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 21:07:52,100 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 21:07:52,101 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 21:07:52,102 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 21:07:52,103 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 21:07:52,108 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 21:07:52,108 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-06 21:07:52,109 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-06 21:07:52,109 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-06 21:07:52,111 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-06 21:07:52,112 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-06 21:07:52,112 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-06 21:07:52,113 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 21:07:52,113 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 21:07:52,114 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 21:07:52,115 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-06 21:07:52,116 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 21:07:52,117 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-06 21:07:52,117 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 21:07:52,117 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-06 21:07:52,118 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-06 21:07:52,118 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-06 21:07:52,119 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 21:07:52,119 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 21:07:52,119 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 21:07:52,120 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 21:07:52,121 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 21:07:52,121 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-06 21:07:52,122 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 21:07:52,122 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 21:07:52,122 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 21:07:52,122 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 21:07:52,123 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:07:52,124 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 21:07:52,124 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 21:07:52,124 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-06 21:07:52,125 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 21:07:52,125 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-06 21:07:52,125 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 21:07:52,125 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_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9eb5d9094342cfaa74d8ea4903febd735be5757c093d69b0f8dbb2a26886fda6 [2023-11-06 21:07:52,585 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 21:07:52,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 21:07:52,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 21:07:52,627 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 21:07:52,628 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 21:07:52,630 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/../../sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2023-11-06 21:07:56,076 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 21:07:56,341 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 21:07:56,342 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/sv-benchmarks/c/weaver/popl20-more-array-sum2.wvr.c [2023-11-06 21:07:56,355 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/data/3948fc803/6634c0bc06484e398aba5328ecc3b66f/FLAG76aff82a3 [2023-11-06 21:07:56,376 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/data/3948fc803/6634c0bc06484e398aba5328ecc3b66f [2023-11-06 21:07:56,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 21:07:56,383 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 21:07:56,387 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 21:07:56,387 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 21:07:56,392 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 21:07:56,393 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:07:56" (1/1) ... [2023-11-06 21:07:56,394 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72e77778 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:07:56, skipping insertion in model container [2023-11-06 21:07:56,395 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:07:56" (1/1) ... [2023-11-06 21:07:56,430 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:07:56,670 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:07:56,688 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-06 21:07:56,693 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 21:07:56,712 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:07:56,717 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 21:07:56,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 21:07:56,756 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:07:56,756 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 21:07:56,780 INFO L206 MainTranslator]: Completed translation [2023-11-06 21:07:56,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:07:56 WrapperNode [2023-11-06 21:07:56,781 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 21:07:56,782 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 21:07:56,782 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 21:07:56,782 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 21:07:56,788 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:07:56" (1/1) ... [2023-11-06 21:07:56,800 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:07:56" (1/1) ... [2023-11-06 21:07:56,840 INFO L138 Inliner]: procedures = 27, calls = 53, calls flagged for inlining = 17, calls inlined = 29, statements flattened = 271 [2023-11-06 21:07:56,840 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 21:07:56,841 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 21:07:56,841 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 21:07:56,842 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 21:07:56,851 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:07:56" (1/1) ... [2023-11-06 21:07:56,852 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:07:56" (1/1) ... [2023-11-06 21:07:56,864 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:07:56" (1/1) ... [2023-11-06 21:07:56,864 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:07:56" (1/1) ... [2023-11-06 21:07:56,892 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:07:56" (1/1) ... [2023-11-06 21:07:56,897 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:07:56" (1/1) ... [2023-11-06 21:07:56,901 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:07:56" (1/1) ... [2023-11-06 21:07:56,919 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:07:56" (1/1) ... [2023-11-06 21:07:56,925 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 21:07:56,926 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 21:07:56,926 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 21:07:56,926 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 21:07:56,927 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:07:56" (1/1) ... [2023-11-06 21:07:56,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 21:07:56,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/z3 [2023-11-06 21:07:56,993 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 21:07:57,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b211d480-b163-4077-a306-b94076d00acd/bin/utaipan-verify-FOvIYxoinp/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 21:07:57,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 21:07:57,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 21:07:57,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 21:07:57,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-06 21:07:57,037 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-06 21:07:57,037 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-06 21:07:57,037 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-06 21:07:57,039 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-06 21:07:57,040 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-06 21:07:57,040 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-06 21:07:57,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-06 21:07:57,041 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-06 21:07:57,041 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 21:07:57,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 21:07:57,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 21:07:57,041 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 21:07:57,042 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-06 21:07:57,044 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-06 21:07:57,201 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 21:07:57,204 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 21:07:58,095 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 21:07:58,486 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 21:07:58,487 INFO L302 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-06 21:07:58,491 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:07:58 BoogieIcfgContainer [2023-11-06 21:07:58,491 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 21:07:58,495 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 21:07:58,495 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 21:07:58,499 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 21:07:58,499 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:07:56" (1/3) ... [2023-11-06 21:07:58,500 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73931c4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:07:58, skipping insertion in model container [2023-11-06 21:07:58,501 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:07:56" (2/3) ... [2023-11-06 21:07:58,503 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73931c4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:07:58, skipping insertion in model container [2023-11-06 21:07:58,503 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:07:58" (3/3) ... [2023-11-06 21:07:58,504 INFO L112 eAbstractionObserver]: Analyzing ICFG popl20-more-array-sum2.wvr.c [2023-11-06 21:07:58,524 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 21:07:58,524 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 30 error locations. [2023-11-06 21:07:58,525 INFO L519 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-06 21:07:58,655 INFO L144 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2023-11-06 21:07:58,711 INFO L115 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2023-11-06 21:07:58,732 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 223 places, 229 transitions, 479 flow [2023-11-06 21:07:58,737 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 223 places, 229 transitions, 479 flow [2023-11-06 21:07:58,739 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 223 places, 229 transitions, 479 flow [2023-11-06 21:07:58,841 INFO L124 PetriNetUnfolderBase]: 16/226 cut-off events. [2023-11-06 21:07:58,841 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-11-06 21:07:58,848 INFO L83 FinitePrefix]: Finished finitePrefix Result has 239 conditions, 226 events. 16/226 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 9. Compared 244 event pairs, 0 based on Foata normal form. 0/180 useless extension candidates. Maximal degree in co-relation 171. Up to 2 conditions per place. [2023-11-06 21:07:58,851 INFO L119 LiptonReduction]: Number of co-enabled transitions 2970