./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_cp_comb.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4fc63b2a 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_2de85ac8-a7b8-42bf-b37c-c212da5e15ab/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de85ac8-a7b8-42bf-b37c-c212da5e15ab/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de85ac8-a7b8-42bf-b37c-c212da5e15ab/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de85ac8-a7b8-42bf-b37c-c212da5e15ab/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_cp_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de85ac8-a7b8-42bf-b37c-c212da5e15ab/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de85ac8-a7b8-42bf-b37c-c212da5e15ab/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7d0dccb546eb4b6073440e35f84e65f26e1b336b28d43ba14294b887452d7de1 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 11:26:02,700 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 11:26:02,795 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de85ac8-a7b8-42bf-b37c-c212da5e15ab/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Overflow-64bit-Taipan_Default.epf [2024-11-02 11:26:02,804 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 11:26:02,804 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 11:26:02,852 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 11:26:02,852 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 11:26:02,853 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 11:26:02,856 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 11:26:02,858 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 11:26:02,858 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 11:26:02,859 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 11:26:02,859 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 11:26:02,860 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 11:26:02,860 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 11:26:02,860 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 11:26:02,861 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 11:26:02,861 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 11:26:02,864 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 11:26:02,865 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 11:26:02,865 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 11:26:02,870 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 11:26:02,871 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 11:26:02,871 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 11:26:02,871 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 11:26:02,872 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 11:26:02,872 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 11:26:02,872 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 11:26:02,873 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 11:26:02,873 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 11:26:02,873 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-02 11:26:02,874 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-02 11:26:02,874 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 11:26:02,874 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 11:26:02,875 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 11:26:02,875 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 11:26:02,875 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 11:26:02,876 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 11:26:02,876 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 11:26:02,876 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 11:26:02,877 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 11:26:02,877 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 11:26:02,877 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 11:26:02,877 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 11:26:02,878 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 11:26:02,878 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 11:26:02,878 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_2de85ac8-a7b8-42bf-b37c-c212da5e15ab/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de85ac8-a7b8-42bf-b37c-c212da5e15ab/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d0dccb546eb4b6073440e35f84e65f26e1b336b28d43ba14294b887452d7de1 [2024-11-02 11:26:03,209 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 11:26:03,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 11:26:03,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 11:26:03,246 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 11:26:03,248 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 11:26:03,249 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de85ac8-a7b8-42bf-b37c-c212da5e15ab/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/goblint-coreutils/instrumented_cp_comb.i Unable to find full path for "g++" [2024-11-02 11:26:05,363 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 11:26:07,415 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 11:26:07,416 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de85ac8-a7b8-42bf-b37c-c212da5e15ab/sv-benchmarks/c/goblint-coreutils/instrumented_cp_comb.i [2024-11-02 11:26:07,614 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de85ac8-a7b8-42bf-b37c-c212da5e15ab/bin/utaipan-verify-DbMuA5NWw2/data/9cd1898ad/c8dfd981c1d04d36bb7640fbd871a184/FLAG1fc73fcc4 [2024-11-02 11:26:07,956 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2de85ac8-a7b8-42bf-b37c-c212da5e15ab/bin/utaipan-verify-DbMuA5NWw2/data/9cd1898ad/c8dfd981c1d04d36bb7640fbd871a184 [2024-11-02 11:26:07,959 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 11:26:07,960 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 11:26:07,962 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 11:26:07,963 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 11:26:07,968 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 11:26:07,969 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:26:07" (1/1) ... [2024-11-02 11:26:07,970 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52436ac4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:07, skipping insertion in model container [2024-11-02 11:26:07,971 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 11:26:07" (1/1) ... [2024-11-02 11:26:08,700 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 11:26:40,068 WARN L634 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2024-11-02 11:26:40,070 WARN L634 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2024-11-02 11:26:40,074 WARN L634 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2024-11-02 11:26:40,075 WARN L634 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2024-11-02 11:26:40,081 WARN L634 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2024-11-02 11:26:40,082 WARN L634 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2024-11-02 11:26:40,087 WARN L634 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2024-11-02 11:26:40,089 WARN L634 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2024-11-02 11:26:40,090 WARN L634 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2024-11-02 11:26:40,171 WARN L634 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2024-11-02 11:26:40,325 WARN L634 FunctionHandler]: implicit declaration of function __builtin_strspn [2024-11-02 11:26:41,063 WARN L634 FunctionHandler]: implicit declaration of function __builtin_strcspn [2024-11-02 11:26:41,372 ERROR L321 MainTranslator]: Unsupported Syntax: The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. [2024-11-02 11:26:41,373 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@498d49b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 11:26:41, skipping insertion in model container [2024-11-02 11:26:41,374 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 11:26:41,374 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2024-11-02 11:26:41,376 INFO L158 Benchmark]: Toolchain (without parser) took 33414.67ms. Allocated memory was 148.9MB in the beginning and 373.3MB in the end (delta: 224.4MB). Free memory was 62.7MB in the beginning and 126.9MB in the end (delta: -64.2MB). Peak memory consumption was 230.0MB. Max. memory is 16.1GB. [2024-11-02 11:26:41,377 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 115.3MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-02 11:26:41,378 INFO L158 Benchmark]: CACSL2BoogieTranslator took 33411.73ms. Allocated memory was 148.9MB in the beginning and 373.3MB in the end (delta: 224.4MB). Free memory was 62.2MB in the beginning and 126.9MB in the end (delta: -64.7MB). Peak memory consumption was 230.0MB. Max. memory is 16.1GB. [2024-11-02 11:26:41,380 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 115.3MB. Free memory is still 84.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 33411.73ms. Allocated memory was 148.9MB in the beginning and 373.3MB in the end (delta: 224.4MB). Free memory was 62.2MB in the beginning and 126.9MB in the end (delta: -64.7MB). Peak memory consumption was 230.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 36608]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...