./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e7bb482b 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_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e1cb53b0b4a16da3dbf2f20341c878664cce096875bbfc489951f2df98de6675 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:04:02,625 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:04:02,767 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-06 23:04:02,778 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:04:02,779 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:04:02,821 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:04:02,822 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:04:02,823 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:04:02,824 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:04:02,829 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:04:02,830 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:04:02,831 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:04:02,832 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:04:02,833 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:04:02,834 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:04:02,834 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 23:04:02,835 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:04:02,835 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:04:02,836 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:04:02,836 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:04:02,836 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-06 23:04:02,837 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 23:04:02,837 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:04:02,838 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:04:02,839 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:04:02,839 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:04:02,840 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:04:02,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:04:02,840 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:04:02,841 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:04:02,842 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:04:02,842 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 23:04:02,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 23:04:02,843 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:04:02,843 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:04:02,844 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:04:02,844 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:04:02,844 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:04:02,844 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1cb53b0b4a16da3dbf2f20341c878664cce096875bbfc489951f2df98de6675 [2023-11-06 23:04:03,198 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:04:03,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:04:03,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:04:03,228 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:04:03,229 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:04:03,231 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i [2023-11-06 23:04:06,314 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:04:08,152 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:04:08,153 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i [2023-11-06 23:04:08,398 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/data/17af5da84/c696ae63518a46c3844c80b589391a83/FLAG18d435565 [2023-11-06 23:04:08,417 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/data/17af5da84/c696ae63518a46c3844c80b589391a83 [2023-11-06 23:04:08,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:04:08,425 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:04:08,428 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:04:08,428 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:04:08,434 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:04:08,434 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:04:08" (1/1) ... [2023-11-06 23:04:08,435 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39050bfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:08, skipping insertion in model container [2023-11-06 23:04:08,436 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:04:08" (1/1) ... [2023-11-06 23:04:09,059 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:04:39,032 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2023-11-06 23:04:39,033 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2023-11-06 23:04:39,034 WARN L635 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2023-11-06 23:04:39,035 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2023-11-06 23:04:39,037 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2023-11-06 23:04:39,038 WARN L635 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2023-11-06 23:04:39,039 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2023-11-06 23:04:39,042 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2023-11-06 23:04:39,043 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2023-11-06 23:04:39,086 WARN L635 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2023-11-06 23:04:39,256 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strspn [2023-11-06 23:04:40,046 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strcspn [2023-11-06 23:04:40,415 ERROR L324 MainTranslator]: Unsupported Syntax: The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. [2023-11-06 23:04:40,416 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2e37122e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:40, skipping insertion in model container [2023-11-06 23:04:40,417 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 23:04:40,418 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-06 23:04:40,420 INFO L158 Benchmark]: Toolchain (without parser) took 31993.56ms. Allocated memory was 169.9MB in the beginning and 323.0MB in the end (delta: 153.1MB). Free memory was 99.9MB in the beginning and 106.3MB in the end (delta: -6.4MB). Peak memory consumption was 211.0MB. Max. memory is 16.1GB. [2023-11-06 23:04:40,420 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 119.5MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:04:40,422 INFO L158 Benchmark]: CACSL2BoogieTranslator took 31989.44ms. Allocated memory was 169.9MB in the beginning and 323.0MB in the end (delta: 153.1MB). Free memory was 99.9MB in the beginning and 106.3MB in the end (delta: -6.4MB). Peak memory consumption was 211.0MB. Max. memory is 16.1GB. [2023-11-06 23:04:40,424 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62ms. Allocated memory is still 119.5MB. Free memory is still 87.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 31989.44ms. Allocated memory was 169.9MB in the beginning and 323.0MB in the end (delta: 153.1MB). Free memory was 99.9MB in the beginning and 106.3MB in the end (delta: -6.4MB). Peak memory consumption was 211.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 36254]: Unsupported Syntax The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e1cb53b0b4a16da3dbf2f20341c878664cce096875bbfc489951f2df98de6675 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 23:04:42,746 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 23:04:42,888 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2023-11-06 23:04:42,897 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 23:04:42,898 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 23:04:42,899 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-11-06 23:04:42,940 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 23:04:42,941 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 23:04:42,941 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 23:04:42,947 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 23:04:42,947 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 23:04:42,948 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 23:04:42,948 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 23:04:42,950 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 23:04:42,951 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 23:04:42,951 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 23:04:42,952 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 23:04:42,952 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 23:04:42,953 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 23:04:42,954 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 23:04:42,954 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 23:04:42,955 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 23:04:42,955 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-06 23:04:42,956 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 23:04:42,956 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-06 23:04:42,956 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 23:04:42,957 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 23:04:42,957 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 23:04:42,958 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 23:04:42,958 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 23:04:42,959 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 23:04:42,960 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 23:04:42,960 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 23:04:42,960 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 23:04:42,961 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 23:04:42,961 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 23:04:42,961 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 23:04:42,961 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 23:04:42,962 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 23:04:42,963 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 23:04:42,963 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 23:04:42,963 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 23:04:42,964 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e1cb53b0b4a16da3dbf2f20341c878664cce096875bbfc489951f2df98de6675 [2023-11-06 23:04:43,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 23:04:43,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 23:04:43,401 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 23:04:43,402 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 23:04:43,402 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 23:04:43,404 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i [2023-11-06 23:04:46,530 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 23:04:48,739 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 23:04:48,741 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/sv-benchmarks/c/goblint-coreutils/instrumented_tail_comb.i [2023-11-06 23:04:48,984 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/data/a95fa7ddd/6006762ce68d407ea71e2109ef18e97c/FLAG90b33945c [2023-11-06 23:04:49,003 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d223119-ae86-4d25-9c7a-884e44bdeada/bin/uautomizer-verify-WvqO1wxjHP/data/a95fa7ddd/6006762ce68d407ea71e2109ef18e97c [2023-11-06 23:04:49,008 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 23:04:49,009 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 23:04:49,013 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 23:04:49,013 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 23:04:49,019 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 23:04:49,019 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:04:49" (1/1) ... [2023-11-06 23:04:49,020 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65f7e072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 11:04:49, skipping insertion in model container [2023-11-06 23:04:49,021 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 11:04:49" (1/1) ... [2023-11-06 23:04:49,923 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 23:05:20,987 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2023-11-06 23:05:20,995 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2023-11-06 23:05:20,997 WARN L635 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2023-11-06 23:05:21,000 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2023-11-06 23:05:21,010 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2023-11-06 23:05:21,014 WARN L635 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2023-11-06 23:05:21,016 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2023-11-06 23:05:21,018 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2023-11-06 23:05:21,026 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2023-11-06 23:05:21,096 WARN L635 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2023-11-06 23:05:21,307 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strspn [2023-11-06 23:05:21,880 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: cannot determine size of incomplete type at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeSize(TypeSizeAndOffsetComputer.java:201) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructBytesizeExpression(TypeSizeAndOffsetComputer.java:121) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:1019) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:959) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:725) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1423) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:222) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1084) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1084) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1084) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1666) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1084) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1084) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1666) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1084) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1084) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1666) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1084) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1084) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1666) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1084) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1084) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1499) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2409) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:608) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-06 23:05:21,890 INFO L158 Benchmark]: Toolchain (without parser) took 32879.08ms. Allocated memory was 125.8MB in the beginning and 314.6MB in the end (delta: 188.7MB). Free memory was 45.1MB in the beginning and 193.7MB in the end (delta: -148.6MB). Peak memory consumption was 161.0MB. Max. memory is 16.1GB. [2023-11-06 23:05:21,891 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 83.9MB. Free memory was 59.2MB in the beginning and 59.1MB in the end (delta: 78.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 23:05:21,892 INFO L158 Benchmark]: CACSL2BoogieTranslator took 32874.54ms. Allocated memory was 125.8MB in the beginning and 314.6MB in the end (delta: 188.7MB). Free memory was 45.1MB in the beginning and 193.7MB in the end (delta: -148.6MB). Peak memory consumption was 161.0MB. Max. memory is 16.1GB. [2023-11-06 23:05:21,894 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 83.9MB. Free memory was 59.2MB in the beginning and 59.1MB in the end (delta: 78.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 32874.54ms. Allocated memory was 125.8MB in the beginning and 314.6MB in the end (delta: 188.7MB). Free memory was 45.1MB in the beginning and 193.7MB in the end (delta: -148.6MB). Peak memory consumption was 161.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: cannot determine size of incomplete type: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:255) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type