./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_cut_comb.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_cut_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bfdd6019a4e89cd3303529c7187ccc3acaa175f375438ad557d7a177734e9618 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:04:55,113 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:04:55,219 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-21 22:04:55,226 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:04:55,227 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:04:55,265 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:04:55,266 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:04:55,267 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:04:55,268 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:04:55,273 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:04:55,273 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:04:55,274 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:04:55,275 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:04:55,277 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:04:55,277 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:04:55,278 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:04:55,278 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:04:55,279 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:04:55,279 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:04:55,279 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:04:55,280 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:04:55,280 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:04:55,281 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 22:04:55,281 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:04:55,281 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:04:55,282 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:04:55,283 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:04:55,283 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:04:55,283 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:04:55,284 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:04:55,285 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:04:55,285 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:04:55,286 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:04:55,286 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:04:55,286 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:04:55,286 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:04:55,287 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:04:55,287 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:04:55,287 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:04:55,287 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:04:55,287 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:04:55,288 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_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfdd6019a4e89cd3303529c7187ccc3acaa175f375438ad557d7a177734e9618 [2023-11-21 22:04:55,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:04:55,584 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:04:55,587 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:04:55,589 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:04:55,589 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:04:55,591 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/goblint-coreutils/instrumented_cut_comb.i [2023-11-21 22:04:58,602 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:05:00,555 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:05:00,555 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/sv-benchmarks/c/goblint-coreutils/instrumented_cut_comb.i [2023-11-21 22:05:00,792 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/data/43fd250dc/6ade45af6c734b0ebc744ce266c7a435/FLAG7d6ac90b6 [2023-11-21 22:05:00,814 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/data/43fd250dc/6ade45af6c734b0ebc744ce266c7a435 [2023-11-21 22:05:00,820 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:05:00,822 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:05:00,825 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:05:00,825 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:05:00,831 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:05:00,831 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:00" (1/1) ... [2023-11-21 22:05:00,833 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74bbb127 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:00, skipping insertion in model container [2023-11-21 22:05:00,833 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:00" (1/1) ... [2023-11-21 22:05:01,375 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:05:28,633 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2023-11-21 22:05:28,635 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2023-11-21 22:05:28,637 WARN L635 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2023-11-21 22:05:28,638 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2023-11-21 22:05:28,648 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2023-11-21 22:05:28,649 WARN L635 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2023-11-21 22:05:28,650 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2023-11-21 22:05:28,654 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2023-11-21 22:05:28,656 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2023-11-21 22:05:28,702 WARN L635 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2023-11-21 22:05:28,889 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strspn [2023-11-21 22:05:29,849 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strcspn [2023-11-21 22:05:30,354 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. [2023-11-21 22:05:30,356 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6ff8dc8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:30, skipping insertion in model container [2023-11-21 22:05:30,356 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:05:30,356 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-21 22:05:30,359 INFO L158 Benchmark]: Toolchain (without parser) took 29535.25ms. Allocated memory was 163.6MB in the beginning and 293.6MB in the end (delta: 130.0MB). Free memory was 87.1MB in the beginning and 134.5MB in the end (delta: -47.5MB). Peak memory consumption was 225.1MB. Max. memory is 16.1GB. [2023-11-21 22:05:30,360 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 119.5MB. Free memory is still 91.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:05:30,362 INFO L158 Benchmark]: CACSL2BoogieTranslator took 29531.63ms. Allocated memory was 163.6MB in the beginning and 293.6MB in the end (delta: 130.0MB). Free memory was 86.6MB in the beginning and 134.5MB in the end (delta: -48.0MB). Peak memory consumption was 225.1MB. Max. memory is 16.1GB. [2023-11-21 22:05:30,365 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 119.5MB. Free memory is still 91.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 29531.63ms. Allocated memory was 163.6MB in the beginning and 293.6MB in the end (delta: 130.0MB). Free memory was 86.6MB in the beginning and 134.5MB in the end (delta: -48.0MB). Peak memory consumption was 225.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 36290]: 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_cut_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bfdd6019a4e89cd3303529c7187ccc3acaa175f375438ad557d7a177734e9618 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:05:33,075 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:05:33,245 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2023-11-21 22:05:33,256 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:05:33,257 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:05:33,258 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-11-21 22:05:33,313 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:05:33,314 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:05:33,315 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:05:33,321 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:05:33,322 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:05:33,322 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:05:33,323 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:05:33,325 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:05:33,326 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:05:33,326 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:05:33,328 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:05:33,328 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:05:33,329 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:05:33,330 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:05:33,331 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:05:33,331 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:05:33,332 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 22:05:33,332 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 22:05:33,333 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 22:05:33,333 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 22:05:33,334 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 22:05:33,334 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:05:33,335 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:05:33,335 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:05:33,336 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:05:33,336 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:05:33,337 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:05:33,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:05:33,337 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:05:33,338 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:05:33,339 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:05:33,339 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 22:05:33,340 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 22:05:33,340 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:05:33,340 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:05:33,341 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:05:33,341 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:05:33,341 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:05:33,342 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 22:05:33,342 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_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfdd6019a4e89cd3303529c7187ccc3acaa175f375438ad557d7a177734e9618 [2023-11-21 22:05:33,810 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:05:33,840 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:05:33,843 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:05:33,845 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:05:33,846 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:05:33,849 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/goblint-coreutils/instrumented_cut_comb.i [2023-11-21 22:05:37,042 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:05:39,471 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:05:39,472 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/sv-benchmarks/c/goblint-coreutils/instrumented_cut_comb.i [2023-11-21 22:05:39,748 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/data/dad459be6/9bf2d46da0a1474d9f0f23a704e47767/FLAG7225342e0 [2023-11-21 22:05:39,767 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f738ba21-a86d-4c71-94c1-be66131dd5a8/bin/uautomizer-verify-bycVGegfSx/data/dad459be6/9bf2d46da0a1474d9f0f23a704e47767 [2023-11-21 22:05:39,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:05:39,772 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:05:39,774 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:05:39,774 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:05:39,781 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:05:39,782 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:39" (1/1) ... [2023-11-21 22:05:39,783 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50d645ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:05:39, skipping insertion in model container [2023-11-21 22:05:39,783 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:05:39" (1/1) ... [2023-11-21 22:05:40,681 INFO L177 MainTranslator]: Built tables and reachable declarations