./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 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_cut_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ --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-30e01a7 [2023-11-23 22:30:40,528 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 22:30:40,644 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-23 22:30:40,661 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 22:30:40,662 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 22:30:40,706 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 22:30:40,711 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 22:30:40,712 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 22:30:40,713 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 22:30:40,718 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 22:30:40,718 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 22:30:40,719 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 22:30:40,719 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 22:30:40,721 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 22:30:40,722 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 22:30:40,722 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 22:30:40,723 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 22:30:40,723 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 22:30:40,724 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 22:30:40,724 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 22:30:40,725 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 22:30:40,727 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 22:30:40,727 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 22:30:40,728 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 22:30:40,728 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 22:30:40,729 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 22:30:40,730 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 22:30:40,730 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 22:30:40,731 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 22:30:40,731 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 22:30:40,733 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:30:40,733 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 22:30:40,733 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 22:30:40,734 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 22:30:40,734 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 22:30:40,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 22:30:40,734 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 22:30:40,735 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 22:30:40,735 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 22:30:40,735 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 22:30:40,735 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 22:30:40,736 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_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfdd6019a4e89cd3303529c7187ccc3acaa175f375438ad557d7a177734e9618 [2023-11-23 22:30:41,070 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 22:30:41,093 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 22:30:41,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 22:30:41,098 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 22:30:41,098 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 22:30:41,100 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/goblint-coreutils/instrumented_cut_comb.i [2023-11-23 22:30:44,570 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 22:30:46,307 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 22:30:46,307 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/sv-benchmarks/c/goblint-coreutils/instrumented_cut_comb.i [2023-11-23 22:30:46,657 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/data/b8aca70f7/091f1faa477343ee8a1a667d4899815a/FLAG1c7af1a0d [2023-11-23 22:30:46,676 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/data/b8aca70f7/091f1faa477343ee8a1a667d4899815a [2023-11-23 22:30:46,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 22:30:46,685 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 22:30:46,689 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 22:30:46,689 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 22:30:46,694 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 22:30:46,695 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:30:46" (1/1) ... [2023-11-23 22:30:46,696 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1529c2cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:30:46, skipping insertion in model container [2023-11-23 22:30:46,697 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:30:46" (1/1) ... [2023-11-23 22:30:47,295 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 22:31:16,317 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2023-11-23 22:31:16,323 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2023-11-23 22:31:16,326 WARN L635 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2023-11-23 22:31:16,327 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2023-11-23 22:31:16,329 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2023-11-23 22:31:16,332 WARN L635 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2023-11-23 22:31:16,333 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2023-11-23 22:31:16,337 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2023-11-23 22:31:16,340 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2023-11-23 22:31:16,427 WARN L635 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2023-11-23 22:31:16,593 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strspn [2023-11-23 22:31:17,403 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strcspn [2023-11-23 22:31:17,862 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. [2023-11-23 22:31:17,864 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@161ba72a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:31:17, skipping insertion in model container [2023-11-23 22:31:17,864 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 22:31:17,865 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-23 22:31:17,868 INFO L158 Benchmark]: Toolchain (without parser) took 31180.88ms. Allocated memory was 155.2MB in the beginning and 333.4MB in the end (delta: 178.3MB). Free memory was 89.7MB in the beginning and 176.5MB in the end (delta: -86.8MB). Peak memory consumption was 213.0MB. Max. memory is 16.1GB. [2023-11-23 22:31:17,868 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 115.3MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 22:31:17,870 INFO L158 Benchmark]: CACSL2BoogieTranslator took 31176.31ms. Allocated memory was 155.2MB in the beginning and 333.4MB in the end (delta: 178.3MB). Free memory was 89.2MB in the beginning and 176.5MB in the end (delta: -87.3MB). Peak memory consumption was 213.0MB. Max. memory is 16.1GB. [2023-11-23 22:31:17,872 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 115.3MB. Free memory is still 81.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 31176.31ms. Allocated memory was 155.2MB in the beginning and 333.4MB in the end (delta: 178.3MB). Free memory was 89.2MB in the beginning and 176.5MB in the end (delta: -87.3MB). Peak memory consumption was 213.0MB. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_cut_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ --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-30e01a7 [2023-11-23 22:31:20,388 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 22:31:20,541 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2023-11-23 22:31:20,550 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 22:31:20,551 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 22:31:20,552 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-11-23 22:31:20,597 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 22:31:20,598 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 22:31:20,599 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 22:31:20,604 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 22:31:20,604 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 22:31:20,605 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 22:31:20,605 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 22:31:20,608 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 22:31:20,608 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 22:31:20,608 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 22:31:20,609 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 22:31:20,610 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 22:31:20,610 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 22:31:20,611 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 22:31:20,612 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 22:31:20,612 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 22:31:20,613 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 22:31:20,613 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 22:31:20,614 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 22:31:20,614 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 22:31:20,615 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 22:31:20,615 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 22:31:20,616 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 22:31:20,616 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 22:31:20,618 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 22:31:20,618 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 22:31:20,618 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 22:31:20,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 22:31:20,619 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 22:31:20,619 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 22:31:20,620 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 22:31:20,620 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-23 22:31:20,621 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 22:31:20,621 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 22:31:20,621 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 22:31:20,622 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 22:31:20,622 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 22:31:20,622 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 22:31:20,623 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-23 22:31:20,623 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_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bfdd6019a4e89cd3303529c7187ccc3acaa175f375438ad557d7a177734e9618 [2023-11-23 22:31:21,102 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 22:31:21,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 22:31:21,135 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 22:31:21,137 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 22:31:21,137 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 22:31:21,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/goblint-coreutils/instrumented_cut_comb.i [2023-11-23 22:31:24,370 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 22:31:26,677 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 22:31:26,678 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/sv-benchmarks/c/goblint-coreutils/instrumented_cut_comb.i [2023-11-23 22:31:26,850 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/data/a4dfc1c9e/69147938ef2949aa8aa1b03805330e34/FLAGa836e3614 [2023-11-23 22:31:26,870 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f89ede6-1b15-462d-aa16-4131c9a7397b/bin/uautomizer-verify-zZY32mL2XJ/data/a4dfc1c9e/69147938ef2949aa8aa1b03805330e34 [2023-11-23 22:31:26,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 22:31:26,877 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 22:31:26,881 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 22:31:26,881 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 22:31:26,887 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 22:31:26,888 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:31:26" (1/1) ... [2023-11-23 22:31:26,889 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29cb251e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:31:26, skipping insertion in model container [2023-11-23 22:31:26,889 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:31:26" (1/1) ... [2023-11-23 22:31:27,700 INFO L177 MainTranslator]: Built tables and reachable declarations