./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_df_comb.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_df_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl --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 32c6dd370800ca1893cdc6d4e98da37987d424e4d1b7661d71e1ba91eb2ff544 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:14:03,557 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:14:03,626 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-12 02:14:03,632 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:14:03,633 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:14:03,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:14:03,658 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:14:03,659 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:14:03,660 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:14:03,660 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:14:03,661 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:14:03,662 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:14:03,662 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:14:03,663 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:14:03,664 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:14:03,664 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:14:03,665 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:14:03,665 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:14:03,666 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:14:03,667 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:14:03,667 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 02:14:03,668 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:14:03,669 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:14:03,669 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:14:03,670 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:14:03,670 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:14:03,671 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:14:03,671 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:14:03,672 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:14:03,672 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:14:03,672 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:14:03,673 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:14:03,673 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:14:03,674 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:14:03,674 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:14:03,675 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:14:03,675 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:14:03,675 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:14:03,676 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_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32c6dd370800ca1893cdc6d4e98da37987d424e4d1b7661d71e1ba91eb2ff544 [2023-11-12 02:14:04,000 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:14:04,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:14:04,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:14:04,035 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:14:04,036 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:14:04,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_df_comb.i [2023-11-12 02:14:07,285 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:14:09,527 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:14:09,528 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/sv-benchmarks/c/goblint-coreutils/instrumented_interval_df_comb.i [2023-11-12 02:14:09,741 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/data/c7bb88a75/c738b99a64664a6791b15549c74043d1/FLAGe82f51c3b [2023-11-12 02:14:09,760 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/data/c7bb88a75/c738b99a64664a6791b15549c74043d1 [2023-11-12 02:14:09,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:14:09,769 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:14:09,773 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:14:09,773 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:14:09,779 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:14:09,782 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:14:09" (1/1) ... [2023-11-12 02:14:09,784 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e78dbcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:14:09, skipping insertion in model container [2023-11-12 02:14:09,784 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:14:09" (1/1) ... [2023-11-12 02:14:10,505 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:14:45,851 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2023-11-12 02:14:45,857 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2023-11-12 02:14:45,859 WARN L635 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2023-11-12 02:14:45,874 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2023-11-12 02:14:45,876 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2023-11-12 02:14:45,877 WARN L635 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2023-11-12 02:14:45,878 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2023-11-12 02:14:45,880 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2023-11-12 02:14:45,886 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2023-11-12 02:14:45,946 WARN L635 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2023-11-12 02:14:46,069 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strspn [2023-11-12 02:14:47,014 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strcspn [2023-11-12 02:14:47,383 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. [2023-11-12 02:14:47,385 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@232fae89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:14:47, skipping insertion in model container [2023-11-12 02:14:47,385 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:14:47,386 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-12 02:14:47,388 INFO L158 Benchmark]: Toolchain (without parser) took 37617.92ms. Allocated memory was 184.5MB in the beginning and 383.8MB in the end (delta: 199.2MB). Free memory was 104.7MB in the beginning and 126.5MB in the end (delta: -21.8MB). Peak memory consumption was 210.5MB. Max. memory is 16.1GB. [2023-11-12 02:14:47,389 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 113.2MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:14:47,391 INFO L158 Benchmark]: CACSL2BoogieTranslator took 37612.92ms. Allocated memory was 184.5MB in the beginning and 383.8MB in the end (delta: 199.2MB). Free memory was 104.7MB in the beginning and 126.5MB in the end (delta: -21.8MB). Peak memory consumption was 210.5MB. Max. memory is 16.1GB. [2023-11-12 02:14:47,393 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 113.2MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 37612.92ms. Allocated memory was 184.5MB in the beginning and 383.8MB in the end (delta: 199.2MB). Free memory was 104.7MB in the beginning and 126.5MB in the end (delta: -21.8MB). Peak memory consumption was 210.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 36786]: 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_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_df_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl --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 32c6dd370800ca1893cdc6d4e98da37987d424e4d1b7661d71e1ba91eb2ff544 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:14:50,186 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:14:50,327 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2023-11-12 02:14:50,338 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:14:50,339 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:14:50,340 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-11-12 02:14:50,398 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:14:50,399 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:14:50,401 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:14:50,407 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:14:50,408 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:14:50,409 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:14:50,410 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:14:50,412 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:14:50,413 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:14:50,414 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:14:50,414 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:14:50,415 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:14:50,415 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:14:50,417 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:14:50,417 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:14:50,418 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:14:50,419 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 02:14:50,419 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:14:50,420 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:14:50,420 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:14:50,421 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:14:50,422 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:14:50,422 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:14:50,423 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:14:50,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:14:50,425 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:14:50,425 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:14:50,426 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:14:50,426 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:14:50,427 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:14:50,427 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:14:50,427 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:14:50,428 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:14:50,428 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:14:50,429 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:14:50,429 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:14:50,430 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_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32c6dd370800ca1893cdc6d4e98da37987d424e4d1b7661d71e1ba91eb2ff544 [2023-11-12 02:14:50,967 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:14:50,999 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:14:51,002 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:14:51,004 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:14:51,004 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:14:51,006 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_df_comb.i [2023-11-12 02:14:54,289 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:14:56,771 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:14:56,773 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/sv-benchmarks/c/goblint-coreutils/instrumented_interval_df_comb.i [2023-11-12 02:14:57,042 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/data/5de13f879/94851595f3b5446db2decc6d96ac5904/FLAG3b20aa8c2 [2023-11-12 02:14:57,063 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a63f8cbb-468a-4f2a-946c-1905cb4c361b/bin/uautomizer-verify-uTZkv6EMXl/data/5de13f879/94851595f3b5446db2decc6d96ac5904 [2023-11-12 02:14:57,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:14:57,070 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:14:57,073 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:14:57,074 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:14:57,079 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:14:57,080 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:14:57" (1/1) ... [2023-11-12 02:14:57,081 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cfd6a5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:14:57, skipping insertion in model container [2023-11-12 02:14:57,082 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:14:57" (1/1) ... [2023-11-12 02:14:57,766 INFO L177 MainTranslator]: Built tables and reachable declarations