./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_du_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_63533443-7afa-4441-824b-104964a2bdfa/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63533443-7afa-4441-824b-104964a2bdfa/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_63533443-7afa-4441-824b-104964a2bdfa/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63533443-7afa-4441-824b-104964a2bdfa/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_du_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63533443-7afa-4441-824b-104964a2bdfa/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_63533443-7afa-4441-824b-104964a2bdfa/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 2c8aac95267dec68e99458351999ea740fa786a82a6feb1ce5c8effaf4a32372 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:08:11,395 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:08:11,498 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63533443-7afa-4441-824b-104964a2bdfa/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-12 02:08:11,510 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:08:11,511 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:08:11,546 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:08:11,547 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:08:11,548 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:08:11,549 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:08:11,554 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:08:11,556 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:08:11,556 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:08:11,557 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:08:11,558 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:08:11,559 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:08:11,559 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:08:11,560 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:08:11,560 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:08:11,561 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:08:11,561 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:08:11,562 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 02:08:11,562 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:08:11,563 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:08:11,563 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:08:11,564 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:08:11,565 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:08:11,565 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:08:11,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:08:11,567 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:08:11,567 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:08:11,568 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:08:11,569 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:08:11,569 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:08:11,569 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:08:11,570 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:08:11,570 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:08:11,570 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:08:11,571 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:08:11,571 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_63533443-7afa-4441-824b-104964a2bdfa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63533443-7afa-4441-824b-104964a2bdfa/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c8aac95267dec68e99458351999ea740fa786a82a6feb1ce5c8effaf4a32372 [2023-11-12 02:08:11,855 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:08:11,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:08:11,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:08:11,893 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:08:11,894 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:08:11,896 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63533443-7afa-4441-824b-104964a2bdfa/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_du_comb.i [2023-11-12 02:08:15,321 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:08:17,831 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:08:17,832 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63533443-7afa-4441-824b-104964a2bdfa/sv-benchmarks/c/goblint-coreutils/instrumented_interval_du_comb.i [2023-11-12 02:08:18,087 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63533443-7afa-4441-824b-104964a2bdfa/bin/uautomizer-verify-uTZkv6EMXl/data/fefd47218/37fafe7b7b5a4f2eaf509073bb9ff7c7/FLAG35e31b351 [2023-11-12 02:08:18,109 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63533443-7afa-4441-824b-104964a2bdfa/bin/uautomizer-verify-uTZkv6EMXl/data/fefd47218/37fafe7b7b5a4f2eaf509073bb9ff7c7 [2023-11-12 02:08:18,118 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:08:18,122 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:08:18,129 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:08:18,129 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:08:18,136 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:08:18,137 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:08:18" (1/1) ... [2023-11-12 02:08:18,138 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de53e80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:08:18, skipping insertion in model container [2023-11-12 02:08:18,138 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:08:18" (1/1) ... [2023-11-12 02:08:19,049 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:08:57,244 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2023-11-12 02:08:57,253 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2023-11-12 02:08:57,255 WARN L635 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2023-11-12 02:08:57,256 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2023-11-12 02:08:57,259 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2023-11-12 02:08:57,272 WARN L635 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2023-11-12 02:08:57,273 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2023-11-12 02:08:57,275 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2023-11-12 02:08:57,276 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2023-11-12 02:08:57,327 WARN L635 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2023-11-12 02:08:57,507 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strspn [2023-11-12 02:08:58,284 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strcspn [2023-11-12 02:08:58,934 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 02:08:58,935 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6d31923f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:08:58, skipping insertion in model container [2023-11-12 02:08:58,935 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:08:58,936 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-12 02:08:58,938 INFO L158 Benchmark]: Toolchain (without parser) took 40814.99ms. Allocated memory was 195.0MB in the beginning and 379.6MB in the end (delta: 184.5MB). Free memory was 94.3MB in the beginning and 203.4MB in the end (delta: -109.1MB). Peak memory consumption was 271.4MB. Max. memory is 16.1GB. [2023-11-12 02:08:58,939 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 94.4MB. Free memory was 66.4MB in the beginning and 66.4MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:08:58,940 INFO L158 Benchmark]: CACSL2BoogieTranslator took 40806.95ms. Allocated memory was 195.0MB in the beginning and 379.6MB in the end (delta: 184.5MB). Free memory was 94.3MB in the beginning and 203.4MB in the end (delta: -109.1MB). Peak memory consumption was 271.4MB. Max. memory is 16.1GB. [2023-11-12 02:08:58,943 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 94.4MB. Free memory was 66.4MB in the beginning and 66.4MB in the end (delta: 25.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 40806.95ms. Allocated memory was 195.0MB in the beginning and 379.6MB in the end (delta: 184.5MB). Free memory was 94.3MB in the beginning and 203.4MB in the end (delta: -109.1MB). Peak memory consumption was 271.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 39989]: 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_63533443-7afa-4441-824b-104964a2bdfa/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63533443-7afa-4441-824b-104964a2bdfa/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_63533443-7afa-4441-824b-104964a2bdfa/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63533443-7afa-4441-824b-104964a2bdfa/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_du_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63533443-7afa-4441-824b-104964a2bdfa/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_63533443-7afa-4441-824b-104964a2bdfa/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 2c8aac95267dec68e99458351999ea740fa786a82a6feb1ce5c8effaf4a32372 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:09:01,386 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:09:01,523 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63533443-7afa-4441-824b-104964a2bdfa/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2023-11-12 02:09:01,532 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:09:01,533 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:09:01,534 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-11-12 02:09:01,575 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:09:01,576 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:09:01,577 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:09:01,582 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:09:01,583 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:09:01,584 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:09:01,584 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:09:01,586 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:09:01,587 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:09:01,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:09:01,588 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:09:01,589 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:09:01,589 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:09:01,590 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:09:01,591 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:09:01,591 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:09:01,592 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 02:09:01,592 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:09:01,593 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 02:09:01,593 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:09:01,594 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:09:01,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:09:01,595 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:09:01,596 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:09:01,597 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:09:01,598 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:09:01,598 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:09:01,599 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:09:01,599 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:09:01,599 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:09:01,600 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:09:01,600 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:09:01,601 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:09:01,602 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:09:01,602 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:09:01,603 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:09:01,603 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_63533443-7afa-4441-824b-104964a2bdfa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63533443-7afa-4441-824b-104964a2bdfa/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c8aac95267dec68e99458351999ea740fa786a82a6feb1ce5c8effaf4a32372 [2023-11-12 02:09:02,057 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:09:02,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:09:02,083 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:09:02,084 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:09:02,085 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:09:02,087 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63533443-7afa-4441-824b-104964a2bdfa/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_du_comb.i [2023-11-12 02:09:05,272 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:09:07,628 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:09:07,630 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63533443-7afa-4441-824b-104964a2bdfa/sv-benchmarks/c/goblint-coreutils/instrumented_interval_du_comb.i [2023-11-12 02:09:07,871 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63533443-7afa-4441-824b-104964a2bdfa/bin/uautomizer-verify-uTZkv6EMXl/data/211bb6fa3/4751fdda4d6b444ebaee0d525446e185/FLAG39e483ccd [2023-11-12 02:09:07,892 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63533443-7afa-4441-824b-104964a2bdfa/bin/uautomizer-verify-uTZkv6EMXl/data/211bb6fa3/4751fdda4d6b444ebaee0d525446e185 [2023-11-12 02:09:07,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:09:07,901 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:09:07,904 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:09:07,905 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:09:07,911 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:09:07,912 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:09:07" (1/1) ... [2023-11-12 02:09:07,913 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61c30120 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:09:07, skipping insertion in model container [2023-11-12 02:09:07,914 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:09:07" (1/1) ... [2023-11-12 02:09:08,985 INFO L177 MainTranslator]: Built tables and reachable declarations