./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_ptx_comb.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_ptx_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme --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 9822dd571d3ca7e2f9b8a49259695572f8c5b39cd5ce5a023e572d575a5809fa --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:49:35,927 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:49:36,048 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-64bit-Automizer_Default.epf [2023-11-26 11:49:36,056 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:49:36,057 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:49:36,107 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:49:36,108 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:49:36,109 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:49:36,111 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:49:36,117 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:49:36,117 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:49:36,118 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:49:36,119 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:49:36,121 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:49:36,122 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:49:36,123 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:49:36,123 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:49:36,124 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 11:49:36,125 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:49:36,125 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:49:36,126 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:49:36,127 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:49:36,127 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-26 11:49:36,128 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 11:49:36,128 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:49:36,129 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:49:36,130 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:49:36,131 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:49:36,131 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:49:36,132 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:49:36,133 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:49:36,134 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:49:36,134 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:49:36,135 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:49:36,135 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 11:49:36,135 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 11:49:36,136 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:49:36,136 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:49:36,137 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:49:36,137 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:49:36,137 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:49:36,138 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_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9822dd571d3ca7e2f9b8a49259695572f8c5b39cd5ce5a023e572d575a5809fa [2023-11-26 11:49:36,483 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:49:36,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:49:36,521 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:49:36,523 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:49:36,523 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:49:36,524 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_ptx_comb.i [2023-11-26 11:49:39,799 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:49:42,433 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:49:42,433 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/sv-benchmarks/c/goblint-coreutils/instrumented_interval_ptx_comb.i [2023-11-26 11:49:42,777 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/data/4f1a733c6/8b796219fb414f019cdfc6ef5dbec6a2/FLAGfcb682653 [2023-11-26 11:49:42,798 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/data/4f1a733c6/8b796219fb414f019cdfc6ef5dbec6a2 [2023-11-26 11:49:42,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:49:42,807 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:49:42,811 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:49:42,811 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:49:42,817 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:49:42,818 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:49:42" (1/1) ... [2023-11-26 11:49:42,820 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9879908 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:49:42, skipping insertion in model container [2023-11-26 11:49:42,820 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:49:42" (1/1) ... [2023-11-26 11:49:43,623 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 11:50:19,615 WARN L638 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2023-11-26 11:50:19,617 WARN L638 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2023-11-26 11:50:19,618 WARN L638 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2023-11-26 11:50:19,619 WARN L638 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2023-11-26 11:50:19,621 WARN L638 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2023-11-26 11:50:19,622 WARN L638 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2023-11-26 11:50:19,623 WARN L638 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2023-11-26 11:50:19,625 WARN L638 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2023-11-26 11:50:19,626 WARN L638 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2023-11-26 11:50:19,674 WARN L638 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2023-11-26 11:50:19,859 WARN L638 FunctionHandler]: implicit declaration of function __builtin_strspn [2023-11-26 11:50:20,590 WARN L638 FunctionHandler]: implicit declaration of function __builtin_strcspn [2023-11-26 11:50:21,052 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. [2023-11-26 11:50:21,053 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@47622a7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:21, skipping insertion in model container [2023-11-26 11:50:21,053 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 11:50:21,054 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-26 11:50:21,056 INFO L158 Benchmark]: Toolchain (without parser) took 38248.16ms. Allocated memory was 182.5MB in the beginning and 335.5MB in the end (delta: 153.1MB). Free memory was 93.1MB in the beginning and 150.4MB in the end (delta: -57.3MB). Peak memory consumption was 231.4MB. Max. memory is 16.1GB. [2023-11-26 11:50:21,057 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 130.0MB. Free memory was 76.6MB in the beginning and 76.4MB in the end (delta: 178.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 11:50:21,058 INFO L158 Benchmark]: CACSL2BoogieTranslator took 38243.14ms. Allocated memory was 182.5MB in the beginning and 335.5MB in the end (delta: 153.1MB). Free memory was 93.1MB in the beginning and 150.4MB in the end (delta: -57.3MB). Peak memory consumption was 231.4MB. Max. memory is 16.1GB. [2023-11-26 11:50:21,060 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 130.0MB. Free memory was 76.6MB in the beginning and 76.4MB in the end (delta: 178.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 38243.14ms. Allocated memory was 182.5MB in the beginning and 335.5MB in the end (delta: 153.1MB). Free memory was 93.1MB in the beginning and 150.4MB in the end (delta: -57.3MB). Peak memory consumption was 231.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 36319]: 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_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_ptx_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme --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 9822dd571d3ca7e2f9b8a49259695572f8c5b39cd5ce5a023e572d575a5809fa --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 11:50:23,732 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 11:50:23,856 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Overflow-64bit-Automizer_Bitvector.epf [2023-11-26 11:50:23,869 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 11:50:23,872 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 11:50:23,872 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.Checked method. Library mode if empty. [2023-11-26 11:50:23,918 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 11:50:23,918 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 11:50:23,919 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 11:50:23,924 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 11:50:23,925 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 11:50:23,925 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 11:50:23,926 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 11:50:23,927 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 11:50:23,928 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 11:50:23,928 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 11:50:23,929 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 11:50:23,929 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 11:50:23,930 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 11:50:23,930 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 11:50:23,931 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 11:50:23,931 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 11:50:23,932 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 11:50:23,932 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 11:50:23,932 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-26 11:50:23,933 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 11:50:23,933 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 11:50:23,934 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 11:50:23,934 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 11:50:23,935 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 11:50:23,935 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 11:50:23,935 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 11:50:23,936 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 11:50:23,936 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 11:50:23,936 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 11:50:23,937 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 11:50:23,938 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 11:50:23,938 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 11:50:23,938 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 11:50:23,938 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 11:50:23,939 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 11:50:23,939 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 11:50:23,939 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 11:50:23,939 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 11:50:23,940 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 11:50:23,940 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_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9822dd571d3ca7e2f9b8a49259695572f8c5b39cd5ce5a023e572d575a5809fa [2023-11-26 11:50:24,330 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 11:50:24,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 11:50:24,353 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 11:50:24,354 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 11:50:24,355 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 11:50:24,356 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_ptx_comb.i [2023-11-26 11:50:27,519 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 11:50:29,827 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 11:50:29,828 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/sv-benchmarks/c/goblint-coreutils/instrumented_interval_ptx_comb.i [2023-11-26 11:50:30,151 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/data/cf00da8d1/9ad1bd66a46944cc8916373d900cc5d2/FLAG585876821 [2023-11-26 11:50:30,174 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2934f720-8400-4a51-bd5d-2fdc9b8a62ca/bin/uautomizer-verify-VRDe98Ueme/data/cf00da8d1/9ad1bd66a46944cc8916373d900cc5d2 [2023-11-26 11:50:30,180 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 11:50:30,183 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 11:50:30,233 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 11:50:30,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 11:50:30,239 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 11:50:30,240 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:50:30" (1/1) ... [2023-11-26 11:50:30,241 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9750c05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 11:50:30, skipping insertion in model container [2023-11-26 11:50:30,245 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 11:50:30" (1/1) ... [2023-11-26 11:50:31,159 INFO L177 MainTranslator]: Built tables and reachable declarations