./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 9bd2c7ff 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_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_ptx_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9822dd571d3ca7e2f9b8a49259695572f8c5b39cd5ce5a023e572d575a5809fa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:06:37,186 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:06:37,265 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-64bit-Taipan_Default.epf [2023-11-19 05:06:37,270 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:06:37,271 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:06:37,296 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:06:37,296 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:06:37,297 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:06:37,298 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:06:37,298 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:06:37,299 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:06:37,299 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:06:37,300 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:06:37,301 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 05:06:37,301 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:06:37,302 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:06:37,302 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 05:06:37,303 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 05:06:37,303 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:06:37,304 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 05:06:37,304 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 05:06:37,305 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 05:06:37,306 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:06:37,307 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:06:37,307 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 05:06:37,308 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:06:37,308 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:06:37,309 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:06:37,309 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:06:37,310 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 05:06:37,310 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 05:06:37,311 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:06:37,311 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:06:37,312 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:06:37,312 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:06:37,313 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:06:37,313 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:06:37,313 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:06:37,314 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:06:37,314 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 05:06:37,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 05:06:37,315 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:06:37,316 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:06:37,316 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:06:37,316 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9822dd571d3ca7e2f9b8a49259695572f8c5b39cd5ce5a023e572d575a5809fa [2023-11-19 05:06:37,596 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:06:37,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:06:37,630 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:06:37,632 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:06:37,632 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:06:37,633 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_ptx_comb.i [2023-11-19 05:06:40,785 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:06:43,077 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:06:43,078 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/sv-benchmarks/c/goblint-coreutils/instrumented_interval_ptx_comb.i [2023-11-19 05:06:43,415 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/data/36d36d029/b8090c98d289471faffacafcffbd29ed/FLAG127844cdf [2023-11-19 05:06:43,439 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/data/36d36d029/b8090c98d289471faffacafcffbd29ed [2023-11-19 05:06:43,445 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:06:43,448 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:06:43,453 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:06:43,453 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:06:43,460 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:06:43,461 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:06:43" (1/1) ... [2023-11-19 05:06:43,462 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d03a4d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:06:43, skipping insertion in model container [2023-11-19 05:06:43,462 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:06:43" (1/1) ... [2023-11-19 05:06:44,288 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 05:07:21,826 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2023-11-19 05:07:21,828 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2023-11-19 05:07:21,829 WARN L635 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2023-11-19 05:07:21,831 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2023-11-19 05:07:21,842 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2023-11-19 05:07:21,844 WARN L635 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2023-11-19 05:07:21,845 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2023-11-19 05:07:21,849 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2023-11-19 05:07:21,851 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2023-11-19 05:07:21,924 WARN L635 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2023-11-19 05:07:22,103 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strspn [2023-11-19 05:07:22,882 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strcspn [2023-11-19 05:07:23,415 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. [2023-11-19 05:07:23,417 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@8a58201 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:23, skipping insertion in model container [2023-11-19 05:07:23,417 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:23,418 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-19 05:07:23,421 INFO L158 Benchmark]: Toolchain (without parser) took 39970.72ms. Allocated memory was 260.0MB in the beginning and 339.7MB in the end (delta: 79.7MB). Free memory was 166.0MB in the beginning and 183.8MB in the end (delta: -17.8MB). Peak memory consumption was 238.0MB. Max. memory is 16.1GB. [2023-11-19 05:07:23,422 INFO L158 Benchmark]: CDTParser took 1.19ms. Allocated memory is still 165.7MB. Free memory is still 135.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 05:07:23,423 INFO L158 Benchmark]: CACSL2BoogieTranslator took 39964.53ms. Allocated memory was 260.0MB in the beginning and 339.7MB in the end (delta: 79.7MB). Free memory was 166.0MB in the beginning and 183.8MB in the end (delta: -17.8MB). Peak memory consumption was 238.0MB. Max. memory is 16.1GB. [2023-11-19 05:07:23,425 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.19ms. Allocated memory is still 165.7MB. Free memory is still 135.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 39964.53ms. Allocated memory was 260.0MB in the beginning and 339.7MB in the end (delta: 79.7MB). Free memory was 166.0MB in the beginning and 183.8MB in the end (delta: -17.8MB). Peak memory consumption was 238.0MB. 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_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_ptx_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9822dd571d3ca7e2f9b8a49259695572f8c5b39cd5ce5a023e572d575a5809fa --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 05:07:26,029 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 05:07:26,146 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2023-11-19 05:07:26,153 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 05:07:26,154 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 05:07:26,181 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 05:07:26,181 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 05:07:26,182 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 05:07:26,183 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 05:07:26,184 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 05:07:26,184 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 05:07:26,185 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 05:07:26,186 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 05:07:26,186 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 05:07:26,187 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 05:07:26,187 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 05:07:26,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 05:07:26,189 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 05:07:26,189 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 05:07:26,190 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 05:07:26,190 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 05:07:26,191 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 05:07:26,192 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 05:07:26,192 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 05:07:26,193 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 05:07:26,193 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 05:07:26,194 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 05:07:26,194 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 05:07:26,195 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 05:07:26,195 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 05:07:26,197 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 05:07:26,197 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 05:07:26,197 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 05:07:26,198 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 05:07:26,198 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 05:07:26,199 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 05:07:26,199 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 05:07:26,199 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 05:07:26,200 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 05:07:26,201 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 05:07:26,201 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 05:07:26,202 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9822dd571d3ca7e2f9b8a49259695572f8c5b39cd5ce5a023e572d575a5809fa [2023-11-19 05:07:26,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 05:07:26,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 05:07:26,636 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 05:07:26,637 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 05:07:26,638 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 05:07:26,639 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/goblint-coreutils/instrumented_interval_ptx_comb.i [2023-11-19 05:07:29,928 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 05:07:31,983 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 05:07:31,983 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/sv-benchmarks/c/goblint-coreutils/instrumented_interval_ptx_comb.i [2023-11-19 05:07:32,279 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/data/00de7ce07/5d364dc1c9784a2596c4db0da8bc84a1/FLAG3d49b634f [2023-11-19 05:07:32,324 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7f03d319-d71a-4d8e-b7e4-5250be35cc7e/bin/utaipan-verify-t7M7D8N6sZ/data/00de7ce07/5d364dc1c9784a2596c4db0da8bc84a1 [2023-11-19 05:07:32,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 05:07:32,333 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 05:07:32,335 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 05:07:32,335 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 05:07:32,349 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 05:07:32,350 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:32" (1/1) ... [2023-11-19 05:07:32,351 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42290760 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 05:07:32, skipping insertion in model container [2023-11-19 05:07:32,352 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 05:07:32" (1/1) ... [2023-11-19 05:07:32,981 INFO L177 MainTranslator]: Built tables and reachable declarations