./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_cp_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_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_cp_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh --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 7d0dccb546eb4b6073440e35f84e65f26e1b336b28d43ba14294b887452d7de1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 18:47:09,514 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 18:47:09,580 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Overflow-64bit-Taipan_Default.epf [2023-12-02 18:47:09,584 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 18:47:09,585 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 18:47:09,609 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 18:47:09,610 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 18:47:09,610 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 18:47:09,611 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 18:47:09,611 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 18:47:09,612 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 18:47:09,612 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 18:47:09,613 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 18:47:09,613 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 18:47:09,614 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 18:47:09,614 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 18:47:09,615 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 18:47:09,615 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 18:47:09,616 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 18:47:09,616 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 18:47:09,617 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 18:47:09,618 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 18:47:09,618 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 18:47:09,619 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 18:47:09,619 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 18:47:09,620 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 18:47:09,620 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 18:47:09,621 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 18:47:09,621 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 18:47:09,621 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 18:47:09,622 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 18:47:09,622 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 18:47:09,622 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 18:47:09,623 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 18:47:09,623 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 18:47:09,623 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 18:47:09,623 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:47:09,624 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 18:47:09,624 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 18:47:09,624 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 18:47:09,624 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 18:47:09,625 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 18:47:09,625 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 18:47:09,625 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 18:47:09,625 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 18:47:09,625 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 18:47:09,626 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_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d0dccb546eb4b6073440e35f84e65f26e1b336b28d43ba14294b887452d7de1 [2023-12-02 18:47:09,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 18:47:09,860 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 18:47:09,863 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 18:47:09,864 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 18:47:09,864 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 18:47:09,865 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/goblint-coreutils/instrumented_cp_comb.i [2023-12-02 18:47:12,578 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 18:47:14,203 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 18:47:14,203 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/sv-benchmarks/c/goblint-coreutils/instrumented_cp_comb.i [2023-12-02 18:47:14,318 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/data/55c93b874/b856911551bd4e9c955cb8b010b81b91/FLAG719a4a8b9 [2023-12-02 18:47:14,330 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/data/55c93b874/b856911551bd4e9c955cb8b010b81b91 [2023-12-02 18:47:14,332 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 18:47:14,333 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 18:47:14,334 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 18:47:14,334 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 18:47:14,339 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 18:47:14,340 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:47:14" (1/1) ... [2023-12-02 18:47:14,341 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3829a9e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:47:14, skipping insertion in model container [2023-12-02 18:47:14,341 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:47:14" (1/1) ... [2023-12-02 18:47:14,793 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 18:47:46,216 WARN L638 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2023-12-02 18:47:46,218 WARN L638 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2023-12-02 18:47:46,219 WARN L638 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2023-12-02 18:47:46,220 WARN L638 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2023-12-02 18:47:46,222 WARN L638 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2023-12-02 18:47:46,223 WARN L638 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2023-12-02 18:47:46,223 WARN L638 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2023-12-02 18:47:46,226 WARN L638 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2023-12-02 18:47:46,227 WARN L638 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2023-12-02 18:47:46,273 WARN L638 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2023-12-02 18:47:46,388 WARN L638 FunctionHandler]: implicit declaration of function __builtin_strspn [2023-12-02 18:47:47,015 WARN L638 FunctionHandler]: implicit declaration of function __builtin_strcspn [2023-12-02 18:47:47,388 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. [2023-12-02 18:47:47,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4e3ba677 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:47:47, skipping insertion in model container [2023-12-02 18:47:47,389 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 18:47:47,390 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-12-02 18:47:47,393 INFO L158 Benchmark]: Toolchain (without parser) took 33057.57ms. Allocated memory was 201.3MB in the beginning and 245.4MB in the end (delta: 44.0MB). Free memory was 103.6MB in the beginning and 90.6MB in the end (delta: 12.9MB). Peak memory consumption was 179.4MB. Max. memory is 16.1GB. [2023-12-02 18:47:47,393 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 146.8MB. Free memory is still 117.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 18:47:47,395 INFO L158 Benchmark]: CACSL2BoogieTranslator took 33055.53ms. Allocated memory was 201.3MB in the beginning and 245.4MB in the end (delta: 44.0MB). Free memory was 103.1MB in the beginning and 90.6MB in the end (delta: 12.5MB). Peak memory consumption was 179.4MB. Max. memory is 16.1GB. [2023-12-02 18:47:47,397 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 146.8MB. Free memory is still 117.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 33055.53ms. Allocated memory was 201.3MB in the beginning and 245.4MB in the end (delta: 44.0MB). Free memory was 103.1MB in the beginning and 90.6MB in the end (delta: 12.5MB). Peak memory consumption was 179.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 36608]: 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_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_cp_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh --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 7d0dccb546eb4b6073440e35f84e65f26e1b336b28d43ba14294b887452d7de1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 18:47:49,073 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 18:47:49,151 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2023-12-02 18:47:49,158 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 18:47:49,158 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 18:47:49,185 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 18:47:49,186 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 18:47:49,186 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 18:47:49,187 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 18:47:49,187 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 18:47:49,188 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 18:47:49,188 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 18:47:49,189 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 18:47:49,190 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 18:47:49,190 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 18:47:49,191 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 18:47:49,191 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 18:47:49,192 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 18:47:49,192 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 18:47:49,193 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 18:47:49,193 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 18:47:49,194 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 18:47:49,195 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 18:47:49,195 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 18:47:49,195 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 18:47:49,196 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 18:47:49,196 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 18:47:49,197 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 18:47:49,197 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 18:47:49,198 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 18:47:49,198 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 18:47:49,198 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 18:47:49,199 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 18:47:49,199 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 18:47:49,199 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 18:47:49,199 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 18:47:49,200 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 18:47:49,200 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 18:47:49,200 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 18:47:49,200 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 18:47:49,200 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 18:47:49,201 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 18:47:49,201 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 18:47:49,201 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_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7d0dccb546eb4b6073440e35f84e65f26e1b336b28d43ba14294b887452d7de1 [2023-12-02 18:47:49,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 18:47:49,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 18:47:49,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 18:47:49,500 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 18:47:49,500 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 18:47:49,502 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/goblint-coreutils/instrumented_cp_comb.i [2023-12-02 18:47:52,290 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 18:47:53,937 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 18:47:53,937 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/sv-benchmarks/c/goblint-coreutils/instrumented_cp_comb.i [2023-12-02 18:47:54,179 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/data/8125027ce/53ffe13314744595a7c6970ed13443fd/FLAG756a1d64e [2023-12-02 18:47:54,201 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ed8a2ca-3d22-4e64-ac0c-34cfdadf791a/bin/utaipan-verify-nQ1chXbOIh/data/8125027ce/53ffe13314744595a7c6970ed13443fd [2023-12-02 18:47:54,203 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 18:47:54,205 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 18:47:54,207 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 18:47:54,207 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 18:47:54,214 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 18:47:54,214 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:47:54" (1/1) ... [2023-12-02 18:47:54,215 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c10b5a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 06:47:54, skipping insertion in model container [2023-12-02 18:47:54,215 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 06:47:54" (1/1) ... [2023-12-02 18:47:54,804 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 18:48:27,603 WARN L638 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2023-12-02 18:48:27,604 WARN L638 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2023-12-02 18:48:27,605 WARN L638 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2023-12-02 18:48:27,606 WARN L638 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2023-12-02 18:48:27,608 WARN L638 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2023-12-02 18:48:27,609 WARN L638 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2023-12-02 18:48:27,610 WARN L638 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2023-12-02 18:48:27,611 WARN L638 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2023-12-02 18:48:27,612 WARN L638 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2023-12-02 18:48:27,658 WARN L638 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2023-12-02 18:48:27,780 WARN L638 FunctionHandler]: implicit declaration of function __builtin_strspn [2023-12-02 18:48:28,191 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: cannot determine size of incomplete type at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsetsStructAndUnion(TypeSizeAndOffsetComputer.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeSize(TypeSizeAndOffsetComputer.java:184) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructBytesizeExpression(TypeSizeAndOffsetComputer.java:121) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:1023) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:963) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1427) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:222) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1679) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1679) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1679) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1679) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:386) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3421) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 18:48:28,197 INFO L158 Benchmark]: Toolchain (without parser) took 33991.42ms. Allocated memory was 113.2MB in the beginning and 224.4MB in the end (delta: 111.1MB). Free memory was 41.8MB in the beginning and 108.1MB in the end (delta: -66.3MB). Peak memory consumption was 139.4MB. Max. memory is 16.1GB. [2023-12-02 18:48:28,198 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory was 37.5MB in the beginning and 37.4MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 18:48:28,199 INFO L158 Benchmark]: CACSL2BoogieTranslator took 33988.55ms. Allocated memory was 113.2MB in the beginning and 224.4MB in the end (delta: 111.1MB). Free memory was 41.6MB in the beginning and 108.1MB in the end (delta: -66.5MB). Peak memory consumption was 139.4MB. Max. memory is 16.1GB. [2023-12-02 18:48:28,200 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory was 37.5MB in the beginning and 37.4MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 33988.55ms. Allocated memory was 113.2MB in the beginning and 224.4MB in the end (delta: 111.1MB). Free memory was 41.6MB in the beginning and 108.1MB in the end (delta: -66.5MB). Peak memory consumption was 139.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: cannot determine size of incomplete type: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsetsStructAndUnion(TypeSizeAndOffsetComputer.java:233) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type