./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bbb9aa21b2dd0161ca0cf44689c07f1d178791e70214ad1e1a839fa696229025 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:25:51,787 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:25:51,912 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-12 02:25:51,920 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:25:51,921 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:25:51,961 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:25:51,962 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:25:51,962 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:25:51,964 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:25:51,969 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:25:51,970 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:25:51,971 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:25:51,971 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:25:51,973 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:25:51,974 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:25:51,974 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:25:51,975 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:25:51,975 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:25:51,976 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:25:51,977 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:25:51,977 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:25:51,978 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:25:51,979 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:25:51,980 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:25:51,980 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:25:51,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:25:51,981 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:25:51,982 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:25:51,982 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:25:51,983 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:25:51,984 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:25:51,985 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:25:51,985 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:25:51,985 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:25:51,986 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:25:51,986 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:25:51,986 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_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bbb9aa21b2dd0161ca0cf44689c07f1d178791e70214ad1e1a839fa696229025 [2023-11-12 02:25:52,316 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:25:52,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:25:52,345 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:25:52,347 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:25:52,348 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:25:52,349 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i [2023-11-12 02:25:55,582 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:25:57,498 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:25:57,499 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i [2023-11-12 02:25:57,798 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/data/a5b4d33c4/6f6daabe559a430898fda74ceef71db1/FLAGe66237d64 [2023-11-12 02:25:57,816 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/data/a5b4d33c4/6f6daabe559a430898fda74ceef71db1 [2023-11-12 02:25:57,821 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:25:57,822 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:25:57,826 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:25:57,827 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:25:57,832 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:25:57,833 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:25:57" (1/1) ... [2023-11-12 02:25:57,834 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@175e9f7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:25:57, skipping insertion in model container [2023-11-12 02:25:57,834 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:25:57" (1/1) ... [2023-11-12 02:25:58,558 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:26:25,521 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2023-11-12 02:26:25,522 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2023-11-12 02:26:25,523 WARN L635 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2023-11-12 02:26:25,524 WARN L635 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2023-11-12 02:26:25,531 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2023-11-12 02:26:25,533 WARN L635 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2023-11-12 02:26:25,535 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2023-11-12 02:26:25,539 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2023-11-12 02:26:25,542 WARN L635 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2023-11-12 02:26:25,622 WARN L635 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2023-11-12 02:26:25,765 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strspn [2023-11-12 02:26:25,794 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[550332,550345] [2023-11-12 02:26:25,798 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[550530,550543] [2023-11-12 02:26:25,801 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[550817,550830] [2023-11-12 02:26:25,802 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[550943,550956] [2023-11-12 02:26:25,804 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[551606,551619] [2023-11-12 02:26:25,805 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[551707,551720] [2023-11-12 02:26:25,806 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[551872,551885] [2023-11-12 02:26:25,806 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[552110,552123] [2023-11-12 02:26:25,807 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[552387,552400] [2023-11-12 02:26:25,813 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[554335,554348] [2023-11-12 02:26:25,814 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[554602,554615] [2023-11-12 02:26:25,815 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[555038,555051] [2023-11-12 02:26:25,816 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[555150,555163] [2023-11-12 02:26:25,817 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[555320,555333] [2023-11-12 02:26:25,817 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[555415,555428] [2023-11-12 02:26:25,818 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[555623,555636] [2023-11-12 02:26:26,495 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[763985,763998] [2023-11-12 02:26:26,496 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[764510,764523] [2023-11-12 02:26:26,497 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[764859,764872] [2023-11-12 02:26:26,498 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[765072,765085] [2023-11-12 02:26:26,540 WARN L635 FunctionHandler]: implicit declaration of function __builtin_strcspn [2023-11-12 02:26:26,595 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[839548,839561] [2023-11-12 02:26:26,596 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[839630,839643] [2023-11-12 02:26:26,597 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[840628,840641] [2023-11-12 02:26:26,598 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[840765,840778] [2023-11-12 02:26:26,599 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[840893,840906] [2023-11-12 02:26:26,599 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[841027,841040] [2023-11-12 02:26:26,601 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[841958,841971] [2023-11-12 02:26:26,973 ERROR L324 MainTranslator]: Unsupported Syntax: The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. [2023-11-12 02:26:26,974 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@18a5761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:26:26, skipping insertion in model container [2023-11-12 02:26:26,975 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:26:26,975 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-12 02:26:26,978 INFO L158 Benchmark]: Toolchain (without parser) took 29153.62ms. Allocated memory was 157.3MB in the beginning and 274.7MB in the end (delta: 117.4MB). Free memory was 92.4MB in the beginning and 124.0MB in the end (delta: -31.6MB). Peak memory consumption was 209.7MB. Max. memory is 16.1GB. [2023-11-12 02:26:26,978 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 115.3MB. Free memory is still 65.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:26:26,980 INFO L158 Benchmark]: CACSL2BoogieTranslator took 29149.17ms. Allocated memory was 157.3MB in the beginning and 274.7MB in the end (delta: 117.4MB). Free memory was 92.4MB in the beginning and 124.0MB in the end (delta: -31.6MB). Peak memory consumption was 209.7MB. Max. memory is 16.1GB. [2023-11-12 02:26:26,983 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 115.3MB. Free memory is still 65.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 29149.17ms. Allocated memory was 157.3MB in the beginning and 274.7MB in the end (delta: 117.4MB). Free memory was 92.4MB in the beginning and 124.0MB in the end (delta: -31.6MB). Peak memory consumption was 209.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 35847]: 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash bbb9aa21b2dd0161ca0cf44689c07f1d178791e70214ad1e1a839fa696229025 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:26:29,353 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:26:29,477 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-12 02:26:29,485 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:26:29,488 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:26:29,534 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:26:29,535 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:26:29,536 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:26:29,537 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:26:29,542 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:26:29,543 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:26:29,543 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:26:29,544 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:26:29,546 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:26:29,546 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:26:29,547 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:26:29,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:26:29,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:26:29,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:26:29,549 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:26:29,550 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:26:29,550 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:26:29,551 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:26:29,551 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:26:29,552 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:26:29,552 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:26:29,552 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:26:29,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:26:29,553 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:26:29,554 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:26:29,555 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:26:29,555 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:26:29,556 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:26:29,556 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:26:29,556 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:26:29,557 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:26:29,557 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:26:29,557 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:26:29,557 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:26:29,558 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_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bbb9aa21b2dd0161ca0cf44689c07f1d178791e70214ad1e1a839fa696229025 [2023-11-12 02:26:30,002 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:26:30,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:26:30,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:26:30,032 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:26:30,033 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:26:30,035 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i [2023-11-12 02:26:33,192 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:26:35,375 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:26:35,376 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i [2023-11-12 02:26:35,548 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/data/ef9ec231f/235fbaf86d4948c6be8146de6dc41e5f/FLAGcacc18271 [2023-11-12 02:26:35,568 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_08cb9756-3bfc-4f73-8522-06607b8da4dc/bin/uautomizer-verify-uTZkv6EMXl/data/ef9ec231f/235fbaf86d4948c6be8146de6dc41e5f [2023-11-12 02:26:35,574 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:26:35,576 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:26:35,579 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:26:35,579 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:26:35,585 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:26:35,585 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:26:35" (1/1) ... [2023-11-12 02:26:35,587 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48dd1d74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:26:35, skipping insertion in model container [2023-11-12 02:26:35,587 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:26:35" (1/1) ... [2023-11-12 02:26:36,192 INFO L177 MainTranslator]: Built tables and reachable declarations