./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 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_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme --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 0.2.4-dev-0e0057c [2023-11-26 12:00:41,875 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 12:00:41,991 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-26 12:00:42,001 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 12:00:42,002 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 12:00:42,035 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 12:00:42,036 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 12:00:42,036 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 12:00:42,037 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 12:00:42,038 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 12:00:42,038 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 12:00:42,039 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 12:00:42,040 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 12:00:42,040 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 12:00:42,041 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 12:00:42,041 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 12:00:42,042 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 12:00:42,042 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 12:00:42,043 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 12:00:42,043 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 12:00:42,044 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 12:00:42,052 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 12:00:42,052 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 12:00:42,052 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 12:00:42,053 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 12:00:42,054 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 12:00:42,054 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 12:00:42,055 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 12:00:42,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:00:42,056 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 12:00:42,057 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 12:00:42,058 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 12:00:42,058 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 12:00:42,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 12:00:42,059 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 12:00:42,059 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 12:00:42,059 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 12:00:42,059 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 12:00:42,060 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 12:00:42,060 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_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bbb9aa21b2dd0161ca0cf44689c07f1d178791e70214ad1e1a839fa696229025 [2023-11-26 12:00:42,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 12:00:42,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 12:00:42,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 12:00:42,331 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 12:00:42,331 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 12:00:42,333 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i [2023-11-26 12:00:45,508 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 12:00:47,362 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 12:00:47,363 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i [2023-11-26 12:00:47,535 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/data/ae29aac87/6bcfbf38cdad462b9a34e248572d3942/FLAGa12012171 [2023-11-26 12:00:47,556 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/data/ae29aac87/6bcfbf38cdad462b9a34e248572d3942 [2023-11-26 12:00:47,565 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 12:00:47,567 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 12:00:47,571 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 12:00:47,571 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 12:00:47,576 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 12:00:47,577 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:47" (1/1) ... [2023-11-26 12:00:47,578 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@647022f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:00:47, skipping insertion in model container [2023-11-26 12:00:47,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:00:47" (1/1) ... [2023-11-26 12:00:48,269 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 12:01:14,159 WARN L638 FunctionHandler]: implicit declaration of function __builtin___memcpy_chk [2023-11-26 12:01:14,160 WARN L638 FunctionHandler]: implicit declaration of function __builtin___memmove_chk [2023-11-26 12:01:14,161 WARN L638 FunctionHandler]: implicit declaration of function __builtin___mempcpy_chk [2023-11-26 12:01:14,162 WARN L638 FunctionHandler]: implicit declaration of function __builtin___memset_chk [2023-11-26 12:01:14,165 WARN L638 FunctionHandler]: implicit declaration of function __builtin___strcpy_chk [2023-11-26 12:01:14,166 WARN L638 FunctionHandler]: implicit declaration of function __builtin___stpcpy_chk [2023-11-26 12:01:14,167 WARN L638 FunctionHandler]: implicit declaration of function __builtin___strncpy_chk [2023-11-26 12:01:14,169 WARN L638 FunctionHandler]: implicit declaration of function __builtin___strcat_chk [2023-11-26 12:01:14,170 WARN L638 FunctionHandler]: implicit declaration of function __builtin___strncat_chk [2023-11-26 12:01:14,218 WARN L638 FunctionHandler]: implicit declaration of function __builtin___vsnprintf_chk [2023-11-26 12:01:14,384 WARN L638 FunctionHandler]: implicit declaration of function __builtin_strspn [2023-11-26 12:01:14,398 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[550332,550345] [2023-11-26 12:01:14,415 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[550530,550543] [2023-11-26 12:01:14,416 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[550817,550830] [2023-11-26 12:01:14,417 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[550943,550956] [2023-11-26 12:01:14,419 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[551606,551619] [2023-11-26 12:01:14,419 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[551707,551720] [2023-11-26 12:01:14,420 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[551872,551885] [2023-11-26 12:01:14,421 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[552110,552123] [2023-11-26 12:01:14,422 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[552387,552400] [2023-11-26 12:01:14,426 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[554335,554348] [2023-11-26 12:01:14,428 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[554602,554615] [2023-11-26 12:01:14,430 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[555038,555051] [2023-11-26 12:01:14,431 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[555150,555163] [2023-11-26 12:01:14,432 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[555320,555333] [2023-11-26 12:01:14,433 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[555415,555428] [2023-11-26 12:01:14,434 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[555623,555636] [2023-11-26 12:01:15,129 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[763985,763998] [2023-11-26 12:01:15,130 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[764510,764523] [2023-11-26 12:01:15,131 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[764859,764872] [2023-11-26 12:01:15,132 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[765072,765085] [2023-11-26 12:01:15,179 WARN L638 FunctionHandler]: implicit declaration of function __builtin_strcspn [2023-11-26 12:01:15,241 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[839548,839561] [2023-11-26 12:01:15,242 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[839630,839643] [2023-11-26 12:01:15,243 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[840628,840641] [2023-11-26 12:01:15,245 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[840765,840778] [2023-11-26 12:01:15,246 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[840893,840906] [2023-11-26 12:01:15,247 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[841027,841040] [2023-11-26 12:01:15,248 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_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i[841958,841971] [2023-11-26 12:01:15,504 ERROR L324 MainTranslator]: Unsupported Syntax: The second argument of the pthread_mutex_init is not a null pointer. This means that non-default attributes are used. We support only the default attributes. [2023-11-26 12:01:15,506 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@38dfc0f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:15, skipping insertion in model container [2023-11-26 12:01:15,506 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 12:01:15,507 INFO L186 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-11-26 12:01:15,510 INFO L158 Benchmark]: Toolchain (without parser) took 27941.33ms. Allocated memory was 161.5MB in the beginning and 314.6MB in the end (delta: 153.1MB). Free memory was 66.9MB in the beginning and 86.9MB in the end (delta: -20.0MB). Peak memory consumption was 147.2MB. Max. memory is 16.1GB. [2023-11-26 12:01:15,511 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-26 12:01:15,512 INFO L158 Benchmark]: CACSL2BoogieTranslator took 27935.71ms. Allocated memory was 161.5MB in the beginning and 314.6MB in the end (delta: 153.1MB). Free memory was 66.9MB in the beginning and 86.9MB in the end (delta: -20.0MB). Peak memory consumption was 147.2MB. Max. memory is 16.1GB. [2023-11-26 12:01:15,514 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory is still 57.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 27935.71ms. Allocated memory was 161.5MB in the beginning and 314.6MB in the end (delta: 153.1MB). Free memory was 66.9MB in the beginning and 86.9MB in the end (delta: -20.0MB). Peak memory consumption was 147.2MB. 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme --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 0.2.4-dev-0e0057c [2023-11-26 12:01:18,001 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 12:01:18,080 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-26 12:01:18,106 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 12:01:18,106 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 12:01:18,138 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 12:01:18,139 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 12:01:18,140 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 12:01:18,141 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 12:01:18,142 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 12:01:18,143 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 12:01:18,143 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 12:01:18,145 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 12:01:18,145 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 12:01:18,146 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 12:01:18,147 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 12:01:18,148 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 12:01:18,149 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 12:01:18,150 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 12:01:18,150 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 12:01:18,151 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 12:01:18,152 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-26 12:01:18,152 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-26 12:01:18,153 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-26 12:01:18,153 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 12:01:18,154 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 12:01:18,155 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 12:01:18,155 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 12:01:18,156 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 12:01:18,156 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 12:01:18,157 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:01:18,158 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 12:01:18,158 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 12:01:18,159 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 12:01:18,159 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-26 12:01:18,160 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-26 12:01:18,160 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 12:01:18,160 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 12:01:18,161 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 12:01:18,161 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 12:01:18,162 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 12:01:18,162 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-26 12:01:18,163 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_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bbb9aa21b2dd0161ca0cf44689c07f1d178791e70214ad1e1a839fa696229025 [2023-11-26 12:01:18,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 12:01:18,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 12:01:18,648 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 12:01:18,650 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 12:01:18,650 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 12:01:18,652 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i [2023-11-26 12:01:21,760 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 12:01:23,847 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 12:01:23,849 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/sv-benchmarks/c/goblint-coreutils/instrumented_nohup_comb.i [2023-11-26 12:01:24,022 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/data/809b86478/1f0ff3daed3b4810b273aaf98168d899/FLAG58ec285a5 [2023-11-26 12:01:24,044 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5e9167e1-1f48-4398-8769-7d2901664c28/bin/uautomizer-verify-VRDe98Ueme/data/809b86478/1f0ff3daed3b4810b273aaf98168d899 [2023-11-26 12:01:24,048 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 12:01:24,050 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 12:01:24,051 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 12:01:24,052 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 12:01:24,057 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 12:01:24,058 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:01:24" (1/1) ... [2023-11-26 12:01:24,060 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68503ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:24, skipping insertion in model container [2023-11-26 12:01:24,060 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:01:24" (1/1) ... [2023-11-26 12:01:24,856 INFO L177 MainTranslator]: Built tables and reachable declarations