./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/busybox-1.22.0/od-3.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52fe73f1-de4c-4829-b61a-a65d004a6b6e/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52fe73f1-de4c-4829-b61a-a65d004a6b6e/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52fe73f1-de4c-4829-b61a-a65d004a6b6e/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/od-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52fe73f1-de4c-4829-b61a-a65d004a6b6e/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52fe73f1-de4c-4829-b61a-a65d004a6b6e/bin/utaipan-verify-mE87zJ7Ire --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8a997af929127373cb395687e4393c920ac8d64592c7d6de23ea302f85930f8b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:24:06,378 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:24:06,504 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52fe73f1-de4c-4829-b61a-a65d004a6b6e/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-23 21:24:06,515 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:24:06,516 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:24:06,557 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:24:06,558 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:24:06,559 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:24:06,559 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:24:06,560 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:24:06,561 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 21:24:06,561 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 21:24:06,562 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 21:24:06,562 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 21:24:06,563 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 21:24:06,563 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 21:24:06,564 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 21:24:06,565 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 21:24:06,565 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 21:24:06,566 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 21:24:06,566 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 21:24:06,571 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 21:24:06,573 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:24:06,573 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:24:06,577 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:24:06,577 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:24:06,578 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:24:06,578 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:24:06,579 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:24:06,579 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:24:06,580 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:24:06,581 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:24:06,581 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:24:06,581 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:24:06,581 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:24:06,582 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:24:06,582 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:24:06,582 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:24:06,582 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 21:24:06,582 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:24:06,583 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:24:06,583 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:24:06,583 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 21:24:06,583 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:24:06,584 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52fe73f1-de4c-4829-b61a-a65d004a6b6e/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a997af929127373cb395687e4393c920ac8d64592c7d6de23ea302f85930f8b [2023-11-23 21:24:06,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:24:06,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:24:06,899 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:24:06,901 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:24:06,901 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:24:06,903 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52fe73f1-de4c-4829-b61a-a65d004a6b6e/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/busybox-1.22.0/od-3.i [2023-11-23 21:24:10,009 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:24:10,595 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:24:10,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i [2023-11-23 21:24:10,638 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52fe73f1-de4c-4829-b61a-a65d004a6b6e/bin/utaipan-verify-mE87zJ7Ire/data/f27ab614d/c8e47b95fde44256811bdb7c3f2b0a1f/FLAGb25b48195 [2023-11-23 21:24:10,655 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52fe73f1-de4c-4829-b61a-a65d004a6b6e/bin/utaipan-verify-mE87zJ7Ire/data/f27ab614d/c8e47b95fde44256811bdb7c3f2b0a1f [2023-11-23 21:24:10,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:24:10,664 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:24:10,665 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:24:10,666 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:24:10,672 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:24:10,673 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:24:10" (1/1) ... [2023-11-23 21:24:10,674 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@411290eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:10, skipping insertion in model container [2023-11-23 21:24:10,674 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:24:10" (1/1) ... [2023-11-23 21:24:10,864 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:24:12,942 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[114227,114240] [2023-11-23 21:24:12,948 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[114487,114500] [2023-11-23 21:24:12,956 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[114895,114908] [2023-11-23 21:24:12,977 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[116772,116785] [2023-11-23 21:24:12,980 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[117264,117277] [2023-11-23 21:24:12,981 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[117341,117354] [2023-11-23 21:24:12,982 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[117736,117749] [2023-11-23 21:24:12,998 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[118186,118199] [2023-11-23 21:24:12,998 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[118267,118280] [2023-11-23 21:24:13,000 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[118527,118540] [2023-11-23 21:24:13,008 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[121587,121600] [2023-11-23 21:24:13,011 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[122034,122047] [2023-11-23 21:24:13,013 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[122110,122123] [2023-11-23 21:24:13,015 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[122426,122439] [2023-11-23 21:24:13,025 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[124901,124914] [2023-11-23 21:24:13,028 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[124990,125003] [2023-11-23 21:24:13,029 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[125257,125270] [2023-11-23 21:24:13,030 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[125352,125365] [2023-11-23 21:24:13,031 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[125447,125460] [2023-11-23 21:24:13,032 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[125536,125549] [2023-11-23 21:24:13,033 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[125891,125904] [2023-11-23 21:24:13,034 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[125980,125993] [2023-11-23 21:24:13,036 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[126273,126286] [2023-11-23 21:24:13,036 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[126368,126381] [2023-11-23 21:24:13,037 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[126463,126476] [2023-11-23 21:24:13,039 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[126552,126565] [2023-11-23 21:24:13,041 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[126942,126955] [2023-11-23 21:24:13,043 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[127174,127187] [2023-11-23 21:24:13,043 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[127255,127268] [2023-11-23 21:24:13,046 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[127465,127478] [2023-11-23 21:24:13,046 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[127552,127565] [2023-11-23 21:24:13,047 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[127639,127652] [2023-11-23 21:24:13,048 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[127720,127733] [2023-11-23 21:24:13,050 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[128021,128034] [2023-11-23 21:24:13,066 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[130709,130722] [2023-11-23 21:24:13,090 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[134493,134506] [2023-11-23 21:24:13,092 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[134836,134849] [2023-11-23 21:24:13,094 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[134947,134960] [2023-11-23 21:24:13,163 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[148238,148251] [2023-11-23 21:24:13,186 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[152230,152243] [2023-11-23 21:24:13,191 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[152311,152324] [2023-11-23 21:24:13,242 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[158214,158227] [2023-11-23 21:24:13,248 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[158670,158683] [2023-11-23 21:24:13,305 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[166756,166769] [2023-11-23 21:24:13,306 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[166864,166877] [2023-11-23 21:24:13,313 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[169028,169041] [2023-11-23 21:24:13,314 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[169232,169245] [2023-11-23 21:24:13,344 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[174697,174710] [2023-11-23 21:24:13,346 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[175026,175039] [2023-11-23 21:24:13,348 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[175374,175387] [2023-11-23 21:24:13,349 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[175501,175514] [2023-11-23 21:24:13,350 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[175749,175762] [2023-11-23 21:24:13,393 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:24:13,444 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:24:13,531 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[114227,114240] [2023-11-23 21:24:13,533 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[114487,114500] [2023-11-23 21:24:13,534 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[114895,114908] [2023-11-23 21:24:13,538 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[116772,116785] [2023-11-23 21:24:13,540 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[117264,117277] [2023-11-23 21:24:13,540 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[117341,117354] [2023-11-23 21:24:13,541 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[117736,117749] [2023-11-23 21:24:13,543 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[118186,118199] [2023-11-23 21:24:13,543 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[118267,118280] [2023-11-23 21:24:13,544 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[118527,118540] [2023-11-23 21:24:13,550 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[121587,121600] [2023-11-23 21:24:13,552 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[122034,122047] [2023-11-23 21:24:13,552 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[122110,122123] [2023-11-23 21:24:13,553 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[122426,122439] [2023-11-23 21:24:13,559 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[124901,124914] [2023-11-23 21:24:13,560 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[124990,125003] [2023-11-23 21:24:13,561 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[125257,125270] [2023-11-23 21:24:13,562 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[125352,125365] [2023-11-23 21:24:13,562 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[125447,125460] [2023-11-23 21:24:13,563 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[125536,125549] [2023-11-23 21:24:13,564 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[125891,125904] [2023-11-23 21:24:13,564 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[125980,125993] [2023-11-23 21:24:13,565 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[126273,126286] [2023-11-23 21:24:13,566 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[126368,126381] [2023-11-23 21:24:13,566 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[126463,126476] [2023-11-23 21:24:13,567 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[126552,126565] [2023-11-23 21:24:13,568 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[126942,126955] [2023-11-23 21:24:13,568 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[127174,127187] [2023-11-23 21:24:13,569 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[127255,127268] [2023-11-23 21:24:13,570 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[127465,127478] [2023-11-23 21:24:13,570 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[127552,127565] [2023-11-23 21:24:13,570 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[127639,127652] [2023-11-23 21:24:13,571 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[127720,127733] [2023-11-23 21:24:13,572 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[128021,128034] [2023-11-23 21:24:13,577 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[130709,130722] [2023-11-23 21:24:13,584 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[134493,134506] [2023-11-23 21:24:13,585 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[134836,134849] [2023-11-23 21:24:13,586 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[134947,134960] [2023-11-23 21:24:13,609 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[148238,148251] [2023-11-23 21:24:13,617 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[152230,152243] [2023-11-23 21:24:13,618 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[152311,152324] [2023-11-23 21:24:13,633 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[158214,158227] [2023-11-23 21:24:13,634 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[158670,158683] [2023-11-23 21:24:13,660 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[166756,166769] [2023-11-23 21:24:13,660 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[166864,166877] [2023-11-23 21:24:13,664 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[169028,169041] [2023-11-23 21:24:13,665 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[169232,169245] [2023-11-23 21:24:13,678 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[174697,174710] [2023-11-23 21:24:13,680 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[175026,175039] [2023-11-23 21:24:13,683 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[175374,175387] [2023-11-23 21:24:13,685 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[175501,175514] [2023-11-23 21:24:13,686 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_52fe73f1-de4c-4829-b61a-a65d004a6b6e/sv-benchmarks/c/busybox-1.22.0/od-3.i[175749,175762] [2023-11-23 21:24:13,724 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:24:14,082 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:24:14,082 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:24:14,082 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:24:14,083 WARN L675 CHandler]: The function format_address is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:24:14,083 WARN L675 CHandler]: The function fseek is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:24:14,083 WARN L675 CHandler]: The function fread is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:24:14,083 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:24:14,083 WARN L675 CHandler]: The function strtoull is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:24:14,083 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:24:14,084 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:24:14,084 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:24:14,084 WARN L675 CHandler]: The function setbuf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:24:14,085 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:24:14,085 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:24:14,085 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:24:14,086 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 21:24:14,094 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:24:14,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14 WrapperNode [2023-11-23 21:24:14,095 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:24:14,097 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:24:14,098 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:24:14,098 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:24:14,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,240 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,489 INFO L138 Inliner]: procedures = 692, calls = 1641, calls flagged for inlining = 56, calls inlined = 54, statements flattened = 4508 [2023-11-23 21:24:14,490 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:24:14,491 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:24:14,491 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:24:14,491 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:24:14,501 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,501 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,531 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,532 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,644 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,687 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,723 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,750 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,791 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:24:14,792 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:24:14,793 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:24:14,793 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:24:14,794 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (1/1) ... [2023-11-23 21:24:14,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:24:14,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52fe73f1-de4c-4829-b61a-a65d004a6b6e/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:24:14,831 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52fe73f1-de4c-4829-b61a-a65d004a6b6e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:24:14,867 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52fe73f1-de4c-4829-b61a-a65d004a6b6e/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:24:14,883 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-23 21:24:14,883 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-23 21:24:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure open_next_file [2023-11-23 21:24:14,884 INFO L138 BoogieDeclarations]: Found implementation of procedure open_next_file [2023-11-23 21:24:14,884 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-23 21:24:14,885 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-23 21:24:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-23 21:24:14,885 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-23 21:24:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 21:24:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-23 21:24:14,885 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-23 21:24:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-23 21:24:14,885 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 21:24:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure bb_strtou [2023-11-23 21:24:14,886 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_strtou [2023-11-23 21:24:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2023-11-23 21:24:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2023-11-23 21:24:14,886 INFO L130 BoogieDeclarations]: Found specification of procedure ret_ERANGE [2023-11-23 21:24:14,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ret_ERANGE [2023-11-23 21:24:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 21:24:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-23 21:24:14,887 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-23 21:24:14,887 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-23 21:24:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 21:24:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure read_block [2023-11-23 21:24:14,888 INFO L138 BoogieDeclarations]: Found implementation of procedure read_block [2023-11-23 21:24:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 21:24:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 21:24:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-23 21:24:14,890 INFO L130 BoogieDeclarations]: Found specification of procedure format_address_std [2023-11-23 21:24:14,892 INFO L138 BoogieDeclarations]: Found implementation of procedure format_address_std [2023-11-23 21:24:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-23 21:24:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:24:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure check_and_close [2023-11-23 21:24:14,893 INFO L138 BoogieDeclarations]: Found implementation of procedure check_and_close [2023-11-23 21:24:14,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 21:24:14,895 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~VOID [2023-11-23 21:24:14,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~VOID [2023-11-23 21:24:14,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:24:14,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:24:14,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-23 21:24:14,901 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-23 21:24:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2023-11-23 21:24:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-23 21:24:14,902 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-23 21:24:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 21:24:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 21:24:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure decode_format_string [2023-11-23 21:24:14,902 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_format_string [2023-11-23 21:24:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-23 21:24:14,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 21:24:14,903 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 21:24:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure fstat [2023-11-23 21:24:14,903 INFO L138 BoogieDeclarations]: Found implementation of procedure fstat [2023-11-23 21:24:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:24:14,903 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:24:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure parse_old_offset [2023-11-23 21:24:14,903 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_old_offset [2023-11-23 21:24:14,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 21:24:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 21:24:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-23 21:24:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 21:24:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-23 21:24:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure get_lcm [2023-11-23 21:24:14,904 INFO L138 BoogieDeclarations]: Found implementation of procedure get_lcm [2023-11-23 21:24:14,904 INFO L130 BoogieDeclarations]: Found specification of procedure bb_ascii_isalnum [2023-11-23 21:24:14,904 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_ascii_isalnum [2023-11-23 21:24:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2023-11-23 21:24:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2023-11-23 21:24:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 21:24:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure xstrtoull_sfx [2023-11-23 21:24:14,905 INFO L138 BoogieDeclarations]: Found implementation of procedure xstrtoull_sfx [2023-11-23 21:24:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-11-23 21:24:14,905 INFO L130 BoogieDeclarations]: Found specification of procedure format_address_paren [2023-11-23 21:24:14,905 INFO L138 BoogieDeclarations]: Found implementation of procedure format_address_paren [2023-11-23 21:24:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure xstrtou_range_sfx [2023-11-23 21:24:14,906 INFO L138 BoogieDeclarations]: Found implementation of procedure xstrtou_range_sfx [2023-11-23 21:24:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure write_block [2023-11-23 21:24:14,906 INFO L138 BoogieDeclarations]: Found implementation of procedure write_block [2023-11-23 21:24:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real [2023-11-23 21:24:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-23 21:24:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-23 21:24:14,906 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-23 21:24:14,906 INFO L130 BoogieDeclarations]: Found specification of procedure xasprintf [2023-11-23 21:24:14,907 INFO L138 BoogieDeclarations]: Found implementation of procedure xasprintf [2023-11-23 21:24:14,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 21:24:14,907 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg [2023-11-23 21:24:14,907 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg [2023-11-23 21:24:15,699 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:24:15,702 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:24:20,970 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:24:22,798 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:24:22,799 INFO L309 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-23 21:24:22,801 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:24:22 BoogieIcfgContainer [2023-11-23 21:24:22,801 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:24:22,804 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:24:22,805 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:24:22,808 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:24:22,810 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:24:10" (1/3) ... [2023-11-23 21:24:22,812 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29c9a8db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:24:22, skipping insertion in model container [2023-11-23 21:24:22,812 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:24:14" (2/3) ... [2023-11-23 21:24:22,813 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29c9a8db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:24:22, skipping insertion in model container [2023-11-23 21:24:22,813 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:24:22" (3/3) ... [2023-11-23 21:24:22,814 INFO L112 eAbstractionObserver]: Analyzing ICFG od-3.i [2023-11-23 21:24:22,839 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:24:22,839 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 52 error locations. [2023-11-23 21:24:22,928 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:24:22,935 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@451a8742, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:24:22,936 INFO L358 AbstractCegarLoop]: Starting to check reachability of 52 error locations. [2023-11-23 21:24:22,948 INFO L276 IsEmpty]: Start isEmpty. Operand has 877 states, 686 states have (on average 1.5932944606413995) internal successors, (1093), 756 states have internal predecessors, (1093), 111 states have call successors, (111), 27 states have call predecessors, (111), 27 states have return successors, (111), 110 states have call predecessors, (111), 111 states have call successors, (111) [2023-11-23 21:24:22,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 21:24:22,969 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:22,970 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:24:22,971 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [write_blockErr0ASSERT_VIOLATIONERROR_FUNCTION, write_blockErr1ASSERT_VIOLATIONERROR_FUNCTION, write_blockErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2023-11-23 21:24:22,980 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:22,980 INFO L85 PathProgramCache]: Analyzing trace with hash -521202200, now seen corresponding path program 1 times [2023-11-23 21:24:22,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:24:22,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [294163552] [2023-11-23 21:24:22,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:22,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:24:23,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:24,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:24:24,048 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:24:24,049 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [294163552] [2023-11-23 21:24:24,050 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [294163552] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:24:24,050 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:24:24,051 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-23 21:24:24,052 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842212342] [2023-11-23 21:24:24,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:24:24,063 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 21:24:24,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 21:24:24,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 21:24:24,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:24:24,101 INFO L87 Difference]: Start difference. First operand has 877 states, 686 states have (on average 1.5932944606413995) internal successors, (1093), 756 states have internal predecessors, (1093), 111 states have call successors, (111), 27 states have call predecessors, (111), 27 states have return successors, (111), 110 states have call predecessors, (111), 111 states have call successors, (111) Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-23 21:24:25,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:24:25,534 INFO L93 Difference]: Finished difference Result 1682 states and 2602 transitions. [2023-11-23 21:24:25,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 21:24:25,541 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 35 [2023-11-23 21:24:25,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:24:25,577 INFO L225 Difference]: With dead ends: 1682 [2023-11-23 21:24:25,577 INFO L226 Difference]: Without dead ends: 768 [2023-11-23 21:24:25,596 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 21:24:25,600 INFO L413 NwaCegarLoop]: 945 mSDtfsCounter, 0 mSDsluCounter, 945 mSDsCounter, 0 mSdLazyCounter, 311 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 1890 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 311 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-23 21:24:25,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1890 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 311 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-23 21:24:25,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states. [2023-11-23 21:24:25,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 768. [2023-11-23 21:24:25,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 768 states, 618 states have (on average 1.4061488673139158) internal successors, (869), 680 states have internal predecessors, (869), 80 states have call successors, (80), 23 states have call predecessors, (80), 23 states have return successors, (80), 79 states have call predecessors, (80), 80 states have call successors, (80) [2023-11-23 21:24:25,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 768 states and 1029 transitions. [2023-11-23 21:24:25,739 INFO L78 Accepts]: Start accepts. Automaton has 768 states and 1029 transitions. Word has length 35 [2023-11-23 21:24:25,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:24:25,739 INFO L495 AbstractCegarLoop]: Abstraction has 768 states and 1029 transitions. [2023-11-23 21:24:25,739 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-23 21:24:25,740 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1029 transitions. [2023-11-23 21:24:25,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 21:24:25,748 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:24:25,749 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:24:25,750 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 21:24:25,754 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [write_blockErr0ASSERT_VIOLATIONERROR_FUNCTION, write_blockErr1ASSERT_VIOLATIONERROR_FUNCTION, write_blockErr2ASSERT_VIOLATIONERROR_FUNCTION (and 49 more)] === [2023-11-23 21:24:25,754 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:24:25,754 INFO L85 PathProgramCache]: Analyzing trace with hash -1352683582, now seen corresponding path program 1 times [2023-11-23 21:24:25,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 21:24:25,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972743298] [2023-11-23 21:24:25,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:25,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:24:26,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:26,455 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:24:26,455 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 21:24:26,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972743298] [2023-11-23 21:24:26,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972743298] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 21:24:26,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1376538456] [2023-11-23 21:24:26,456 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:24:26,456 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:24:26,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52fe73f1-de4c-4829-b61a-a65d004a6b6e/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 21:24:26,458 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52fe73f1-de4c-4829-b61a-a65d004a6b6e/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:24:26,488 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52fe73f1-de4c-4829-b61a-a65d004a6b6e/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:24:27,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:24:27,582 INFO L262 TraceCheckSpWp]: Trace formula consists of 2436 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 21:24:27,593 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:24:27,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:24:27,638 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 21:24:27,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 21:24:27,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1376538456] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-23 21:24:27,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1630679967] [2023-11-23 21:24:27,699 INFO L159 IcfgInterpreter]: Started Sifa with 40 locations of interest [2023-11-23 21:24:27,700 INFO L166 IcfgInterpreter]: Building call graph [2023-11-23 21:24:27,703 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-23 21:24:27,709 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-23 21:24:27,709 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs