./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 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/bin/utaipan-verify-t7M7D8N6sZ/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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/bin/utaipan-verify-t7M7D8N6sZ --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-9bd2c7f [2023-11-19 04:52:38,366 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:52:38,485 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-19 04:52:38,498 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:52:38,499 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:52:38,524 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:52:38,525 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:52:38,525 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:52:38,526 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:52:38,527 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:52:38,528 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:52:38,528 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:52:38,529 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:52:38,529 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:52:38,530 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:52:38,531 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:52:38,531 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:52:38,532 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:52:38,532 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:52:38,533 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:52:38,534 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:52:38,537 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:52:38,538 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:52:38,539 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:52:38,540 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:52:38,541 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:52:38,541 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:52:38,542 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:52:38,542 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:52:38,543 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:52:38,544 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:52:38,544 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:52:38,545 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:52:38,545 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:52:38,545 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:52:38,546 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:52:38,546 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:52:38,546 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:52:38,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:52:38,547 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:52:38,547 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:52:38,548 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:52:38,548 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8a997af929127373cb395687e4393c920ac8d64592c7d6de23ea302f85930f8b [2023-11-19 04:52:38,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:52:38,973 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:52:38,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:52:38,980 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:52:38,981 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:52:38,982 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/busybox-1.22.0/od-3.i [2023-11-19 04:52:42,117 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:52:42,682 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:52:42,684 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i [2023-11-19 04:52:42,730 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/bin/utaipan-verify-t7M7D8N6sZ/data/c3e6ed102/29132e6bd57144a0ab547b9de6e031c9/FLAG50f880cfa [2023-11-19 04:52:42,748 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/bin/utaipan-verify-t7M7D8N6sZ/data/c3e6ed102/29132e6bd57144a0ab547b9de6e031c9 [2023-11-19 04:52:42,754 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:52:42,757 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:52:42,759 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:52:42,759 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:52:42,765 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:52:42,765 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:52:42" (1/1) ... [2023-11-19 04:52:42,767 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@437f929f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:52:42, skipping insertion in model container [2023-11-19 04:52:42,767 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:52:42" (1/1) ... [2023-11-19 04:52:42,931 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:52:45,506 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[114227,114240] [2023-11-19 04:52:45,513 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[114487,114500] [2023-11-19 04:52:45,516 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[114895,114908] [2023-11-19 04:52:45,527 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[116772,116785] [2023-11-19 04:52:45,532 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[117264,117277] [2023-11-19 04:52:45,535 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[117341,117354] [2023-11-19 04:52:45,537 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[117736,117749] [2023-11-19 04:52:45,541 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[118186,118199] [2023-11-19 04:52:45,546 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[118267,118280] [2023-11-19 04:52:45,548 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[118527,118540] [2023-11-19 04:52:45,569 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[121587,121600] [2023-11-19 04:52:45,573 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[122034,122047] [2023-11-19 04:52:45,574 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[122110,122123] [2023-11-19 04:52:45,575 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[122426,122439] [2023-11-19 04:52:45,592 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[124901,124914] [2023-11-19 04:52:45,599 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[124990,125003] [2023-11-19 04:52:45,601 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[125257,125270] [2023-11-19 04:52:45,601 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[125352,125365] [2023-11-19 04:52:45,602 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[125447,125460] [2023-11-19 04:52:45,612 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[125536,125549] [2023-11-19 04:52:45,616 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[125891,125904] [2023-11-19 04:52:45,619 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[125980,125993] [2023-11-19 04:52:45,621 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[126273,126286] [2023-11-19 04:52:45,622 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[126368,126381] [2023-11-19 04:52:45,623 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[126463,126476] [2023-11-19 04:52:45,630 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[126552,126565] [2023-11-19 04:52:45,633 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[126942,126955] [2023-11-19 04:52:45,636 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[127174,127187] [2023-11-19 04:52:45,665 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[127255,127268] [2023-11-19 04:52:45,666 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[127465,127478] [2023-11-19 04:52:45,667 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[127552,127565] [2023-11-19 04:52:45,667 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[127639,127652] [2023-11-19 04:52:45,668 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[127720,127733] [2023-11-19 04:52:45,669 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[128021,128034] [2023-11-19 04:52:45,700 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[130709,130722] [2023-11-19 04:52:45,739 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[134493,134506] [2023-11-19 04:52:45,741 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[134836,134849] [2023-11-19 04:52:45,742 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[134947,134960] [2023-11-19 04:52:45,785 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[148238,148251] [2023-11-19 04:52:45,804 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[152230,152243] [2023-11-19 04:52:45,813 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[152311,152324] [2023-11-19 04:52:45,848 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[158214,158227] [2023-11-19 04:52:45,863 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[158670,158683] [2023-11-19 04:52:45,903 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[166756,166769] [2023-11-19 04:52:45,909 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[166864,166877] [2023-11-19 04:52:45,919 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[169028,169041] [2023-11-19 04:52:45,920 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[169232,169245] [2023-11-19 04:52:45,946 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[174697,174710] [2023-11-19 04:52:45,949 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[175026,175039] [2023-11-19 04:52:45,957 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[175374,175387] [2023-11-19 04:52:45,958 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[175501,175514] [2023-11-19 04:52:45,960 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[175749,175762] [2023-11-19 04:52:46,020 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:52:46,090 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:52:46,167 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[114227,114240] [2023-11-19 04:52:46,168 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[114487,114500] [2023-11-19 04:52:46,169 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[114895,114908] [2023-11-19 04:52:46,173 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[116772,116785] [2023-11-19 04:52:46,174 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[117264,117277] [2023-11-19 04:52:46,175 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[117341,117354] [2023-11-19 04:52:46,176 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[117736,117749] [2023-11-19 04:52:46,177 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[118186,118199] [2023-11-19 04:52:46,179 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[118267,118280] [2023-11-19 04:52:46,180 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[118527,118540] [2023-11-19 04:52:46,186 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[121587,121600] [2023-11-19 04:52:46,188 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[122034,122047] [2023-11-19 04:52:46,189 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[122110,122123] [2023-11-19 04:52:46,189 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[122426,122439] [2023-11-19 04:52:46,197 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[124901,124914] [2023-11-19 04:52:46,198 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[124990,125003] [2023-11-19 04:52:46,199 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[125257,125270] [2023-11-19 04:52:46,200 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[125352,125365] [2023-11-19 04:52:46,201 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[125447,125460] [2023-11-19 04:52:46,201 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[125536,125549] [2023-11-19 04:52:46,202 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[125891,125904] [2023-11-19 04:52:46,203 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[125980,125993] [2023-11-19 04:52:46,204 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[126273,126286] [2023-11-19 04:52:46,205 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[126368,126381] [2023-11-19 04:52:46,207 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[126463,126476] [2023-11-19 04:52:46,207 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[126552,126565] [2023-11-19 04:52:46,209 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[126942,126955] [2023-11-19 04:52:46,209 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[127174,127187] [2023-11-19 04:52:46,210 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[127255,127268] [2023-11-19 04:52:46,211 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[127465,127478] [2023-11-19 04:52:46,212 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[127552,127565] [2023-11-19 04:52:46,212 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[127639,127652] [2023-11-19 04:52:46,213 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[127720,127733] [2023-11-19 04:52:46,219 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[128021,128034] [2023-11-19 04:52:46,225 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[130709,130722] [2023-11-19 04:52:46,249 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[134493,134506] [2023-11-19 04:52:46,251 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[134836,134849] [2023-11-19 04:52:46,253 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[134947,134960] [2023-11-19 04:52:46,292 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[148238,148251] [2023-11-19 04:52:46,312 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[152230,152243] [2023-11-19 04:52:46,312 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[152311,152324] [2023-11-19 04:52:46,331 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[158214,158227] [2023-11-19 04:52:46,332 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[158670,158683] [2023-11-19 04:52:46,352 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[166756,166769] [2023-11-19 04:52:46,353 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[166864,166877] [2023-11-19 04:52:46,358 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[169028,169041] [2023-11-19 04:52:46,359 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[169232,169245] [2023-11-19 04:52:46,376 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[174697,174710] [2023-11-19 04:52:46,377 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[175026,175039] [2023-11-19 04:52:46,378 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[175374,175387] [2023-11-19 04:52:46,379 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[175501,175514] [2023-11-19 04:52:46,381 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_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/sv-benchmarks/c/busybox-1.22.0/od-3.i[175749,175762] [2023-11-19 04:52:46,419 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:52:46,717 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:52:46,718 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:52:46,718 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:52:46,718 WARN L675 CHandler]: The function format_address is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:52:46,718 WARN L675 CHandler]: The function fseek is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:52:46,719 WARN L675 CHandler]: The function fread is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:52:46,719 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:52:46,719 WARN L675 CHandler]: The function strtoull is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:52:46,719 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:52:46,719 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:52:46,719 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:52:46,719 WARN L675 CHandler]: The function setbuf is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:52:46,720 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:52:46,720 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:52:46,720 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:52:46,720 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:52:46,729 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:52:46,730 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:52:46 WrapperNode [2023-11-19 04:52:46,730 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:52:46,731 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:52:46,731 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:52:46,731 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:52:46,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:52:46" (1/1) ... [2023-11-19 04:52:46,830 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:52:46" (1/1) ... [2023-11-19 04:52:47,079 INFO L138 Inliner]: procedures = 692, calls = 1641, calls flagged for inlining = 56, calls inlined = 54, statements flattened = 4508 [2023-11-19 04:52:47,080 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:52:47,081 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:52:47,081 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:52:47,081 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:52:47,092 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:52:46" (1/1) ... [2023-11-19 04:52:47,092 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:52:46" (1/1) ... [2023-11-19 04:52:47,152 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:52:46" (1/1) ... [2023-11-19 04:52:47,153 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:52:46" (1/1) ... [2023-11-19 04:52:47,281 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:52:46" (1/1) ... [2023-11-19 04:52:47,332 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:52:46" (1/1) ... [2023-11-19 04:52:47,361 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:52:46" (1/1) ... [2023-11-19 04:52:47,389 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:52:46" (1/1) ... [2023-11-19 04:52:47,426 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:52:47,428 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:52:47,428 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:52:47,428 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:52:47,430 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:52:46" (1/1) ... [2023-11-19 04:52:47,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:52:47,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:52:47,469 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:52:47,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:52:47,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 04:52:47,530 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-19 04:52:47,530 INFO L130 BoogieDeclarations]: Found specification of procedure open_next_file [2023-11-19 04:52:47,530 INFO L138 BoogieDeclarations]: Found implementation of procedure open_next_file [2023-11-19 04:52:47,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-19 04:52:47,531 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-19 04:52:47,531 INFO L130 BoogieDeclarations]: Found specification of procedure vasprintf [2023-11-19 04:52:47,531 INFO L138 BoogieDeclarations]: Found implementation of procedure vasprintf [2023-11-19 04:52:47,531 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:52:47,532 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-19 04:52:47,532 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-19 04:52:47,532 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-19 04:52:47,532 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:52:47,532 INFO L130 BoogieDeclarations]: Found specification of procedure bb_strtou [2023-11-19 04:52:47,533 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_strtou [2023-11-19 04:52:47,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2023-11-19 04:52:47,535 INFO L130 BoogieDeclarations]: Found specification of procedure setbuf [2023-11-19 04:52:47,535 INFO L130 BoogieDeclarations]: Found specification of procedure ret_ERANGE [2023-11-19 04:52:47,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ret_ERANGE [2023-11-19 04:52:47,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 04:52:47,536 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-19 04:52:47,536 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-19 04:52:47,537 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-19 04:52:47,537 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 04:52:47,537 INFO L130 BoogieDeclarations]: Found specification of procedure read_block [2023-11-19 04:52:47,537 INFO L138 BoogieDeclarations]: Found implementation of procedure read_block [2023-11-19 04:52:47,538 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:52:47,538 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:52:47,538 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-19 04:52:47,538 INFO L130 BoogieDeclarations]: Found specification of procedure format_address_std [2023-11-19 04:52:47,539 INFO L138 BoogieDeclarations]: Found implementation of procedure format_address_std [2023-11-19 04:52:47,540 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-19 04:52:47,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:52:47,544 INFO L130 BoogieDeclarations]: Found specification of procedure check_and_close [2023-11-19 04:52:47,545 INFO L138 BoogieDeclarations]: Found implementation of procedure check_and_close [2023-11-19 04:52:47,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:52:47,547 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~VOID [2023-11-19 04:52:47,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~VOID [2023-11-19 04:52:47,548 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:52:47,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:52:47,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 04:52:47,555 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 04:52:47,555 INFO L130 BoogieDeclarations]: Found specification of procedure fseek [2023-11-19 04:52:47,555 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-19 04:52:47,556 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-19 04:52:47,557 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 04:52:47,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 04:52:47,557 INFO L130 BoogieDeclarations]: Found specification of procedure decode_format_string [2023-11-19 04:52:47,557 INFO L138 BoogieDeclarations]: Found implementation of procedure decode_format_string [2023-11-19 04:52:47,557 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-19 04:52:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:52:47,558 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:52:47,558 INFO L130 BoogieDeclarations]: Found specification of procedure fstat [2023-11-19 04:52:47,558 INFO L138 BoogieDeclarations]: Found implementation of procedure fstat [2023-11-19 04:52:47,559 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:52:47,559 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:52:47,559 INFO L130 BoogieDeclarations]: Found specification of procedure parse_old_offset [2023-11-19 04:52:47,559 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_old_offset [2023-11-19 04:52:47,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:52:47,560 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:52:47,560 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-19 04:52:47,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:52:47,561 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-19 04:52:47,561 INFO L130 BoogieDeclarations]: Found specification of procedure get_lcm [2023-11-19 04:52:47,561 INFO L138 BoogieDeclarations]: Found implementation of procedure get_lcm [2023-11-19 04:52:47,561 INFO L130 BoogieDeclarations]: Found specification of procedure bb_ascii_isalnum [2023-11-19 04:52:47,561 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_ascii_isalnum [2023-11-19 04:52:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure fread [2023-11-19 04:52:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2023-11-19 04:52:47,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:52:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure xstrtoull_sfx [2023-11-19 04:52:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure xstrtoull_sfx [2023-11-19 04:52:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2023-11-19 04:52:47,563 INFO L130 BoogieDeclarations]: Found specification of procedure format_address_paren [2023-11-19 04:52:47,563 INFO L138 BoogieDeclarations]: Found implementation of procedure format_address_paren [2023-11-19 04:52:47,564 INFO L130 BoogieDeclarations]: Found specification of procedure xstrtou_range_sfx [2023-11-19 04:52:47,564 INFO L138 BoogieDeclarations]: Found implementation of procedure xstrtou_range_sfx [2023-11-19 04:52:47,564 INFO L130 BoogieDeclarations]: Found specification of procedure write_block [2023-11-19 04:52:47,564 INFO L138 BoogieDeclarations]: Found implementation of procedure write_block [2023-11-19 04:52:47,564 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real [2023-11-19 04:52:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-19 04:52:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-19 04:52:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-19 04:52:47,565 INFO L130 BoogieDeclarations]: Found specification of procedure xasprintf [2023-11-19 04:52:47,565 INFO L138 BoogieDeclarations]: Found implementation of procedure xasprintf [2023-11-19 04:52:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:52:47,566 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg [2023-11-19 04:52:47,566 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg [2023-11-19 04:52:48,340 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:52:48,344 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:52:54,421 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:52:56,639 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:52:56,639 INFO L302 CfgBuilder]: Removed 54 assume(true) statements. [2023-11-19 04:52:56,659 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:52:56 BoogieIcfgContainer [2023-11-19 04:52:56,659 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:52:56,662 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:52:56,662 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:52:56,666 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:52:56,666 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:52:42" (1/3) ... [2023-11-19 04:52:56,667 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29c83886 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:52:56, skipping insertion in model container [2023-11-19 04:52:56,667 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:52:46" (2/3) ... [2023-11-19 04:52:56,669 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29c83886 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:52:56, skipping insertion in model container [2023-11-19 04:52:56,669 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:52:56" (3/3) ... [2023-11-19 04:52:56,672 INFO L112 eAbstractionObserver]: Analyzing ICFG od-3.i [2023-11-19 04:52:56,696 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:52:56,697 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 52 error locations. [2023-11-19 04:52:56,809 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 04:52:56,817 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;@3d84fa74, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-19 04:52:56,817 INFO L358 AbstractCegarLoop]: Starting to check reachability of 52 error locations. [2023-11-19 04:52:56,831 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) [2023-11-19 04:52:56,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 04:52:56,854 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:52:56,855 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] [2023-11-19 04:52:56,856 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)] === [2023-11-19 04:52:56,865 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:52:56,865 INFO L85 PathProgramCache]: Analyzing trace with hash -204489074, now seen corresponding path program 1 times [2023-11-19 04:52:56,877 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:52:56,878 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344899083] [2023-11-19 04:52:56,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:52:56,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:52:57,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:52:58,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:52:58,086 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:52:58,088 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344899083] [2023-11-19 04:52:58,088 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344899083] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 04:52:58,089 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 04:52:58,089 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-19 04:52:58,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099132270] [2023-11-19 04:52:58,094 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 04:52:58,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-19 04:52:58,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-19 04:52:58,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-19 04:52:58,143 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-19 04:52:58,148 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) [2023-11-19 04:52:59,760 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 04:52:59,761 INFO L93 Difference]: Finished difference Result 1682 states and 2602 transitions. [2023-11-19 04:52:59,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-19 04:52:59,764 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 [2023-11-19 04:52:59,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 04:52:59,801 INFO L225 Difference]: With dead ends: 1682 [2023-11-19 04:52:59,801 INFO L226 Difference]: Without dead ends: 768 [2023-11-19 04:52:59,821 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 [2023-11-19 04:52:59,826 INFO L413 NwaCegarLoop]: 945 mSDtfsCounter, 0 mSDsluCounter, 945 mSDsCounter, 0 mSdLazyCounter, 311 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s 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, 1.5s IncrementalHoareTripleChecker+Time [2023-11-19 04:52:59,827 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 1890 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 311 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-19 04:52:59,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 768 states. [2023-11-19 04:52:59,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 768 to 768. [2023-11-19 04:52:59,962 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) [2023-11-19 04:52:59,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 768 states to 768 states and 1029 transitions. [2023-11-19 04:52:59,974 INFO L78 Accepts]: Start accepts. Automaton has 768 states and 1029 transitions. Word has length 35 [2023-11-19 04:52:59,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 04:52:59,975 INFO L495 AbstractCegarLoop]: Abstraction has 768 states and 1029 transitions. [2023-11-19 04:52:59,975 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) [2023-11-19 04:52:59,975 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1029 transitions. [2023-11-19 04:52:59,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 04:52:59,980 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 04:52:59,980 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] [2023-11-19 04:52:59,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 04:52:59,981 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)] === [2023-11-19 04:52:59,981 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:52:59,982 INFO L85 PathProgramCache]: Analyzing trace with hash -1787423946, now seen corresponding path program 1 times [2023-11-19 04:52:59,982 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-19 04:52:59,982 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307961145] [2023-11-19 04:52:59,982 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:52:59,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:53:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:53:00,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:53:00,875 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-19 04:53:00,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307961145] [2023-11-19 04:53:00,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307961145] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-19 04:53:00,876 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [190593099] [2023-11-19 04:53:00,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 04:53:00,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 04:53:00,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:53:00,893 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 04:53:00,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b1445a7-63a7-4fc5-9eaa-fe734f6595d0/bin/utaipan-verify-t7M7D8N6sZ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 04:53:02,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:53:02,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 2436 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 04:53:02,095 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 04:53:02,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:53:02,146 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-19 04:53:02,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:53:02,193 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [190593099] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-19 04:53:02,193 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [951618282] [2023-11-19 04:53:02,217 INFO L159 IcfgInterpreter]: Started Sifa with 40 locations of interest [2023-11-19 04:53:02,217 INFO L166 IcfgInterpreter]: Building call graph [2023-11-19 04:53:02,221 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2023-11-19 04:53:02,226 INFO L176 IcfgInterpreter]: Starting interpretation [2023-11-19 04:53:02,226 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs