./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_copy_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a 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_c09d07b8-441f-41b5-8300-2365787a48f8/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_copy_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/bin/utaipan-verify-DbMuA5NWw2 --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 222962222638f0fcfd5888fac8242f8ce08239110602155fe31bfd0578d28673 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:25:01,768 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:25:01,882 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-02 12:25:01,891 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:25:01,892 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:25:01,938 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:25:01,939 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:25:01,940 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:25:01,941 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:25:01,942 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:25:01,943 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:25:01,944 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:25:01,945 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:25:01,946 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:25:01,947 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:25:01,947 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:25:01,948 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:25:01,948 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:25:01,949 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:25:01,949 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:25:01,950 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:25:01,953 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:25:01,954 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:25:01,954 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:25:01,955 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:25:01,955 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:25:01,959 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:25:01,960 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:25:01,960 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:25:01,961 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:25:01,961 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:25:01,961 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:25:01,962 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:25:01,962 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:25:01,962 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:25:01,964 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:25:01,964 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:25:01,965 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:25:01,966 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:25:01,966 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:25:01,966 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:25:01,967 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:25:01,967 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:25:01,968 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:25:01,969 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_c09d07b8-441f-41b5-8300-2365787a48f8/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 222962222638f0fcfd5888fac8242f8ce08239110602155fe31bfd0578d28673 [2024-11-02 12:25:02,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:25:02,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:25:02,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:25:02,329 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:25:02,330 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:25:02,332 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/aws-c-common/aws_array_list_copy_harness_negated.i Unable to find full path for "g++" [2024-11-02 12:25:04,619 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:25:05,336 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:25:05,337 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/sv-benchmarks/c/aws-c-common/aws_array_list_copy_harness_negated.i [2024-11-02 12:25:05,395 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/bin/utaipan-verify-DbMuA5NWw2/data/83103995b/4a3ddf7126a54b9b930ea9141507b8d3/FLAG24f9579c6 [2024-11-02 12:25:05,424 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/bin/utaipan-verify-DbMuA5NWw2/data/83103995b/4a3ddf7126a54b9b930ea9141507b8d3 [2024-11-02 12:25:05,428 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:25:05,430 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:25:05,433 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:25:05,433 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:25:05,442 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:25:05,445 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:25:05" (1/1) ... [2024-11-02 12:25:05,447 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49630fa5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:05, skipping insertion in model container [2024-11-02 12:25:05,447 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:25:05" (1/1) ... [2024-11-02 12:25:05,620 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:25:06,041 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/sv-benchmarks/c/aws-c-common/aws_array_list_copy_harness_negated.i[4493,4506] [2024-11-02 12:25:06,051 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/sv-benchmarks/c/aws-c-common/aws_array_list_copy_harness_negated.i[4553,4566] [2024-11-02 12:25:07,393 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:07,394 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:07,395 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:07,396 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:07,398 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:07,418 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:07,419 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:07,422 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:07,423 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:07,425 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:07,427 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:07,459 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:07,459 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,364 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,364 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,370 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,380 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,477 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:25:08,545 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:25:08,569 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/sv-benchmarks/c/aws-c-common/aws_array_list_copy_harness_negated.i[4493,4506] [2024-11-02 12:25:08,573 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/sv-benchmarks/c/aws-c-common/aws_array_list_copy_harness_negated.i[4553,4566] [2024-11-02 12:25:08,680 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,685 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,686 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,686 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,687 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,709 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,709 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,711 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,713 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,716 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,719 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,720 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,720 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,859 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,860 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,862 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,869 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:25:08,877 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7743-7754] [2024-11-02 12:25:08,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:25:09,317 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:25:09,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:09 WrapperNode [2024-11-02 12:25:09,318 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:25:09,319 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:25:09,319 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:25:09,319 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:25:09,328 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:09" (1/1) ... [2024-11-02 12:25:09,451 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:09" (1/1) ... [2024-11-02 12:25:09,566 INFO L138 Inliner]: procedures = 680, calls = 1678, calls flagged for inlining = 52, calls inlined = 7, statements flattened = 718 [2024-11-02 12:25:09,570 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:25:09,571 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:25:09,575 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:25:09,575 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:25:09,591 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:09" (1/1) ... [2024-11-02 12:25:09,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:09" (1/1) ... [2024-11-02 12:25:09,606 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:09" (1/1) ... [2024-11-02 12:25:09,607 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:09" (1/1) ... [2024-11-02 12:25:09,656 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:09" (1/1) ... [2024-11-02 12:25:09,660 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:09" (1/1) ... [2024-11-02 12:25:09,669 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:09" (1/1) ... [2024-11-02 12:25:09,674 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:09" (1/1) ... [2024-11-02 12:25:09,688 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:25:09,689 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:25:09,693 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:25:09,693 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:25:09,694 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:09" (1/1) ... [2024-11-02 12:25:09,707 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:25:09,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:25:09,748 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:25:09,752 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:25:09,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-02 12:25:09,793 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-02 12:25:09,794 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-02 12:25:09,794 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-02 12:25:09,794 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-02 12:25:09,794 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-02 12:25:09,795 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-02 12:25:09,795 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-02 12:25:09,795 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-02 12:25:09,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-02 12:25:09,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:25:09,796 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-02 12:25:09,796 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-02 12:25:09,797 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-02 12:25:09,797 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-02 12:25:09,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-02 12:25:09,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:25:09,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-02 12:25:09,798 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-02 12:25:09,799 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-02 12:25:09,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:25:09,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:25:09,800 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-02 12:25:09,800 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-02 12:25:09,800 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-02 12:25:09,801 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-02 12:25:09,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-02 12:25:09,801 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-02 12:25:09,801 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-02 12:25:09,801 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-02 12:25:09,803 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-02 12:25:09,803 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:25:09,803 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:25:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-02 12:25:09,804 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-02 12:25:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-02 12:25:09,804 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-02 12:25:09,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-02 12:25:09,805 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-02 12:25:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-02 12:25:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-02 12:25:09,806 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-02 12:25:09,806 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-02 12:25:09,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-02 12:25:09,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:25:09,807 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-02 12:25:09,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-02 12:25:09,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:25:10,257 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:25:10,260 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:25:14,839 INFO L? ?]: Removed 94 outVars from TransFormulas that were not future-live. [2024-11-02 12:25:14,841 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:25:15,225 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:25:15,227 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-02 12:25:15,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:25:15 BoogieIcfgContainer [2024-11-02 12:25:15,228 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:25:15,231 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:25:15,231 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:25:15,235 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:25:15,235 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:25:05" (1/3) ... [2024-11-02 12:25:15,236 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d5065c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:25:15, skipping insertion in model container [2024-11-02 12:25:15,237 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:25:09" (2/3) ... [2024-11-02 12:25:15,238 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d5065c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:25:15, skipping insertion in model container [2024-11-02 12:25:15,238 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:25:15" (3/3) ... [2024-11-02 12:25:15,239 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_copy_harness_negated.i [2024-11-02 12:25:15,259 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:25:15,259 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:25:15,359 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:25:15,369 INFO L333 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, 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;@6eee41b5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:25:15,370 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:25:15,394 INFO L276 IsEmpty]: Start isEmpty. Operand has 180 states, 90 states have (on average 1.1777777777777778) internal successors, (106), 91 states have internal predecessors, (106), 71 states have call successors, (71), 17 states have call predecessors, (71), 17 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2024-11-02 12:25:15,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-11-02 12:25:15,415 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:25:15,416 INFO L215 NwaCegarLoop]: trace histogram [12, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:25:15,417 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:25:15,424 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:25:15,425 INFO L85 PathProgramCache]: Analyzing trace with hash -1241364036, now seen corresponding path program 1 times [2024-11-02 12:25:15,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:25:15,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1247550347] [2024-11-02 12:25:15,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:25:15,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:25:24,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:25:26,760 INFO L134 CoverageAnalysis]: Checked inductivity of 184 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2024-11-02 12:25:26,761 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 12:25:26,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1247550347] [2024-11-02 12:25:26,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1247550347] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-02 12:25:26,764 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [165317255] [2024-11-02 12:25:26,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:25:26,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:25:26,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:25:26,768 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:25:26,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09d07b8-441f-41b5-8300-2365787a48f8/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process