./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_capacity_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_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/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_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/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_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/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 782de24019eece20387c3cd6e967e9eaef1d40fd6eb1a7b72eb8f6c4f97205cc --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:28:55,038 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:28:55,149 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-02 12:28:55,157 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:28:55,159 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:28:55,201 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:28:55,204 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:28:55,205 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:28:55,206 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:28:55,208 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:28:55,208 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:28:55,209 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:28:55,209 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:28:55,210 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:28:55,212 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:28:55,213 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:28:55,213 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:28:55,214 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:28:55,214 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:28:55,214 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:28:55,215 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:28:55,219 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:28:55,220 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:28:55,220 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:28:55,220 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:28:55,221 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:28:55,221 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:28:55,221 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:28:55,221 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:28:55,222 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:28:55,222 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:28:55,222 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:28:55,224 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:28:55,225 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:28:55,226 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:28:55,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:28:55,227 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:28:55,227 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:28:55,227 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:28:55,228 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:28:55,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:28:55,228 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:28:55,228 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:28:55,229 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:28:55,229 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_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 782de24019eece20387c3cd6e967e9eaef1d40fd6eb1a7b72eb8f6c4f97205cc [2024-11-02 12:28:55,596 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:28:55,635 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:28:55,638 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:28:55,640 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:28:55,642 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:28:55,643 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness_negated.i Unable to find full path for "g++" [2024-11-02 12:28:57,847 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:28:58,411 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:28:58,412 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness_negated.i [2024-11-02 12:28:58,455 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/bin/utaipan-verify-DbMuA5NWw2/data/a2fd09d74/be842000e4ac4fc5ab7fd624c00a1590/FLAGa9fb22a47 [2024-11-02 12:28:58,932 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/bin/utaipan-verify-DbMuA5NWw2/data/a2fd09d74/be842000e4ac4fc5ab7fd624c00a1590 [2024-11-02 12:28:58,940 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:28:58,941 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:28:58,950 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:28:58,950 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:28:58,967 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:28:58,968 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:28:58" (1/1) ... [2024-11-02 12:28:58,973 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14be890f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:28:58, skipping insertion in model container [2024-11-02 12:28:58,974 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:28:58" (1/1) ... [2024-11-02 12:28:59,157 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:28:59,548 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_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness_negated.i[4497,4510] [2024-11-02 12:28:59,557 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_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness_negated.i[4557,4570] [2024-11-02 12:29:00,802 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:00,803 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:00,804 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:00,805 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:00,810 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:00,855 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:00,856 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:00,859 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:00,860 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:00,863 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:00,864 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:00,865 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:00,866 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:01,706 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:01,732 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:01,859 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:29:01,939 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:29:01,957 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_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness_negated.i[4497,4510] [2024-11-02 12:29:01,958 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_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/sv-benchmarks/c/aws-c-common/aws_array_list_capacity_harness_negated.i[4557,4570] [2024-11-02 12:29:02,047 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:02,048 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:02,049 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:02,050 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:02,051 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:02,073 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:02,074 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:02,076 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:02,080 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:02,082 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:02,083 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:02,084 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:02,088 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:02,253 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:02,264 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:02,281 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7715-7726] [2024-11-02 12:29:02,319 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:29:02,731 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:29:02,732 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:02 WrapperNode [2024-11-02 12:29:02,732 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:29:02,733 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:29:02,733 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:29:02,733 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:29:02,740 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:02" (1/1) ... [2024-11-02 12:29:02,834 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:02" (1/1) ... [2024-11-02 12:29:02,930 INFO L138 Inliner]: procedures = 679, calls = 1682, calls flagged for inlining = 53, calls inlined = 9, statements flattened = 617 [2024-11-02 12:29:02,935 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:29:02,936 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:29:02,940 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:29:02,940 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:29:02,961 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:02" (1/1) ... [2024-11-02 12:29:02,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:02" (1/1) ... [2024-11-02 12:29:02,976 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:02" (1/1) ... [2024-11-02 12:29:02,978 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:02" (1/1) ... [2024-11-02 12:29:03,027 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:02" (1/1) ... [2024-11-02 12:29:03,034 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:02" (1/1) ... [2024-11-02 12:29:03,048 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:02" (1/1) ... [2024-11-02 12:29:03,059 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:02" (1/1) ... [2024-11-02 12:29:03,074 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:29:03,076 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:29:03,077 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:29:03,077 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:29:03,078 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:02" (1/1) ... [2024-11-02 12:29:03,089 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:29:03,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:29:03,120 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:29:03,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:29:03,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-02 12:29:03,162 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-02 12:29:03,162 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-02 12:29:03,163 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-02 12:29:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-02 12:29:03,163 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-02 12:29:03,163 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-02 12:29:03,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-02 12:29:03,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:29:03,164 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-02 12:29:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-02 12:29:03,164 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-02 12:29:03,164 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-02 12:29:03,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-02 12:29:03,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:29:03,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-02 12:29:03,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:29:03,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:29:03,166 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-02 12:29:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-02 12:29:03,166 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-02 12:29:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-02 12:29:03,166 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-02 12:29:03,166 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-02 12:29:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-02 12:29:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:29:03,167 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:29:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-02 12:29:03,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-02 12:29:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-02 12:29:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-02 12:29:03,168 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-02 12:29:03,168 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-02 12:29:03,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-02 12:29:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:29:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-02 12:29:03,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-02 12:29:03,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:29:03,554 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:29:03,557 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:29:07,545 INFO L? ?]: Removed 107 outVars from TransFormulas that were not future-live. [2024-11-02 12:29:07,545 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:29:07,965 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:29:07,965 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-02 12:29:07,965 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:29:07 BoogieIcfgContainer [2024-11-02 12:29:07,966 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:29:07,968 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:29:07,969 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:29:07,973 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:29:07,973 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:28:58" (1/3) ... [2024-11-02 12:29:07,974 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b3ace87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:29:07, skipping insertion in model container [2024-11-02 12:29:07,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:02" (2/3) ... [2024-11-02 12:29:07,976 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b3ace87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:29:07, skipping insertion in model container [2024-11-02 12:29:07,976 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:29:07" (3/3) ... [2024-11-02 12:29:07,977 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_capacity_harness_negated.i [2024-11-02 12:29:07,996 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:29:07,996 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-02 12:29:08,079 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:29:08,087 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;@30bca0a2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:29:08,089 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-02 12:29:08,093 INFO L276 IsEmpty]: Start isEmpty. Operand has 99 states, 54 states have (on average 1.1851851851851851) internal successors, (64), 55 states have internal predecessors, (64), 31 states have call successors, (31), 12 states have call predecessors, (31), 12 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-11-02 12:29:08,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-11-02 12:29:08,106 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:29:08,107 INFO L215 NwaCegarLoop]: trace histogram [6, 3, 3, 3, 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 12:29:08,108 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:29:08,113 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:29:08,114 INFO L85 PathProgramCache]: Analyzing trace with hash -501469579, now seen corresponding path program 1 times [2024-11-02 12:29:08,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:29:08,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [676725032] [2024-11-02 12:29:08,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:29:08,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:29:15,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:29:17,534 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2024-11-02 12:29:17,534 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 12:29:17,536 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [676725032] [2024-11-02 12:29:17,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [676725032] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-02 12:29:17,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [705093089] [2024-11-02 12:29:17,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:29:17,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:29:17,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:29:17,542 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:29:17,545 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f7f7157-f3c3-4fa7-b381-90aad7504a9b/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-02 12:29:26,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:29:26,748 INFO L255 TraceCheckSpWp]: Trace formula consists of 4023 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-02 12:29:26,760 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-02 12:29:27,090 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-11-02 12:29:27,093 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-02 12:29:27,094 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [705093089] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-02 12:29:27,094 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-02 12:29:27,094 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2024-11-02 12:29:27,097 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008899169] [2024-11-02 12:29:27,098 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-02 12:29:27,104 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-02 12:29:27,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-02 12:29:27,133 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-02 12:29:27,134 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-02 12:29:27,137 INFO L87 Difference]: Start difference. First operand has 99 states, 54 states have (on average 1.1851851851851851) internal successors, (64), 55 states have internal predecessors, (64), 31 states have call successors, (31), 12 states have call predecessors, (31), 12 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 3 states have call successors, (13), 2 states have call predecessors, (13), 3 states have return successors, (12), 3 states have call predecessors, (12), 3 states have call successors, (12) [2024-11-02 12:29:29,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-02 12:29:31,501 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers []