./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E --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 78eb38d6bf3586b94afef9b9563a4418baaa3316932367911cecf1c3731c38b2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:23:22,169 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:23:22,269 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-14 05:23:22,277 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:23:22,280 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:23:22,305 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:23:22,306 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:23:22,306 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:23:22,307 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:23:22,307 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:23:22,307 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:23:22,307 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:23:22,308 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:23:22,308 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:23:22,309 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:23:22,310 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:23:22,310 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:23:22,310 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:23:22,310 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:23:22,310 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:23:22,310 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:23:22,311 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:23:22,311 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:23:22,311 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:23:22,311 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:23:22,311 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:23:22,311 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:23:22,311 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:23:22,311 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:23:22,311 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:23:22,312 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:23:22,312 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:23:22,312 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:23:22,312 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:23:22,312 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:23:22,312 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:23:22,312 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:23:22,312 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:23:22,312 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:23:22,312 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:23:22,312 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:23:22,312 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:23:22,312 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:23:22,313 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:23:22,313 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E 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 -> 78eb38d6bf3586b94afef9b9563a4418baaa3316932367911cecf1c3731c38b2 [2024-11-14 05:23:22,631 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:23:22,640 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:23:22,646 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:23:22,649 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:23:22,649 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:23:22,651 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i Unable to find full path for "g++" [2024-11-14 05:23:24,618 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:23:25,200 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:23:25,200 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i [2024-11-14 05:23:25,233 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/data/55ac519ec/1b4ee08eedf340f285bfe449618c1b7c/FLAG7af0633ef [2024-11-14 05:23:25,249 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/data/55ac519ec/1b4ee08eedf340f285bfe449618c1b7c [2024-11-14 05:23:25,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:23:25,252 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:23:25,254 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:23:25,254 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:23:25,259 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:23:25,260 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:23:25" (1/1) ... [2024-11-14 05:23:25,260 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@135baa24 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:25, skipping insertion in model container [2024-11-14 05:23:25,261 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:23:25" (1/1) ... [2024-11-14 05:23:25,348 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:23:25,623 WARN L250 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_6d452ae7-12b9-4477-a332-00f0147078bc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4504,4517] [2024-11-14 05:23:25,632 WARN L250 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_6d452ae7-12b9-4477-a332-00f0147078bc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4564,4577] [2024-11-14 05:23:26,709 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:26,710 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:26,710 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:26,711 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:26,712 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:26,730 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:26,730 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:26,733 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:26,733 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:27,685 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:27,685 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:27,776 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:23:27,888 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:23:27,906 WARN L250 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_6d452ae7-12b9-4477-a332-00f0147078bc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4504,4517] [2024-11-14 05:23:27,911 WARN L250 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_6d452ae7-12b9-4477-a332-00f0147078bc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4564,4577] [2024-11-14 05:23:27,975 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:27,976 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:27,977 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:27,977 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:27,978 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:27,991 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:27,992 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:27,993 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:27,994 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:28,164 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-11-14 05:23:28,165 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:28,166 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:23:28,182 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-11-14 05:23:28,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:23:28,515 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:23:28,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:28 WrapperNode [2024-11-14 05:23:28,516 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:23:28,517 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:23:28,517 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:23:28,517 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:23:28,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:28" (1/1) ... [2024-11-14 05:23:28,602 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:28" (1/1) ... [2024-11-14 05:23:28,733 INFO L138 Inliner]: procedures = 679, calls = 2636, calls flagged for inlining = 58, calls inlined = 7, statements flattened = 954 [2024-11-14 05:23:28,734 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:23:28,741 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:23:28,741 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:23:28,741 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:23:28,766 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:28" (1/1) ... [2024-11-14 05:23:28,766 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:28" (1/1) ... [2024-11-14 05:23:28,794 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:28" (1/1) ... [2024-11-14 05:23:28,800 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:28" (1/1) ... [2024-11-14 05:23:28,865 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:28" (1/1) ... [2024-11-14 05:23:28,876 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:28" (1/1) ... [2024-11-14 05:23:28,885 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:28" (1/1) ... [2024-11-14 05:23:28,889 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:28" (1/1) ... [2024-11-14 05:23:28,904 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:23:28,905 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:23:28,905 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:23:28,905 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:23:28,907 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:28" (1/1) ... [2024-11-14 05:23:28,913 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:23:28,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:23:28,945 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:23:28,954 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:23:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-14 05:23:28,981 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-14 05:23:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 05:23:28,981 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-14 05:23:28,982 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-14 05:23:28,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-14 05:23:28,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-14 05:23:28,983 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-14 05:23:28,983 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-14 05:23:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 05:23:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:23:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 05:23:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:23:28,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:23:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-14 05:23:28,984 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-14 05:23:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-14 05:23:28,984 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-14 05:23:28,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-14 05:23:28,985 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:23:28,985 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:23:28,985 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 05:23:28,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 05:23:28,985 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 05:23:28,985 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_advance_nospec [2024-11-14 05:23:28,985 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_advance_nospec [2024-11-14 05:23:28,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-14 05:23:28,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:23:29,288 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:23:29,291 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:23:36,475 INFO L? ?]: Removed 99 outVars from TransFormulas that were not future-live. [2024-11-14 05:23:36,476 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:23:37,417 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:23:37,418 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 05:23:37,418 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:23:37 BoogieIcfgContainer [2024-11-14 05:23:37,418 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:23:37,425 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:23:37,425 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:23:37,434 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:23:37,434 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:23:25" (1/3) ... [2024-11-14 05:23:37,435 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e913cb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:23:37, skipping insertion in model container [2024-11-14 05:23:37,435 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:23:28" (2/3) ... [2024-11-14 05:23:37,435 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6e913cb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:23:37, skipping insertion in model container [2024-11-14 05:23:37,435 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:23:37" (3/3) ... [2024-11-14 05:23:37,437 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_advance_nospec_harness_negated.i [2024-11-14 05:23:37,457 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:23:37,462 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_cursor_advance_nospec_harness_negated.i that has 8 procedures, 69 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2024-11-14 05:23:37,526 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:23:37,543 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;@2e20a7f8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:23:37,543 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:23:37,548 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 38 states have internal predecessors, (44), 23 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-14 05:23:37,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-14 05:23:37,558 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:23:37,558 INFO L215 NwaCegarLoop]: trace histogram [3, 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] [2024-11-14 05:23:37,559 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:23:37,563 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:23:37,564 INFO L85 PathProgramCache]: Analyzing trace with hash 264310717, now seen corresponding path program 1 times [2024-11-14 05:23:37,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:23:37,574 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512593575] [2024-11-14 05:23:37,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:23:37,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:25:35,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:25:35,684 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 05:26:02,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:26:02,498 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 05:26:02,500 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 05:26:02,503 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 05:26:02,506 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 05:26:02,511 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 05:26:02,602 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 05:26:02,610 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:26:02 BoogieIcfgContainer [2024-11-14 05:26:02,613 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 05:26:02,614 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 05:26:02,614 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 05:26:02,614 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 05:26:02,615 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:23:37" (3/4) ... [2024-11-14 05:26:02,619 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 05:26:02,620 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 05:26:02,623 INFO L158 Benchmark]: Toolchain (without parser) took 157369.32ms. Allocated memory was 117.4MB in the beginning and 2.6GB in the end (delta: 2.5GB). Free memory was 84.1MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 815.3MB. Max. memory is 16.1GB. [2024-11-14 05:26:02,623 INFO L158 Benchmark]: CDTParser took 1.46ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:26:02,624 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3262.30ms. Allocated memory is still 117.4MB. Free memory was 84.1MB in the beginning and 46.0MB in the end (delta: 38.1MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. [2024-11-14 05:26:02,625 INFO L158 Benchmark]: Boogie Procedure Inliner took 217.28ms. Allocated memory is still 117.4MB. Free memory was 46.0MB in the beginning and 57.1MB in the end (delta: -11.1MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2024-11-14 05:26:02,625 INFO L158 Benchmark]: Boogie Preprocessor took 163.55ms. Allocated memory is still 117.4MB. Free memory was 57.1MB in the beginning and 50.4MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:26:02,627 INFO L158 Benchmark]: RCFGBuilder took 8513.22ms. Allocated memory was 117.4MB in the beginning and 310.4MB in the end (delta: 192.9MB). Free memory was 49.9MB in the beginning and 95.9MB in the end (delta: -46.0MB). Peak memory consumption was 171.4MB. Max. memory is 16.1GB. [2024-11-14 05:26:02,627 INFO L158 Benchmark]: TraceAbstraction took 145187.87ms. Allocated memory was 310.4MB in the beginning and 2.6GB in the end (delta: 2.3GB). Free memory was 95.9MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-11-14 05:26:02,630 INFO L158 Benchmark]: Witness Printer took 6.60ms. Allocated memory is still 2.6GB. Free memory was 1.8GB in the beginning and 1.8GB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:26:02,632 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.46ms. Allocated memory is still 117.4MB. Free memory is still 75.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3262.30ms. Allocated memory is still 117.4MB. Free memory was 84.1MB in the beginning and 46.0MB in the end (delta: 38.1MB). Peak memory consumption was 91.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 217.28ms. Allocated memory is still 117.4MB. Free memory was 46.0MB in the beginning and 57.1MB in the end (delta: -11.1MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 163.55ms. Allocated memory is still 117.4MB. Free memory was 57.1MB in the beginning and 50.4MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 8513.22ms. Allocated memory was 117.4MB in the beginning and 310.4MB in the end (delta: 192.9MB). Free memory was 49.9MB in the beginning and 95.9MB in the end (delta: -46.0MB). Peak memory consumption was 171.4MB. Max. memory is 16.1GB. * TraceAbstraction took 145187.87ms. Allocated memory was 310.4MB in the beginning and 2.6GB in the end (delta: 2.3GB). Free memory was 95.9MB in the beginning and 1.8GB in the end (delta: -1.7GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. * Witness Printer took 6.60ms. Allocated memory is still 2.6GB. Free memory was 1.8GB in the beginning and 1.8GB in the end (delta: 4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8237]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] - GenericResultAtLocation [Line: 8723]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 223]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of large string literal at line 8740, overapproximation of bitwiseOr at line 8238, overapproximation of bitwiseAnd at line 8301. Possible FailurePath: [L6854-L6859] static struct aws_allocator s_can_fail_allocator_static = { .mem_acquire = s_can_fail_malloc_allocator, .mem_release = s_can_fail_free_allocator, .mem_realloc = s_can_fail_realloc_allocator, .mem_calloc = s_can_fail_calloc_allocator, }; [L7279] static __thread int tl_last_error = 0; [L7616-L7628] static const uint8_t s_tolower_table[256] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 91, 92, 93, 94, 95, 96, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255}; [L8739-L8887] static struct aws_error_info errors[] = { [(AWS_ERROR_SUCCESS)-0x0000] = { .literal_name = "AWS_ERROR_SUCCESS", .error_code = (AWS_ERROR_SUCCESS), .error_str = ("Success."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SUCCESS" ", " "Success.", } , [(AWS_ERROR_OOM)-0x0000] = { .literal_name = "AWS_ERROR_OOM", .error_code = (AWS_ERROR_OOM), .error_str = ("Out of memory."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_OOM" ", " "Out of memory.", } , [(AWS_ERROR_UNKNOWN)-0x0000] = { .literal_name = "AWS_ERROR_UNKNOWN", .error_code = (AWS_ERROR_UNKNOWN), .error_str = ("Unknown error."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNKNOWN" ", " "Unknown error.", } , [(AWS_ERROR_SHORT_BUFFER)-0x0000] = { .literal_name = "AWS_ERROR_SHORT_BUFFER", .error_code = (AWS_ERROR_SHORT_BUFFER), .error_str = ("Buffer is not large enough to hold result."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SHORT_BUFFER" ", " "Buffer is not large enough to hold result.", } , [(AWS_ERROR_OVERFLOW_DETECTED)-0x0000] = { .literal_name = "AWS_ERROR_OVERFLOW_DETECTED", .error_code = (AWS_ERROR_OVERFLOW_DETECTED), .error_str = ("Fixed size value overflow was detected."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_OVERFLOW_DETECTED" ", " "Fixed size value overflow was detected.", } , [(AWS_ERROR_UNSUPPORTED_OPERATION)-0x0000] = { .literal_name = "AWS_ERROR_UNSUPPORTED_OPERATION", .error_code = (AWS_ERROR_UNSUPPORTED_OPERATION), .error_str = ("Unsupported operation."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNSUPPORTED_OPERATION" ", " "Unsupported operation.", } , [(AWS_ERROR_INVALID_BUFFER_SIZE)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_BUFFER_SIZE", .error_code = (AWS_ERROR_INVALID_BUFFER_SIZE), .error_str = ("Invalid buffer size."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_BUFFER_SIZE" ", " "Invalid buffer size.", } , [(AWS_ERROR_INVALID_HEX_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_HEX_STR", .error_code = (AWS_ERROR_INVALID_HEX_STR), .error_str = ("Invalid hex string."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_HEX_STR" ", " "Invalid hex string.", } , [(AWS_ERROR_INVALID_BASE64_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_BASE64_STR", .error_code = (AWS_ERROR_INVALID_BASE64_STR), .error_str = ("Invalid base64 string."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_BASE64_STR" ", " "Invalid base64 string.", } , [(AWS_ERROR_INVALID_INDEX)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_INDEX", .error_code = (AWS_ERROR_INVALID_INDEX), .error_str = ("Invalid index for list access."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_INDEX" ", " "Invalid index for list access.", } , [(AWS_ERROR_THREAD_INVALID_SETTINGS)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_INVALID_SETTINGS", .error_code = (AWS_ERROR_THREAD_INVALID_SETTINGS), .error_str = ("Invalid thread settings."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_INVALID_SETTINGS" ", " "Invalid thread settings.", } , [(AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE", .error_code = (AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE), .error_str = ("Insufficent resources for thread."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE" ", " "Insufficent resources for thread.", } , [(AWS_ERROR_THREAD_NO_PERMISSIONS)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NO_PERMISSIONS", .error_code = (AWS_ERROR_THREAD_NO_PERMISSIONS), .error_str = ("Insufficient permissions for thread operation."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NO_PERMISSIONS" ", " "Insufficient permissions for thread operation.", } , [(AWS_ERROR_THREAD_NOT_JOINABLE)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NOT_JOINABLE", .error_code = (AWS_ERROR_THREAD_NOT_JOINABLE), .error_str = ("Thread not joinable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NOT_JOINABLE" ", " "Thread not joinable.", } , [(AWS_ERROR_THREAD_NO_SUCH_THREAD_ID)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NO_SUCH_THREAD_ID", .error_code = (AWS_ERROR_THREAD_NO_SUCH_THREAD_ID), .error_str = ("No such thread ID."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NO_SUCH_THREAD_ID" ", " "No such thread ID.", } , [(AWS_ERROR_THREAD_DEADLOCK_DETECTED)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_DEADLOCK_DETECTED", .error_code = (AWS_ERROR_THREAD_DEADLOCK_DETECTED), .error_str = ("Deadlock detected in thread."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_DEADLOCK_DETECTED" ", " "Deadlock detected in thread.", } , [(AWS_ERROR_MUTEX_NOT_INIT)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_NOT_INIT", .error_code = (AWS_ERROR_MUTEX_NOT_INIT), .error_str = ("Mutex not initialized."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_NOT_INIT" ", " "Mutex not initialized.", } , [(AWS_ERROR_MUTEX_TIMEOUT)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_TIMEOUT", .error_code = (AWS_ERROR_MUTEX_TIMEOUT), .error_str = ("Mutex operation timed out."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_TIMEOUT" ", " "Mutex operation timed out.", } , [(AWS_ERROR_MUTEX_CALLER_NOT_OWNER)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_CALLER_NOT_OWNER", .error_code = (AWS_ERROR_MUTEX_CALLER_NOT_OWNER), .error_str = ("The caller of a mutex operation was not the owner."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_CALLER_NOT_OWNER" ", " "The caller of a mutex operation was not the owner.", } , [(AWS_ERROR_MUTEX_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_FAILED", .error_code = (AWS_ERROR_MUTEX_FAILED), .error_str = ("Mutex operation failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_FAILED" ", " "Mutex operation failed.", } , [(AWS_ERROR_COND_VARIABLE_INIT_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_INIT_FAILED", .error_code = (AWS_ERROR_COND_VARIABLE_INIT_FAILED), .error_str = ("Condition variable initialization failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_INIT_FAILED" ", " "Condition variable initialization failed.", } , [(AWS_ERROR_COND_VARIABLE_TIMED_OUT)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_TIMED_OUT", .error_code = (AWS_ERROR_COND_VARIABLE_TIMED_OUT), .error_str = ("Condition variable wait timed out."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_TIMED_OUT" ", " "Condition variable wait timed out.", } , [(AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN", .error_code = (AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN), .error_str = ("Condition variable unknown error."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN" ", " "Condition variable unknown error.", } , [(AWS_ERROR_CLOCK_FAILURE)-0x0000] = { .literal_name = "AWS_ERROR_CLOCK_FAILURE", .error_code = (AWS_ERROR_CLOCK_FAILURE), .error_str = ("Clock operation failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_CLOCK_FAILURE" ", " "Clock operation failed.", } , [(AWS_ERROR_LIST_EMPTY)-0x0000] = { .literal_name = "AWS_ERROR_LIST_EMPTY", .error_code = (AWS_ERROR_LIST_EMPTY), .error_str = ("Empty list."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_EMPTY" ", " "Empty list.", } , [(AWS_ERROR_DEST_COPY_TOO_SMALL)-0x0000] = { .literal_name = "AWS_ERROR_DEST_COPY_TOO_SMALL", .error_code = (AWS_ERROR_DEST_COPY_TOO_SMALL), .error_str = ("Destination of copy is too small."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_DEST_COPY_TOO_SMALL" ", " "Destination of copy is too small.", } , [(AWS_ERROR_LIST_EXCEEDS_MAX_SIZE)-0x0000] = { .literal_name = "AWS_ERROR_LIST_EXCEEDS_MAX_SIZE", .error_code = (AWS_ERROR_LIST_EXCEEDS_MAX_SIZE), .error_str = ("A requested operation on a list would exceed it's max size."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_EXCEEDS_MAX_SIZE" ", " "A requested operation on a list would exceed it's max size.", } , [(AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK)-0x0000] = { .literal_name = "AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK", .error_code = (AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK), .error_str = ("Attempt to shrink a list in static mode."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK" ", " "Attempt to shrink a list in static mode.", } , [(AWS_ERROR_PRIORITY_QUEUE_FULL)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_FULL", .error_code = (AWS_ERROR_PRIORITY_QUEUE_FULL), .error_str = ("Attempt to add items to a full preallocated queue in static mode."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_FULL" ", " "Attempt to add items to a full preallocated queue in static mode.", } , [(AWS_ERROR_PRIORITY_QUEUE_EMPTY)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_EMPTY", .error_code = (AWS_ERROR_PRIORITY_QUEUE_EMPTY), .error_str = ("Attempt to pop an item from an empty queue."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_EMPTY" ", " "Attempt to pop an item from an empty queue.", } , [(AWS_ERROR_PRIORITY_QUEUE_BAD_NODE)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_BAD_NODE", .error_code = (AWS_ERROR_PRIORITY_QUEUE_BAD_NODE), .error_str = ("Bad node handle passed to remove."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_BAD_NODE" ", " "Bad node handle passed to remove.", } , [(AWS_ERROR_HASHTBL_ITEM_NOT_FOUND)-0x0000] = { .literal_name = "AWS_ERROR_HASHTBL_ITEM_NOT_FOUND", .error_code = (AWS_ERROR_HASHTBL_ITEM_NOT_FOUND), .error_str = ("Item not found in hash table."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_HASHTBL_ITEM_NOT_FOUND" ", " "Item not found in hash table.", } , [(AWS_ERROR_INVALID_DATE_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_DATE_STR", .error_code = (AWS_ERROR_INVALID_DATE_STR), .error_str = ("Date string is invalid and cannot be parsed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_DATE_STR" ", " "Date string is invalid and cannot be parsed.", } , [(AWS_ERROR_INVALID_ARGUMENT)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_ARGUMENT", .error_code = (AWS_ERROR_INVALID_ARGUMENT), .error_str = ("An invalid argument was passed to a function."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_ARGUMENT" ", " "An invalid argument was passed to a function.", } , [(AWS_ERROR_RANDOM_GEN_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_RANDOM_GEN_FAILED", .error_code = (AWS_ERROR_RANDOM_GEN_FAILED), .error_str = ("A call to the random number generator failed. Retry later."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_RANDOM_GEN_FAILED" ", " "A call to the random number generator failed. Retry later.", } , [(AWS_ERROR_MALFORMED_INPUT_STRING)-0x0000] = { .literal_name = "AWS_ERROR_MALFORMED_INPUT_STRING", .error_code = (AWS_ERROR_MALFORMED_INPUT_STRING), .error_str = ("An input string was passed to a parser and the string was incorrectly formatted."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MALFORMED_INPUT_STRING" ", " "An input string was passed to a parser and the string was incorrectly formatted.", } , [(AWS_ERROR_UNIMPLEMENTED)-0x0000] = { .literal_name = "AWS_ERROR_UNIMPLEMENTED", .error_code = (AWS_ERROR_UNIMPLEMENTED), .error_str = ("A function was called, but is not implemented."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNIMPLEMENTED" ", " "A function was called, but is not implemented.", } , [(AWS_ERROR_INVALID_STATE)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_STATE", .error_code = (AWS_ERROR_INVALID_STATE), .error_str = ("An invalid state was encountered."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_STATE" ", " "An invalid state was encountered.", } , [(AWS_ERROR_ENVIRONMENT_GET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_GET", .error_code = (AWS_ERROR_ENVIRONMENT_GET), .error_str = ("System call failure when getting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_GET" ", " "System call failure when getting an environment variable.", } , [(AWS_ERROR_ENVIRONMENT_SET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_SET", .error_code = (AWS_ERROR_ENVIRONMENT_SET), .error_str = ("System call failure when setting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_SET" ", " "System call failure when setting an environment variable.", } , [(AWS_ERROR_ENVIRONMENT_UNSET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_UNSET", .error_code = (AWS_ERROR_ENVIRONMENT_UNSET), .error_str = ("System call failure when unsetting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_UNSET" ", " "System call failure when unsetting an environment variable.", } , [(AWS_ERROR_SYS_CALL_FAILURE)-0x0000] = { .literal_name = "AWS_ERROR_SYS_CALL_FAILURE", .error_code = (AWS_ERROR_SYS_CALL_FAILURE), .error_str = ("System call failure"), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SYS_CALL_FAILURE" ", " "System call failure", } , [(AWS_ERROR_FILE_INVALID_PATH)-0x0000] = { .literal_name = "AWS_ERROR_FILE_INVALID_PATH", .error_code = (AWS_ERROR_FILE_INVALID_PATH), .error_str = ("Invalid file path."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_FILE_INVALID_PATH" ", " "Invalid file path.", } , [(AWS_ERROR_MAX_FDS_EXCEEDED)-0x0000] = { .literal_name = "AWS_ERROR_MAX_FDS_EXCEEDED", .error_code = (AWS_ERROR_MAX_FDS_EXCEEDED), .error_str = ("The maximum number of fds has been exceeded."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MAX_FDS_EXCEEDED" ", " "The maximum number of fds has been exceeded.", } , [(AWS_ERROR_NO_PERMISSION)-0x0000] = { .literal_name = "AWS_ERROR_NO_PERMISSION", .error_code = (AWS_ERROR_NO_PERMISSION), .error_str = ("User does not have permission to perform the requested action."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_NO_PERMISSION" ", " "User does not have permission to perform the requested action.", } , [(AWS_ERROR_STREAM_UNSEEKABLE)-0x0000] = { .literal_name = "AWS_ERROR_STREAM_UNSEEKABLE", .error_code = (AWS_ERROR_STREAM_UNSEEKABLE), .error_str = ("Stream does not support seek operations"), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_STREAM_UNSEEKABLE" ", " "Stream does not support seek operations", } , }; [L8890-L8893] static struct aws_error_info_list s_list = { .error_list = errors, .count = (sizeof(errors) / sizeof((errors)[0])), }; [L8895-L8904] static struct aws_log_subject_info s_common_log_subject_infos[] = { { .subject_id = (AWS_LS_COMMON_GENERAL), .subject_name = ("aws-c-common"), .subject_description = ("Subject for aws-c-common logging that doesn't belong to any particular category") } , { .subject_id = (AWS_LS_COMMON_TASK_SCHEDULER), .subject_name = ("task-scheduler"), .subject_description = ("Subject for task scheduler or task specific logging.") } , }; [L8906-L8909] static struct aws_log_subject_info_list s_common_log_subject_list = { .subject_list = s_common_log_subject_infos, .count = (sizeof(s_common_log_subject_infos) / sizeof((s_common_log_subject_infos)[0])), }; [L8911-L8915] static _Bool s_common_library_initialized = 0 ; [L8965] CALL aws_byte_cursor_advance_nospec_harness() [L8929] struct aws_byte_cursor cursor = {__VERIFIER_nondet_ulong(), 0}; [L8929] struct aws_byte_cursor cursor = {__VERIFIER_nondet_ulong(), 0}; [L8930] size_t len = __VERIFIER_nondet_ulong(); [L8933] CALL ensure_byte_cursor_has_allocated_buffer_member(&cursor) [L6661] CALL, EXPR nondet_bool() VAL [errors={194:0}, s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] [L261] return __VERIFIER_nondet_bool(); [L6661] RET, EXPR nondet_bool() VAL [cursor={258:0}, errors={194:0}, s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] [L6661-L6663] EXPR (nondet_bool()) ? ((void *)0) : bounded_malloc(cursor->len) VAL [cursor={258:0}, errors={194:0}, s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] [L6661-L6663] cursor->ptr = (nondet_bool()) ? ((void *)0) : bounded_malloc(cursor->len) [L8933] RET ensure_byte_cursor_has_allocated_buffer_member(&cursor) [L8934] CALL, EXPR aws_byte_cursor_is_valid(&cursor) VAL [\old(cursor)={258:0}, errors={194:0}, s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] [L7354-L7355] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7355] EXPR cursor->len [L7355] EXPR (cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr)))) [L7354-L7355] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7354-L7355] return cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))); [L8934] RET, EXPR aws_byte_cursor_is_valid(&cursor) VAL [cursor={258:0}, errors={194:0}, s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] [L8934] CALL assume_abort_if_not(aws_byte_cursor_is_valid(&cursor)) VAL [\old(cond)=1, errors={194:0}, s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] [L211] COND FALSE !(!cond) [L8934] RET assume_abort_if_not(aws_byte_cursor_is_valid(&cursor)) VAL [cursor={258:0}, errors={194:0}, s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] [L8937] EXPR cursor.ptr [L8937] uint8_t *debug_ptr = cursor.ptr; [L8938] EXPR cursor.len [L8938] size_t debug_len = cursor.len; [L8939] struct aws_byte_cursor old = cursor; [L8940] struct store_byte_from_buffer old_byte_from_cursor; [L8941] EXPR cursor.ptr [L8941] EXPR cursor.len [L8941] CALL save_byte_from_array(cursor.ptr, cursor.len, &old_byte_from_cursor) [L7123] COND FALSE !(size > 0 && array && storage) VAL [errors={194:0}, s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] [L8941] RET save_byte_from_array(cursor.ptr, cursor.len, &old_byte_from_cursor) [L8944] struct aws_byte_cursor rv = aws_byte_cursor_advance_nospec(&cursor, len); VAL [cursor={258:0}, errors={194:0}, old={259:0}, old_byte_from_cursor={260:0}, rv={261:0}, s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] [L8944] CALL aws_byte_cursor_advance_nospec(&cursor, len) VAL [errors={194:0}, s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] [L8284] CALL, EXPR aws_byte_cursor_is_valid(cursor) VAL [\old(cursor)={258:0}, errors={194:0}, s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] [L7354-L7355] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7355] EXPR cursor->len [L7355] EXPR (cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr)))) [L7354-L7355] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7354-L7355] return cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))); [L8284] RET, EXPR aws_byte_cursor_is_valid(cursor) VAL [\old(cursor)={258:0}, \old(len)=(((unsigned __int128) 1 << 64) | 1), cursor={258:0}, errors={194:0}, len=(((unsigned __int128) 1 << 64) | 1), s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] [L8284] CALL assume_abort_if_not((aws_byte_cursor_is_valid(cursor))) VAL [\old(cond)=1, errors={194:0}, s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] [L211] COND FALSE !(!cond) [L8284] RET assume_abort_if_not((aws_byte_cursor_is_valid(cursor))) VAL [\old(cursor)={258:0}, \old(len)=(((unsigned __int128) 1 << 64) | 1), cursor={258:0}, errors={194:0}, len=(((unsigned __int128) 1 << 64) | 1), s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] [L8286] struct aws_byte_cursor rv; [L8288] EXPR cursor->len [L8288-L8292] len <= cursor->len && len <= ( (18446744073709551615UL) >> 1) && cursor->len <= ( (18446744073709551615UL) >> 1) [L8288-L8292] COND FALSE !(len <= cursor->len && len <= ( (18446744073709551615UL) >> 1) && cursor->len <= ( (18446744073709551615UL) >> 1)) [L8313-L8314] rv.ptr = ((void *)0) [L8316] rv.len = 0 VAL [\old(cursor)={258:0}, \old(len)=(((unsigned __int128) 1 << 64) | 1), cursor={258:0}, errors={194:0}, mask=(((unsigned __int128) 1 << 64) | 816), rv={257:0}, s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] [L8319] CALL, EXPR aws_byte_cursor_is_valid(cursor) VAL [\old(cursor)={258:0}, errors={194:0}, s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] [L7354-L7355] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7355] EXPR cursor->len [L7355] EXPR (cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr)))) [L7354-L7355] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7354-L7355] return cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))); [L8319] RET, EXPR aws_byte_cursor_is_valid(cursor) VAL [\old(cursor)={258:0}, \old(len)=(((unsigned __int128) 1 << 64) | 1), cursor={258:0}, errors={194:0}, mask=(((unsigned __int128) 1 << 64) | 816), rv={257:0}, s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] [L8319] CALL __VERIFIER_assert(!((aws_byte_cursor_is_valid(cursor)))) VAL [\old(cond)=0, errors={194:0}, s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] [L223] COND TRUE !cond VAL [\old(cond)=0, errors={194:0}, s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] [L223] reach_error() VAL [\old(cond)=0, errors={194:0}, s_can_fail_allocator_static={192:0}, s_common_library_initialized=0, s_common_log_subject_infos={195:0}, s_tolower_table={193:0}, tl_last_error=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 145.0s, OverallIterations: 1, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=69occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 28.7s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 31 NumberOfCodeBlocks, 31 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 05:26:02,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E --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 78eb38d6bf3586b94afef9b9563a4418baaa3316932367911cecf1c3731c38b2 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:26:05,418 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:26:05,533 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2024-11-14 05:26:05,540 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:26:05,540 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:26:05,563 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:26:05,564 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:26:05,564 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:26:05,564 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:26:05,564 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:26:05,564 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:26:05,565 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:26:05,565 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:26:05,565 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:26:05,565 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:26:05,565 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:26:05,565 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:26:05,565 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:26:05,566 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:26:05,566 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:26:05,566 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:26:05,566 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:26:05,566 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 05:26:05,566 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 05:26:05,566 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:26:05,566 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 05:26:05,566 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:26:05,567 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:26:05,567 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:26:05,567 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 05:26:05,567 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:26:05,567 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:26:05,567 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:26:05,567 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:26:05,567 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:26:05,568 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:26:05,568 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 05:26:05,568 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 05:26:05,568 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:26:05,568 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:26:05,568 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E 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 -> 78eb38d6bf3586b94afef9b9563a4418baaa3316932367911cecf1c3731c38b2 [2024-11-14 05:26:05,890 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:26:05,899 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:26:05,901 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:26:05,902 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:26:05,903 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:26:05,904 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i Unable to find full path for "g++" [2024-11-14 05:26:07,971 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:26:08,703 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:26:08,704 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i [2024-11-14 05:26:08,749 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/data/d12f852c7/7f338d4122db49bdb0cd5b0d4a973686/FLAG906d46b98 [2024-11-14 05:26:08,766 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/data/d12f852c7/7f338d4122db49bdb0cd5b0d4a973686 [2024-11-14 05:26:08,769 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:26:08,772 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:26:08,774 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:26:08,774 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:26:08,779 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:26:08,780 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:26:08" (1/1) ... [2024-11-14 05:26:08,782 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28c1df99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:26:08, skipping insertion in model container [2024-11-14 05:26:08,784 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:26:08" (1/1) ... [2024-11-14 05:26:08,912 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:26:09,262 WARN L250 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_6d452ae7-12b9-4477-a332-00f0147078bc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4504,4517] [2024-11-14 05:26:09,274 WARN L250 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_6d452ae7-12b9-4477-a332-00f0147078bc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4564,4577] [2024-11-14 05:26:10,373 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:10,540 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:10,541 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:10,542 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:10,562 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:10,566 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:10,570 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:10,571 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:10,572 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:10,576 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:10,578 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:10,585 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:10,585 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:10,623 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:10,626 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:10,644 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:10,647 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:10,647 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:10,648 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:10,650 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:10,653 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:10,654 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:10,654 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,319 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,320 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,321 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,321 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,507 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,529 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,535 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,543 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,666 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,668 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,670 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,675 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:11,675 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:11,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:26:11,824 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-14 05:26:11,861 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:26:11,871 WARN L250 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_6d452ae7-12b9-4477-a332-00f0147078bc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4504,4517] [2024-11-14 05:26:11,873 WARN L250 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_6d452ae7-12b9-4477-a332-00f0147078bc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4564,4577] [2024-11-14 05:26:11,932 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,956 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,958 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,958 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,962 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,966 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:11,966 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:11,967 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:11,967 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,968 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:11,968 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:11,970 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,970 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,971 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,972 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,980 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:11,981 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,982 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:11,983 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,984 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:11,985 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:11,987 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:11,987 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:12,065 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:12,066 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:12,067 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:12,067 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:12,127 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:12,154 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:12,161 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:12,170 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:12,231 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:12,234 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:12,237 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-14 05:26:12,237 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:12,238 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:12,274 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:26:12,332 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:26:12,345 WARN L250 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_6d452ae7-12b9-4477-a332-00f0147078bc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4504,4517] [2024-11-14 05:26:12,349 WARN L250 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_6d452ae7-12b9-4477-a332-00f0147078bc/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4564,4577] [2024-11-14 05:26:12,438 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:12,438 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:12,438 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:12,439 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:12,439 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:12,449 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:12,454 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:12,455 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:12,455 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:12,673 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-11-14 05:26:12,676 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:12,677 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-14 05:26:12,702 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-11-14 05:26:12,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:26:13,024 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:26:13,025 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:26:13 WrapperNode [2024-11-14 05:26:13,025 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:26:13,026 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:26:13,026 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:26:13,026 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:26:13,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:26:13" (1/1) ... [2024-11-14 05:26:13,119 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:26:13" (1/1) ... [2024-11-14 05:26:13,197 INFO L138 Inliner]: procedures = 699, calls = 2636, calls flagged for inlining = 58, calls inlined = 7, statements flattened = 907 [2024-11-14 05:26:13,197 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:26:13,198 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:26:13,198 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:26:13,198 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:26:13,214 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:26:13" (1/1) ... [2024-11-14 05:26:13,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:26:13" (1/1) ... [2024-11-14 05:26:13,233 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:26:13" (1/1) ... [2024-11-14 05:26:13,233 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:26:13" (1/1) ... [2024-11-14 05:26:13,299 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:26:13" (1/1) ... [2024-11-14 05:26:13,306 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:26:13" (1/1) ... [2024-11-14 05:26:13,312 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:26:13" (1/1) ... [2024-11-14 05:26:13,316 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:26:13" (1/1) ... [2024-11-14 05:26:13,325 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:26:13,326 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:26:13,327 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:26:13,327 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:26:13,328 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:26:13" (1/1) ... [2024-11-14 05:26:13,333 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:26:13,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:26:13,375 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:26:13,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:26:13,405 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-14 05:26:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-14 05:26:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-14 05:26:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-14 05:26:13,407 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-14 05:26:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 05:26:13,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-14 05:26:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2024-11-14 05:26:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-14 05:26:13,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-14 05:26:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-14 05:26:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:26:13,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-14 05:26:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:26:13,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:26:13,409 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-14 05:26:13,409 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-14 05:26:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-14 05:26:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-14 05:26:13,410 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-14 05:26:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2024-11-14 05:26:13,410 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-14 05:26:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-14 05:26:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-14 05:26:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-14 05:26:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-14 05:26:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2024-11-14 05:26:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-14 05:26:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-14 05:26:13,411 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_advance_nospec [2024-11-14 05:26:13,411 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_advance_nospec [2024-11-14 05:26:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-14 05:26:13,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-14 05:26:13,825 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:26:13,827 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:26:22,371 INFO L? ?]: Removed 80 outVars from TransFormulas that were not future-live. [2024-11-14 05:26:22,372 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:26:22,388 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:26:22,388 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-14 05:26:22,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:26:22 BoogieIcfgContainer [2024-11-14 05:26:22,389 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:26:22,392 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:26:22,393 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:26:22,398 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:26:22,398 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:26:08" (1/3) ... [2024-11-14 05:26:22,399 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36ea4d84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:26:22, skipping insertion in model container [2024-11-14 05:26:22,399 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:26:13" (2/3) ... [2024-11-14 05:26:22,400 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36ea4d84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:26:22, skipping insertion in model container [2024-11-14 05:26:22,400 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:26:22" (3/3) ... [2024-11-14 05:26:22,402 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_advance_nospec_harness_negated.i [2024-11-14 05:26:22,419 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:26:22,421 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_cursor_advance_nospec_harness_negated.i that has 8 procedures, 95 locations, 1 initial locations, 0 loop locations, and 1 error locations. [2024-11-14 05:26:22,511 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:26:22,526 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;@5ae6e851, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:26:22,526 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:26:22,532 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 63 states have (on average 1.253968253968254) internal successors, (79), 64 states have internal predecessors, (79), 23 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2024-11-14 05:26:22,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-14 05:26:22,543 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:26:22,544 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2024-11-14 05:26:22,545 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:26:22,552 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:26:22,553 INFO L85 PathProgramCache]: Analyzing trace with hash 2018675595, now seen corresponding path program 1 times [2024-11-14 05:26:22,581 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:26:22,581 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1491624539] [2024-11-14 05:26:22,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:26:22,582 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:26:22,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:26:22,588 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:26:22,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-14 05:28:02,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:28:02,930 INFO L255 TraceCheckSpWp]: Trace formula consists of 4101 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-14 05:28:02,938 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:28:02,965 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-14 05:28:02,965 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:28:02,966 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:28:02,966 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1491624539] [2024-11-14 05:28:02,966 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1491624539] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:28:02,966 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:28:02,967 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-14 05:28:02,970 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70823318] [2024-11-14 05:28:02,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:28:02,976 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-14 05:28:02,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:28:03,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-14 05:28:03,004 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 05:28:03,006 INFO L87 Difference]: Start difference. First operand has 95 states, 63 states have (on average 1.253968253968254) internal successors, (79), 64 states have internal predecessors, (79), 23 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-14 05:28:03,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:28:03,057 INFO L93 Difference]: Finished difference Result 180 states and 254 transitions. [2024-11-14 05:28:03,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-14 05:28:03,059 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 49 [2024-11-14 05:28:03,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:28:03,069 INFO L225 Difference]: With dead ends: 180 [2024-11-14 05:28:03,070 INFO L226 Difference]: Without dead ends: 85 [2024-11-14 05:28:03,076 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-14 05:28:03,081 INFO L432 NwaCegarLoop]: 123 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:28:03,084 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-14 05:28:03,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-11-14 05:28:03,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2024-11-14 05:28:03,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 55 states have (on average 1.2181818181818183) internal successors, (67), 57 states have internal predecessors, (67), 23 states have call successors, (23), 7 states have call predecessors, (23), 6 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2024-11-14 05:28:03,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 110 transitions. [2024-11-14 05:28:03,144 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 110 transitions. Word has length 49 [2024-11-14 05:28:03,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:28:03,147 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 110 transitions. [2024-11-14 05:28:03,147 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-14 05:28:03,147 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 110 transitions. [2024-11-14 05:28:03,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-11-14 05:28:03,151 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:28:03,152 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2024-11-14 05:28:03,248 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-14 05:28:03,353 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:28:03,353 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:28:03,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:28:03,354 INFO L85 PathProgramCache]: Analyzing trace with hash 1272366855, now seen corresponding path program 1 times [2024-11-14 05:28:03,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:28:03,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [391300917] [2024-11-14 05:28:03,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:28:03,360 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:28:03,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:28:03,364 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:28:03,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-14 05:29:49,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:29:49,359 INFO L255 TraceCheckSpWp]: Trace formula consists of 4101 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-14 05:29:49,366 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:29:49,812 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2024-11-14 05:29:49,813 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:29:49,813 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:29:49,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [391300917] [2024-11-14 05:29:49,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [391300917] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:29:49,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:29:49,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-14 05:29:49,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [164158620] [2024-11-14 05:29:49,814 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:29:49,815 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-14 05:29:49,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:29:49,816 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-14 05:29:49,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 05:29:49,816 INFO L87 Difference]: Start difference. First operand 85 states and 110 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-14 05:29:50,138 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:29:50,138 INFO L93 Difference]: Finished difference Result 156 states and 207 transitions. [2024-11-14 05:29:50,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-14 05:29:50,140 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 49 [2024-11-14 05:29:50,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:29:50,142 INFO L225 Difference]: With dead ends: 156 [2024-11-14 05:29:50,143 INFO L226 Difference]: Without dead ends: 88 [2024-11-14 05:29:50,144 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-14 05:29:50,145 INFO L432 NwaCegarLoop]: 100 mSDtfsCounter, 20 mSDsluCounter, 160 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 260 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-14 05:29:50,145 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 260 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-14 05:29:50,147 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2024-11-14 05:29:50,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2024-11-14 05:29:50,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 57 states have (on average 1.2105263157894737) internal successors, (69), 60 states have internal predecessors, (69), 23 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (24), 20 states have call predecessors, (24), 20 states have call successors, (24) [2024-11-14 05:29:50,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 116 transitions. [2024-11-14 05:29:50,170 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 116 transitions. Word has length 49 [2024-11-14 05:29:50,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:29:50,170 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 116 transitions. [2024-11-14 05:29:50,171 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2024-11-14 05:29:50,171 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2024-11-14 05:29:50,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-14 05:29:50,172 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:29:50,173 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2024-11-14 05:29:50,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-14 05:29:50,373 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:29:50,374 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:29:50,374 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:29:50,374 INFO L85 PathProgramCache]: Analyzing trace with hash -2108035540, now seen corresponding path program 1 times [2024-11-14 05:29:50,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:29:50,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1764730807] [2024-11-14 05:29:50,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:29:50,377 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:29:50,377 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:29:50,379 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:29:50,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-14 05:31:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:31:24,947 INFO L255 TraceCheckSpWp]: Trace formula consists of 4105 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-14 05:31:24,952 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:31:25,359 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-14 05:31:25,359 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:31:25,359 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:31:25,360 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1764730807] [2024-11-14 05:31:25,360 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1764730807] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:31:25,360 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:31:25,360 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-14 05:31:25,360 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636769321] [2024-11-14 05:31:25,360 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:31:25,361 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-14 05:31:25,361 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:31:25,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-14 05:31:25,362 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-14 05:31:25,362 INFO L87 Difference]: Start difference. First operand 88 states and 116 transitions. Second operand has 7 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-14 05:31:27,727 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:29,733 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:31,737 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:33,745 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-14 05:31:34,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:31:34,049 INFO L93 Difference]: Finished difference Result 149 states and 197 transitions. [2024-11-14 05:31:34,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-14 05:31:34,051 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) Word has length 51 [2024-11-14 05:31:34,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:31:34,052 INFO L225 Difference]: With dead ends: 149 [2024-11-14 05:31:34,053 INFO L226 Difference]: Without dead ends: 88 [2024-11-14 05:31:34,053 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-14 05:31:34,054 INFO L432 NwaCegarLoop]: 96 mSDtfsCounter, 36 mSDsluCounter, 414 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 15 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 510 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2024-11-14 05:31:34,054 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 510 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 73 Invalid, 4 Unknown, 0 Unchecked, 8.6s Time] [2024-11-14 05:31:34,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2024-11-14 05:31:34,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2024-11-14 05:31:34,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 57 states have (on average 1.2105263157894737) internal successors, (69), 60 states have internal predecessors, (69), 23 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (22), 20 states have call predecessors, (22), 20 states have call successors, (22) [2024-11-14 05:31:34,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 114 transitions. [2024-11-14 05:31:34,070 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 114 transitions. Word has length 51 [2024-11-14 05:31:34,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:31:34,071 INFO L471 AbstractCegarLoop]: Abstraction has 88 states and 114 transitions. [2024-11-14 05:31:34,071 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-14 05:31:34,071 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 114 transitions. [2024-11-14 05:31:34,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-11-14 05:31:34,072 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:31:34,073 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2024-11-14 05:31:34,165 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-11-14 05:31:34,273 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:31:34,274 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:31:34,274 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:31:34,275 INFO L85 PathProgramCache]: Analyzing trace with hash -760550602, now seen corresponding path program 1 times [2024-11-14 05:31:34,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:31:34,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1339933345] [2024-11-14 05:31:34,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:31:34,279 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-14 05:31:34,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:31:34,282 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-14 05:31:34,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d452ae7-12b9-4477-a332-00f0147078bc/bin/utaipan-verify-sOmjnqqW8E/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-14 05:33:06,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:33:06,484 INFO L255 TraceCheckSpWp]: Trace formula consists of 4113 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-14 05:33:06,490 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:33:09,102 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-14 05:33:09,102 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-14 05:33:16,341 WARN L286 SmtUtils]: Spent 5.72s on a formula simplification. DAG size of input: 250 DAG size of output: 148 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-11-14 05:33:16,342 INFO L349 Elim1Store]: treesize reduction 382, result has 53.2 percent of original size [2024-11-14 05:33:16,344 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 128 treesize of output 470