./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje --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 eb16ce57f148cd0a3f1a30b23c27b5601e2ffeb5bb3593f6e64dd708af61f42d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:04:04,008 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:04:04,132 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-09 07:04:04,145 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:04:04,146 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:04:04,195 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:04:04,196 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:04:04,196 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:04:04,197 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:04:04,199 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:04:04,200 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:04:04,201 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:04:04,201 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:04:04,202 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 07:04:04,205 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:04:04,205 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:04:04,206 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 07:04:04,206 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 07:04:04,207 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:04:04,207 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 07:04:04,207 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 07:04:04,208 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 07:04:04,209 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:04:04,209 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:04:04,210 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 07:04:04,210 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:04:04,211 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:04:04,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:04:04,211 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:04:04,212 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:04:04,212 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:04:04,213 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:04:04,213 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:04:04,214 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:04:04,214 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:04:04,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:04:04,215 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:04:04,215 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:04:04,216 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:04:04,216 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 07:04:04,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 07:04:04,217 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:04:04,217 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:04:04,218 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 07:04:04,218 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb16ce57f148cd0a3f1a30b23c27b5601e2ffeb5bb3593f6e64dd708af61f42d [2024-11-09 07:04:04,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:04:04,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:04:04,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:04:04,559 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:04:04,560 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:04:04,561 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness_negated.i Unable to find full path for "g++" [2024-11-09 07:04:06,878 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:04:07,639 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:04:07,640 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness_negated.i [2024-11-09 07:04:07,696 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/data/35044e8ff/6507d493c9cb4146831b62e044dfcc2a/FLAGfe151bc61 [2024-11-09 07:04:07,718 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/data/35044e8ff/6507d493c9cb4146831b62e044dfcc2a [2024-11-09 07:04:07,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:04:07,723 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:04:07,725 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:04:07,725 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:04:07,734 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:04:07,735 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:04:07" (1/1) ... [2024-11-09 07:04:07,736 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76faaaac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:07, skipping insertion in model container [2024-11-09 07:04:07,737 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:04:07" (1/1) ... [2024-11-09 07:04:07,907 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:04:08,300 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_4a3d269e-b07c-44e9-903d-443e90093cef/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness_negated.i[4500,4513] [2024-11-09 07:04:08,311 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_4a3d269e-b07c-44e9-903d-443e90093cef/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness_negated.i[4560,4573] [2024-11-09 07:04:09,788 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:09,790 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:09,791 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:09,792 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:09,794 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:09,816 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:09,817 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:09,821 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:09,822 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:10,894 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:10,895 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:11,034 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:04:11,107 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:04:11,128 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_4a3d269e-b07c-44e9-903d-443e90093cef/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness_negated.i[4500,4513] [2024-11-09 07:04:11,128 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_4a3d269e-b07c-44e9-903d-443e90093cef/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness_negated.i[4560,4573] [2024-11-09 07:04:11,196 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:11,196 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:11,197 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:11,197 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:11,198 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:11,209 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:11,210 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:11,212 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:11,213 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:11,504 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-11-09 07:04:11,505 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:11,506 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:04:11,523 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-11-09 07:04:11,538 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:04:11,835 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:04:11,836 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:11 WrapperNode [2024-11-09 07:04:11,836 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:04:11,838 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:04:11,838 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:04:11,839 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:04:11,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:11" (1/1) ... [2024-11-09 07:04:11,962 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:11" (1/1) ... [2024-11-09 07:04:12,051 INFO L138 Inliner]: procedures = 679, calls = 2595, calls flagged for inlining = 55, calls inlined = 3, statements flattened = 726 [2024-11-09 07:04:12,052 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:04:12,053 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:04:12,053 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:04:12,053 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:04:12,073 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:11" (1/1) ... [2024-11-09 07:04:12,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:11" (1/1) ... [2024-11-09 07:04:12,086 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:11" (1/1) ... [2024-11-09 07:04:12,087 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:11" (1/1) ... [2024-11-09 07:04:12,125 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:11" (1/1) ... [2024-11-09 07:04:12,130 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:11" (1/1) ... [2024-11-09 07:04:12,136 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:11" (1/1) ... [2024-11-09 07:04:12,140 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:11" (1/1) ... [2024-11-09 07:04:12,149 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:04:12,150 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:04:12,150 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:04:12,150 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:04:12,151 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:11" (1/1) ... [2024-11-09 07:04:12,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:04:12,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:04:12,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:04:12,222 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:04:12,264 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-09 07:04:12,265 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-09 07:04:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-09 07:04:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 07:04:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 07:04:12,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 07:04:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 07:04:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:04:12,265 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:04:12,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:04:12,266 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_array_ignore_case [2024-11-09 07:04:12,266 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_array_ignore_case [2024-11-09 07:04:12,266 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-09 07:04:12,266 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-09 07:04:12,266 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-09 07:04:12,266 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-09 07:04:12,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 07:04:12,267 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-09 07:04:12,267 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-09 07:04:12,267 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:04:12,267 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:04:12,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 07:04:12,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 07:04:12,638 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:04:12,641 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:04:20,555 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-11-09 07:04:20,555 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:04:21,250 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:04:21,251 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 07:04:21,251 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:04:21 BoogieIcfgContainer [2024-11-09 07:04:21,251 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:04:21,256 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:04:21,256 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:04:21,261 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:04:21,261 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:04:07" (1/3) ... [2024-11-09 07:04:21,262 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62a10479 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:04:21, skipping insertion in model container [2024-11-09 07:04:21,262 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:04:11" (2/3) ... [2024-11-09 07:04:21,263 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62a10479 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:04:21, skipping insertion in model container [2024-11-09 07:04:21,263 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:04:21" (3/3) ... [2024-11-09 07:04:21,266 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_array_ignore_case_harness_negated.i [2024-11-09 07:04:21,287 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:04:21,287 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:04:21,365 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:04:21,377 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;@7d11ff89, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:04:21,377 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:04:21,383 INFO L276 IsEmpty]: Start isEmpty. Operand has 42 states, 23 states have (on average 1.2173913043478262) internal successors, (28), 24 states have internal predecessors, (28), 10 states have call successors, (10), 7 states have call predecessors, (10), 7 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-09 07:04:21,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 07:04:21,401 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:04:21,402 INFO L215 NwaCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:04:21,405 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:04:21,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:04:21,412 INFO L85 PathProgramCache]: Analyzing trace with hash 1786965942, now seen corresponding path program 1 times [2024-11-09 07:04:21,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 07:04:21,426 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823605980] [2024-11-09 07:04:21,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:04:21,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 07:06:26,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 07:06:26,609 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 07:06:27,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 07:06:28,377 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 07:06:28,380 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 07:06:28,381 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 07:06:28,384 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 07:06:28,388 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 07:06:28,470 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 07:06:28,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 07:06:28 BoogieIcfgContainer [2024-11-09 07:06:28,477 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 07:06:28,478 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 07:06:28,480 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 07:06:28,481 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 07:06:28,481 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:04:21" (3/4) ... [2024-11-09 07:06:28,486 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 07:06:28,487 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 07:06:28,489 INFO L158 Benchmark]: Toolchain (without parser) took 140765.67ms. Allocated memory was 140.5MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 100.6MB in the beginning and 1.0GB in the end (delta: -914.4MB). Peak memory consumption was 311.3MB. Max. memory is 16.1GB. [2024-11-09 07:06:28,491 INFO L158 Benchmark]: CDTParser took 1.66ms. Allocated memory is still 140.5MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 07:06:28,491 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4111.46ms. Allocated memory was 140.5MB in the beginning and 184.5MB in the end (delta: 44.0MB). Free memory was 100.6MB in the beginning and 107.4MB in the end (delta: -6.9MB). Peak memory consumption was 86.5MB. Max. memory is 16.1GB. [2024-11-09 07:06:28,495 INFO L158 Benchmark]: Boogie Procedure Inliner took 214.29ms. Allocated memory is still 184.5MB. Free memory was 107.4MB in the beginning and 96.0MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 07:06:28,496 INFO L158 Benchmark]: Boogie Preprocessor took 96.09ms. Allocated memory is still 184.5MB. Free memory was 96.0MB in the beginning and 89.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 07:06:28,496 INFO L158 Benchmark]: RCFGBuilder took 9101.81ms. Allocated memory was 184.5MB in the beginning and 333.4MB in the end (delta: 148.9MB). Free memory was 89.7MB in the beginning and 214.8MB in the end (delta: -125.2MB). Peak memory consumption was 148.8MB. Max. memory is 16.1GB. [2024-11-09 07:06:28,497 INFO L158 Benchmark]: TraceAbstraction took 127221.83ms. Allocated memory was 333.4MB in the beginning and 1.4GB in the end (delta: 1.0GB). Free memory was 213.8MB in the beginning and 1.0GB in the end (delta: -802.2MB). Peak memory consumption was 821.5MB. Max. memory is 16.1GB. [2024-11-09 07:06:28,497 INFO L158 Benchmark]: Witness Printer took 9.35ms. Allocated memory is still 1.4GB. Free memory was 1.0GB in the beginning and 1.0GB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 07:06:28,504 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.66ms. Allocated memory is still 140.5MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4111.46ms. Allocated memory was 140.5MB in the beginning and 184.5MB in the end (delta: 44.0MB). Free memory was 100.6MB in the beginning and 107.4MB in the end (delta: -6.9MB). Peak memory consumption was 86.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 214.29ms. Allocated memory is still 184.5MB. Free memory was 107.4MB in the beginning and 96.0MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.09ms. Allocated memory is still 184.5MB. Free memory was 96.0MB in the beginning and 89.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 9101.81ms. Allocated memory was 184.5MB in the beginning and 333.4MB in the end (delta: 148.9MB). Free memory was 89.7MB in the beginning and 214.8MB in the end (delta: -125.2MB). Peak memory consumption was 148.8MB. Max. memory is 16.1GB. * TraceAbstraction took 127221.83ms. Allocated memory was 333.4MB in the beginning and 1.4GB in the end (delta: 1.0GB). Free memory was 213.8MB in the beginning and 1.0GB in the end (delta: -802.2MB). Peak memory consumption was 821.5MB. Max. memory is 16.1GB. * Witness Printer took 9.35ms. Allocated memory is still 1.4GB. Free memory was 1.0GB in the beginning and 1.0GB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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. 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 ; [L8940] CALL aws_hash_array_ignore_case_harness() [L8929] CALL, EXPR nondet_size_t() 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] [L263] return __VERIFIER_nondet_ulong(); [L8929] RET, EXPR nondet_size_t() 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] [L8929] size_t length = nondet_size_t(); [L8930] CALL assume_abort_if_not(length < 10) 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) [L8930] RET assume_abort_if_not(length < 10) VAL [errors={194:0}, length=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] [L8931] CALL, EXPR can_fail_malloc(length) VAL [\old(size)=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] [L6888] 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(); [L6888] RET, EXPR nondet_bool() VAL [\old(size)=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}, size=0, tl_last_error=0] [L6888-L6890] EXPR nondet_bool() ? ((void *)0) : bounded_malloc(size) VAL [\old(size)=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}, size=0, tl_last_error=0] [L6888-L6890] return nondet_bool() ? ((void *)0) : bounded_malloc(size); [L8931] RET, EXPR can_fail_malloc(length) VAL [errors={194:0}, length=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] [L8931] uint8_t *array = can_fail_malloc(length); [L8932] CALL assume_abort_if_not(((((length)) == 0) || ((array)))) 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) [L8932] RET assume_abort_if_not(((((length)) == 0) || ((array)))) VAL [array={0:0}, errors={194:0}, length=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] [L8935] CALL, EXPR aws_hash_array_ignore_case(array, length) VAL [\old(array)={0:0}, \old(len)=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] [L7763] CALL assume_abort_if_not((((((len)) == 0) || ((array))))) 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) [L7763] RET assume_abort_if_not((((((len)) == 0) || ((array))))) VAL [\old(array)={0:0}, \old(len)=0, array={0:0}, errors={194:0}, len=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] [L7765] const uint64_t fnv_offset_basis = 0xcbf29ce484222325ULL; [L7766] const uint64_t fnv_prime = 0x100000001b3ULL; [L7768] const uint8_t *i = array; [L7769] const uint8_t *end = i + len; [L7771] uint64_t hash = fnv_offset_basis; VAL [\old(array)={0:0}, \old(len)=0, end={0:0}, errors={194:0}, fnv_prime=1099511628211, hash=14695981039346656037U, i={0:0}, 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] [L7772] COND TRUE i != end VAL [\old(array)={0:0}, \old(len)=0, errors={194:0}, fnv_prime=1099511628211, hash=14695981039346656037U, 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] [L7781] return hash; [L8935] RET, EXPR aws_hash_array_ignore_case(array, length) VAL [array={0:0}, errors={194:0}, length=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] [L8935] uint64_t rval = aws_hash_array_ignore_case(array, length); [L8938] CALL __VERIFIER_assert(!(((((length)) == 0) || ((array))))) 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, 42 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 127.0s, 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=42occurred 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, 2.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 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 [2024-11-09 07:06:28,607 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje --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 eb16ce57f148cd0a3f1a30b23c27b5601e2ffeb5bb3593f6e64dd708af61f42d --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 07:06:31,447 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 07:06:31,548 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2024-11-09 07:06:31,556 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 07:06:31,556 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 07:06:31,601 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 07:06:31,602 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 07:06:31,602 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 07:06:31,603 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 07:06:31,608 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 07:06:31,608 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 07:06:31,609 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 07:06:31,609 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 07:06:31,609 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 07:06:31,610 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 07:06:31,610 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 07:06:31,611 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 07:06:31,611 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 07:06:31,611 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 07:06:31,611 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 07:06:31,614 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 07:06:31,614 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 07:06:31,615 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 07:06:31,615 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 07:06:31,615 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 07:06:31,616 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 07:06:31,616 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 07:06:31,616 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 07:06:31,617 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 07:06:31,617 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 07:06:31,617 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 07:06:31,618 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 07:06:31,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:06:31,618 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 07:06:31,618 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 07:06:31,619 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 07:06:31,619 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 07:06:31,619 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 07:06:31,619 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 07:06:31,620 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 07:06:31,622 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> eb16ce57f148cd0a3f1a30b23c27b5601e2ffeb5bb3593f6e64dd708af61f42d [2024-11-09 07:06:32,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 07:06:32,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 07:06:32,126 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 07:06:32,128 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 07:06:32,128 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 07:06:32,130 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness_negated.i Unable to find full path for "g++" [2024-11-09 07:06:34,409 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 07:06:35,104 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 07:06:35,107 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness_negated.i [2024-11-09 07:06:35,168 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/data/53ffda3a9/b8a9792f600c4382a1408ca386386667/FLAG2a045ef26 [2024-11-09 07:06:35,194 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/data/53ffda3a9/b8a9792f600c4382a1408ca386386667 [2024-11-09 07:06:35,201 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 07:06:35,203 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 07:06:35,206 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 07:06:35,208 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 07:06:35,215 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 07:06:35,216 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:06:35" (1/1) ... [2024-11-09 07:06:35,218 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@169650be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:06:35, skipping insertion in model container [2024-11-09 07:06:35,220 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 07:06:35" (1/1) ... [2024-11-09 07:06:35,358 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:06:35,793 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_4a3d269e-b07c-44e9-903d-443e90093cef/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness_negated.i[4500,4513] [2024-11-09 07:06:35,801 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_4a3d269e-b07c-44e9-903d-443e90093cef/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness_negated.i[4560,4573] [2024-11-09 07:06:36,683 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:36,827 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:36,831 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:36,833 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:36,857 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:36,862 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:36,863 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:36,864 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:36,865 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:36,865 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:36,871 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:36,874 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:36,879 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:36,882 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:36,886 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:36,903 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:36,904 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:36,904 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:36,905 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:36,907 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:36,907 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:36,908 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:36,909 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:37,451 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:37,452 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:37,453 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:37,454 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:37,714 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:37,757 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:37,769 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:37,786 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:37,923 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:37,925 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:37,928 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:37,933 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:37,934 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,066 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:06:38,172 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-09 07:06:38,239 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 07:06:38,247 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_4a3d269e-b07c-44e9-903d-443e90093cef/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness_negated.i[4500,4513] [2024-11-09 07:06:38,247 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_4a3d269e-b07c-44e9-903d-443e90093cef/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness_negated.i[4560,4573] [2024-11-09 07:06:38,281 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,300 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,305 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,305 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,313 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,318 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,319 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,319 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,320 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,321 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,321 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,327 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,328 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,330 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,334 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,343 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,344 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,344 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,344 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,346 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,346 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,346 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,347 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,433 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,433 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,434 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,435 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,484 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,494 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,499 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,508 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,561 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,565 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,568 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-09 07:06:38,568 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,569 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,641 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:06:38,701 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 07:06:38,722 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_4a3d269e-b07c-44e9-903d-443e90093cef/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness_negated.i[4500,4513] [2024-11-09 07:06:38,722 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_4a3d269e-b07c-44e9-903d-443e90093cef/sv-benchmarks/c/aws-c-common/aws_hash_array_ignore_case_harness_negated.i[4560,4573] [2024-11-09 07:06:38,783 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,783 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,784 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,785 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,786 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,797 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,801 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,802 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:38,803 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:39,158 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-11-09 07:06:39,161 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:39,162 WARN L1698 CHandler]: Possible shadowing of function index [2024-11-09 07:06:39,188 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-11-09 07:06:39,262 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 07:06:39,709 INFO L204 MainTranslator]: Completed translation [2024-11-09 07:06:39,710 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:06:39 WrapperNode [2024-11-09 07:06:39,710 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 07:06:39,712 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 07:06:39,712 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 07:06:39,713 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 07:06:39,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:06:39" (1/1) ... [2024-11-09 07:06:39,876 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:06:39" (1/1) ... [2024-11-09 07:06:40,007 INFO L138 Inliner]: procedures = 699, calls = 2595, calls flagged for inlining = 55, calls inlined = 3, statements flattened = 727 [2024-11-09 07:06:40,008 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 07:06:40,010 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 07:06:40,011 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 07:06:40,011 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 07:06:40,023 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:06:39" (1/1) ... [2024-11-09 07:06:40,024 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:06:39" (1/1) ... [2024-11-09 07:06:40,033 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:06:39" (1/1) ... [2024-11-09 07:06:40,034 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:06:39" (1/1) ... [2024-11-09 07:06:40,067 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:06:39" (1/1) ... [2024-11-09 07:06:40,076 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:06:39" (1/1) ... [2024-11-09 07:06:40,091 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:06:39" (1/1) ... [2024-11-09 07:06:40,099 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:06:39" (1/1) ... [2024-11-09 07:06:40,117 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 07:06:40,118 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 07:06:40,118 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 07:06:40,118 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 07:06:40,119 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:06:39" (1/1) ... [2024-11-09 07:06:40,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 07:06:40,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 07:06:40,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 07:06:40,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 07:06:40,207 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-09 07:06:40,208 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-09 07:06:40,208 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 07:06:40,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-09 07:06:40,209 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 07:06:40,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 07:06:40,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-09 07:06:40,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 07:06:40,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 07:06:40,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 07:06:40,210 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_array_ignore_case [2024-11-09 07:06:40,211 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_array_ignore_case [2024-11-09 07:06:40,211 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-09 07:06:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-09 07:06:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-11-09 07:06:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-09 07:06:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-09 07:06:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-09 07:06:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-09 07:06:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-09 07:06:40,212 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 07:06:40,212 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 07:06:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-09 07:06:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2024-11-09 07:06:40,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-09 07:06:40,643 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 07:06:40,646 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 07:06:47,409 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live. [2024-11-09 07:06:47,409 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 07:06:47,421 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 07:06:47,421 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-09 07:06:47,422 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:06:47 BoogieIcfgContainer [2024-11-09 07:06:47,422 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 07:06:47,424 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 07:06:47,424 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 07:06:47,428 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 07:06:47,428 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 07:06:35" (1/3) ... [2024-11-09 07:06:47,429 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fbf9b10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:06:47, skipping insertion in model container [2024-11-09 07:06:47,429 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 07:06:39" (2/3) ... [2024-11-09 07:06:47,429 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fbf9b10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 07:06:47, skipping insertion in model container [2024-11-09 07:06:47,429 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 07:06:47" (3/3) ... [2024-11-09 07:06:47,431 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_array_ignore_case_harness_negated.i [2024-11-09 07:06:47,449 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 07:06:47,449 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 07:06:47,512 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 07:06:47,518 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;@5712ad8a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 07:06:47,518 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 07:06:47,525 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 33 states have (on average 1.1818181818181819) internal successors, (39), 34 states have internal predecessors, (39), 10 states have call successors, (10), 7 states have call predecessors, (10), 7 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-09 07:06:47,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-09 07:06:47,534 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:06:47,535 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:06:47,536 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:06:47,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:06:47,542 INFO L85 PathProgramCache]: Analyzing trace with hash -539962731, now seen corresponding path program 1 times [2024-11-09 07:06:47,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:06:47,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [363138396] [2024-11-09 07:06:47,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:06:47,568 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 [2024-11-09 07:06:47,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:06:47,573 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 07:06:47,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 07:08:35,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 07:08:35,887 INFO L255 TraceCheckSpWp]: Trace formula consists of 3971 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 07:08:35,894 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 07:08:35,917 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-09 07:08:35,918 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 07:08:35,919 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 07:08:35,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [363138396] [2024-11-09 07:08:35,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [363138396] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 07:08:35,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 07:08:35,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-09 07:08:35,921 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405573343] [2024-11-09 07:08:35,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 07:08:35,927 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-09 07:08:35,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 07:08:35,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-09 07:08:35,953 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 07:08:35,955 INFO L87 Difference]: Start difference. First operand has 52 states, 33 states have (on average 1.1818181818181819) internal successors, (39), 34 states have internal predecessors, (39), 10 states have call successors, (10), 7 states have call predecessors, (10), 7 states have return successors, (10), 10 states have call predecessors, (10), 10 states have call successors, (10) Second operand has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-09 07:08:35,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 07:08:35,988 INFO L93 Difference]: Finished difference Result 96 states and 117 transitions. [2024-11-09 07:08:35,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-09 07:08:35,991 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 1 states have call successors, (7) Word has length 45 [2024-11-09 07:08:35,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 07:08:35,999 INFO L225 Difference]: With dead ends: 96 [2024-11-09 07:08:35,999 INFO L226 Difference]: Without dead ends: 46 [2024-11-09 07:08:36,005 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-09 07:08:36,010 INFO L432 NwaCegarLoop]: 57 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, 57 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 [2024-11-09 07:08:36,011 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 07:08:36,026 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2024-11-09 07:08:36,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2024-11-09 07:08:36,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 29 states have (on average 1.103448275862069) internal successors, (32), 29 states have internal predecessors, (32), 10 states have call successors, (10), 7 states have call predecessors, (10), 6 states have return successors, (9), 9 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-09 07:08:36,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 51 transitions. [2024-11-09 07:08:36,044 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 51 transitions. Word has length 45 [2024-11-09 07:08:36,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 07:08:36,045 INFO L471 AbstractCegarLoop]: Abstraction has 46 states and 51 transitions. [2024-11-09 07:08:36,045 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 1 states have call successors, (7) [2024-11-09 07:08:36,045 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 51 transitions. [2024-11-09 07:08:36,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-09 07:08:36,048 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 07:08:36,048 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-09 07:08:36,103 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/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)] Ended with exit code 0 [2024-11-09 07:08:36,249 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/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 [2024-11-09 07:08:36,249 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 07:08:36,250 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 07:08:36,250 INFO L85 PathProgramCache]: Analyzing trace with hash 1956183315, now seen corresponding path program 1 times [2024-11-09 07:08:36,255 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 07:08:36,256 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [867627381] [2024-11-09 07:08:36,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 07:08:36,256 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 [2024-11-09 07:08:36,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 07:08:36,259 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/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) [2024-11-09 07:08:36,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a3d269e-b07c-44e9-903d-443e90093cef/bin/utaipan-verify-YMUCfTKeje/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