./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0d1c98d3f3f6048edf6fc6a4bde9d45bc6c20f873b6422e14aa69ea72b3ec195 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 14:27:24,736 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 14:27:24,810 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 14:27:24,815 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 14:27:24,815 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 14:27:24,839 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 14:27:24,840 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 14:27:24,840 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 14:27:24,841 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 14:27:24,841 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 14:27:24,842 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 14:27:24,842 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 14:27:24,842 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 14:27:24,844 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 14:27:24,844 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 14:27:24,845 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 14:27:24,845 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 14:27:24,845 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 14:27:24,845 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 14:27:24,845 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 14:27:24,846 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 14:27:24,849 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 14:27:24,849 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 14:27:24,849 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 14:27:24,849 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 14:27:24,850 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 14:27:24,850 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 14:27:24,850 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 14:27:24,850 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 14:27:24,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:27:24,851 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 14:27:24,851 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 14:27:24,851 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 14:27:24,851 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 14:27:24,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 14:27:24,852 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 14:27:24,852 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 14:27:24,852 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 14:27:24,852 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 14:27:24,853 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d1c98d3f3f6048edf6fc6a4bde9d45bc6c20f873b6422e14aa69ea72b3ec195 [2024-11-22 14:27:25,045 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 14:27:25,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 14:27:25,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 14:27:25,069 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 14:27:25,069 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 14:27:25,070 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i [2024-11-22 14:27:26,270 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 14:27:26,689 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 14:27:26,690 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i [2024-11-22 14:27:26,720 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e48cefe8/249907314b4f47ec81b6a2cebfa598b2/FLAG22eb4a9bb [2024-11-22 14:27:26,866 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5e48cefe8/249907314b4f47ec81b6a2cebfa598b2 [2024-11-22 14:27:26,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 14:27:26,869 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 14:27:26,870 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 14:27:26,870 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 14:27:26,874 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 14:27:26,875 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:27:26" (1/1) ... [2024-11-22 14:27:26,876 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38cc3505 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:27:26, skipping insertion in model container [2024-11-22 14:27:26,876 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:27:26" (1/1) ... [2024-11-22 14:27:26,958 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 14:27:27,163 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i[4499,4512] [2024-11-22 14:27:27,170 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i[4559,4572] [2024-11-22 14:27:27,652 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:27,653 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:27,653 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:27,654 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:27,657 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:27,667 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:27,667 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:27,669 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:27,669 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:28,121 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:28,122 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:28,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:27:28,253 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 14:27:28,274 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i[4499,4512] [2024-11-22 14:27:28,275 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_array_harness_negated.i[4559,4572] [2024-11-22 14:27:28,300 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:28,300 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:28,300 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:28,301 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:28,301 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:28,306 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:28,306 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:28,307 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:28,307 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:28,415 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-11-22 14:27:28,417 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:28,418 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:27:28,428 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-11-22 14:27:28,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:27:28,645 INFO L204 MainTranslator]: Completed translation [2024-11-22 14:27:28,645 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:27:28 WrapperNode [2024-11-22 14:27:28,645 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 14:27:28,646 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 14:27:28,646 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 14:27:28,647 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 14:27:28,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:27:28" (1/1) ... [2024-11-22 14:27:28,724 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:27:28" (1/1) ... [2024-11-22 14:27:28,790 INFO L138 Inliner]: procedures = 679, calls = 2730, calls flagged for inlining = 58, calls inlined = 6, statements flattened = 791 [2024-11-22 14:27:28,794 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 14:27:28,795 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 14:27:28,795 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 14:27:28,795 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 14:27:28,804 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:27:28" (1/1) ... [2024-11-22 14:27:28,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:27:28" (1/1) ... [2024-11-22 14:27:28,813 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:27:28" (1/1) ... [2024-11-22 14:27:28,884 INFO L175 MemorySlicer]: Split 517 memory accesses to 6 slices as follows [2, 257, 238, 2, 5, 13]. 50 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 6, 0, 5, 0]. The 494 writes are split as follows [0, 257, 232, 1, 0, 4]. [2024-11-22 14:27:28,885 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:27:28" (1/1) ... [2024-11-22 14:27:28,885 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:27:28" (1/1) ... [2024-11-22 14:27:28,920 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:27:28" (1/1) ... [2024-11-22 14:27:28,925 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:27:28" (1/1) ... [2024-11-22 14:27:28,931 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:27:28" (1/1) ... [2024-11-22 14:27:28,935 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:27:28" (1/1) ... [2024-11-22 14:27:28,947 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 14:27:28,948 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 14:27:28,948 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 14:27:28,948 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 14:27:28,949 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:27:28" (1/1) ... [2024-11-22 14:27:28,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:27:28,965 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:27:28,981 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 14:27:28,983 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 14:27:29,017 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-22 14:27:29,018 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-22 14:27:29,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 14:27:29,019 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-22 14:27:29,019 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-22 14:27:29,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-11-22 14:27:29,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-11-22 14:27:29,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-11-22 14:27:29,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-11-22 14:27:29,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-11-22 14:27:29,020 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-11-22 14:27:29,020 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-22 14:27:29,020 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-22 14:27:29,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-22 14:27:29,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-22 14:27:29,020 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-22 14:27:29,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-22 14:27:29,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-22 14:27:29,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-22 14:27:29,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-22 14:27:29,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-22 14:27:29,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-22 14:27:29,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-22 14:27:29,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-22 14:27:29,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-22 14:27:29,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-22 14:27:29,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-22 14:27:29,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-22 14:27:29,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-22 14:27:29,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-22 14:27:29,022 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-22 14:27:29,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-22 14:27:29,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-22 14:27:29,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-22 14:27:29,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-22 14:27:29,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-22 14:27:29,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-22 14:27:29,022 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-22 14:27:29,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-22 14:27:29,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-22 14:27:29,023 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-22 14:27:29,024 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-22 14:27:29,024 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-22 14:27:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-22 14:27:29,024 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-22 14:27:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-22 14:27:29,024 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-22 14:27:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 14:27:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 14:27:29,024 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-22 14:27:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-22 14:27:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-22 14:27:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-22 14:27:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-22 14:27:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-22 14:27:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 14:27:29,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 14:27:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-22 14:27:29,025 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-22 14:27:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-22 14:27:29,025 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-22 14:27:29,025 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-22 14:27:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-22 14:27:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-22 14:27:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-22 14:27:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-22 14:27:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-22 14:27:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-22 14:27:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-22 14:27:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-22 14:27:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-22 14:27:29,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-22 14:27:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-22 14:27:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-22 14:27:29,027 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-22 14:27:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 14:27:29,027 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 14:27:29,027 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-22 14:27:29,028 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-22 14:27:29,028 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 14:27:29,028 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-22 14:27:29,028 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-22 14:27:29,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-22 14:27:29,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-22 14:27:29,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-22 14:27:29,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-22 14:27:29,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-22 14:27:29,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-22 14:27:29,029 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_array [2024-11-22 14:27:29,029 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_new_from_array [2024-11-22 14:27:29,029 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-22 14:27:29,029 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-22 14:27:29,029 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-22 14:27:29,029 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-22 14:27:29,029 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-22 14:27:29,030 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-22 14:27:29,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-22 14:27:29,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-22 14:27:29,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-22 14:27:29,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-22 14:27:29,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-22 14:27:29,030 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-22 14:27:29,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-11-22 14:27:29,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-11-22 14:27:29,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-11-22 14:27:29,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-11-22 14:27:29,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-11-22 14:27:29,031 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-11-22 14:27:29,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-22 14:27:29,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-22 14:27:29,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-22 14:27:29,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-22 14:27:29,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-22 14:27:29,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-22 14:27:29,294 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 14:27:29,324 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 14:27:29,458 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !true; [2024-11-22 14:27:36,678 INFO L? ?]: Removed 154 outVars from TransFormulas that were not future-live. [2024-11-22 14:27:36,679 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 14:27:36,690 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 14:27:36,690 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-22 14:27:36,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:27:36 BoogieIcfgContainer [2024-11-22 14:27:36,690 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 14:27:36,692 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 14:27:36,692 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 14:27:36,694 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 14:27:36,695 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:27:26" (1/3) ... [2024-11-22 14:27:36,695 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fbb2e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:27:36, skipping insertion in model container [2024-11-22 14:27:36,695 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:27:28" (2/3) ... [2024-11-22 14:27:36,696 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1fbb2e68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:27:36, skipping insertion in model container [2024-11-22 14:27:36,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:27:36" (3/3) ... [2024-11-22 14:27:36,697 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_new_from_array_harness_negated.i [2024-11-22 14:27:36,709 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 14:27:36,709 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 14:27:36,758 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 14:27:36,763 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=PETRI_NET, 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;@47e685b0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 14:27:36,763 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 14:27:36,766 INFO L276 IsEmpty]: Start isEmpty. Operand has 133 states, 83 states have (on average 1.1686746987951808) internal successors, (97), 83 states have internal predecessors, (97), 33 states have call successors, (33), 16 states have call predecessors, (33), 16 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-22 14:27:36,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2024-11-22 14:27:36,772 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 14:27:36,773 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 14:27:36,773 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 14:27:36,777 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 14:27:36,777 INFO L85 PathProgramCache]: Analyzing trace with hash 42078484, now seen corresponding path program 1 times [2024-11-22 14:27:36,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 14:27:36,783 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138798341] [2024-11-22 14:27:36,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:27:36,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 14:28:52,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 14:28:53,392 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-11-22 14:28:53,393 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 14:28:53,393 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138798341] [2024-11-22 14:28:53,394 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138798341] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 14:28:53,394 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [178239885] [2024-11-22 14:28:53,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:28:53,394 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 14:28:53,394 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:28:53,397 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 14:28:53,399 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process