./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/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_c_str_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 a5910cea77a565141d916d1fcbedfa046ab56f15dda6ed8f11c344bfa9c73fe2 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 02:27:49,943 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 02:27:50,017 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 02:27:50,024 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 02:27:50,024 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 02:27:50,053 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 02:27:50,054 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 02:27:50,054 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 02:27:50,055 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 02:27:50,055 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 02:27:50,055 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 02:27:50,055 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 02:27:50,066 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 02:27:50,068 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 02:27:50,069 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 02:27:50,069 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 02:27:50,069 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 02:27:50,069 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 02:27:50,070 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 02:27:50,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 02:27:50,070 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 02:27:50,074 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 02:27:50,074 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 02:27:50,075 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 02:27:50,075 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 02:27:50,075 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 02:27:50,075 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 02:27:50,075 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 02:27:50,075 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 02:27:50,076 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:27:50,076 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 02:27:50,076 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 02:27:50,076 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 02:27:50,076 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 02:27:50,076 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 02:27:50,076 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 02:27:50,077 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 02:27:50,077 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 02:27:50,077 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 02:27:50,077 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5910cea77a565141d916d1fcbedfa046ab56f15dda6ed8f11c344bfa9c73fe2 [2024-11-19 02:27:50,297 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 02:27:50,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 02:27:50,326 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 02:27:50,328 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 02:27:50,328 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 02:27:50,329 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness_negated.i [2024-11-19 02:27:51,648 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 02:27:52,030 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 02:27:52,031 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness_negated.i [2024-11-19 02:27:52,065 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2860d41e3/47d8ad72c30a49749a89eeef05805b4d/FLAG7f66f7096 [2024-11-19 02:27:52,080 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2860d41e3/47d8ad72c30a49749a89eeef05805b4d [2024-11-19 02:27:52,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 02:27:52,084 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 02:27:52,103 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 02:27:52,104 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 02:27:52,118 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 02:27:52,119 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:27:52" (1/1) ... [2024-11-19 02:27:52,120 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3af6f47c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:27:52, skipping insertion in model container [2024-11-19 02:27:52,122 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:27:52" (1/1) ... [2024-11-19 02:27:52,235 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 02:27:52,531 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_c_str_harness_negated.i[4499,4512] [2024-11-19 02:27:52,540 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_c_str_harness_negated.i[4559,4572] [2024-11-19 02:27:53,259 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:53,260 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:53,260 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:53,261 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:53,261 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:53,278 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:53,278 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:53,279 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:53,280 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:53,852 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:53,853 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:53,908 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:27:53,960 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 02:27:53,972 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_c_str_harness_negated.i[4499,4512] [2024-11-19 02:27:53,977 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_c_str_harness_negated.i[4559,4572] [2024-11-19 02:27:54,023 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:54,027 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:54,028 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:54,029 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:54,029 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:54,039 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:54,041 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:54,042 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:54,042 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:54,154 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-11-19 02:27:54,156 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:54,156 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:27:54,168 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-11-19 02:27:54,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:27:54,390 INFO L204 MainTranslator]: Completed translation [2024-11-19 02:27:54,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:27:54 WrapperNode [2024-11-19 02:27:54,391 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 02:27:54,392 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 02:27:54,392 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 02:27:54,392 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 02:27:54,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:27:54" (1/1) ... [2024-11-19 02:27:54,488 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:27:54" (1/1) ... [2024-11-19 02:27:54,563 INFO L138 Inliner]: procedures = 679, calls = 2728, calls flagged for inlining = 62, calls inlined = 9, statements flattened = 815 [2024-11-19 02:27:54,564 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 02:27:54,564 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 02:27:54,565 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 02:27:54,565 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 02:27:54,575 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:27:54" (1/1) ... [2024-11-19 02:27:54,575 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:27:54" (1/1) ... [2024-11-19 02:27:54,585 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:27:54" (1/1) ... [2024-11-19 02:27:54,651 INFO L175 MemorySlicer]: Split 518 memory accesses to 6 slices as follows [2, 2, 257, 238, 5, 14]. 50 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 0, 6, 5, 0]. The 494 writes are split as follows [0, 1, 257, 232, 0, 4]. [2024-11-19 02:27:54,651 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:27:54" (1/1) ... [2024-11-19 02:27:54,651 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:27:54" (1/1) ... [2024-11-19 02:27:54,680 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:27:54" (1/1) ... [2024-11-19 02:27:54,688 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:27:54" (1/1) ... [2024-11-19 02:27:54,704 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:27:54" (1/1) ... [2024-11-19 02:27:54,714 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:27:54" (1/1) ... [2024-11-19 02:27:54,726 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 02:27:54,727 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 02:27:54,727 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 02:27:54,727 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 02:27:54,729 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:27:54" (1/1) ... [2024-11-19 02:27:54,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:27:54,744 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:27:54,761 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) [2024-11-19 02:27:54,763 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 [2024-11-19 02:27:54,803 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-19 02:27:54,805 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-19 02:27:54,805 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 02:27:54,805 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-19 02:27:54,805 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-19 02:27:54,805 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-11-19 02:27:54,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-11-19 02:27:54,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-11-19 02:27:54,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-11-19 02:27:54,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-11-19 02:27:54,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-11-19 02:27:54,806 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-19 02:27:54,806 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-19 02:27:54,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-19 02:27:54,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-19 02:27:54,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-19 02:27:54,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-19 02:27:54,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-19 02:27:54,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-19 02:27:54,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 02:27:54,807 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 02:27:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 02:27:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 02:27:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 02:27:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-19 02:27:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 02:27:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 02:27:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 02:27:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 02:27:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 02:27:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-19 02:27:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-19 02:27:54,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-19 02:27:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-19 02:27:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-19 02:27:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-19 02:27:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-19 02:27:54,809 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-19 02:27:54,809 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-19 02:27:54,809 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-19 02:27:54,809 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-19 02:27:54,809 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-19 02:27:54,809 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-19 02:27:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-19 02:27:54,809 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-19 02:27:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-19 02:27:54,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-19 02:27:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 02:27:54,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 02:27:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 02:27:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 02:27:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 02:27:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 02:27:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 02:27:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-19 02:27:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 02:27:54,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 02:27:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-19 02:27:54,810 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-19 02:27:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-19 02:27:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-19 02:27:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-19 02:27:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-19 02:27:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-19 02:27:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-19 02:27:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 02:27:54,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 02:27:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 02:27:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 02:27:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 02:27:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-19 02:27:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-19 02:27:54,811 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-19 02:27:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 02:27:54,811 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 02:27:54,811 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-19 02:27:54,813 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-19 02:27:54,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 02:27:54,857 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-19 02:27:54,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-19 02:27:54,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 02:27:54,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 02:27:54,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 02:27:54,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 02:27:54,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 02:27:54,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-19 02:27:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_array [2024-11-19 02:27:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_new_from_array [2024-11-19 02:27:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-19 02:27:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-19 02:27:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-19 02:27:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-19 02:27:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-19 02:27:54,858 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-19 02:27:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 02:27:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 02:27:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 02:27:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 02:27:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 02:27:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-19 02:27:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-11-19 02:27:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-11-19 02:27:54,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-11-19 02:27:54,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-11-19 02:27:54,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-11-19 02:27:54,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-11-19 02:27:54,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 02:27:54,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 02:27:54,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 02:27:54,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 02:27:54,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 02:27:54,859 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 02:27:55,152 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 02:27:55,156 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 02:27:55,307 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !true; [2024-11-19 02:28:02,811 INFO L? ?]: Removed 174 outVars from TransFormulas that were not future-live. [2024-11-19 02:28:02,811 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 02:28:02,824 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 02:28:02,824 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-19 02:28:02,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:28:02 BoogieIcfgContainer [2024-11-19 02:28:02,825 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 02:28:02,826 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 02:28:02,826 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 02:28:02,829 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 02:28:02,829 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:27:52" (1/3) ... [2024-11-19 02:28:02,830 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64fb0f07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:28:02, skipping insertion in model container [2024-11-19 02:28:02,830 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:27:54" (2/3) ... [2024-11-19 02:28:02,830 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64fb0f07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:28:02, skipping insertion in model container [2024-11-19 02:28:02,830 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:28:02" (3/3) ... [2024-11-19 02:28:02,831 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_new_from_c_str_harness_negated.i [2024-11-19 02:28:02,845 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 02:28:02,845 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 02:28:02,901 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 02:28:02,907 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;@7d679eac, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 02:28:02,910 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 02:28:02,914 INFO L276 IsEmpty]: Start isEmpty. Operand has 137 states, 87 states have (on average 1.160919540229885) internal successors, (101), 87 states have internal predecessors, (101), 34 states have call successors, (34), 15 states have call predecessors, (34), 15 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-19 02:28:02,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-11-19 02:28:02,923 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:28:02,924 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 02:28:02,925 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:28:02,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:28:02,930 INFO L85 PathProgramCache]: Analyzing trace with hash 1565145841, now seen corresponding path program 1 times [2024-11-19 02:28:02,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:28:02,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356861458] [2024-11-19 02:28:02,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:28:02,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:29:17,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:29:18,091 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-19 02:29:18,092 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:29:18,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356861458] [2024-11-19 02:29:18,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [356861458] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:29:18,093 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1106644068] [2024-11-19 02:29:18,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:29:18,093 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:29:18,094 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:29:18,096 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) [2024-11-19 02:29:18,097 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process