./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness_negated.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/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())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', 'f794b74895d86811f31f266061230bbe472937829675777db1e7aa35770837b1'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness_negated.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 f794b74895d86811f31f266061230bbe472937829675777db1e7aa35770837b1 --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 12:05:43,027 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 12:05:43,217 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 12:05:43,234 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 12:05:43,235 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 12:05:43,275 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 12:05:43,276 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 12:05:43,276 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 12:05:43,276 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 12:05:43,276 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 12:05:43,277 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 12:05:43,277 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 12:05:43,277 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 12:05:43,277 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 12:05:43,277 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 12:05:43,277 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 12:05:43,277 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 12:05:43,278 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 12:05:43,278 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 12:05:43,278 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 12:05:43,278 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 12:05:43,278 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 12:05:43,278 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 12:05:43,278 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 12:05:43,278 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 12:05:43,279 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 12:05:43,279 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 12:05:43,279 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 12:05:43,279 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 12:05:43,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 12:05:43,279 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 12:05:43,279 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 12:05:43,279 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 12:05:43,280 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 12:05:43,280 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 12:05:43,280 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 12:05:43,280 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 12:05:43,280 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 12:05:43,280 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 12:05:43,280 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 -> f794b74895d86811f31f266061230bbe472937829675777db1e7aa35770837b1 [2024-11-07 12:05:43,655 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 12:05:43,667 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 12:05:43,672 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 12:05:43,673 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 12:05:43,674 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 12:05:43,676 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness_negated.i [2024-11-07 12:05:45,604 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 12:05:46,251 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 12:05:46,252 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness_negated.i [2024-11-07 12:05:46,300 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/76fe6cf5f/a5517e88115c4375a7b2956f0331955a/FLAG8e1cf5e08 [2024-11-07 12:05:46,332 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/76fe6cf5f/a5517e88115c4375a7b2956f0331955a [2024-11-07 12:05:46,337 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 12:05:46,340 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 12:05:46,342 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 12:05:46,342 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 12:05:46,347 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 12:05:46,348 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:05:46" (1/1) ... [2024-11-07 12:05:46,348 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@623f0b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:05:46, skipping insertion in model container [2024-11-07 12:05:46,348 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:05:46" (1/1) ... [2024-11-07 12:05:46,478 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 12:05:46,843 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness_negated.i[4500,4513] [2024-11-07 12:05:46,856 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness_negated.i[4560,4573] [2024-11-07 12:05:48,272 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:48,273 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:48,274 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:48,274 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:48,275 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:48,286 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:48,287 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:48,289 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:48,289 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:49,258 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:49,259 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:49,337 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 12:05:49,396 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 12:05:49,409 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness_negated.i[4500,4513] [2024-11-07 12:05:49,410 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness_negated.i[4560,4573] [2024-11-07 12:05:49,456 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:49,457 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:49,457 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:49,457 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:49,458 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:49,466 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:49,469 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:49,471 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:49,471 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:49,728 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-11-07 12:05:49,731 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:49,732 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 12:05:49,749 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-11-07 12:05:49,797 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 12:05:50,063 INFO L204 MainTranslator]: Completed translation [2024-11-07 12:05:50,064 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:05:50 WrapperNode [2024-11-07 12:05:50,064 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 12:05:50,066 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 12:05:50,066 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 12:05:50,066 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 12:05:50,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:05:50" (1/1) ... [2024-11-07 12:05:50,149 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:05:50" (1/1) ... [2024-11-07 12:05:50,236 INFO L138 Inliner]: procedures = 679, calls = 2733, calls flagged for inlining = 59, calls inlined = 9, statements flattened = 831 [2024-11-07 12:05:50,237 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 12:05:50,237 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 12:05:50,238 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 12:05:50,238 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 12:05:50,247 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:05:50" (1/1) ... [2024-11-07 12:05:50,248 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:05:50" (1/1) ... [2024-11-07 12:05:50,262 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:05:50" (1/1) ... [2024-11-07 12:05:50,342 INFO L175 MemorySlicer]: Split 525 memory accesses to 6 slices as follows [2, 257, 238, 5, 2, 21]. 49 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 6, 5, 0, 0]. The 497 writes are split as follows [0, 257, 232, 0, 1, 7]. [2024-11-07 12:05:50,343 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:05:50" (1/1) ... [2024-11-07 12:05:50,343 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:05:50" (1/1) ... [2024-11-07 12:05:50,397 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:05:50" (1/1) ... [2024-11-07 12:05:50,405 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:05:50" (1/1) ... [2024-11-07 12:05:50,421 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:05:50" (1/1) ... [2024-11-07 12:05:50,430 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:05:50" (1/1) ... [2024-11-07 12:05:50,450 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 12:05:50,453 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 12:05:50,453 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 12:05:50,454 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 12:05:50,455 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:05:50" (1/1) ... [2024-11-07 12:05:50,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 12:05:50,496 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 12:05:50,541 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 12:05:50,556 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 12:05:50,574 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-07 12:05:50,574 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-07 12:05:50,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 12:05:50,575 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-07 12:05:50,575 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-07 12:05:50,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-11-07 12:05:50,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-11-07 12:05:50,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-11-07 12:05:50,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-11-07 12:05:50,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-11-07 12:05:50,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-11-07 12:05:50,575 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-07 12:05:50,575 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-07 12:05:50,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-07 12:05:50,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-07 12:05:50,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-07 12:05:50,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-07 12:05:50,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-07 12:05:50,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-07 12:05:50,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 12:05:50,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 12:05:50,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 12:05:50,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 12:05:50,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 12:05:50,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 12:05:50,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 12:05:50,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 12:05:50,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 12:05:50,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 12:05:50,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 12:05:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 12:05:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-07 12:05:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-07 12:05:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-07 12:05:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-07 12:05:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-07 12:05:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-07 12:05:50,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-07 12:05:50,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-07 12:05:50,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-07 12:05:50,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-07 12:05:50,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-07 12:05:50,577 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-07 12:05:50,577 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-07 12:05:50,577 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-07 12:05:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-07 12:05:50,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-07 12:05:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 12:05:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 12:05:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 12:05:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 12:05:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 12:05:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 12:05:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 12:05:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 12:05:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 12:05:50,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 12:05:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-07 12:05:50,578 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-07 12:05:50,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-07 12:05:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-07 12:05:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-07 12:05:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-07 12:05:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-07 12:05:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-07 12:05:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 12:05:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 12:05:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 12:05:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 12:05:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 12:05:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 12:05:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-07 12:05:50,579 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-07 12:05:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 12:05:50,579 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 12:05:50,579 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-07 12:05:50,580 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-07 12:05:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 12:05:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-07 12:05:50,580 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-07 12:05:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 12:05:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 12:05:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 12:05:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 12:05:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 12:05:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 12:05:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-07 12:05:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-07 12:05:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-07 12:05:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-07 12:05:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-07 12:05:50,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-07 12:05:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_array [2024-11-07 12:05:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_new_from_array [2024-11-07 12:05:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-07 12:05:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-07 12:05:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-07 12:05:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-07 12:05:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-07 12:05:50,581 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-07 12:05:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 12:05:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 12:05:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 12:05:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 12:05:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 12:05:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 12:05:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-11-07 12:05:50,581 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-11-07 12:05:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-11-07 12:05:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-11-07 12:05:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-11-07 12:05:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-11-07 12:05:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_string [2024-11-07 12:05:50,582 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_new_from_string [2024-11-07 12:05:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 12:05:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 12:05:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 12:05:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 12:05:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 12:05:50,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 12:05:50,903 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 12:05:50,905 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 12:05:51,557 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !true; [2024-11-07 12:05:59,483 INFO L? ?]: Removed 178 outVars from TransFormulas that were not future-live. [2024-11-07 12:05:59,484 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 12:05:59,510 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 12:05:59,513 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-07 12:05:59,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:05:59 BoogieIcfgContainer [2024-11-07 12:05:59,513 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 12:05:59,516 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 12:05:59,516 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 12:05:59,524 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 12:05:59,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:05:46" (1/3) ... [2024-11-07 12:05:59,525 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45dd2c48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:05:59, skipping insertion in model container [2024-11-07 12:05:59,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:05:50" (2/3) ... [2024-11-07 12:05:59,525 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45dd2c48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:05:59, skipping insertion in model container [2024-11-07 12:05:59,525 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:05:59" (3/3) ... [2024-11-07 12:05:59,527 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_new_from_string_harness_negated.i [2024-11-07 12:05:59,543 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 12:05:59,543 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 12:05:59,605 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 12:05:59,618 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;@1fe8b9f0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 12:05:59,619 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 12:05:59,625 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 97 states have (on average 1.175257731958763) internal successors, (114), 97 states have internal predecessors, (114), 39 states have call successors, (39), 16 states have call predecessors, (39), 16 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2024-11-07 12:05:59,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-07 12:05:59,636 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 12:05:59,637 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-07 12:05:59,637 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 12:05:59,643 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 12:05:59,643 INFO L85 PathProgramCache]: Analyzing trace with hash 1689756811, now seen corresponding path program 1 times [2024-11-07 12:05:59,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 12:05:59,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976985452] [2024-11-07 12:05:59,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 12:05:59,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms