./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.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_byte_buf_cat_harness.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 19d158b21d92d4655e874a970c31120f676a50dd3149e2b62ecc8e8738919e4f --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 02:04:40,742 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 02:04:40,829 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 02:04:40,838 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 02:04:40,839 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 02:04:40,870 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 02:04:40,874 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 02:04:40,875 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 02:04:40,875 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 02:04:40,876 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 02:04:40,876 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 02:04:40,876 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 02:04:40,877 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 02:04:40,880 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 02:04:40,880 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 02:04:40,880 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 02:04:40,881 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 02:04:40,881 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 02:04:40,881 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 02:04:40,881 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 02:04:40,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 02:04:40,885 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 02:04:40,886 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 02:04:40,886 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 02:04:40,886 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 02:04:40,886 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 02:04:40,887 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 02:04:40,887 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 02:04:40,887 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 02:04:40,887 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:04:40,888 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 02:04:40,888 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 02:04:40,888 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 02:04:40,888 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 02:04:40,888 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 02:04:40,889 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 02:04:40,889 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 02:04:40,891 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 02:04:40,892 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 02:04:40,892 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19d158b21d92d4655e874a970c31120f676a50dd3149e2b62ecc8e8738919e4f [2024-11-19 02:04:41,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 02:04:41,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 02:04:41,175 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 02:04:41,176 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 02:04:41,177 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 02:04:41,178 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2024-11-19 02:04:42,715 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 02:04:43,217 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 02:04:43,217 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_cat_harness.i [2024-11-19 02:04:43,263 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5ec5e160/1c5d02ece2ef455ca089d43f3e645c93/FLAG3d518d90e [2024-11-19 02:04:43,281 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5ec5e160/1c5d02ece2ef455ca089d43f3e645c93 [2024-11-19 02:04:43,284 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 02:04:43,287 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 02:04:43,288 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 02:04:43,288 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 02:04:43,293 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 02:04:43,294 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:04:43" (1/1) ... [2024-11-19 02:04:43,295 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76bb66b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:43, skipping insertion in model container [2024-11-19 02:04:43,297 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:04:43" (1/1) ... [2024-11-19 02:04:43,396 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 02:04:43,693 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_byte_buf_cat_harness.i[4490,4503] [2024-11-19 02:04:43,703 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_byte_buf_cat_harness.i[4550,4563] [2024-11-19 02:04:44,431 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:44,432 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:44,432 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:44,433 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:44,434 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:44,453 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:44,455 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:44,457 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:44,459 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:44,900 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:44,901 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:44,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:04:45,090 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 02:04:45,104 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_byte_buf_cat_harness.i[4490,4503] [2024-11-19 02:04:45,104 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_byte_buf_cat_harness.i[4550,4563] [2024-11-19 02:04:45,140 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:45,141 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:45,141 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:45,142 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:45,142 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:45,148 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:45,148 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:45,149 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:45,149 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:45,267 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8277] [2024-11-19 02:04:45,269 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:45,271 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:04:45,287 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8763-8774] [2024-11-19 02:04:45,306 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:04:45,536 INFO L204 MainTranslator]: Completed translation [2024-11-19 02:04:45,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:45 WrapperNode [2024-11-19 02:04:45,537 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 02:04:45,538 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 02:04:45,539 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 02:04:45,539 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 02:04:45,546 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:45" (1/1) ... [2024-11-19 02:04:45,651 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:45" (1/1) ... [2024-11-19 02:04:45,780 INFO L138 Inliner]: procedures = 680, calls = 2722, calls flagged for inlining = 59, calls inlined = 8, statements flattened = 1086 [2024-11-19 02:04:45,781 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 02:04:45,782 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 02:04:45,782 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 02:04:45,782 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 02:04:45,794 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:45" (1/1) ... [2024-11-19 02:04:45,794 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:45" (1/1) ... [2024-11-19 02:04:45,812 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:45" (1/1) ... [2024-11-19 02:04:45,922 INFO L175 MemorySlicer]: Split 627 memory accesses to 8 slices as follows [87, 257, 2, 4, 6, 17, 246, 8]. 41 percent of accesses are in the largest equivalence class. The 47 initializations are split as follows [28, 0, 2, 0, 0, 2, 11, 4]. The 500 writes are split as follows [3, 257, 0, 3, 2, 2, 233, 0]. [2024-11-19 02:04:45,923 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:45" (1/1) ... [2024-11-19 02:04:45,923 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:45" (1/1) ... [2024-11-19 02:04:45,983 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:45" (1/1) ... [2024-11-19 02:04:45,992 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:45" (1/1) ... [2024-11-19 02:04:46,009 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:45" (1/1) ... [2024-11-19 02:04:46,023 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:45" (1/1) ... [2024-11-19 02:04:46,043 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 02:04:46,045 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 02:04:46,046 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 02:04:46,046 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 02:04:46,047 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:45" (1/1) ... [2024-11-19 02:04:46,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:04:46,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:04:46,085 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 02:04:46,089 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 02:04:46,138 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-19 02:04:46,139 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-19 02:04:46,140 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-19 02:04:46,140 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-19 02:04:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 02:04:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-19 02:04:46,141 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-19 02:04:46,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-11-19 02:04:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-11-19 02:04:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-11-19 02:04:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-11-19 02:04:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-11-19 02:04:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-11-19 02:04:46,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2024-11-19 02:04:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2024-11-19 02:04:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-19 02:04:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-19 02:04:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-19 02:04:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-19 02:04:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-19 02:04:46,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-19 02:04:46,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-19 02:04:46,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-19 02:04:46,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 02:04:46,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 02:04:46,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 02:04:46,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 02:04:46,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 02:04:46,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-19 02:04:46,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-19 02:04:46,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-19 02:04:46,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 02:04:46,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 02:04:46,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 02:04:46,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 02:04:46,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 02:04:46,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-19 02:04:46,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-19 02:04:46,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-19 02:04:46,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-19 02:04:46,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-19 02:04:46,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-19 02:04:46,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-19 02:04:46,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-19 02:04:46,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-19 02:04:46,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-19 02:04:46,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-19 02:04:46,148 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-19 02:04:46,148 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-19 02:04:46,148 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-19 02:04:46,148 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-19 02:04:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-19 02:04:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-19 02:04:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-19 02:04:46,149 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-19 02:04:46,149 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-19 02:04:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-19 02:04:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-19 02:04:46,150 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-19 02:04:46,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 02:04:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 02:04:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-11-19 02:04:46,151 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-11-19 02:04:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 02:04:46,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 02:04:46,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 02:04:46,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 02:04:46,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 02:04:46,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-19 02:04:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-19 02:04:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-19 02:04:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member [2024-11-19 02:04:46,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member [2024-11-19 02:04:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 02:04:46,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 02:04:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-19 02:04:46,153 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-19 02:04:46,153 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-19 02:04:46,153 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-19 02:04:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-19 02:04:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-19 02:04:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-19 02:04:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-19 02:04:46,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-19 02:04:46,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-19 02:04:46,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-19 02:04:46,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-19 02:04:46,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 02:04:46,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 02:04:46,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 02:04:46,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 02:04:46,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 02:04:46,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-19 02:04:46,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-19 02:04:46,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-19 02:04:46,157 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 02:04:46,157 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 02:04:46,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 02:04:46,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 02:04:46,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 02:04:46,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 02:04:46,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 02:04:46,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 02:04:46,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-19 02:04:46,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-19 02:04:46,158 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-19 02:04:46,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 02:04:46,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 02:04:46,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 02:04:46,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 02:04:46,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 02:04:46,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-19 02:04:46,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-19 02:04:46,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-19 02:04:46,160 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-19 02:04:46,160 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-19 02:04:46,160 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_bounded [2024-11-19 02:04:46,160 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_bounded [2024-11-19 02:04:46,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 02:04:46,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 02:04:46,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 02:04:46,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 02:04:46,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 02:04:46,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-19 02:04:46,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-19 02:04:46,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-19 02:04:46,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-11-19 02:04:46,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-11-19 02:04:46,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-11-19 02:04:46,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-11-19 02:04:46,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-11-19 02:04:46,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-11-19 02:04:46,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2024-11-19 02:04:46,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2024-11-19 02:04:46,164 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_buf_equivalence [2024-11-19 02:04:46,164 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_buf_equivalence [2024-11-19 02:04:46,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 02:04:46,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 02:04:46,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 02:04:46,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 02:04:46,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 02:04:46,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 02:04:46,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-19 02:04:46,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-19 02:04:46,588 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 02:04:46,590 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 02:04:56,467 INFO L? ?]: Removed 229 outVars from TransFormulas that were not future-live. [2024-11-19 02:04:56,467 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 02:04:56,490 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 02:04:56,492 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-19 02:04:56,492 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:04:56 BoogieIcfgContainer [2024-11-19 02:04:56,493 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 02:04:56,495 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 02:04:56,495 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 02:04:56,498 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 02:04:56,499 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:04:43" (1/3) ... [2024-11-19 02:04:56,500 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e85662b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:04:56, skipping insertion in model container [2024-11-19 02:04:56,500 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:04:45" (2/3) ... [2024-11-19 02:04:56,500 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e85662b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:04:56, skipping insertion in model container [2024-11-19 02:04:56,501 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:04:56" (3/3) ... [2024-11-19 02:04:56,503 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_cat_harness.i [2024-11-19 02:04:56,522 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 02:04:56,523 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 02:04:56,593 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 02:04:56,602 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;@65cc2f99, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 02:04:56,603 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 02:04:56,609 INFO L276 IsEmpty]: Start isEmpty. Operand has 211 states, 123 states have (on average 1.2276422764227641) internal successors, (151), 124 states have internal predecessors, (151), 72 states have call successors, (72), 14 states have call predecessors, (72), 14 states have return successors, (72), 72 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-19 02:04:56,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-19 02:04:56,626 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:04:56,627 INFO L215 NwaCegarLoop]: trace histogram [12, 12, 12, 6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:04:56,627 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:04:56,631 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:04:56,632 INFO L85 PathProgramCache]: Analyzing trace with hash 1953295810, now seen corresponding path program 1 times [2024-11-19 02:04:56,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:04:56,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2066962878] [2024-11-19 02:04:56,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:04:56,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:06:12,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:06:13,938 INFO L134 CoverageAnalysis]: Checked inductivity of 468 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2024-11-19 02:06:13,939 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:06:13,939 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2066962878] [2024-11-19 02:06:13,940 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2066962878] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:06:13,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1369889240] [2024-11-19 02:06:13,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:06:13,940 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:06:13,941 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:06:13,943 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 02:06:13,944 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process