./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_reserve_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 803cd42f Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_byte_buf_reserve_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 a4daa63ade1fb1a2d170a844889a9f0ec321dcf3b8a50088706c45d113683668 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 14:07:43,687 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 14:07:43,746 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 14:07:43,749 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 14:07:43,751 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 14:07:43,767 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 14:07:43,767 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 14:07:43,767 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 14:07:43,768 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 14:07:43,768 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 14:07:43,768 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 14:07:43,769 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 14:07:43,769 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 14:07:43,769 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 14:07:43,770 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 14:07:43,770 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 14:07:43,770 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 14:07:43,770 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 14:07:43,770 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 14:07:43,771 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 14:07:43,771 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 14:07:43,771 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 14:07:43,772 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 14:07:43,772 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 14:07:43,772 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 14:07:43,772 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 14:07:43,773 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 14:07:43,773 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 14:07:43,773 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 14:07:43,773 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:07:43,773 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 14:07:43,774 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 14:07:43,774 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 14:07:43,774 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 14:07:43,774 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 14:07:43,774 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 14:07:43,775 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 14:07:43,775 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 14:07:43,775 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 14:07:43,775 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4daa63ade1fb1a2d170a844889a9f0ec321dcf3b8a50088706c45d113683668 [2024-11-22 14:07:43,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 14:07:43,972 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 14:07:43,974 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 14:07:43,974 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 14:07:43,975 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 14:07:43,976 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_reserve_harness.i [2024-11-22 14:07:45,171 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 14:07:45,548 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 14:07:45,549 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_reserve_harness.i [2024-11-22 14:07:45,581 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e8addaf7/d039c27067a7483f830093660ed4d8df/FLAGf40ce7334 [2024-11-22 14:07:45,727 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e8addaf7/d039c27067a7483f830093660ed4d8df [2024-11-22 14:07:45,729 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 14:07:45,730 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 14:07:45,731 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 14:07:45,731 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 14:07:45,735 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 14:07:45,735 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:07:45" (1/1) ... [2024-11-22 14:07:45,736 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e4bd809 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:45, skipping insertion in model container [2024-11-22 14:07:45,736 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:07:45" (1/1) ... [2024-11-22 14:07:45,810 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 14:07:46,029 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_reserve_harness.i[4494,4507] [2024-11-22 14:07:46,035 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_reserve_harness.i[4554,4567] [2024-11-22 14:07:46,600 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:46,600 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:46,601 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:46,603 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:46,605 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:46,619 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:46,620 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:46,621 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:46,622 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:47,010 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:47,010 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:47,091 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:47,091 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:47,145 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:07:47,184 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 14:07:47,199 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_reserve_harness.i[4494,4507] [2024-11-22 14:07:47,199 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_reserve_harness.i[4554,4567] [2024-11-22 14:07:47,222 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:47,222 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:47,222 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:47,223 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:47,223 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:47,229 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:47,229 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:47,230 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:47,231 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:47,372 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:47,373 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:47,405 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8315] [2024-11-22 14:07:47,407 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:47,407 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:47,416 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8801-8812] [2024-11-22 14:07:47,426 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:07:47,579 INFO L204 MainTranslator]: Completed translation [2024-11-22 14:07:47,579 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:47 WrapperNode [2024-11-22 14:07:47,579 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 14:07:47,580 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 14:07:47,580 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 14:07:47,580 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 14:07:47,586 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:47" (1/1) ... [2024-11-22 14:07:47,649 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:47" (1/1) ... [2024-11-22 14:07:47,716 INFO L138 Inliner]: procedures = 681, calls = 2619, calls flagged for inlining = 60, calls inlined = 10, statements flattened = 967 [2024-11-22 14:07:47,716 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 14:07:47,717 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 14:07:47,717 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 14:07:47,717 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 14:07:47,726 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:47" (1/1) ... [2024-11-22 14:07:47,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:47" (1/1) ... [2024-11-22 14:07:47,737 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:47" (1/1) ... [2024-11-22 14:07:47,781 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-11-22 14:07:47,781 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:47" (1/1) ... [2024-11-22 14:07:47,782 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:47" (1/1) ... [2024-11-22 14:07:47,813 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:47" (1/1) ... [2024-11-22 14:07:47,816 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:47" (1/1) ... [2024-11-22 14:07:47,821 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:47" (1/1) ... [2024-11-22 14:07:47,824 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:47" (1/1) ... [2024-11-22 14:07:47,832 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 14:07:47,832 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 14:07:47,833 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 14:07:47,833 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 14:07:47,833 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:47" (1/1) ... [2024-11-22 14:07:47,841 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:07:47,849 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:07:47,868 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-22 14:07:47,870 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-22 14:07:47,907 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-22 14:07:47,907 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-22 14:07:47,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 14:07:47,908 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-22 14:07:47,908 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-22 14:07:47,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-22 14:07:47,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-22 14:07:47,909 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-22 14:07:47,909 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-22 14:07:47,909 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-22 14:07:47,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-22 14:07:47,909 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 14:07:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 14:07:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-22 14:07:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 14:07:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 14:07:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-22 14:07:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-22 14:07:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_realloc [2024-11-22 14:07:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_realloc [2024-11-22 14:07:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-22 14:07:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_reserve [2024-11-22 14:07:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_reserve [2024-11-22 14:07:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-22 14:07:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-22 14:07:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 14:07:47,911 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 14:07:47,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 14:07:47,911 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-22 14:07:47,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-22 14:07:47,911 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-22 14:07:47,911 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-22 14:07:47,911 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-22 14:07:47,911 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-22 14:07:47,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-22 14:07:47,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-22 14:07:48,155 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 14:07:48,157 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 14:07:55,302 INFO L? ?]: Removed 117 outVars from TransFormulas that were not future-live. [2024-11-22 14:07:55,303 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 14:07:55,316 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 14:07:55,317 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-22 14:07:55,317 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:07:55 BoogieIcfgContainer [2024-11-22 14:07:55,317 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 14:07:55,319 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 14:07:55,320 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 14:07:55,323 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 14:07:55,323 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:07:45" (1/3) ... [2024-11-22 14:07:55,323 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4354ccd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:07:55, skipping insertion in model container [2024-11-22 14:07:55,324 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:47" (2/3) ... [2024-11-22 14:07:55,324 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4354ccd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:07:55, skipping insertion in model container [2024-11-22 14:07:55,324 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:07:55" (3/3) ... [2024-11-22 14:07:55,325 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_reserve_harness.i [2024-11-22 14:07:55,338 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 14:07:55,339 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 14:07:55,393 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 14:07:55,403 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;@4bf82ca9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 14:07:55,403 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 14:07:55,407 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 104 states have (on average 1.2884615384615385) internal successors, (134), 104 states have internal predecessors, (134), 37 states have call successors, (37), 11 states have call predecessors, (37), 11 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-11-22 14:07:55,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2024-11-22 14:07:55,417 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 14:07:55,418 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 14:07:55,418 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 14:07:55,422 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 14:07:55,422 INFO L85 PathProgramCache]: Analyzing trace with hash 122195533, now seen corresponding path program 1 times [2024-11-22 14:07:55,429 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 14:07:55,429 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [174924276] [2024-11-22 14:07:55,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:07:55,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 14:09:11,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 14:09:12,075 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-22 14:09:12,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 14:09:12,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [174924276] [2024-11-22 14:09:12,076 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [174924276] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 14:09:12,076 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [408541336] [2024-11-22 14:09:12,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:09:12,077 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 14:09:12,077 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:09:12,079 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-22 14:09:12,080 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process