./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_reserve_relative_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_relative_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 da48e5de3ccd5190fb3d3934a3d9d423de1f83d4587f9dc2fa1f3f18a9362190 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-803cd42-m [2024-11-22 14:07:51,005 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-22 14:07:51,081 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-22 14:07:51,087 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-22 14:07:51,087 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-22 14:07:51,105 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-22 14:07:51,106 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-22 14:07:51,106 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-22 14:07:51,107 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-22 14:07:51,108 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-22 14:07:51,108 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-22 14:07:51,109 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-22 14:07:51,109 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-22 14:07:51,111 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-22 14:07:51,111 INFO L153 SettingsManager]: * Use SBE=true [2024-11-22 14:07:51,111 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-22 14:07:51,111 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-22 14:07:51,111 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-22 14:07:51,111 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-22 14:07:51,112 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-22 14:07:51,112 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-22 14:07:51,114 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-22 14:07:51,114 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-22 14:07:51,114 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-22 14:07:51,114 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-22 14:07:51,115 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-22 14:07:51,115 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-22 14:07:51,115 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-22 14:07:51,115 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-22 14:07:51,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:07:51,115 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-22 14:07:51,115 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-22 14:07:51,116 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-22 14:07:51,116 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-22 14:07:51,116 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-22 14:07:51,116 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-22 14:07:51,116 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-22 14:07:51,116 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-22 14:07:51,116 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-22 14:07:51,117 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da48e5de3ccd5190fb3d3934a3d9d423de1f83d4587f9dc2fa1f3f18a9362190 [2024-11-22 14:07:51,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-22 14:07:51,348 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-22 14:07:51,350 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-22 14:07:51,351 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-22 14:07:51,351 INFO L274 PluginConnector]: CDTParser initialized [2024-11-22 14:07:51,352 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_reserve_relative_harness.i [2024-11-22 14:07:52,605 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-22 14:07:52,937 INFO L384 CDTParser]: Found 1 translation units. [2024-11-22 14:07:52,939 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_reserve_relative_harness.i [2024-11-22 14:07:52,972 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/284d70e77/f59569a4a4d04f2ebe26fc187e3a28ed/FLAG897135d8b [2024-11-22 14:07:52,986 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/284d70e77/f59569a4a4d04f2ebe26fc187e3a28ed [2024-11-22 14:07:52,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-22 14:07:52,990 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-22 14:07:52,992 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-22 14:07:52,993 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-22 14:07:52,997 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-22 14:07:52,998 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:07:52" (1/1) ... [2024-11-22 14:07:52,998 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6655f9f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:52, skipping insertion in model container [2024-11-22 14:07:52,998 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:07:52" (1/1) ... [2024-11-22 14:07:53,090 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-22 14:07:53,353 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_relative_harness.i[4503,4516] [2024-11-22 14:07:53,358 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_relative_harness.i[4563,4576] [2024-11-22 14:07:53,892 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:53,896 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:53,897 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:53,897 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:53,898 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:53,911 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:53,913 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:53,915 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:53,915 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:54,235 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:54,236 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:54,295 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:54,295 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:54,343 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:07:54,395 INFO L200 MainTranslator]: Completed pre-run [2024-11-22 14:07:54,410 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_relative_harness.i[4503,4516] [2024-11-22 14:07:54,411 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_relative_harness.i[4563,4576] [2024-11-22 14:07:54,450 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:54,452 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:54,452 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:54,453 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:54,453 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:54,461 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:54,461 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:54,462 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:54,462 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:54,531 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:54,532 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:54,576 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8097] [2024-11-22 14:07:54,577 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:54,578 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-22 14:07:54,591 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8583-8594] [2024-11-22 14:07:54,608 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-22 14:07:54,824 INFO L204 MainTranslator]: Completed translation [2024-11-22 14:07:54,825 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:54 WrapperNode [2024-11-22 14:07:54,825 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-22 14:07:54,826 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-22 14:07:54,826 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-22 14:07:54,826 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-22 14:07:54,832 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:54" (1/1) ... [2024-11-22 14:07:54,903 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:54" (1/1) ... [2024-11-22 14:07:54,971 INFO L138 Inliner]: procedures = 681, calls = 2499, calls flagged for inlining = 58, calls inlined = 13, statements flattened = 1024 [2024-11-22 14:07:54,972 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-22 14:07:54,974 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-22 14:07:54,974 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-22 14:07:54,974 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-22 14:07:54,984 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:54" (1/1) ... [2024-11-22 14:07:54,984 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:54" (1/1) ... [2024-11-22 14:07:54,998 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:54" (1/1) ... [2024-11-22 14:07:55,100 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Memory array in LHS [2024-11-22 14:07:55,101 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:54" (1/1) ... [2024-11-22 14:07:55,101 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:54" (1/1) ... [2024-11-22 14:07:55,135 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:54" (1/1) ... [2024-11-22 14:07:55,142 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:54" (1/1) ... [2024-11-22 14:07:55,149 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:54" (1/1) ... [2024-11-22 14:07:55,152 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:54" (1/1) ... [2024-11-22 14:07:55,168 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-22 14:07:55,169 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-22 14:07:55,169 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-22 14:07:55,169 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-22 14:07:55,169 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:54" (1/1) ... [2024-11-22 14:07:55,178 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-22 14:07:55,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:07:55,208 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 14:07:55,210 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 14:07:55,243 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-22 14:07:55,244 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-22 14:07:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-22 14:07:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-22 14:07:55,245 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-22 14:07:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-22 14:07:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-22 14:07:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-22 14:07:55,245 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-22 14:07:55,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-22 14:07:55,245 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-22 14:07:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-22 14:07:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-22 14:07:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-22 14:07:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-22 14:07:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-22 14:07:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-22 14:07:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-22 14:07:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_realloc [2024-11-22 14:07:55,246 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_realloc [2024-11-22 14:07:55,246 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-22 14:07:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-11-22 14:07:55,247 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-11-22 14:07:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-22 14:07:55,247 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-22 14:07:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-22 14:07:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-22 14:07:55,247 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-22 14:07:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-22 14:07:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-22 14:07:55,247 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-22 14:07:55,248 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-22 14:07:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-22 14:07:55,248 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-22 14:07:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-22 14:07:55,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-22 14:07:55,479 INFO L238 CfgBuilder]: Building ICFG [2024-11-22 14:07:55,481 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-22 14:08:02,974 INFO L? ?]: Removed 127 outVars from TransFormulas that were not future-live. [2024-11-22 14:08:02,974 INFO L287 CfgBuilder]: Performing block encoding [2024-11-22 14:08:02,990 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-22 14:08:02,990 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-22 14:08:02,991 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:08:02 BoogieIcfgContainer [2024-11-22 14:08:02,991 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-22 14:08:02,992 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-22 14:08:02,992 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-22 14:08:02,996 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-22 14:08:02,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:07:52" (1/3) ... [2024-11-22 14:08:02,997 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c6624a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:08:02, skipping insertion in model container [2024-11-22 14:08:02,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:07:54" (2/3) ... [2024-11-22 14:08:02,998 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c6624a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:08:02, skipping insertion in model container [2024-11-22 14:08:02,998 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:08:02" (3/3) ... [2024-11-22 14:08:02,999 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_reserve_relative_harness.i [2024-11-22 14:08:03,011 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-22 14:08:03,012 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-22 14:08:03,080 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-22 14:08:03,087 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;@7422e022, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-22 14:08:03,087 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-22 14:08:03,090 INFO L276 IsEmpty]: Start isEmpty. Operand has 161 states, 112 states have (on average 1.3125) internal successors, (147), 111 states have internal predecessors, (147), 38 states have call successors, (38), 11 states have call predecessors, (38), 11 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2024-11-22 14:08:03,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-22 14:08:03,097 INFO L207 NwaCegarLoop]: Found error trace [2024-11-22 14:08:03,098 INFO L215 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1] [2024-11-22 14:08:03,098 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-22 14:08:03,102 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-22 14:08:03,102 INFO L85 PathProgramCache]: Analyzing trace with hash -835620094, now seen corresponding path program 1 times [2024-11-22 14:08:03,109 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-22 14:08:03,109 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [708793643] [2024-11-22 14:08:03,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:08:03,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-22 14:09:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-22 14:09:18,117 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-22 14:09:18,121 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-22 14:09:18,121 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [708793643] [2024-11-22 14:09:18,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [708793643] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-22 14:09:18,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1641491484] [2024-11-22 14:09:18,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-22 14:09:18,126 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-22 14:09:18,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-22 14:09:18,132 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 14:09:18,136 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process