./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c00e63dc Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 08bedf130def9ff60f4cf2e9bb71ec26d1fb4e6ee787835be29e85d2a9a146c4 --- Real Ultimate output --- This is Ultimate 0.3.0-?-c00e63d-m [2025-02-06 04:59:49,953 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-02-06 04:59:50,011 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2025-02-06 04:59:50,017 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-02-06 04:59:50,020 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-02-06 04:59:50,038 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-02-06 04:59:50,038 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-02-06 04:59:50,041 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-02-06 04:59:50,042 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-02-06 04:59:50,042 INFO L153 SettingsManager]: * Use memory slicer=true [2025-02-06 04:59:50,042 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-02-06 04:59:50,042 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-02-06 04:59:50,042 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-02-06 04:59:50,042 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-02-06 04:59:50,042 INFO L153 SettingsManager]: * Use SBE=true [2025-02-06 04:59:50,042 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-02-06 04:59:50,043 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-02-06 04:59:50,043 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-02-06 04:59:50,043 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-02-06 04:59:50,043 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-02-06 04:59:50,043 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-02-06 04:59:50,043 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-02-06 04:59:50,043 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-02-06 04:59:50,043 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-02-06 04:59:50,043 INFO L153 SettingsManager]: * Use constant arrays=true [2025-02-06 04:59:50,043 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-02-06 04:59:50,043 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-02-06 04:59:50,043 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-02-06 04:59:50,043 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-02-06 04:59:50,043 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 04:59:50,043 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-02-06 04:59:50,043 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-02-06 04:59:50,043 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-02-06 04:59:50,044 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-02-06 04:59:50,044 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-02-06 04:59:50,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-02-06 04:59:50,044 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-02-06 04:59:50,044 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-02-06 04:59:50,044 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-02-06 04:59:50,044 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-02-06 04:59:50,044 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08bedf130def9ff60f4cf2e9bb71ec26d1fb4e6ee787835be29e85d2a9a146c4 [2025-02-06 04:59:50,296 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-02-06 04:59:50,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-02-06 04:59:50,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-02-06 04:59:50,306 INFO L270 PluginConnector]: Initializing CDTParser... [2025-02-06 04:59:50,306 INFO L274 PluginConnector]: CDTParser initialized [2025-02-06 04:59:50,307 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i [2025-02-06 04:59:51,455 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1c543e8a6/c6cc5b3370524e0cac67dc2d3ae5bbe0/FLAG087055486 [2025-02-06 04:59:51,891 INFO L384 CDTParser]: Found 1 translation units. [2025-02-06 04:59:51,894 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i [2025-02-06 04:59:51,920 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1c543e8a6/c6cc5b3370524e0cac67dc2d3ae5bbe0/FLAG087055486 [2025-02-06 04:59:52,042 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/1c543e8a6/c6cc5b3370524e0cac67dc2d3ae5bbe0 [2025-02-06 04:59:52,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-02-06 04:59:52,045 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-02-06 04:59:52,046 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-02-06 04:59:52,046 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-02-06 04:59:52,049 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-02-06 04:59:52,050 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 04:59:52" (1/1) ... [2025-02-06 04:59:52,050 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f3bd8a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:59:52, skipping insertion in model container [2025-02-06 04:59:52,050 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.02 04:59:52" (1/1) ... [2025-02-06 04:59:52,138 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-02-06 04:59:52,397 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i[4497,4510] [2025-02-06 04:59:52,407 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i[4557,4570] [2025-02-06 04:59:52,908 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:52,909 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:52,909 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:52,909 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:52,910 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:52,918 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:52,918 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:52,919 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:52,919 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:53,346 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:53,347 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:53,390 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 04:59:53,457 INFO L200 MainTranslator]: Completed pre-run [2025-02-06 04:59:53,467 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i[4497,4510] [2025-02-06 04:59:53,468 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i[4557,4570] [2025-02-06 04:59:53,501 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:53,502 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:53,502 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:53,502 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:53,504 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:53,510 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:53,511 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:53,511 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:53,512 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:53,595 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2025-02-06 04:59:53,596 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:53,597 WARN L1731 CHandler]: Possible shadowing of function index [2025-02-06 04:59:53,608 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2025-02-06 04:59:53,622 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-02-06 04:59:53,776 INFO L204 MainTranslator]: Completed translation [2025-02-06 04:59:53,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:59:53 WrapperNode [2025-02-06 04:59:53,777 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-02-06 04:59:53,778 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-02-06 04:59:53,779 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-02-06 04:59:53,779 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-02-06 04:59:53,784 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:59:53" (1/1) ... [2025-02-06 04:59:53,856 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:59:53" (1/1) ... [2025-02-06 04:59:53,901 INFO L138 Inliner]: procedures = 680, calls = 2618, calls flagged for inlining = 63, calls inlined = 10, statements flattened = 876 [2025-02-06 04:59:53,902 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-02-06 04:59:53,902 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-02-06 04:59:53,902 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-02-06 04:59:53,902 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-02-06 04:59:53,914 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:59:53" (1/1) ... [2025-02-06 04:59:53,914 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:59:53" (1/1) ... [2025-02-06 04:59:53,922 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:59:53" (1/1) ... [2025-02-06 04:59:54,008 INFO L175 MemorySlicer]: Split 562 memory accesses to 7 slices as follows [2, 257, 238, 47, 8, 4, 6]. 46 percent of accesses are in the largest equivalence class. The 21 initializations are split as follows [2, 0, 6, 8, 5, 0, 0]. The 497 writes are split as follows [0, 257, 232, 3, 1, 2, 2]. [2025-02-06 04:59:54,008 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:59:53" (1/1) ... [2025-02-06 04:59:54,008 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:59:53" (1/1) ... [2025-02-06 04:59:54,043 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:59:53" (1/1) ... [2025-02-06 04:59:54,046 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:59:53" (1/1) ... [2025-02-06 04:59:54,057 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:59:53" (1/1) ... [2025-02-06 04:59:54,063 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:59:53" (1/1) ... [2025-02-06 04:59:54,077 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-02-06 04:59:54,078 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-02-06 04:59:54,078 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-02-06 04:59:54,078 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-02-06 04:59:54,079 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:59:53" (1/1) ... [2025-02-06 04:59:54,082 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-02-06 04:59:54,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 04:59:54,107 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-02-06 04:59:54,112 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-02-06 04:59:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2025-02-06 04:59:54,127 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2025-02-06 04:59:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton32 [2025-02-06 04:59:54,127 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton32 [2025-02-06 04:59:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2025-02-06 04:59:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2025-02-06 04:59:54,127 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2025-02-06 04:59:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2025-02-06 04:59:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2025-02-06 04:59:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2025-02-06 04:59:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2025-02-06 04:59:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2025-02-06 04:59:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2025-02-06 04:59:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2025-02-06 04:59:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2025-02-06 04:59:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2025-02-06 04:59:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2025-02-06 04:59:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2025-02-06 04:59:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2025-02-06 04:59:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2025-02-06 04:59:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2025-02-06 04:59:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2025-02-06 04:59:54,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2025-02-06 04:59:54,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2025-02-06 04:59:54,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-02-06 04:59:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2025-02-06 04:59:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2025-02-06 04:59:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2025-02-06 04:59:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2025-02-06 04:59:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2025-02-06 04:59:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2025-02-06 04:59:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2025-02-06 04:59:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2025-02-06 04:59:54,130 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2025-02-06 04:59:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-02-06 04:59:54,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-02-06 04:59:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2025-02-06 04:59:54,130 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2025-02-06 04:59:54,130 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2025-02-06 04:59:54,131 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2025-02-06 04:59:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2025-02-06 04:59:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2025-02-06 04:59:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2025-02-06 04:59:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2025-02-06 04:59:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2025-02-06 04:59:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2025-02-06 04:59:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2025-02-06 04:59:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2025-02-06 04:59:54,131 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2025-02-06 04:59:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2025-02-06 04:59:54,131 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2025-02-06 04:59:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2025-02-06 04:59:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2025-02-06 04:59:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2025-02-06 04:59:54,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2025-02-06 04:59:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2025-02-06 04:59:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2025-02-06 04:59:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2025-02-06 04:59:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2025-02-06 04:59:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2025-02-06 04:59:54,132 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2025-02-06 04:59:54,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2025-02-06 04:59:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2025-02-06 04:59:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2025-02-06 04:59:54,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2025-02-06 04:59:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2025-02-06 04:59:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2025-02-06 04:59:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2025-02-06 04:59:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2025-02-06 04:59:54,134 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2025-02-06 04:59:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2025-02-06 04:59:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2025-02-06 04:59:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2025-02-06 04:59:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2025-02-06 04:59:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2025-02-06 04:59:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2025-02-06 04:59:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2025-02-06 04:59:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-02-06 04:59:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2025-02-06 04:59:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2025-02-06 04:59:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2025-02-06 04:59:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2025-02-06 04:59:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2025-02-06 04:59:54,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2025-02-06 04:59:54,353 INFO L257 CfgBuilder]: Building ICFG [2025-02-06 04:59:54,354 INFO L287 CfgBuilder]: Building CFG for each procedure with an implementation [2025-02-06 04:59:54,382 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6886: havoc #t~malloc557.base, #t~malloc557.offset; [2025-02-06 04:59:54,520 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7399: havoc #t~mem682;havoc #t~mem683;havoc #t~short684;havoc #t~mem685.base, #t~mem685.offset;havoc #t~short686;havoc #t~mem687;havoc #t~mem688;havoc #t~mem689;havoc #t~short690;havoc #t~mem691;havoc #t~mem692.base, #t~mem692.offset;havoc #t~short693;havoc #t~short694;havoc #t~short695;havoc #t~short696; [2025-02-06 04:59:54,537 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L3935: havoc #t~nondet243; [2025-02-06 04:59:54,544 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2025-02-06 04:59:54,553 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L7342: havoc #t~ret657.base, #t~ret657.offset; [2025-02-06 05:00:01,529 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L8591: havoc aws_byte_buf_write_be32_#t~ret1206#1;call ULTIMATE.dealloc(aws_byte_buf_write_be32_~#x#1.base, aws_byte_buf_write_be32_~#x#1.offset);havoc aws_byte_buf_write_be32_~#x#1.base, aws_byte_buf_write_be32_~#x#1.offset; [2025-02-06 05:00:01,530 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1; [2025-02-06 05:00:01,530 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L265: havoc nondet_uint32_t_#t~nondet8#1; [2025-02-06 05:00:01,530 INFO L1309 $ProcedureCfgBuilder]: dead code at ProgramPoint L6600: havoc aws_byte_buf_is_bounded_#t~mem477#1; [2025-02-06 05:00:01,609 INFO L? ?]: Removed 103 outVars from TransFormulas that were not future-live. [2025-02-06 05:00:01,609 INFO L308 CfgBuilder]: Performing block encoding [2025-02-06 05:00:01,617 INFO L332 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-02-06 05:00:01,617 INFO L337 CfgBuilder]: Removed 0 assume(true) statements. [2025-02-06 05:00:01,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 05:00:01 BoogieIcfgContainer [2025-02-06 05:00:01,617 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-02-06 05:00:01,619 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-02-06 05:00:01,619 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-02-06 05:00:01,622 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-02-06 05:00:01,623 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.02 04:59:52" (1/3) ... [2025-02-06 05:00:01,623 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52d0acfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 05:00:01, skipping insertion in model container [2025-02-06 05:00:01,623 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.02 04:59:53" (2/3) ... [2025-02-06 05:00:01,623 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52d0acfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.02 05:00:01, skipping insertion in model container [2025-02-06 05:00:01,623 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 06.02 05:00:01" (3/3) ... [2025-02-06 05:00:01,624 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_be32_harness.i [2025-02-06 05:00:01,634 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-02-06 05:00:01,635 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_buf_write_be32_harness.i that has 12 procedures, 135 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2025-02-06 05:00:01,669 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-02-06 05:00:01,677 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;@762dcd07, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-02-06 05:00:01,677 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-02-06 05:00:01,680 INFO L276 IsEmpty]: Start isEmpty. Operand has 135 states, 87 states have (on average 1.2183908045977012) internal successors, (106), 88 states have internal predecessors, (106), 35 states have call successors, (35), 11 states have call predecessors, (35), 11 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2025-02-06 05:00:01,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2025-02-06 05:00:01,687 INFO L210 NwaCegarLoop]: Found error trace [2025-02-06 05:00:01,688 INFO L218 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 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] [2025-02-06 05:00:01,689 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-02-06 05:00:01,692 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-02-06 05:00:01,693 INFO L85 PathProgramCache]: Analyzing trace with hash -1314157148, now seen corresponding path program 1 times [2025-02-06 05:00:01,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-02-06 05:00:01,698 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299559278] [2025-02-06 05:00:01,698 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:00:01,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-02-06 05:01:16,527 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 91 statements into 1 equivalence classes. [2025-02-06 05:01:17,111 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 91 of 91 statements. [2025-02-06 05:01:17,111 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-02-06 05:01:17,111 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-02-06 05:01:17,915 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2025-02-06 05:01:17,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-02-06 05:01:17,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299559278] [2025-02-06 05:01:17,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299559278] provided 0 perfect and 1 imperfect interpolant sequences [2025-02-06 05:01:17,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1050307359] [2025-02-06 05:01:17,917 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-02-06 05:01:17,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2025-02-06 05:01:17,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2025-02-06 05:01:17,919 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2025-02-06 05:01:17,920 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process