./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 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/aws-c-common/aws_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())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', '08bedf130def9ff60f4cf2e9bb71ec26d1fb4e6ee787835be29e85d2a9a146c4'] 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-?-4f9af40 [2024-11-07 11:47:14,227 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 11:47:14,317 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 11:47:14,321 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 11:47:14,322 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 11:47:14,338 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 11:47:14,339 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 11:47:14,339 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 11:47:14,339 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 11:47:14,340 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 11:47:14,340 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 11:47:14,340 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 11:47:14,340 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 11:47:14,340 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 11:47:14,341 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 11:47:14,341 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 11:47:14,341 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 11:47:14,341 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 11:47:14,341 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 11:47:14,341 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 11:47:14,341 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 11:47:14,341 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 11:47:14,342 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 11:47:14,342 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 11:47:14,342 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 11:47:14,342 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 11:47:14,342 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 11:47:14,342 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 11:47:14,342 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 11:47:14,342 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 11:47:14,343 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 11:47:14,343 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 11:47:14,343 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 11:47:14,343 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 11:47:14,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 11:47:14,343 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 11:47:14,343 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 11:47:14,343 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 11:47:14,344 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 11:47:14,344 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 [2024-11-07 11:47:14,619 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 11:47:14,628 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 11:47:14,630 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 11:47:14,631 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 11:47:14,632 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 11:47:14,633 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i [2024-11-07 11:47:15,946 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 11:47:16,409 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 11:47:16,410 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i [2024-11-07 11:47:16,451 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/23cd2b835/669bc360224444799078b4780a5e9652/FLAG570844603 [2024-11-07 11:47:16,511 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/23cd2b835/669bc360224444799078b4780a5e9652 [2024-11-07 11:47:16,513 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 11:47:16,514 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 11:47:16,515 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 11:47:16,515 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 11:47:16,519 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 11:47:16,520 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:47:16" (1/1) ... [2024-11-07 11:47:16,522 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12e5f052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:47:16, skipping insertion in model container [2024-11-07 11:47:16,522 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:47:16" (1/1) ... [2024-11-07 11:47:16,618 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 11:47:16,866 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] [2024-11-07 11:47:16,875 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] [2024-11-07 11:47:17,457 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:17,458 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:17,458 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:17,458 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:17,459 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:17,475 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:17,475 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:17,477 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:17,477 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:17,915 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:17,915 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:17,977 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 11:47:18,038 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 11:47:18,053 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] [2024-11-07 11:47:18,056 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] [2024-11-07 11:47:18,100 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:18,101 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:18,101 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:18,103 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:18,104 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:18,109 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:18,111 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:18,112 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:18,112 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:18,287 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2024-11-07 11:47:18,289 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:18,289 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:47:18,300 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2024-11-07 11:47:18,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 11:47:18,545 INFO L204 MainTranslator]: Completed translation [2024-11-07 11:47:18,545 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:47:18 WrapperNode [2024-11-07 11:47:18,545 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 11:47:18,546 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 11:47:18,546 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 11:47:18,546 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 11:47:18,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:47:18" (1/1) ... [2024-11-07 11:47:18,638 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:47:18" (1/1) ... [2024-11-07 11:47:18,727 INFO L138 Inliner]: procedures = 680, calls = 2618, calls flagged for inlining = 63, calls inlined = 10, statements flattened = 876 [2024-11-07 11:47:18,728 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 11:47:18,728 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 11:47:18,729 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 11:47:18,729 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 11:47:18,738 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:47:18" (1/1) ... [2024-11-07 11:47:18,739 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:47:18" (1/1) ... [2024-11-07 11:47:18,749 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:47:18" (1/1) ... [2024-11-07 11:47:18,836 INFO L175 MemorySlicer]: Split 562 memory accesses to 7 slices as follows [2, 257, 238, 6, 8, 47, 4]. 46 percent of accesses are in the largest equivalence class. The 21 initializations are split as follows [2, 0, 6, 0, 5, 8, 0]. The 497 writes are split as follows [0, 257, 232, 2, 1, 3, 2]. [2024-11-07 11:47:18,836 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:47:18" (1/1) ... [2024-11-07 11:47:18,837 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:47:18" (1/1) ... [2024-11-07 11:47:18,889 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:47:18" (1/1) ... [2024-11-07 11:47:18,898 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:47:18" (1/1) ... [2024-11-07 11:47:18,916 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:47:18" (1/1) ... [2024-11-07 11:47:18,921 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:47:18" (1/1) ... [2024-11-07 11:47:18,936 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 11:47:18,937 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 11:47:18,937 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 11:47:18,937 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 11:47:18,938 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:47:18" (1/1) ... [2024-11-07 11:47:18,947 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 11:47:18,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 11:47:18,977 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 11:47:18,986 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 11:47:19,008 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-11-07 11:47:19,008 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-11-07 11:47:19,009 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton32 [2024-11-07 11:47:19,009 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton32 [2024-11-07 11:47:19,009 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 11:47:19,010 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-07 11:47:19,010 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-07 11:47:19,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 11:47:19,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 11:47:19,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 11:47:19,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 11:47:19,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 11:47:19,010 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-07 11:47:19,011 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-07 11:47:19,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 11:47:19,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 11:47:19,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 11:47:19,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 11:47:19,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 11:47:19,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-07 11:47:19,011 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-07 11:47:19,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-07 11:47:19,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-07 11:47:19,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 11:47:19,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 11:47:19,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 11:47:19,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 11:47:19,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 11:47:19,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 11:47:19,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 11:47:19,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-07 11:47:19,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-07 11:47:19,013 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-07 11:47:19,013 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-07 11:47:19,013 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 11:47:19,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 11:47:19,013 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-07 11:47:19,013 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-07 11:47:19,013 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-07 11:47:19,013 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-07 11:47:19,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 11:47:19,013 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 11:47:19,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 11:47:19,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 11:47:19,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 11:47:19,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-07 11:47:19,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 11:47:19,015 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-07 11:47:19,015 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2024-11-07 11:47:19,015 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-07 11:47:19,015 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 11:47:19,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 11:47:19,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 11:47:19,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-07 11:47:19,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-07 11:47:19,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 11:47:19,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 11:47:19,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 11:47:19,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 11:47:19,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 11:47:19,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-07 11:47:19,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-07 11:47:19,415 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 11:47:19,417 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 11:47:28,083 INFO L? ?]: Removed 104 outVars from TransFormulas that were not future-live. [2024-11-07 11:47:28,085 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 11:47:28,096 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 11:47:28,097 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-07 11:47:28,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:47:28 BoogieIcfgContainer [2024-11-07 11:47:28,097 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 11:47:28,102 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 11:47:28,102 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 11:47:28,106 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 11:47:28,107 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 11:47:16" (1/3) ... [2024-11-07 11:47:28,107 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3242838b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 11:47:28, skipping insertion in model container [2024-11-07 11:47:28,107 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:47:18" (2/3) ... [2024-11-07 11:47:28,108 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3242838b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 11:47:28, skipping insertion in model container [2024-11-07 11:47:28,108 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:47:28" (3/3) ... [2024-11-07 11:47:28,109 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_be32_harness.i [2024-11-07 11:47:28,121 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 11:47:28,121 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 11:47:28,164 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 11:47:28,176 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;@21e471f4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 11:47:28,176 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 11:47:28,181 INFO L276 IsEmpty]: Start isEmpty. Operand has 137 states, 89 states have (on average 1.2247191011235956) internal successors, (109), 90 states have internal predecessors, (109), 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) [2024-11-07 11:47:28,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2024-11-07 11:47:28,188 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 11:47:28,189 INFO L215 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] [2024-11-07 11:47:28,190 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 11:47:28,193 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 11:47:28,193 INFO L85 PathProgramCache]: Analyzing trace with hash 1708987825, now seen corresponding path program 1 times [2024-11-07 11:47:28,198 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 11:47:28,199 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [882062958] [2024-11-07 11:47:28,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:47:28,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 11:48:40,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:48:43,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2024-11-07 11:48:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:48:43,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-07 11:48:43,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:48:43,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2024-11-07 11:48:43,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:48:43,747 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:48:43,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:48:43,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2024-11-07 11:48:43,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:48:44,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-11-07 11:48:44,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:48:44,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-07 11:48:44,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:48:44,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-07 11:48:44,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:48:44,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-07 11:48:44,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:48:44,159 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-11-07 11:48:44,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:48:44,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2024-11-07 11:48:44,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:48:44,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-07 11:48:44,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:48:44,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2024-11-07 11:48:44,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:48:44,214 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2024-11-07 11:48:44,215 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 11:48:44,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [882062958] [2024-11-07 11:48:44,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [882062958] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-07 11:48:44,215 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [35869167] [2024-11-07 11:48:44,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:48:44,217 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-07 11:48:44,217 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 11:48:44,220 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) [2024-11-07 11:48:44,222 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