./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/bin/uautomizer-verify-4GaUIPS5ZU --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 bb0c309b27b585749f4baad3e5a2aa617acc042d97a0a5f067f810d997d3b9d7 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:09:16,019 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:09:16,081 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:09:16,089 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:09:16,089 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:09:16,126 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:09:16,128 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:09:16,128 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:09:16,129 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:09:16,129 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:09:16,130 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:09:16,130 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:09:16,131 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:09:16,131 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:09:16,132 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:09:16,132 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:09:16,133 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:09:16,134 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:09:16,134 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:09:16,134 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:09:16,135 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:09:16,139 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:09:16,140 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:09:16,140 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:09:16,140 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:09:16,140 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:09:16,141 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:09:16,141 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:09:16,141 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:09:16,141 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:09:16,142 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:09:16,142 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:09:16,142 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:09:16,143 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:09:16,143 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:09:16,145 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:09:16,145 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:09:16,145 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:09:16,146 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:09:16,146 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb0c309b27b585749f4baad3e5a2aa617acc042d97a0a5f067f810d997d3b9d7 [2024-10-31 22:09:16,476 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:09:16,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:09:16,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:09:16,507 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:09:16,507 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:09:16,508 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness_negated.i Unable to find full path for "g++" [2024-10-31 22:09:18,684 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:09:19,313 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:09:19,315 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness_negated.i [2024-10-31 22:09:19,363 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/bin/uautomizer-verify-4GaUIPS5ZU/data/147d98562/ad1798f58b944dac8aaf329f072b29b3/FLAG0d5952516 [2024-10-31 22:09:19,801 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/bin/uautomizer-verify-4GaUIPS5ZU/data/147d98562/ad1798f58b944dac8aaf329f072b29b3 [2024-10-31 22:09:19,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:09:19,806 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:09:19,808 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:09:19,808 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:09:19,815 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:09:19,816 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:09:19" (1/1) ... [2024-10-31 22:09:19,817 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64a3ebea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:19, skipping insertion in model container [2024-10-31 22:09:19,817 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:09:19" (1/1) ... [2024-10-31 22:09:19,949 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:09:20,284 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness_negated.i[4502,4515] [2024-10-31 22:09:20,294 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness_negated.i[4562,4575] [2024-10-31 22:09:21,763 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:21,764 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:21,764 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:21,768 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:21,770 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:21,802 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:21,805 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:21,807 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:21,810 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:22,640 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:22,641 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:22,719 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:09:22,792 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:09:22,810 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness_negated.i[4502,4515] [2024-10-31 22:09:22,811 WARN L251 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness_negated.i[4562,4575] [2024-10-31 22:09:22,904 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:22,905 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:22,906 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:22,909 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:22,910 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:22,924 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:22,925 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:22,926 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:22,927 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:23,163 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8061] [2024-10-31 22:09:23,166 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:23,167 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:23,184 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8547-8558] [2024-10-31 22:09:23,211 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:09:23,506 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:09:23,507 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:23 WrapperNode [2024-10-31 22:09:23,507 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:09:23,508 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:09:23,509 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:09:23,509 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:09:23,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:23" (1/1) ... [2024-10-31 22:09:23,655 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:23" (1/1) ... [2024-10-31 22:09:23,775 INFO L138 Inliner]: procedures = 680, calls = 2502, calls flagged for inlining = 56, calls inlined = 8, statements flattened = 823 [2024-10-31 22:09:23,779 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:09:23,780 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:09:23,780 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:09:23,784 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:09:23,796 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:23" (1/1) ... [2024-10-31 22:09:23,797 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:23" (1/1) ... [2024-10-31 22:09:23,812 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:23" (1/1) ... [2024-10-31 22:09:23,947 INFO L175 MemorySlicer]: Split 536 memory accesses to 5 slices as follows [2, 257, 238, 32, 7]. 48 percent of accesses are in the largest equivalence class. The 17 initializations are split as follows [2, 0, 6, 4, 5]. The 497 writes are split as follows [0, 257, 232, 7, 1]. [2024-10-31 22:09:23,947 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:23" (1/1) ... [2024-10-31 22:09:23,951 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:23" (1/1) ... [2024-10-31 22:09:24,010 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:23" (1/1) ... [2024-10-31 22:09:24,026 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:23" (1/1) ... [2024-10-31 22:09:24,036 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:23" (1/1) ... [2024-10-31 22:09:24,045 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:23" (1/1) ... [2024-10-31 22:09:24,064 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:09:24,068 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:09:24,068 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:09:24,068 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:09:24,073 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:23" (1/1) ... [2024-10-31 22:09:24,087 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:09:24,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:09:24,137 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:09:24,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3a964c90-059d-4039-8b16-3cb29811885f/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:09:24,183 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-10-31 22:09:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-10-31 22:09:24,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:09:24,185 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 22:09:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 22:09:24,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:09:24,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:09:24,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:09:24,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:09:24,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:09:24,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:09:24,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:09:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:09:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:09:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:09:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:09:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:09:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_secure_zero [2024-10-31 22:09:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_secure_zero [2024-10-31 22:09:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:09:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:09:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:09:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:09:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:09:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:09:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:09:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:09:24,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:09:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 22:09:24,191 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 22:09:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:09:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:09:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:09:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:09:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:09:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2024-10-31 22:09:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2024-10-31 22:09:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:09:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:09:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:09:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:09:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:09:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:09:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:09:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:09:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:09:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:09:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:09:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:09:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:09:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-31 22:09:24,198 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-31 22:09:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:09:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:09:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:09:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:09:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:09:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2024-10-31 22:09:24,198 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2024-10-31 22:09:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-10-31 22:09:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-10-31 22:09:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:09:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:09:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:09:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:09:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:09:24,641 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:09:24,644 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:09:34,714 INFO L? ?]: Removed 72 outVars from TransFormulas that were not future-live. [2024-10-31 22:09:34,715 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:09:34,737 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:09:34,737 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:09:34,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:09:34 BoogieIcfgContainer [2024-10-31 22:09:34,738 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:09:34,743 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:09:34,744 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:09:34,749 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:09:34,749 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:09:19" (1/3) ... [2024-10-31 22:09:34,750 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a5b0005 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:09:34, skipping insertion in model container [2024-10-31 22:09:34,751 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:23" (2/3) ... [2024-10-31 22:09:34,752 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a5b0005 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:09:34, skipping insertion in model container [2024-10-31 22:09:34,752 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:09:34" (3/3) ... [2024-10-31 22:09:34,754 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_clean_up_secure_harness_negated.i [2024-10-31 22:09:34,776 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:09:34,776 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:09:34,852 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:09:34,862 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;@4a0348c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:09:34,862 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:09:34,868 INFO L276 IsEmpty]: Start isEmpty. Operand has 120 states, 80 states have (on average 1.225) internal successors, (98), 81 states have internal predecessors, (98), 28 states have call successors, (28), 10 states have call predecessors, (28), 10 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2024-10-31 22:09:34,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-10-31 22:09:34,890 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:09:34,891 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2024-10-31 22:09:34,892 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:09:34,897 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:09:34,898 INFO L85 PathProgramCache]: Analyzing trace with hash -2095082959, now seen corresponding path program 1 times [2024-10-31 22:09:34,909 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:09:34,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386003230] [2024-10-31 22:09:34,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:09:34,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms