./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_eq_c_str_harness.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_6b2b8e0a-67af-4b0e-a536-42088cbe9340/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b2b8e0a-67af-4b0e-a536-42088cbe9340/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_6b2b8e0a-67af-4b0e-a536-42088cbe9340/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b2b8e0a-67af-4b0e-a536-42088cbe9340/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_eq_c_str_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b2b8e0a-67af-4b0e-a536-42088cbe9340/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_6b2b8e0a-67af-4b0e-a536-42088cbe9340/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 99ee682e10e695b9eb1615836043680c46e24c4df6227faaade6163d2feea99e --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 21:59:50,750 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 21:59:50,868 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b2b8e0a-67af-4b0e-a536-42088cbe9340/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 21:59:50,879 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 21:59:50,881 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 21:59:50,928 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 21:59:50,930 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 21:59:50,931 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 21:59:50,933 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 21:59:50,934 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 21:59:50,935 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 21:59:50,936 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 21:59:50,936 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 21:59:50,937 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 21:59:50,937 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 21:59:50,938 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 21:59:50,938 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 21:59:50,939 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 21:59:50,939 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 21:59:50,943 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 21:59:50,943 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 21:59:50,947 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 21:59:50,948 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 21:59:50,948 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 21:59:50,948 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 21:59:50,949 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 21:59:50,949 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 21:59:50,949 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 21:59:50,950 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 21:59:50,950 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:59:50,950 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 21:59:50,953 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 21:59:50,953 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 21:59:50,953 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 21:59:50,954 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 21:59:50,954 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 21:59:50,954 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 21:59:50,954 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 21:59:50,955 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 21:59:50,955 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_6b2b8e0a-67af-4b0e-a536-42088cbe9340/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b2b8e0a-67af-4b0e-a536-42088cbe9340/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 99ee682e10e695b9eb1615836043680c46e24c4df6227faaade6163d2feea99e [2024-10-31 21:59:51,275 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 21:59:51,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 21:59:51,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 21:59:51,315 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 21:59:51,315 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 21:59:51,317 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b2b8e0a-67af-4b0e-a536-42088cbe9340/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_array_eq_c_str_harness.i Unable to find full path for "g++" [2024-10-31 21:59:53,594 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 21:59:54,196 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 21:59:54,196 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b2b8e0a-67af-4b0e-a536-42088cbe9340/sv-benchmarks/c/aws-c-common/aws_array_eq_c_str_harness.i [2024-10-31 21:59:54,258 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b2b8e0a-67af-4b0e-a536-42088cbe9340/bin/uautomizer-verify-4GaUIPS5ZU/data/bcc9cb6ed/227fa00ee2274b248ef2b35e7bd0a3a1/FLAGc783285f4 [2024-10-31 21:59:54,670 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b2b8e0a-67af-4b0e-a536-42088cbe9340/bin/uautomizer-verify-4GaUIPS5ZU/data/bcc9cb6ed/227fa00ee2274b248ef2b35e7bd0a3a1 [2024-10-31 21:59:54,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 21:59:54,675 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 21:59:54,676 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 21:59:54,677 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 21:59:54,683 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 21:59:54,684 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:59:54" (1/1) ... [2024-10-31 21:59:54,688 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66b74b38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:54, skipping insertion in model container [2024-10-31 21:59:54,688 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:59:54" (1/1) ... [2024-10-31 21:59:54,905 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 21:59:55,361 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_6b2b8e0a-67af-4b0e-a536-42088cbe9340/sv-benchmarks/c/aws-c-common/aws_array_eq_c_str_harness.i[4492,4505] [2024-10-31 21:59:55,371 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_6b2b8e0a-67af-4b0e-a536-42088cbe9340/sv-benchmarks/c/aws-c-common/aws_array_eq_c_str_harness.i[4552,4565] [2024-10-31 21:59:56,717 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:56,718 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:56,718 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:56,719 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:56,721 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:56,741 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:56,742 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:56,763 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:56,764 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:57,603 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:57,604 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:57,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:59:57,769 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 21:59:57,786 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_6b2b8e0a-67af-4b0e-a536-42088cbe9340/sv-benchmarks/c/aws-c-common/aws_array_eq_c_str_harness.i[4492,4505] [2024-10-31 21:59:57,787 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_6b2b8e0a-67af-4b0e-a536-42088cbe9340/sv-benchmarks/c/aws-c-common/aws_array_eq_c_str_harness.i[4552,4565] [2024-10-31 21:59:57,830 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:57,831 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:57,831 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:57,832 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:57,833 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:57,840 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:57,841 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:57,842 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:57,843 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:57,965 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8277] [2024-10-31 21:59:57,967 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:57,968 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 21:59:57,983 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8763-8774] [2024-10-31 21:59:57,996 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:59:58,260 INFO L204 MainTranslator]: Completed translation [2024-10-31 21:59:58,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:58 WrapperNode [2024-10-31 21:59:58,261 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 21:59:58,262 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 21:59:58,262 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 21:59:58,262 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 21:59:58,270 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:58" (1/1) ... [2024-10-31 21:59:58,373 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:58" (1/1) ... [2024-10-31 21:59:58,471 INFO L138 Inliner]: procedures = 680, calls = 2609, calls flagged for inlining = 60, calls inlined = 6, statements flattened = 802 [2024-10-31 21:59:58,474 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 21:59:58,475 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 21:59:58,476 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 21:59:58,476 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 21:59:58,488 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:58" (1/1) ... [2024-10-31 21:59:58,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:58" (1/1) ... [2024-10-31 21:59:58,497 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:58" (1/1) ... [2024-10-31 21:59:58,589 INFO L175 MemorySlicer]: Split 516 memory accesses to 6 slices as follows [2, 257, 238, 6, 8, 5]. 50 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 6, 0, 0, 5]. The 491 writes are split as follows [0, 257, 232, 2, 0, 0]. [2024-10-31 21:59:58,592 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:58" (1/1) ... [2024-10-31 21:59:58,593 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:58" (1/1) ... [2024-10-31 21:59:58,651 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:58" (1/1) ... [2024-10-31 21:59:58,663 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:58" (1/1) ... [2024-10-31 21:59:58,677 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:58" (1/1) ... [2024-10-31 21:59:58,685 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:58" (1/1) ... [2024-10-31 21:59:58,704 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 21:59:58,705 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 21:59:58,705 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 21:59:58,706 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 21:59:58,711 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:58" (1/1) ... [2024-10-31 21:59:58,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:59:58,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b2b8e0a-67af-4b0e-a536-42088cbe9340/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:59:58,751 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b2b8e0a-67af-4b0e-a536-42088cbe9340/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 21:59:58,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6b2b8e0a-67af-4b0e-a536-42088cbe9340/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 21:59:58,790 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq_c_str [2024-10-31 21:59:58,791 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq_c_str [2024-10-31 21:59:58,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 21:59:58,792 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 21:59:58,792 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 21:59:58,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 21:59:58,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 21:59:58,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 21:59:58,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 21:59:58,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 21:59:58,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 21:59:58,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 21:59:58,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 21:59:58,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 21:59:58,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 21:59:58,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 21:59:58,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 21:59:58,795 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 21:59:58,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 21:59:58,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 21:59:58,795 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 21:59:58,796 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-10-31 21:59:58,796 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-10-31 21:59:58,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 21:59:58,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 21:59:58,796 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 21:59:58,796 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 21:59:58,796 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-10-31 21:59:58,797 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-10-31 21:59:58,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 21:59:58,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 21:59:58,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 21:59:58,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 21:59:58,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 21:59:58,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 21:59:58,798 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-10-31 21:59:58,798 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-10-31 21:59:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 21:59:58,799 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 21:59:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 21:59:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 21:59:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 21:59:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 21:59:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 21:59:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 21:59:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 21:59:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-10-31 21:59:58,801 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-10-31 21:59:58,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 21:59:58,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 21:59:58,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 21:59:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 21:59:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 21:59:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 21:59:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 21:59:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 21:59:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 21:59:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 21:59:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 21:59:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 21:59:59,295 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 21:59:59,298 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:00:09,274 INFO L? ?]: Removed 68 outVars from TransFormulas that were not future-live. [2024-10-31 22:00:09,274 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:00:09,292 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:00:09,293 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:00:09,293 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:00:09 BoogieIcfgContainer [2024-10-31 22:00:09,293 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:00:09,296 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:00:09,296 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:00:09,299 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:00:09,300 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 09:59:54" (1/3) ... [2024-10-31 22:00:09,302 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@249c4f14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:00:09, skipping insertion in model container [2024-10-31 22:00:09,302 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:59:58" (2/3) ... [2024-10-31 22:00:09,303 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@249c4f14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:00:09, skipping insertion in model container [2024-10-31 22:00:09,303 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:00:09" (3/3) ... [2024-10-31 22:00:09,305 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_eq_c_str_harness.i [2024-10-31 22:00:09,325 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:00:09,325 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:00:09,407 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:00:09,414 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;@60090b33, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:00:09,414 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:00:09,418 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 59 states have (on average 1.271186440677966) internal successors, (75), 62 states have internal predecessors, (75), 26 states have call successors, (26), 9 states have call predecessors, (26), 9 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2024-10-31 22:00:09,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-10-31 22:00:09,429 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:00:09,430 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:00:09,430 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:00:09,436 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:00:09,436 INFO L85 PathProgramCache]: Analyzing trace with hash 511260694, now seen corresponding path program 1 times [2024-10-31 22:00:09,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:00:09,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322178726] [2024-10-31 22:00:09,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:00:09,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms