./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572d3ac2-88cd-413f-a2bf-34d868adc2a3/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572d3ac2-88cd-413f-a2bf-34d868adc2a3/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_572d3ac2-88cd-413f-a2bf-34d868adc2a3/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572d3ac2-88cd-413f-a2bf-34d868adc2a3/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572d3ac2-88cd-413f-a2bf-34d868adc2a3/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_572d3ac2-88cd-413f-a2bf-34d868adc2a3/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 a5910cea77a565141d916d1fcbedfa046ab56f15dda6ed8f11c344bfa9c73fe2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:09:41,712 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:09:41,829 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572d3ac2-88cd-413f-a2bf-34d868adc2a3/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:09:41,834 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:09:41,835 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:09:41,861 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:09:41,862 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:09:41,863 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:09:41,863 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:09:41,864 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:09:41,865 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:09:41,865 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:09:41,866 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:09:41,866 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:09:41,867 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:09:41,868 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:09:41,868 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:09:41,869 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:09:41,869 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:09:41,870 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:09:41,870 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:09:41,871 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:09:41,872 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:09:41,872 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:09:41,872 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:09:41,873 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:09:41,874 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:09:41,874 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:09:41,874 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:09:41,875 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:09:41,875 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:09:41,876 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:09:41,876 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:09:41,877 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:09:41,877 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:09:41,878 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:09:41,878 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:09:41,878 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:09:41,879 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:09:41,879 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_572d3ac2-88cd-413f-a2bf-34d868adc2a3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572d3ac2-88cd-413f-a2bf-34d868adc2a3/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5910cea77a565141d916d1fcbedfa046ab56f15dda6ed8f11c344bfa9c73fe2 [2024-10-31 22:09:42,226 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:09:42,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:09:42,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:09:42,264 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:09:42,264 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:09:42,266 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572d3ac2-88cd-413f-a2bf-34d868adc2a3/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness_negated.i Unable to find full path for "g++" [2024-10-31 22:09:44,455 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:09:45,032 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:09:45,035 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572d3ac2-88cd-413f-a2bf-34d868adc2a3/sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness_negated.i [2024-10-31 22:09:45,088 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572d3ac2-88cd-413f-a2bf-34d868adc2a3/bin/uautomizer-verify-4GaUIPS5ZU/data/acfc4e805/81ce7c462e0343a7b203eba7087580fb/FLAG190a853a9 [2024-10-31 22:09:45,543 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572d3ac2-88cd-413f-a2bf-34d868adc2a3/bin/uautomizer-verify-4GaUIPS5ZU/data/acfc4e805/81ce7c462e0343a7b203eba7087580fb [2024-10-31 22:09:45,545 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:09:45,547 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:09:45,549 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:09:45,549 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:09:45,557 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:09:45,558 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:09:45" (1/1) ... [2024-10-31 22:09:45,559 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b30d6cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:45, skipping insertion in model container [2024-10-31 22:09:45,559 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:09:45" (1/1) ... [2024-10-31 22:09:45,706 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:09:46,105 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_572d3ac2-88cd-413f-a2bf-34d868adc2a3/sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness_negated.i[4499,4512] [2024-10-31 22:09:46,115 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_572d3ac2-88cd-413f-a2bf-34d868adc2a3/sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness_negated.i[4559,4572] [2024-10-31 22:09:47,139 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:47,140 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:47,141 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:47,142 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:47,144 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:47,160 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:47,161 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:47,164 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:47,164 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:48,040 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:48,041 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:48,153 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:09:48,221 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:09:48,238 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_572d3ac2-88cd-413f-a2bf-34d868adc2a3/sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness_negated.i[4499,4512] [2024-10-31 22:09:48,239 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_572d3ac2-88cd-413f-a2bf-34d868adc2a3/sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness_negated.i[4559,4572] [2024-10-31 22:09:48,349 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:48,350 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:48,350 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:48,351 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:48,352 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:48,368 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:48,371 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:48,373 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:48,374 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:48,553 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-10-31 22:09:48,556 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:48,557 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:48,573 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-10-31 22:09:48,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:09:49,089 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:09:49,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:49 WrapperNode [2024-10-31 22:09:49,091 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:09:49,092 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:09:49,092 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:09:49,092 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:09:49,113 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:49" (1/1) ... [2024-10-31 22:09:49,291 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:49" (1/1) ... [2024-10-31 22:09:49,433 INFO L138 Inliner]: procedures = 679, calls = 2728, calls flagged for inlining = 62, calls inlined = 9, statements flattened = 815 [2024-10-31 22:09:49,434 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:09:49,436 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:09:49,436 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:09:49,436 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:09:49,451 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:49" (1/1) ... [2024-10-31 22:09:49,451 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:49" (1/1) ... [2024-10-31 22:09:49,468 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:49" (1/1) ... [2024-10-31 22:09:49,576 INFO L175 MemorySlicer]: Split 518 memory accesses to 6 slices as follows [2, 257, 238, 5, 2, 14]. 50 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 6, 5, 0, 0]. The 494 writes are split as follows [0, 257, 232, 0, 1, 4]. [2024-10-31 22:09:49,580 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:49" (1/1) ... [2024-10-31 22:09:49,580 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:49" (1/1) ... [2024-10-31 22:09:49,628 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:49" (1/1) ... [2024-10-31 22:09:49,638 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:49" (1/1) ... [2024-10-31 22:09:49,661 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:49" (1/1) ... [2024-10-31 22:09:49,675 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:49" (1/1) ... [2024-10-31 22:09:49,691 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:09:49,692 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:09:49,693 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:09:49,693 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:09:49,694 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:49" (1/1) ... [2024-10-31 22:09:49,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:09:49,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572d3ac2-88cd-413f-a2bf-34d868adc2a3/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:09:49,746 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572d3ac2-88cd-413f-a2bf-34d868adc2a3/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:09:49,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_572d3ac2-88cd-413f-a2bf-34d868adc2a3/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:09:49,792 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-10-31 22:09:49,794 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-10-31 22:09:49,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:09:49,795 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 22:09:49,795 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 22:09:49,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-10-31 22:09:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-10-31 22:09:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-10-31 22:09:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-10-31 22:09:49,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-10-31 22:09:49,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-10-31 22:09:49,798 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-10-31 22:09:49,799 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-10-31 22:09:49,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-31 22:09:49,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-31 22:09:49,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-31 22:09:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-31 22:09:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-31 22:09:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-31 22:09:49,800 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:09:49,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:09:49,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:09:49,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:09:49,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:09:49,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 22:09:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:09:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:09:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:09:49,802 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:09:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:09:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:09:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-10-31 22:09:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-10-31 22:09:49,803 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-10-31 22:09:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-10-31 22:09:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-10-31 22:09:49,804 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-10-31 22:09:49,805 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-10-31 22:09:49,805 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-10-31 22:09:49,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-10-31 22:09:49,806 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-10-31 22:09:49,807 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-10-31 22:09:49,808 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-10-31 22:09:49,808 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-10-31 22:09:49,808 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-10-31 22:09:49,809 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:09:49,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:09:49,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:09:49,809 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:09:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:09:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:09:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:09:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:09:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:09:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:09:49,810 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:09:49,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:09:49,812 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 22:09:49,812 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 22:09:49,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-31 22:09:49,813 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-31 22:09:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-31 22:09:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-31 22:09:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-31 22:09:49,814 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-31 22:09:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:09:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:09:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:09:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:09:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:09:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 22:09:49,815 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-10-31 22:09:49,816 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-10-31 22:09:49,817 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:09:49,817 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:09:49,818 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-10-31 22:09:49,818 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-10-31 22:09:49,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:09:49,819 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-10-31 22:09:49,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-10-31 22:09:49,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:09:49,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:09:49,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:09:49,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:09:49,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:09:49,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:09:49,821 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_array [2024-10-31 22:09:49,822 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_new_from_array [2024-10-31 22:09:49,822 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-31 22:09:49,822 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-31 22:09:49,822 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-10-31 22:09:49,822 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-10-31 22:09:49,822 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-10-31 22:09:49,823 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-10-31 22:09:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:09:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:09:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:09:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:09:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:09:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:09:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-10-31 22:09:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-10-31 22:09:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-10-31 22:09:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-10-31 22:09:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-10-31 22:09:49,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-10-31 22:09:49,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:09:49,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:09:49,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:09:49,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:09:49,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:09:49,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:09:50,402 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:09:50,406 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:09:50,703 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !true; [2024-10-31 22:10:00,655 INFO L? ?]: Removed 174 outVars from TransFormulas that were not future-live. [2024-10-31 22:10:00,656 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:10:00,676 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:10:00,677 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-31 22:10:00,677 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:10:00 BoogieIcfgContainer [2024-10-31 22:10:00,678 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:10:00,680 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:10:00,680 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:10:00,686 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:10:00,687 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:09:45" (1/3) ... [2024-10-31 22:10:00,689 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@306537d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:10:00, skipping insertion in model container [2024-10-31 22:10:00,689 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:49" (2/3) ... [2024-10-31 22:10:00,689 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@306537d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:10:00, skipping insertion in model container [2024-10-31 22:10:00,689 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:10:00" (3/3) ... [2024-10-31 22:10:00,691 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_new_from_c_str_harness_negated.i [2024-10-31 22:10:00,711 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:10:00,712 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:10:00,797 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:10:00,808 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;@123ba9ff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:10:00,808 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:10:00,814 INFO L276 IsEmpty]: Start isEmpty. Operand has 137 states, 87 states have (on average 1.160919540229885) internal successors, (101), 87 states have internal predecessors, (101), 34 states have call successors, (34), 15 states have call predecessors, (34), 15 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-10-31 22:10:00,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-10-31 22:10:00,826 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:10:00,826 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 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] [2024-10-31 22:10:00,828 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:10:00,833 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:10:00,833 INFO L85 PathProgramCache]: Analyzing trace with hash 1565145841, now seen corresponding path program 1 times [2024-10-31 22:10:00,843 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:10:00,844 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120911459] [2024-10-31 22:10:00,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:10:00,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms