./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_new_from_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_70ccac2f-9368-4ef3-9615-c91c5df894bf/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70ccac2f-9368-4ef3-9615-c91c5df894bf/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_70ccac2f-9368-4ef3-9615-c91c5df894bf/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70ccac2f-9368-4ef3-9615-c91c5df894bf/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70ccac2f-9368-4ef3-9615-c91c5df894bf/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_70ccac2f-9368-4ef3-9615-c91c5df894bf/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 d8feb785efb60d35f9204dc33a12e80ea59efcec5de2b7c2ff320ef29197b0bd --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:09:33,717 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:09:33,816 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70ccac2f-9368-4ef3-9615-c91c5df894bf/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:09:33,824 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:09:33,825 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:09:33,863 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:09:33,864 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:09:33,865 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:09:33,865 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:09:33,866 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:09:33,866 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:09:33,866 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:09:33,867 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:09:33,867 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:09:33,870 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:09:33,870 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:09:33,872 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:09:33,872 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:09:33,872 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:09:33,873 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:09:33,873 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:09:33,877 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:09:33,877 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:09:33,878 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:09:33,878 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:09:33,878 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:09:33,878 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:09:33,879 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:09:33,879 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:09:33,879 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:09:33,880 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:09:33,880 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:09:33,880 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:09:33,880 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:09:33,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:09:33,884 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:09:33,884 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:09:33,884 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:09:33,885 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:09:33,885 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_70ccac2f-9368-4ef3-9615-c91c5df894bf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70ccac2f-9368-4ef3-9615-c91c5df894bf/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8feb785efb60d35f9204dc33a12e80ea59efcec5de2b7c2ff320ef29197b0bd [2024-10-31 22:09:34,183 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:09:34,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:09:34,231 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:09:34,233 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:09:34,234 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:09:34,235 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70ccac2f-9368-4ef3-9615-c91c5df894bf/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness.i Unable to find full path for "g++" [2024-10-31 22:09:36,464 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:09:37,057 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:09:37,058 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70ccac2f-9368-4ef3-9615-c91c5df894bf/sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness.i [2024-10-31 22:09:37,110 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70ccac2f-9368-4ef3-9615-c91c5df894bf/bin/uautomizer-verify-4GaUIPS5ZU/data/ac7875d52/46585cfb80f04962894290e7c3f7eece/FLAG0f5e164e5 [2024-10-31 22:09:37,559 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70ccac2f-9368-4ef3-9615-c91c5df894bf/bin/uautomizer-verify-4GaUIPS5ZU/data/ac7875d52/46585cfb80f04962894290e7c3f7eece [2024-10-31 22:09:37,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:09:37,563 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:09:37,565 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:09:37,565 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:09:37,572 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:09:37,573 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:09:37" (1/1) ... [2024-10-31 22:09:37,574 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@523c0d20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:37, skipping insertion in model container [2024-10-31 22:09:37,575 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:09:37" (1/1) ... [2024-10-31 22:09:37,725 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:09:38,081 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_70ccac2f-9368-4ef3-9615-c91c5df894bf/sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness.i[4499,4512] [2024-10-31 22:09:38,091 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_70ccac2f-9368-4ef3-9615-c91c5df894bf/sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness.i[4559,4572] [2024-10-31 22:09:39,466 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:39,467 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:39,468 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:39,469 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:39,471 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:39,494 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:39,495 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:39,500 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:39,501 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:40,376 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:40,377 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:40,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:09:40,545 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:09:40,566 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_70ccac2f-9368-4ef3-9615-c91c5df894bf/sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness.i[4499,4512] [2024-10-31 22:09:40,570 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_70ccac2f-9368-4ef3-9615-c91c5df894bf/sv-benchmarks/c/aws-c-common/aws_string_new_from_c_str_harness.i[4559,4572] [2024-10-31 22:09:40,612 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:40,613 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:40,613 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:40,614 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:40,615 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:40,623 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:40,623 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:40,624 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:40,625 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:40,803 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2024-10-31 22:09:40,805 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:40,806 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:09:40,830 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2024-10-31 22:09:40,935 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:09:41,206 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:09:41,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:41 WrapperNode [2024-10-31 22:09:41,207 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:09:41,208 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:09:41,209 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:09:41,209 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:09:41,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:41" (1/1) ... [2024-10-31 22:09:41,343 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:41" (1/1) ... [2024-10-31 22:09:41,439 INFO L138 Inliner]: procedures = 679, calls = 2728, calls flagged for inlining = 62, calls inlined = 9, statements flattened = 815 [2024-10-31 22:09:41,439 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:09:41,440 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:09:41,440 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:09:41,440 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:09:41,454 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:41" (1/1) ... [2024-10-31 22:09:41,454 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:41" (1/1) ... [2024-10-31 22:09:41,468 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:41" (1/1) ... [2024-10-31 22:09:41,574 INFO L175 MemorySlicer]: Split 518 memory accesses to 6 slices as follows [2, 257, 238, 2, 5, 14]. 50 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 6, 0, 5, 0]. The 494 writes are split as follows [0, 257, 232, 1, 0, 4]. [2024-10-31 22:09:41,574 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:41" (1/1) ... [2024-10-31 22:09:41,574 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:41" (1/1) ... [2024-10-31 22:09:41,624 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:41" (1/1) ... [2024-10-31 22:09:41,628 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:41" (1/1) ... [2024-10-31 22:09:41,648 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:41" (1/1) ... [2024-10-31 22:09:41,657 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:41" (1/1) ... [2024-10-31 22:09:41,670 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:09:41,671 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:09:41,671 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:09:41,672 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:09:41,676 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:41" (1/1) ... [2024-10-31 22:09:41,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:09:41,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70ccac2f-9368-4ef3-9615-c91c5df894bf/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:09:41,718 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70ccac2f-9368-4ef3-9615-c91c5df894bf/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:09:41,725 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70ccac2f-9368-4ef3-9615-c91c5df894bf/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:09:41,753 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-10-31 22:09:41,755 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-10-31 22:09:41,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:09:41,755 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 22:09:41,755 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 22:09:41,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-10-31 22:09:41,755 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-10-31 22:09:41,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-10-31 22:09:41,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-10-31 22:09:41,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-10-31 22:09:41,757 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-10-31 22:09:41,757 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-10-31 22:09:41,758 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-10-31 22:09:41,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-10-31 22:09:41,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-10-31 22:09:41,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-10-31 22:09:41,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-10-31 22:09:41,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-10-31 22:09:41,759 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-10-31 22:09:41,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:09:41,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:09:41,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:09:41,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:09:41,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:09:41,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-10-31 22:09:41,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:09:41,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:09:41,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:09:41,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:09:41,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:09:41,760 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-31 22:09:41,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-10-31 22:09:41,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-10-31 22:09:41,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-10-31 22:09:41,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-10-31 22:09:41,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-10-31 22:09:41,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-10-31 22:09:41,762 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-10-31 22:09:41,762 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-10-31 22:09:41,762 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-10-31 22:09:41,762 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-10-31 22:09:41,762 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-10-31 22:09:41,763 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-10-31 22:09:41,763 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-10-31 22:09:41,764 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-10-31 22:09:41,764 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:09:41,764 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:09:41,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:09:41,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:09:41,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:09:41,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:09:41,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:09:41,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:09:41,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:09:41,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-31 22:09:41,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:09:41,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:09:41,766 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 22:09:41,766 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 22:09:41,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-10-31 22:09:41,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-10-31 22:09:41,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-10-31 22:09:41,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-10-31 22:09:41,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-10-31 22:09:41,767 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-10-31 22:09:41,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:09:41,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:09:41,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:09:41,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:09:41,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:09:41,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-10-31 22:09:41,768 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-10-31 22:09:41,768 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-10-31 22:09:41,784 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:09:41,784 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:09:41,785 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-10-31 22:09:41,785 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-10-31 22:09:41,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:09:41,785 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-10-31 22:09:41,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-10-31 22:09:41,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:09:41,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:09:41,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:09:41,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:09:41,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:09:41,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-31 22:09:41,787 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_array [2024-10-31 22:09:41,787 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_new_from_array [2024-10-31 22:09:41,787 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-31 22:09:41,787 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-31 22:09:41,788 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-10-31 22:09:41,788 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-10-31 22:09:41,788 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-10-31 22:09:41,788 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-10-31 22:09:41,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:09:41,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:09:41,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:09:41,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:09:41,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:09:41,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-31 22:09:41,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-10-31 22:09:41,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-10-31 22:09:41,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-10-31 22:09:41,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-10-31 22:09:41,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-10-31 22:09:41,790 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-10-31 22:09:41,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:09:41,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:09:41,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:09:41,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:09:41,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:09:41,791 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-31 22:09:42,168 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:09:42,172 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:09:42,410 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !true; [2024-10-31 22:09:52,190 INFO L? ?]: Removed 174 outVars from TransFormulas that were not future-live. [2024-10-31 22:09:52,190 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:09:52,210 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:09:52,210 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-31 22:09:52,210 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:09:52 BoogieIcfgContainer [2024-10-31 22:09:52,210 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:09:52,216 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:09:52,217 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:09:52,221 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:09:52,221 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:09:37" (1/3) ... [2024-10-31 22:09:52,223 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29a968ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:09:52, skipping insertion in model container [2024-10-31 22:09:52,224 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:09:41" (2/3) ... [2024-10-31 22:09:52,225 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29a968ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:09:52, skipping insertion in model container [2024-10-31 22:09:52,225 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:09:52" (3/3) ... [2024-10-31 22:09:52,229 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_new_from_c_str_harness.i [2024-10-31 22:09:52,250 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:09:52,250 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:09:52,331 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:09:52,338 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;@65054635, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:09:52,338 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:09:52,343 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 22:09:52,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2024-10-31 22:09:52,354 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:09:52,355 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 22:09:52,356 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:09:52,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:09:52,362 INFO L85 PathProgramCache]: Analyzing trace with hash 1565145841, now seen corresponding path program 1 times [2024-10-31 22:09:52,377 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:09:52,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1436845522] [2024-10-31 22:09:52,378 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:09:52,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms