./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_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_588923a6-70cd-49c7-b970-98636eb882b6/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588923a6-70cd-49c7-b970-98636eb882b6/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_588923a6-70cd-49c7-b970-98636eb882b6/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588923a6-70cd-49c7-b970-98636eb882b6/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_c_str_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588923a6-70cd-49c7-b970-98636eb882b6/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_588923a6-70cd-49c7-b970-98636eb882b6/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 b2f52dc569bf800e437197605f33d1f95221de4e070e12ec17def0de8ea71b9a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:08:44,039 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:08:44,140 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588923a6-70cd-49c7-b970-98636eb882b6/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:08:44,145 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:08:44,148 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:08:44,204 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:08:44,207 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:08:44,207 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:08:44,208 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:08:44,209 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:08:44,210 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:08:44,210 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:08:44,211 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:08:44,212 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:08:44,214 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:08:44,215 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:08:44,215 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:08:44,215 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:08:44,216 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:08:44,216 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:08:44,216 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:08:44,220 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:08:44,221 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:08:44,221 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:08:44,221 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:08:44,222 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:08:44,222 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:08:44,223 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:08:44,223 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:08:44,223 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:08:44,224 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:08:44,224 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:08:44,226 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:08:44,226 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:08:44,227 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:08:44,227 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:08:44,227 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:08:44,228 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:08:44,228 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:08:44,228 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_588923a6-70cd-49c7-b970-98636eb882b6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588923a6-70cd-49c7-b970-98636eb882b6/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2f52dc569bf800e437197605f33d1f95221de4e070e12ec17def0de8ea71b9a [2024-10-31 22:08:44,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:08:44,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:08:44,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:08:44,564 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:08:44,565 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:08:44,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588923a6-70cd-49c7-b970-98636eb882b6/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_c_str_harness.i Unable to find full path for "g++" [2024-10-31 22:08:46,671 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:08:47,176 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:08:47,177 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588923a6-70cd-49c7-b970-98636eb882b6/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_c_str_harness.i [2024-10-31 22:08:47,230 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588923a6-70cd-49c7-b970-98636eb882b6/bin/uautomizer-verify-4GaUIPS5ZU/data/21bddddf9/8f7593cf3d7a4e86b2f511e88d800ba9/FLAG17a9ce3f0 [2024-10-31 22:08:47,252 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588923a6-70cd-49c7-b970-98636eb882b6/bin/uautomizer-verify-4GaUIPS5ZU/data/21bddddf9/8f7593cf3d7a4e86b2f511e88d800ba9 [2024-10-31 22:08:47,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:08:47,258 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:08:47,261 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:08:47,261 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:08:47,267 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:08:47,267 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:08:47" (1/1) ... [2024-10-31 22:08:47,269 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@373e9d21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:47, skipping insertion in model container [2024-10-31 22:08:47,269 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:08:47" (1/1) ... [2024-10-31 22:08:47,436 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:08:47,762 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_588923a6-70cd-49c7-b970-98636eb882b6/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_c_str_harness.i[4500,4513] [2024-10-31 22:08:47,771 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_588923a6-70cd-49c7-b970-98636eb882b6/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_c_str_harness.i[4560,4573] [2024-10-31 22:08:48,880 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:48,882 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:48,882 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:48,883 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:48,885 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:48,910 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:48,915 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:48,917 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:48,955 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:49,741 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:49,741 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:49,832 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:08:49,919 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:08:49,943 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_588923a6-70cd-49c7-b970-98636eb882b6/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_c_str_harness.i[4500,4513] [2024-10-31 22:08:49,944 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_588923a6-70cd-49c7-b970-98636eb882b6/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_c_str_harness.i[4560,4573] [2024-10-31 22:08:50,010 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:50,010 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:50,011 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:50,012 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:50,013 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:50,027 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:50,027 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:50,029 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:50,029 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:50,227 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2024-10-31 22:08:50,231 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:50,232 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:08:50,253 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2024-10-31 22:08:50,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:08:50,596 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:08:50,597 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:50 WrapperNode [2024-10-31 22:08:50,597 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:08:50,598 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:08:50,598 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:08:50,599 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:08:50,626 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:50" (1/1) ... [2024-10-31 22:08:50,757 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:50" (1/1) ... [2024-10-31 22:08:50,856 INFO L138 Inliner]: procedures = 679, calls = 2606, calls flagged for inlining = 60, calls inlined = 6, statements flattened = 803 [2024-10-31 22:08:50,857 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:08:50,857 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:08:50,858 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:08:50,858 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:08:50,870 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:50" (1/1) ... [2024-10-31 22:08:50,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:50" (1/1) ... [2024-10-31 22:08:50,877 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:50" (1/1) ... [2024-10-31 22:08:50,963 INFO L175 MemorySlicer]: Split 522 memory accesses to 5 slices as follows [2, 257, 241, 17, 5]. 49 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 0, 6, 2, 5]. The 491 writes are split as follows [0, 257, 232, 2, 0]. [2024-10-31 22:08:50,963 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:50" (1/1) ... [2024-10-31 22:08:51,010 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:50" (1/1) ... [2024-10-31 22:08:51,060 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:50" (1/1) ... [2024-10-31 22:08:51,063 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:50" (1/1) ... [2024-10-31 22:08:51,074 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:50" (1/1) ... [2024-10-31 22:08:51,079 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:50" (1/1) ... [2024-10-31 22:08:51,089 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:08:51,090 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:08:51,090 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:08:51,090 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:08:51,091 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:50" (1/1) ... [2024-10-31 22:08:51,097 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:08:51,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588923a6-70cd-49c7-b970-98636eb882b6/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:08:51,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588923a6-70cd-49c7-b970-98636eb882b6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:08:51,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_588923a6-70cd-49c7-b970-98636eb882b6/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:08:51,165 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-10-31 22:08:51,167 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-10-31 22:08:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:08:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 22:08:51,167 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 22:08:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:08:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:08:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:08:51,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:08:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:08:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:08:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:08:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:08:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:08:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:08:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:08:51,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:08:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:08:51,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:08:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:08:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:08:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:08:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:08:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:08:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:08:51,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:08:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 22:08:51,169 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 22:08:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:08:51,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:08:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:08:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:08:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:08:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:08:51,170 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:08:51,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:08:51,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:08:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:08:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:08:51,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:08:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:08:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:08:51,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:08:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:08:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:08:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:08:51,175 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-10-31 22:08:51,175 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-10-31 22:08:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:08:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:08:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:08:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:08:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:08:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:08:51,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:08:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:08:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:08:51,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:08:51,550 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:08:51,553 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:09:00,461 INFO L? ?]: Removed 63 outVars from TransFormulas that were not future-live. [2024-10-31 22:09:00,461 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:09:00,476 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:09:00,477 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-31 22:09:00,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:09:00 BoogieIcfgContainer [2024-10-31 22:09:00,478 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:09:00,481 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:09:00,481 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:09:00,485 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:09:00,485 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:08:47" (1/3) ... [2024-10-31 22:09:00,487 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@123db773 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:09:00, skipping insertion in model container [2024-10-31 22:09:00,487 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:08:50" (2/3) ... [2024-10-31 22:09:00,488 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@123db773 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:09:00, skipping insertion in model container [2024-10-31 22:09:00,490 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:09:00" (3/3) ... [2024-10-31 22:09:00,491 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_from_c_str_harness.i [2024-10-31 22:09:00,511 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:09:00,512 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:09:00,590 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:09:00,599 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;@f26bae6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:09:00,600 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:09:00,604 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 49 states have (on average 1.2244897959183674) internal successors, (60), 50 states have internal predecessors, (60), 16 states have call successors, (16), 6 states have call predecessors, (16), 6 states have return successors, (16), 16 states have call predecessors, (16), 16 states have call successors, (16) [2024-10-31 22:09:00,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-10-31 22:09:00,615 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:09:00,616 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:09:00,616 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:09:00,622 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:09:00,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1393835823, now seen corresponding path program 1 times [2024-10-31 22:09:00,635 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:09:00,635 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1446027017] [2024-10-31 22:09:00,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:09:00,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms