./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_string_compare_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 023d838f Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_string_compare_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 965d656958c5277ff7b46967a72c2c81e4c2c563a1b6d02990446bd426a67de4 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 11:07:05,912 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 11:07:05,975 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-10 11:07:05,979 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 11:07:05,980 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 11:07:06,011 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 11:07:06,012 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 11:07:06,012 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 11:07:06,013 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 11:07:06,013 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 11:07:06,013 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 11:07:06,014 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 11:07:06,014 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 11:07:06,015 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 11:07:06,015 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 11:07:06,015 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 11:07:06,016 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 11:07:06,016 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 11:07:06,016 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 11:07:06,017 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 11:07:06,017 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 11:07:06,019 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 11:07:06,019 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 11:07:06,019 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 11:07:06,019 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 11:07:06,020 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 11:07:06,020 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 11:07:06,020 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 11:07:06,020 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 11:07:06,020 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 11:07:06,021 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 11:07:06,021 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 11:07:06,021 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 11:07:06,021 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 11:07:06,022 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 11:07:06,022 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 11:07:06,024 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 11:07:06,024 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 11:07:06,024 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 11:07:06,025 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 965d656958c5277ff7b46967a72c2c81e4c2c563a1b6d02990446bd426a67de4 [2024-11-10 11:07:06,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 11:07:06,325 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 11:07:06,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 11:07:06,331 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 11:07:06,332 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 11:07:06,334 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_string_compare_harness_negated.i [2024-11-10 11:07:07,844 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 11:07:08,322 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 11:07:08,324 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_compare_harness_negated.i [2024-11-10 11:07:08,373 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5484172be/356fa74271044642a396235461dd2e6e/FLAG3e6d75790 [2024-11-10 11:07:08,390 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5484172be/356fa74271044642a396235461dd2e6e [2024-11-10 11:07:08,395 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 11:07:08,398 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 11:07:08,400 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 11:07:08,400 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 11:07:08,405 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 11:07:08,406 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:07:08" (1/1) ... [2024-11-10 11:07:08,407 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@125a1501 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:07:08, skipping insertion in model container [2024-11-10 11:07:08,407 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 11:07:08" (1/1) ... [2024-11-10 11:07:08,529 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 11:07:08,892 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_compare_harness_negated.i[4492,4505] [2024-11-10 11:07:08,903 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_compare_harness_negated.i[4552,4565] [2024-11-10 11:07:09,690 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:09,691 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:09,692 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:09,695 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:09,696 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:09,710 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:09,711 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:09,713 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:09,714 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:10,539 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:10,542 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:10,676 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 11:07:10,752 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 11:07:10,776 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_compare_harness_negated.i[4492,4505] [2024-11-10 11:07:10,776 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_compare_harness_negated.i[4552,4565] [2024-11-10 11:07:10,828 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:10,828 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:10,829 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:10,830 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:10,831 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:10,882 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:10,883 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:10,884 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:10,886 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:10,994 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8221] [2024-11-10 11:07:10,997 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:10,997 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 11:07:11,009 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8707-8718] [2024-11-10 11:07:11,048 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 11:07:11,282 INFO L204 MainTranslator]: Completed translation [2024-11-10 11:07:11,283 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:07:11 WrapperNode [2024-11-10 11:07:11,283 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 11:07:11,284 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 11:07:11,284 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 11:07:11,284 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 11:07:11,293 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:07:11" (1/1) ... [2024-11-10 11:07:11,403 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:07:11" (1/1) ... [2024-11-10 11:07:11,491 INFO L138 Inliner]: procedures = 682, calls = 2786, calls flagged for inlining = 57, calls inlined = 5, statements flattened = 823 [2024-11-10 11:07:11,492 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 11:07:11,493 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 11:07:11,493 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 11:07:11,493 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 11:07:11,506 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:07:11" (1/1) ... [2024-11-10 11:07:11,507 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:07:11" (1/1) ... [2024-11-10 11:07:11,517 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:07:11" (1/1) ... [2024-11-10 11:07:11,639 INFO L175 MemorySlicer]: Split 529 memory accesses to 6 slices as follows [2, 257, 238, 16, 5, 11]. 49 percent of accesses are in the largest equivalence class. The 29 initializations are split as follows [2, 0, 6, 16, 5, 0]. The 492 writes are split as follows [0, 257, 232, 0, 0, 3]. [2024-11-10 11:07:11,642 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:07:11" (1/1) ... [2024-11-10 11:07:11,642 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:07:11" (1/1) ... [2024-11-10 11:07:11,694 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:07:11" (1/1) ... [2024-11-10 11:07:11,696 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:07:11" (1/1) ... [2024-11-10 11:07:11,710 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:07:11" (1/1) ... [2024-11-10 11:07:11,716 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:07:11" (1/1) ... [2024-11-10 11:07:11,729 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 11:07:11,732 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 11:07:11,732 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 11:07:11,732 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 11:07:11,733 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:07:11" (1/1) ... [2024-11-10 11:07:11,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 11:07:11,752 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 11:07:11,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-10 11:07:11,775 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-10 11:07:11,821 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-10 11:07:11,822 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-10 11:07:11,822 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_compare [2024-11-10 11:07:11,822 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_compare [2024-11-10 11:07:11,822 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2024-11-10 11:07:11,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2024-11-10 11:07:11,822 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-10 11:07:11,823 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-10 11:07:11,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-10 11:07:11,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-10 11:07:11,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-10 11:07:11,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-10 11:07:11,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-10 11:07:11,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-10 11:07:11,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-10 11:07:11,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-10 11:07:11,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-10 11:07:11,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-10 11:07:11,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-10 11:07:11,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-10 11:07:11,825 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-10 11:07:11,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-10 11:07:11,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-10 11:07:11,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 11:07:11,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-10 11:07:11,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-10 11:07:11,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-10 11:07:11,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-10 11:07:11,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-10 11:07:11,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-10 11:07:11,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 11:07:11,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 11:07:11,827 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-10 11:07:11,827 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-10 11:07:11,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-10 11:07:11,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-10 11:07:11,827 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-10 11:07:11,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-10 11:07:11,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-10 11:07:11,828 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-10 11:07:11,828 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2024-11-10 11:07:11,828 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2024-11-10 11:07:11,828 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 11:07:11,829 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 11:07:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-10 11:07:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-10 11:07:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-10 11:07:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-10 11:07:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-10 11:07:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-10 11:07:11,829 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-10 11:07:11,829 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-10 11:07:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-10 11:07:11,830 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-10 11:07:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-10 11:07:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-10 11:07:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-10 11:07:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-10 11:07:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-10 11:07:11,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-10 11:07:11,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 11:07:11,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-10 11:07:11,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-10 11:07:11,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-10 11:07:11,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-10 11:07:11,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-10 11:07:12,125 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 11:07:12,127 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 11:07:12,166 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6874: havoc #t~malloc557.base, #t~malloc557.offset; [2024-11-10 11:07:12,202 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6244: havoc #t~mem472;havoc #t~short473;havoc #t~mem474;havoc #t~mem475;havoc #t~short476; [2024-11-10 11:07:12,205 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2024-11-10 11:07:12,231 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2024-11-10 11:07:12,323 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6791: havoc #t~ret543#1.base, #t~ret543#1.offset; [2024-11-10 11:07:20,656 INFO L? ?]: Removed 81 outVars from TransFormulas that were not future-live. [2024-11-10 11:07:20,656 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 11:07:20,671 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 11:07:20,672 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 11:07:20,672 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:07:20 BoogieIcfgContainer [2024-11-10 11:07:20,672 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 11:07:20,675 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 11:07:20,675 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 11:07:20,678 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 11:07:20,679 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 11:07:08" (1/3) ... [2024-11-10 11:07:20,680 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a45b61d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:07:20, skipping insertion in model container [2024-11-10 11:07:20,680 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 11:07:11" (2/3) ... [2024-11-10 11:07:20,680 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7a45b61d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:07:20, skipping insertion in model container [2024-11-10 11:07:20,680 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 11:07:20" (3/3) ... [2024-11-10 11:07:20,681 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_compare_harness_negated.i [2024-11-10 11:07:20,700 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 11:07:20,701 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 11:07:20,769 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 11:07:20,776 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;@275d0a10, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 11:07:20,777 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 11:07:20,783 INFO L276 IsEmpty]: Start isEmpty. Operand has 122 states, 77 states have (on average 1.2727272727272727) internal successors, (98), 78 states have internal predecessors, (98), 33 states have call successors, (33), 10 states have call predecessors, (33), 10 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) [2024-11-10 11:07:20,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-10 11:07:20,795 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 11:07:20,796 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 11:07:20,797 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 11:07:20,802 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 11:07:20,803 INFO L85 PathProgramCache]: Analyzing trace with hash 255078889, now seen corresponding path program 1 times [2024-11-10 11:07:20,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 11:07:20,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [497174467] [2024-11-10 11:07:20,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 11:07:20,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 11:08:39,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:08:40,375 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 11:08:40,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:08:40,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-11-10 11:08:40,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:08:40,412 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-10 11:08:40,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:08:40,426 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2024-11-10 11:08:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:08:40,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-11-10 11:08:40,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:08:40,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 11:08:40,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:08:40,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-11-10 11:08:40,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 11:08:40,481 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2024-11-10 11:08:40,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 11:08:40,481 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [497174467] [2024-11-10 11:08:40,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [497174467] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 11:08:40,483 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 11:08:40,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-10 11:08:40,485 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778067148] [2024-11-10 11:08:40,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 11:08:40,491 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-10 11:08:40,491 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 11:08:40,514 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-10 11:08:40,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 11:08:40,518 INFO L87 Difference]: Start difference. First operand has 122 states, 77 states have (on average 1.2727272727272727) internal successors, (98), 78 states have internal predecessors, (98), 33 states have call successors, (33), 10 states have call predecessors, (33), 10 states have return successors, (33), 33 states have call predecessors, (33), 33 states have call successors, (33) Second operand has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-10 11:08:40,564 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-10 11:08:40,564 INFO L93 Difference]: Finished difference Result 238 states and 337 transitions. [2024-11-10 11:08:40,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-10 11:08:40,567 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 50 [2024-11-10 11:08:40,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-10 11:08:40,575 INFO L225 Difference]: With dead ends: 238 [2024-11-10 11:08:40,575 INFO L226 Difference]: Without dead ends: 116 [2024-11-10 11:08:40,578 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-10 11:08:40,581 INFO L432 NwaCegarLoop]: 161 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 161 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-10 11:08:40,582 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-10 11:08:40,594 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-11-10 11:08:40,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2024-11-10 11:08:40,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 72 states have (on average 1.25) internal successors, (90), 73 states have internal predecessors, (90), 33 states have call successors, (33), 10 states have call predecessors, (33), 10 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-10 11:08:40,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 155 transitions. [2024-11-10 11:08:40,625 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 155 transitions. Word has length 50 [2024-11-10 11:08:40,626 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-10 11:08:40,626 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 155 transitions. [2024-11-10 11:08:40,626 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-11-10 11:08:40,627 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 155 transitions. [2024-11-10 11:08:40,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-10 11:08:40,629 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 11:08:40,629 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-10 11:08:40,630 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-10 11:08:40,630 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 11:08:40,630 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 11:08:40,631 INFO L85 PathProgramCache]: Analyzing trace with hash -39128823, now seen corresponding path program 1 times [2024-11-10 11:08:40,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 11:08:40,631 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [400569002] [2024-11-10 11:08:40,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 11:08:40,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms