./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_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_byte_cursor_read_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 1df728cd24e7928098236359b418886ddc7ee9c354239a532e7faabbedf2084b --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-023d838-m [2024-11-10 10:58:01,469 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-10 10:58:01,528 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-10 10:58:01,534 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-10 10:58:01,534 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-10 10:58:01,562 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-10 10:58:01,563 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-10 10:58:01,563 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-10 10:58:01,564 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-10 10:58:01,564 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-10 10:58:01,564 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-10 10:58:01,564 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-10 10:58:01,565 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-10 10:58:01,566 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-10 10:58:01,566 INFO L153 SettingsManager]: * Use SBE=true [2024-11-10 10:58:01,566 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-10 10:58:01,567 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-10 10:58:01,567 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-10 10:58:01,568 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-10 10:58:01,568 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-10 10:58:01,568 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-10 10:58:01,572 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-10 10:58:01,573 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-10 10:58:01,573 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-10 10:58:01,573 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-10 10:58:01,573 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-10 10:58:01,574 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-10 10:58:01,574 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-10 10:58:01,574 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-10 10:58:01,574 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 10:58:01,575 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-10 10:58:01,575 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-10 10:58:01,575 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-10 10:58:01,575 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-10 10:58:01,575 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-10 10:58:01,576 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-10 10:58:01,576 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-10 10:58:01,580 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-10 10:58:01,580 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-10 10:58:01,581 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1df728cd24e7928098236359b418886ddc7ee9c354239a532e7faabbedf2084b [2024-11-10 10:58:01,870 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-10 10:58:01,891 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-10 10:58:01,894 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-10 10:58:01,895 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-10 10:58:01,895 INFO L274 PluginConnector]: CDTParser initialized [2024-11-10 10:58:01,896 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_harness_negated.i [2024-11-10 10:58:03,328 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-10 10:58:03,808 INFO L384 CDTParser]: Found 1 translation units. [2024-11-10 10:58:03,809 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_harness_negated.i [2024-11-10 10:58:03,852 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a14a72b05/775d9b994b43448586c1a8dd2f3709f3/FLAGbce6bf47b [2024-11-10 10:58:03,910 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a14a72b05/775d9b994b43448586c1a8dd2f3709f3 [2024-11-10 10:58:03,913 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-10 10:58:03,914 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-10 10:58:03,915 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-10 10:58:03,915 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-10 10:58:03,920 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-10 10:58:03,921 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:58:03" (1/1) ... [2024-11-10 10:58:03,922 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cfbc15c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:58:03, skipping insertion in model container [2024-11-10 10:58:03,922 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:58:03" (1/1) ... [2024-11-10 10:58:04,028 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-10 10:58:04,327 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_byte_cursor_read_harness_negated.i[4494,4507] [2024-11-10 10:58:04,336 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_byte_cursor_read_harness_negated.i[4554,4567] [2024-11-10 10:58:05,166 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:05,166 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:05,167 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:05,167 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:05,168 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:05,186 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:05,189 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:05,191 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:05,193 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:05,677 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:05,678 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:05,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 10:58:05,841 INFO L200 MainTranslator]: Completed pre-run [2024-11-10 10:58:05,860 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_byte_cursor_read_harness_negated.i[4494,4507] [2024-11-10 10:58:05,860 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_byte_cursor_read_harness_negated.i[4554,4567] [2024-11-10 10:58:05,908 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:05,910 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:05,910 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:05,911 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:05,913 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:05,922 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:05,922 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:05,923 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:05,924 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:06,112 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-11-10 10:58:06,115 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:06,115 WARN L1684 CHandler]: Possible shadowing of function index [2024-11-10 10:58:06,126 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-11-10 10:58:06,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-10 10:58:06,433 INFO L204 MainTranslator]: Completed translation [2024-11-10 10:58:06,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:58:06 WrapperNode [2024-11-10 10:58:06,435 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-10 10:58:06,436 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-10 10:58:06,436 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-10 10:58:06,437 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-10 10:58:06,444 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:58:06" (1/1) ... [2024-11-10 10:58:06,571 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:58:06" (1/1) ... [2024-11-10 10:58:06,664 INFO L138 Inliner]: procedures = 679, calls = 2625, calls flagged for inlining = 60, calls inlined = 9, statements flattened = 990 [2024-11-10 10:58:06,665 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-10 10:58:06,666 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-10 10:58:06,666 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-10 10:58:06,666 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-10 10:58:06,677 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:58:06" (1/1) ... [2024-11-10 10:58:06,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:58:06" (1/1) ... [2024-11-10 10:58:06,690 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:58:06" (1/1) ... [2024-11-10 10:58:06,810 INFO L175 MemorySlicer]: Split 559 memory accesses to 8 slices as follows [2, 257, 4, 6, 8, 243, 5, 34]. 46 percent of accesses are in the largest equivalence class. The 19 initializations are split as follows [2, 0, 2, 0, 2, 6, 5, 2]. The 501 writes are split as follows [0, 257, 0, 2, 0, 233, 0, 9]. [2024-11-10 10:58:06,810 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:58:06" (1/1) ... [2024-11-10 10:58:06,811 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:58:06" (1/1) ... [2024-11-10 10:58:06,848 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:58:06" (1/1) ... [2024-11-10 10:58:06,852 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:58:06" (1/1) ... [2024-11-10 10:58:06,872 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:58:06" (1/1) ... [2024-11-10 10:58:06,878 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:58:06" (1/1) ... [2024-11-10 10:58:06,892 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-10 10:58:06,893 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-10 10:58:06,893 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-10 10:58:06,893 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-10 10:58:06,895 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:58:06" (1/1) ... [2024-11-10 10:58:06,901 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-10 10:58:06,948 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-10 10:58:06,987 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 10:58:06,995 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 10:58:07,122 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2024-11-10 10:58:07,127 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2024-11-10 10:58:07,127 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-10 10:58:07,127 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-10 10:58:07,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-10 10:58:07,128 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-10 10:58:07,128 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-10 10:58:07,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-11-10 10:58:07,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-11-10 10:58:07,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-11-10 10:58:07,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-11-10 10:58:07,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-11-10 10:58:07,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-11-10 10:58:07,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2024-11-10 10:58:07,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2024-11-10 10:58:07,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-10 10:58:07,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-10 10:58:07,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-10 10:58:07,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-10 10:58:07,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-10 10:58:07,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-10 10:58:07,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-10 10:58:07,129 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-10 10:58:07,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-10 10:58:07,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-10 10:58:07,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-10 10:58:07,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-10 10:58:07,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-10 10:58:07,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-10 10:58:07,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-10 10:58:07,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-10 10:58:07,130 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-10 10:58:07,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-10 10:58:07,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-10 10:58:07,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-10 10:58:07,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-10 10:58:07,135 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-10 10:58:07,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-10 10:58:07,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-10 10:58:07,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-10 10:58:07,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-10 10:58:07,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-10 10:58:07,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-10 10:58:07,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-10 10:58:07,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-10 10:58:07,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-10 10:58:07,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-10 10:58:07,137 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-10 10:58:07,137 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-10 10:58:07,137 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-10 10:58:07,137 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-10 10:58:07,137 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-10 10:58:07,137 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-10 10:58:07,137 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-10 10:58:07,137 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-10 10:58:07,137 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-10 10:58:07,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-10 10:58:07,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-10 10:58:07,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-10 10:58:07,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-10 10:58:07,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-10 10:58:07,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-10 10:58:07,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-10 10:58:07,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-10 10:58:07,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-10 10:58:07,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-10 10:58:07,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-10 10:58:07,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-10 10:58:07,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-10 10:58:07,143 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-10 10:58:07,143 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-10 10:58:07,143 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-10 10:58:07,143 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-10 10:58:07,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-10 10:58:07,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-10 10:58:07,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-10 10:58:07,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-10 10:58:07,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-10 10:58:07,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-10 10:58:07,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-10 10:58:07,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-10 10:58:07,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-10 10:58:07,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-10 10:58:07,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-10 10:58:07,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-10 10:58:07,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-10 10:58:07,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-10 10:58:07,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-10 10:58:07,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-10 10:58:07,148 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-10 10:58:07,148 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-10 10:58:07,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-10 10:58:07,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-10 10:58:07,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-10 10:58:07,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-10 10:58:07,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-10 10:58:07,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-10 10:58:07,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-10 10:58:07,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-10 10:58:07,149 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-10 10:58:07,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-10 10:58:07,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-10 10:58:07,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-10 10:58:07,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-10 10:58:07,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-10 10:58:07,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-10 10:58:07,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-10 10:58:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-10 10:58:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-10 10:58:07,154 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-10 10:58:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-10 10:58:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-10 10:58:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-10 10:58:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-10 10:58:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-10 10:58:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-10 10:58:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-10 10:58:07,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-10 10:58:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-11-10 10:58:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-11-10 10:58:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-11-10 10:58:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-11-10 10:58:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-11-10 10:58:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-11-10 10:58:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2024-11-10 10:58:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2024-11-10 10:58:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-10 10:58:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-10 10:58:07,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-10 10:58:07,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-10 10:58:07,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-10 10:58:07,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-10 10:58:07,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-10 10:58:07,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-10 10:58:07,571 INFO L256 CfgBuilder]: Building ICFG [2024-11-10 10:58:07,575 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-10 10:58:07,612 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L6874: havoc #t~malloc557.base, #t~malloc557.offset; [2024-11-10 10:58:07,827 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8328: call ULTIMATE.dealloc(~#slice~0#1.base, ~#slice~0#1.offset);havoc ~#slice~0#1.base, ~#slice~0#1.offset; [2024-11-10 10:58:07,828 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L8321: havoc aws_byte_cursor_advance_nospec_#t~mem1112#1;havoc aws_byte_cursor_advance_nospec_#t~mem1113#1.base, aws_byte_cursor_advance_nospec_#t~mem1113#1.offset;call ULTIMATE.dealloc(aws_byte_cursor_advance_nospec_~#rv~7#1.base, aws_byte_cursor_advance_nospec_~#rv~7#1.offset);havoc aws_byte_cursor_advance_nospec_~#rv~7#1.base, aws_byte_cursor_advance_nospec_~#rv~7#1.offset; [2024-11-10 10:58:07,850 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L266: havoc #t~nondet9; [2024-11-10 10:58:07,889 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L7355: havoc #t~mem693;havoc #t~mem694;havoc #t~mem695.base, #t~mem695.offset;havoc #t~short696;havoc #t~mem697;havoc #t~mem698.base, #t~mem698.offset;havoc #t~short699;havoc #t~short700;havoc #t~short701;havoc #t~short702; [2024-11-10 10:58:08,488 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L261: havoc #t~nondet4; [2024-11-10 10:58:16,321 INFO L1247 $ProcedureCfgBuilder]: dead code at ProgramPoint L263: havoc nondet_size_t_#t~nondet6#1; [2024-11-10 10:58:16,438 INFO L? ?]: Removed 234 outVars from TransFormulas that were not future-live. [2024-11-10 10:58:16,439 INFO L307 CfgBuilder]: Performing block encoding [2024-11-10 10:58:16,467 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-10 10:58:16,471 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-10 10:58:16,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 10:58:16 BoogieIcfgContainer [2024-11-10 10:58:16,472 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-10 10:58:16,474 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-10 10:58:16,475 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-10 10:58:16,478 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-10 10:58:16,478 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 10:58:03" (1/3) ... [2024-11-10 10:58:16,479 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70cedca6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 10:58:16, skipping insertion in model container [2024-11-10 10:58:16,479 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:58:06" (2/3) ... [2024-11-10 10:58:16,480 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@70cedca6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 10:58:16, skipping insertion in model container [2024-11-10 10:58:16,480 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 10.11 10:58:16" (3/3) ... [2024-11-10 10:58:16,481 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_harness_negated.i [2024-11-10 10:58:16,500 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-10 10:58:16,501 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-10 10:58:16,586 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-10 10:58:16,597 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;@7f4d96ee, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-10 10:58:16,600 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-10 10:58:16,606 INFO L276 IsEmpty]: Start isEmpty. Operand has 151 states, 106 states have (on average 1.3113207547169812) internal successors, (139), 107 states have internal predecessors, (139), 34 states have call successors, (34), 9 states have call predecessors, (34), 9 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2024-11-10 10:58:16,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-10 10:58:16,619 INFO L207 NwaCegarLoop]: Found error trace [2024-11-10 10:58:16,620 INFO L215 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 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] [2024-11-10 10:58:16,621 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-10 10:58:16,627 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-10 10:58:16,627 INFO L85 PathProgramCache]: Analyzing trace with hash -1229173947, now seen corresponding path program 1 times [2024-11-10 10:58:16,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-10 10:58:16,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008432174] [2024-11-10 10:58:16,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-10 10:58:16,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-10 10:59:33,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:59:34,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-10 10:59:34,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:59:34,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-10 10:59:34,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:59:34,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-11-10 10:59:34,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:59:34,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-11-10 10:59:34,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:59:34,214 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-10 10:59:34,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:59:34,224 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-10 10:59:34,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:59:34,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-10 10:59:34,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:59:34,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2024-11-10 10:59:34,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:59:34,264 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2024-11-10 10:59:34,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:59:34,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2024-11-10 10:59:34,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:59:34,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-10 10:59:34,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:59:34,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-10 10:59:34,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-10 10:59:34,315 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2024-11-10 10:59:34,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-10 10:59:34,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008432174] [2024-11-10 10:59:34,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008432174] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-10 10:59:34,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-10 10:59:34,319 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-10 10:59:34,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2023737793] [2024-11-10 10:59:34,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-10 10:59:34,326 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-10 10:59:34,327 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-10 10:59:34,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-10 10:59:34,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-10 10:59:34,358 INFO L87 Difference]: Start difference. First operand has 151 states, 106 states have (on average 1.3113207547169812) internal successors, (139), 107 states have internal predecessors, (139), 34 states have call successors, (34), 9 states have call predecessors, (34), 9 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (14), 3 states have call predecessors, (14), 2 states have return successors, (12), 1 states have call predecessors, (12), 2 states have call successors, (12) [2024-11-10 10:59:38,571 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers []