./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3061b6dc 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_new_from_string_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 f794b74895d86811f31f266061230bbe472937829675777db1e7aa35770837b1 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-assert-order-craig-3061b6d-m [2024-11-19 02:28:02,723 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-19 02:28:02,788 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-19 02:28:02,795 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-19 02:28:02,797 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-19 02:28:02,828 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-19 02:28:02,828 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-19 02:28:02,829 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-19 02:28:02,829 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-19 02:28:02,831 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-19 02:28:02,831 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-19 02:28:02,831 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-19 02:28:02,832 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-19 02:28:02,832 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-19 02:28:02,832 INFO L153 SettingsManager]: * Use SBE=true [2024-11-19 02:28:02,835 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-19 02:28:02,835 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-19 02:28:02,835 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-19 02:28:02,835 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-19 02:28:02,836 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-19 02:28:02,836 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-19 02:28:02,836 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-19 02:28:02,837 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-19 02:28:02,837 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-19 02:28:02,837 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-19 02:28:02,837 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-19 02:28:02,838 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-19 02:28:02,838 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-19 02:28:02,838 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-19 02:28:02,838 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:28:02,839 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-19 02:28:02,839 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-19 02:28:02,839 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-19 02:28:02,840 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-19 02:28:02,840 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-19 02:28:02,840 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-19 02:28:02,840 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-19 02:28:02,841 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-19 02:28:02,841 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-19 02:28:02,841 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f794b74895d86811f31f266061230bbe472937829675777db1e7aa35770837b1 [2024-11-19 02:28:03,083 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-19 02:28:03,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-19 02:28:03,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-19 02:28:03,125 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-19 02:28:03,126 INFO L274 PluginConnector]: CDTParser initialized [2024-11-19 02:28:03,127 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness_negated.i [2024-11-19 02:28:04,694 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-19 02:28:05,174 INFO L384 CDTParser]: Found 1 translation units. [2024-11-19 02:28:05,175 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_string_new_from_string_harness_negated.i [2024-11-19 02:28:05,208 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65b029a72/7e6dceac530b45a79840ad4ca090be50/FLAGd195e1eee [2024-11-19 02:28:05,219 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/65b029a72/7e6dceac530b45a79840ad4ca090be50 [2024-11-19 02:28:05,221 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-19 02:28:05,222 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-19 02:28:05,222 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-19 02:28:05,223 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-19 02:28:05,229 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-19 02:28:05,230 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:28:05" (1/1) ... [2024-11-19 02:28:05,231 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5844b443 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:28:05, skipping insertion in model container [2024-11-19 02:28:05,233 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:28:05" (1/1) ... [2024-11-19 02:28:05,361 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-19 02:28:05,658 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_new_from_string_harness_negated.i[4500,4513] [2024-11-19 02:28:05,666 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_new_from_string_harness_negated.i[4560,4573] [2024-11-19 02:28:06,307 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:06,308 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:06,309 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:06,310 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:06,311 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:06,325 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:06,329 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:06,331 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:06,335 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:06,832 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:06,833 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:06,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:28:06,984 INFO L200 MainTranslator]: Completed pre-run [2024-11-19 02:28:06,998 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_new_from_string_harness_negated.i[4500,4513] [2024-11-19 02:28:07,002 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_new_from_string_harness_negated.i[4560,4573] [2024-11-19 02:28:07,040 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:07,041 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:07,041 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:07,042 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:07,042 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:07,051 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:07,053 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:07,054 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:07,054 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:07,180 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-11-19 02:28:07,183 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:07,184 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-19 02:28:07,199 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-11-19 02:28:07,229 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-19 02:28:07,665 INFO L204 MainTranslator]: Completed translation [2024-11-19 02:28:07,666 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:28:07 WrapperNode [2024-11-19 02:28:07,666 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-19 02:28:07,672 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-19 02:28:07,672 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-19 02:28:07,672 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-19 02:28:07,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:28:07" (1/1) ... [2024-11-19 02:28:07,773 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:28:07" (1/1) ... [2024-11-19 02:28:07,878 INFO L138 Inliner]: procedures = 679, calls = 2733, calls flagged for inlining = 59, calls inlined = 9, statements flattened = 831 [2024-11-19 02:28:07,879 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-19 02:28:07,879 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-19 02:28:07,879 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-19 02:28:07,880 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-19 02:28:07,892 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:28:07" (1/1) ... [2024-11-19 02:28:07,896 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:28:07" (1/1) ... [2024-11-19 02:28:07,907 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:28:07" (1/1) ... [2024-11-19 02:28:07,977 INFO L175 MemorySlicer]: Split 525 memory accesses to 6 slices as follows [2, 257, 238, 5, 21, 2]. 49 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 6, 5, 0, 0]. The 497 writes are split as follows [0, 257, 232, 0, 7, 1]. [2024-11-19 02:28:07,977 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:28:07" (1/1) ... [2024-11-19 02:28:07,978 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:28:07" (1/1) ... [2024-11-19 02:28:08,021 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:28:07" (1/1) ... [2024-11-19 02:28:08,025 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:28:07" (1/1) ... [2024-11-19 02:28:08,033 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:28:07" (1/1) ... [2024-11-19 02:28:08,037 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:28:07" (1/1) ... [2024-11-19 02:28:08,048 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-19 02:28:08,049 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-19 02:28:08,049 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-19 02:28:08,049 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-19 02:28:08,050 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:28:07" (1/1) ... [2024-11-19 02:28:08,055 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-19 02:28:08,066 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:28:08,087 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) [2024-11-19 02:28:08,096 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 [2024-11-19 02:28:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-19 02:28:08,136 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-19 02:28:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-19 02:28:08,136 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-19 02:28:08,137 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-19 02:28:08,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-11-19 02:28:08,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-11-19 02:28:08,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-11-19 02:28:08,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-11-19 02:28:08,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-11-19 02:28:08,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-11-19 02:28:08,138 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2024-11-19 02:28:08,138 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2024-11-19 02:28:08,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-19 02:28:08,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-19 02:28:08,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-19 02:28:08,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-19 02:28:08,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-19 02:28:08,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-19 02:28:08,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-19 02:28:08,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-19 02:28:08,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-19 02:28:08,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-19 02:28:08,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-19 02:28:08,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-19 02:28:08,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-19 02:28:08,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-19 02:28:08,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-19 02:28:08,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-19 02:28:08,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-19 02:28:08,140 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-19 02:28:08,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-19 02:28:08,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-19 02:28:08,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-19 02:28:08,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-19 02:28:08,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-19 02:28:08,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-19 02:28:08,141 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-19 02:28:08,141 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-19 02:28:08,141 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-19 02:28:08,141 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-19 02:28:08,141 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-19 02:28:08,141 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-19 02:28:08,141 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-19 02:28:08,141 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-19 02:28:08,141 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-19 02:28:08,141 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-19 02:28:08,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-19 02:28:08,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-19 02:28:08,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-19 02:28:08,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-19 02:28:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-19 02:28:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-19 02:28:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-19 02:28:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-19 02:28:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-19 02:28:08,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-19 02:28:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-19 02:28:08,142 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-19 02:28:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-19 02:28:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-19 02:28:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-19 02:28:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-19 02:28:08,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-19 02:28:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-19 02:28:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-19 02:28:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-19 02:28:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-19 02:28:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-19 02:28:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-19 02:28:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-19 02:28:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-19 02:28:08,143 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-19 02:28:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-19 02:28:08,143 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-19 02:28:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2024-11-19 02:28:08,143 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2024-11-19 02:28:08,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-19 02:28:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2024-11-19 02:28:08,144 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2024-11-19 02:28:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-19 02:28:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-19 02:28:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-19 02:28:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-19 02:28:08,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-19 02:28:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-19 02:28:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-19 02:28:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-19 02:28:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-19 02:28:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-19 02:28:08,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-19 02:28:08,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-19 02:28:08,146 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_array [2024-11-19 02:28:08,146 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_new_from_array [2024-11-19 02:28:08,146 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-19 02:28:08,146 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-19 02:28:08,146 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2024-11-19 02:28:08,146 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2024-11-19 02:28:08,146 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-19 02:28:08,146 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-19 02:28:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-19 02:28:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-19 02:28:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-19 02:28:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-19 02:28:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-19 02:28:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-19 02:28:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-11-19 02:28:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-11-19 02:28:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-11-19 02:28:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-11-19 02:28:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-11-19 02:28:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-11-19 02:28:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_new_from_string [2024-11-19 02:28:08,148 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_new_from_string [2024-11-19 02:28:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-19 02:28:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-19 02:28:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-19 02:28:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-19 02:28:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-19 02:28:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-19 02:28:08,417 INFO L238 CfgBuilder]: Building ICFG [2024-11-19 02:28:08,419 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-19 02:28:09,012 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !true; [2024-11-19 02:28:16,643 INFO L? ?]: Removed 178 outVars from TransFormulas that were not future-live. [2024-11-19 02:28:16,644 INFO L287 CfgBuilder]: Performing block encoding [2024-11-19 02:28:16,660 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-19 02:28:16,661 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-19 02:28:16,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:28:16 BoogieIcfgContainer [2024-11-19 02:28:16,662 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-19 02:28:16,664 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-19 02:28:16,664 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-19 02:28:16,667 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-19 02:28:16,667 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:28:05" (1/3) ... [2024-11-19 02:28:16,668 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@295b32e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:28:16, skipping insertion in model container [2024-11-19 02:28:16,668 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:28:07" (2/3) ... [2024-11-19 02:28:16,668 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@295b32e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:28:16, skipping insertion in model container [2024-11-19 02:28:16,668 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:28:16" (3/3) ... [2024-11-19 02:28:16,670 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_string_new_from_string_harness_negated.i [2024-11-19 02:28:16,683 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-19 02:28:16,683 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-19 02:28:16,750 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-19 02:28:16,760 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;@31c7ee3b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-19 02:28:16,761 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-19 02:28:16,766 INFO L276 IsEmpty]: Start isEmpty. Operand has 153 states, 97 states have (on average 1.175257731958763) internal successors, (114), 97 states have internal predecessors, (114), 39 states have call successors, (39), 16 states have call predecessors, (39), 16 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2024-11-19 02:28:16,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-11-19 02:28:16,778 INFO L207 NwaCegarLoop]: Found error trace [2024-11-19 02:28:16,779 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-19 02:28:16,780 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-19 02:28:16,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-19 02:28:16,786 INFO L85 PathProgramCache]: Analyzing trace with hash 1689756811, now seen corresponding path program 1 times [2024-11-19 02:28:16,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-19 02:28:16,796 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1054999225] [2024-11-19 02:28:16,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:28:16,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-19 02:29:39,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-19 02:29:40,481 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-11-19 02:29:40,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-19 02:29:40,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1054999225] [2024-11-19 02:29:40,484 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1054999225] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-19 02:29:40,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1110261027] [2024-11-19 02:29:40,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-19 02:29:40,485 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-19 02:29:40,485 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-19 02:29:40,490 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-19 02:29:40,492 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process