./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4f9af400 extending candidate: java ['java'] extending candidate: /usr/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/oracle-jdk-bin-*/bin/java ['java', '/usr/bin/java'] extending candidate: /opt/openjdk-*/bin/java ['java', '/usr/bin/java'] extending candidate: /usr/lib/jvm/java-*-openjdk-amd64/bin/java ['java', '/usr/bin/java', '/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java', '/usr/lib/jvm/java-17-openjdk-amd64/bin/java', '/usr/lib/jvm/java-11-openjdk-amd64/bin/java', '/usr/lib/jvm/java-1.17.0-openjdk-amd64/bin/java'] ['/root/.sdkman/candidates/java/21.0.5-tem/bin/java', '-Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config', '-Xmx15G', '-Xms4m', '-jar', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar', '-data', '@noDefault', '-ultimatedata', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data', '-tc', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml', '-i', '../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness_negated.i', '-s', '/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf', '--cacsl2boogietranslator.entry.function', 'main', '--witnessprinter.witness.directory', '/storage/repos/ultimate-jdk21/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())) )\n\n', '--witnessprinter.graph.data.producer', 'Automizer', '--witnessprinter.graph.data.architecture', '64bit', '--witnessprinter.graph.data.programhash', '188eb157187c65ed20c0598818206541e0c8a29005d59be8891bc5ebe4132fce'] Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness_negated.i -s /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-jdk21/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 188eb157187c65ed20c0598818206541e0c8a29005d59be8891bc5ebe4132fce --- Real Ultimate output --- This is Ultimate 0.3.0-?-4f9af40 [2024-11-07 11:58:42,805 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-07 11:58:42,889 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-07 11:58:42,897 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-07 11:58:42,898 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-07 11:58:42,920 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-07 11:58:42,921 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-07 11:58:42,921 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-07 11:58:42,922 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-07 11:58:42,922 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-07 11:58:42,923 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-07 11:58:42,923 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-07 11:58:42,924 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-07 11:58:42,924 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-07 11:58:42,924 INFO L153 SettingsManager]: * Use SBE=true [2024-11-07 11:58:42,925 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-07 11:58:42,925 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-07 11:58:42,925 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-07 11:58:42,925 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-07 11:58:42,925 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-07 11:58:42,925 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-07 11:58:42,925 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-07 11:58:42,925 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-07 11:58:42,925 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-07 11:58:42,926 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-07 11:58:42,926 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-07 11:58:42,926 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-07 11:58:42,926 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-07 11:58:42,926 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-07 11:58:42,927 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 11:58:42,927 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-07 11:58:42,927 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-07 11:58:42,927 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-07 11:58:42,927 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-07 11:58:42,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-07 11:58:42,928 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-07 11:58:42,928 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-07 11:58:42,928 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-07 11:58:42,928 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-07 11:58:42,928 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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-jdk21/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 -> 188eb157187c65ed20c0598818206541e0c8a29005d59be8891bc5ebe4132fce [2024-11-07 11:58:43,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-07 11:58:43,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-07 11:58:43,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-07 11:58:43,258 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-07 11:58:43,259 INFO L274 PluginConnector]: CDTParser initialized [2024-11-07 11:58:43,261 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness_negated.i [2024-11-07 11:58:44,632 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-07 11:58:45,205 INFO L384 CDTParser]: Found 1 translation units. [2024-11-07 11:58:45,207 INFO L180 CDTParser]: Scanning /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness_negated.i [2024-11-07 11:58:45,244 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5b29260b0/1d7ca182618a415db5a5c699791057c4/FLAGc276f8f8c [2024-11-07 11:58:45,706 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/data/5b29260b0/1d7ca182618a415db5a5c699791057c4 [2024-11-07 11:58:45,708 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-07 11:58:45,709 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-07 11:58:45,710 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-07 11:58:45,710 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-07 11:58:45,713 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-07 11:58:45,714 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:58:45" (1/1) ... [2024-11-07 11:58:45,715 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79d62910 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:45, skipping insertion in model container [2024-11-07 11:58:45,715 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 11:58:45" (1/1) ... [2024-11-07 11:58:45,804 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-07 11:58:46,101 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness_negated.i[4504,4517] [2024-11-07 11:58:46,111 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness_negated.i[4564,4577] [2024-11-07 11:58:47,034 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,035 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,036 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,037 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,038 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,057 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,059 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,060 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,062 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,514 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,515 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,572 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 11:58:47,613 INFO L200 MainTranslator]: Completed pre-run [2024-11-07 11:58:47,624 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness_negated.i[4504,4517] [2024-11-07 11:58:47,625 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate-jdk21/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness_negated.i[4564,4577] [2024-11-07 11:58:47,701 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,702 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,702 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,704 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,704 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,716 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,717 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,719 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,719 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,827 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,830 WARN L1674 CHandler]: Possible shadowing of function index [2024-11-07 11:58:47,841 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7671-7682] [2024-11-07 11:58:47,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-07 11:58:48,030 INFO L204 MainTranslator]: Completed translation [2024-11-07 11:58:48,030 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:48 WrapperNode [2024-11-07 11:58:48,031 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-07 11:58:48,032 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-07 11:58:48,032 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-07 11:58:48,032 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-07 11:58:48,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:48" (1/1) ... [2024-11-07 11:58:48,110 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:48" (1/1) ... [2024-11-07 11:58:48,227 INFO L138 Inliner]: procedures = 678, calls = 1525, calls flagged for inlining = 53, calls inlined = 9, statements flattened = 684 [2024-11-07 11:58:48,228 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-07 11:58:48,228 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-07 11:58:48,229 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-07 11:58:48,229 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-07 11:58:48,241 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:48" (1/1) ... [2024-11-07 11:58:48,241 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:48" (1/1) ... [2024-11-07 11:58:48,249 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:48" (1/1) ... [2024-11-07 11:58:48,334 INFO L175 MemorySlicer]: Split 296 memory accesses to 5 slices as follows [2, 238, 49, 2, 5]. 80 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 6, 2, 0, 5]. The 252 writes are split as follows [0, 232, 20, 0, 0]. [2024-11-07 11:58:48,335 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:48" (1/1) ... [2024-11-07 11:58:48,335 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:48" (1/1) ... [2024-11-07 11:58:48,381 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:48" (1/1) ... [2024-11-07 11:58:48,385 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:48" (1/1) ... [2024-11-07 11:58:48,392 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:48" (1/1) ... [2024-11-07 11:58:48,400 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:48" (1/1) ... [2024-11-07 11:58:48,418 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-07 11:58:48,423 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-07 11:58:48,423 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-07 11:58:48,423 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-07 11:58:48,425 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:48" (1/1) ... [2024-11-07 11:58:48,432 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-07 11:58:48,449 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 [2024-11-07 11:58:48,465 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-07 11:58:48,474 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-jdk21/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-07 11:58:48,497 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-07 11:58:48,498 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-07 11:58:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-07 11:58:48,498 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-07 11:58:48,499 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-07 11:58:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-07 11:58:48,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-07 11:58:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-07 11:58:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-07 11:58:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-07 11:58:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-07 11:58:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-07 11:58:48,500 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-07 11:58:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-07 11:58:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-07 11:58:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-07 11:58:48,501 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-07 11:58:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-07 11:58:48,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-07 11:58:48,501 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-07 11:58:48,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-07 11:58:48,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-07 11:58:48,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-07 11:58:48,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-07 11:58:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-07 11:58:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-07 11:58:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-07 11:58:48,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-07 11:58:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-07 11:58:48,503 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-07 11:58:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-07 11:58:48,503 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-07 11:58:48,503 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-07 11:58:48,503 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-07 11:58:48,504 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-07 11:58:48,504 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-07 11:58:48,504 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-07 11:58:48,504 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-07 11:58:48,504 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-07 11:58:48,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-07 11:58:48,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-07 11:58:48,505 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2024-11-07 11:58:48,505 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2024-11-07 11:58:48,505 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2024-11-07 11:58:48,505 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2024-11-07 11:58:48,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-07 11:58:48,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-07 11:58:48,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-07 11:58:48,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-07 11:58:48,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-07 11:58:48,846 INFO L238 CfgBuilder]: Building ICFG [2024-11-07 11:58:48,848 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-07 11:58:55,467 INFO L? ?]: Removed 135 outVars from TransFormulas that were not future-live. [2024-11-07 11:58:55,468 INFO L287 CfgBuilder]: Performing block encoding [2024-11-07 11:58:55,483 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-07 11:58:55,484 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-07 11:58:55,484 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:58:55 BoogieIcfgContainer [2024-11-07 11:58:55,485 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-07 11:58:55,487 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-07 11:58:55,487 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-07 11:58:55,491 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-07 11:58:55,492 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 11:58:45" (1/3) ... [2024-11-07 11:58:55,492 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15edc240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 11:58:55, skipping insertion in model container [2024-11-07 11:58:55,493 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 11:58:48" (2/3) ... [2024-11-07 11:58:55,493 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15edc240 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 11:58:55, skipping insertion in model container [2024-11-07 11:58:55,493 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 11:58:55" (3/3) ... [2024-11-07 11:58:55,494 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_init_static_harness_negated.i [2024-11-07 11:58:55,506 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-07 11:58:55,506 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-07 11:58:55,560 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-07 11:58:55,571 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;@4cfcb43b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-07 11:58:55,571 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-07 11:58:55,575 INFO L276 IsEmpty]: Start isEmpty. Operand has 169 states, 107 states have (on average 1.2149532710280373) internal successors, (130), 107 states have internal predecessors, (130), 48 states have call successors, (48), 13 states have call predecessors, (48), 13 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) [2024-11-07 11:58:55,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-07 11:58:55,585 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 11:58:55,585 INFO L215 NwaCegarLoop]: trace histogram [13, 13, 13, 9, 9, 2, 2, 2, 2, 2, 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, 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] [2024-11-07 11:58:55,586 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 11:58:55,589 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 11:58:55,589 INFO L85 PathProgramCache]: Analyzing trace with hash 401780967, now seen corresponding path program 1 times [2024-11-07 11:58:55,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 11:58:55,594 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1095468724] [2024-11-07 11:58:55,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:58:55,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 11:59:01,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 11:59:02,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,116 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-07 11:59:02,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 11:59:02,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 11:59:02,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 11:59:02,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 11:59:02,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 11:59:02,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 11:59:02,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-07 11:59:02,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,235 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-07 11:59:02,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-07 11:59:02,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-07 11:59:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,527 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-07 11:59:02,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-07 11:59:02,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:02,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-07 11:59:02,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 11:59:02,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 11:59:02,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 11:59:02,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2024-11-07 11:59:02,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,772 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2024-11-07 11:59:02,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2024-11-07 11:59:02,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-11-07 11:59:02,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2024-11-07 11:59:02,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:02,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:02,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 11:59:02,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:03,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-07 11:59:03,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:03,114 INFO L134 CoverageAnalysis]: Checked inductivity of 429 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2024-11-07 11:59:03,115 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 11:59:03,116 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1095468724] [2024-11-07 11:59:03,116 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1095468724] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 11:59:03,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 11:59:03,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-07 11:59:03,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1880696438] [2024-11-07 11:59:03,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 11:59:03,123 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-07 11:59:03,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 11:59:03,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-07 11:59:03,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 11:59:03,150 INFO L87 Difference]: Start difference. First operand has 169 states, 107 states have (on average 1.2149532710280373) internal successors, (130), 107 states have internal predecessors, (130), 48 states have call successors, (48), 13 states have call predecessors, (48), 13 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48) Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 5 states have call predecessors, (28), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-07 11:59:07,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 11:59:11,699 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.42s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 11:59:16,078 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.38s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 11:59:20,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 11:59:20,275 INFO L93 Difference]: Finished difference Result 343 states and 493 transitions. [2024-11-07 11:59:20,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-07 11:59:20,278 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 5 states have call predecessors, (28), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 155 [2024-11-07 11:59:20,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 11:59:20,286 INFO L225 Difference]: With dead ends: 343 [2024-11-07 11:59:20,286 INFO L226 Difference]: Without dead ends: 192 [2024-11-07 11:59:20,289 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-07 11:59:20,291 INFO L432 NwaCegarLoop]: 154 mSDtfsCounter, 145 mSDsluCounter, 111 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 112 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 265 SdHoareTripleChecker+Invalid, 323 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 112 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.0s IncrementalHoareTripleChecker+Time [2024-11-07 11:59:20,292 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 265 Invalid, 323 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [112 Valid, 208 Invalid, 3 Unknown, 0 Unchecked, 17.0s Time] [2024-11-07 11:59:20,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2024-11-07 11:59:20,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 163. [2024-11-07 11:59:20,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 101 states have (on average 1.1683168316831682) internal successors, (118), 102 states have internal predecessors, (118), 48 states have call successors, (48), 13 states have call predecessors, (48), 13 states have return successors, (47), 47 states have call predecessors, (47), 47 states have call successors, (47) [2024-11-07 11:59:20,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 213 transitions. [2024-11-07 11:59:20,343 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 213 transitions. Word has length 155 [2024-11-07 11:59:20,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 11:59:20,344 INFO L471 AbstractCegarLoop]: Abstraction has 163 states and 213 transitions. [2024-11-07 11:59:20,346 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (28), 5 states have call predecessors, (28), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2024-11-07 11:59:20,347 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 213 transitions. [2024-11-07 11:59:20,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-07 11:59:20,351 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 11:59:20,352 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 9, 9, 2, 2, 2, 2, 2, 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, 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] [2024-11-07 11:59:20,352 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-07 11:59:20,353 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 11:59:20,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 11:59:20,356 INFO L85 PathProgramCache]: Analyzing trace with hash 782876487, now seen corresponding path program 1 times [2024-11-07 11:59:20,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 11:59:20,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1571666286] [2024-11-07 11:59:20,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:59:20,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 11:59:24,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:26,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 11:59:26,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:26,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-07 11:59:26,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:26,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 11:59:26,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:26,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 11:59:26,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:26,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 11:59:26,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:26,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 11:59:26,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:26,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 11:59:26,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:26,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 11:59:26,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:26,941 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-07 11:59:26,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:26,952 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-07 11:59:26,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:26,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-07 11:59:26,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:27,365 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-07 11:59:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:27,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:27,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-07 11:59:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:27,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-07 11:59:27,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:27,721 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:27,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:27,729 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-07 11:59:27,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:27,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 11:59:27,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:27,748 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 11:59:27,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:27,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 11:59:27,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:28,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 11:59:28,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:28,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:28,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:28,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:28,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:28,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-07 11:59:28,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:28,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-07 11:59:28,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:28,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-07 11:59:28,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:28,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 11:59:28,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:28,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-07 11:59:28,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:28,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 11:59:28,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:28,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-07 11:59:28,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:28,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-07 11:59:28,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 11:59:29,382 INFO L134 CoverageAnalysis]: Checked inductivity of 481 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 481 trivial. 0 not checked. [2024-11-07 11:59:29,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 11:59:29,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1571666286] [2024-11-07 11:59:29,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1571666286] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 11:59:29,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 11:59:29,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-11-07 11:59:29,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621391674] [2024-11-07 11:59:29,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 11:59:29,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-07 11:59:29,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 11:59:29,388 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-07 11:59:29,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2024-11-07 11:59:29,389 INFO L87 Difference]: Start difference. First operand 163 states and 213 transitions. Second operand has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 7 states have internal predecessors, (48), 5 states have call successors, (31), 6 states have call predecessors, (31), 2 states have return successors, (30), 5 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-07 11:59:33,463 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 11:59:37,855 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.39s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-07 11:59:56,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-07 11:59:56,504 INFO L93 Difference]: Finished difference Result 317 states and 422 transitions. [2024-11-07 11:59:56,504 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-07 11:59:56,505 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 7 states have internal predecessors, (48), 5 states have call successors, (31), 6 states have call predecessors, (31), 2 states have return successors, (30), 5 states have call predecessors, (30), 4 states have call successors, (30) Word has length 172 [2024-11-07 11:59:56,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-07 11:59:56,509 INFO L225 Difference]: With dead ends: 317 [2024-11-07 11:59:56,509 INFO L226 Difference]: Without dead ends: 223 [2024-11-07 11:59:56,510 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2024-11-07 11:59:56,511 INFO L432 NwaCegarLoop]: 133 mSDtfsCounter, 162 mSDsluCounter, 610 mSDsCounter, 0 mSdLazyCounter, 985 mSolverCounterSat, 91 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 177 SdHoareTripleChecker+Valid, 743 SdHoareTripleChecker+Invalid, 1078 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 91 IncrementalHoareTripleChecker+Valid, 985 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 24.9s IncrementalHoareTripleChecker+Time [2024-11-07 11:59:56,511 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [177 Valid, 743 Invalid, 1078 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [91 Valid, 985 Invalid, 2 Unknown, 0 Unchecked, 24.9s Time] [2024-11-07 11:59:56,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2024-11-07 11:59:56,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 165. [2024-11-07 11:59:56,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 102 states have (on average 1.1666666666666667) internal successors, (119), 104 states have internal predecessors, (119), 48 states have call successors, (48), 13 states have call predecessors, (48), 14 states have return successors, (49), 47 states have call predecessors, (49), 47 states have call successors, (49) [2024-11-07 11:59:56,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 216 transitions. [2024-11-07 11:59:56,531 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 216 transitions. Word has length 172 [2024-11-07 11:59:56,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-07 11:59:56,532 INFO L471 AbstractCegarLoop]: Abstraction has 165 states and 216 transitions. [2024-11-07 11:59:56,532 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.363636363636363) internal successors, (48), 7 states have internal predecessors, (48), 5 states have call successors, (31), 6 states have call predecessors, (31), 2 states have return successors, (30), 5 states have call predecessors, (30), 4 states have call successors, (30) [2024-11-07 11:59:56,533 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 216 transitions. [2024-11-07 11:59:56,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2024-11-07 11:59:56,539 INFO L207 NwaCegarLoop]: Found error trace [2024-11-07 11:59:56,539 INFO L215 NwaCegarLoop]: trace histogram [14, 14, 14, 9, 9, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2024-11-07 11:59:56,539 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-07 11:59:56,539 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-07 11:59:56,540 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-07 11:59:56,540 INFO L85 PathProgramCache]: Analyzing trace with hash -923114483, now seen corresponding path program 1 times [2024-11-07 11:59:56,540 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-07 11:59:56,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [523100631] [2024-11-07 11:59:56,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-07 11:59:56,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-07 12:00:00,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:01,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 12:00:01,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:01,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-11-07 12:00:01,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:01,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2024-11-07 12:00:01,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:01,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-07 12:00:01,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:01,958 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-07 12:00:01,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:01,966 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2024-11-07 12:00:01,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:01,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2024-11-07 12:00:01,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:01,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2024-11-07 12:00:01,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:01,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-11-07 12:00:01,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:01,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2024-11-07 12:00:02,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:02,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2024-11-07 12:00:02,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:02,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-07 12:00:02,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:02,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 12:00:02,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:02,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-07 12:00:02,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:02,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2024-11-07 12:00:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:02,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 12:00:02,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:02,530 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2024-11-07 12:00:02,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:02,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-11-07 12:00:02,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:02,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-07 12:00:02,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:02,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-07 12:00:02,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:02,885 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-07 12:00:02,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:03,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 12:00:03,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:04,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 12:00:04,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:04,355 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2024-11-07 12:00:04,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:04,364 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2024-11-07 12:00:04,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:04,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2024-11-07 12:00:04,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:04,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2024-11-07 12:00:04,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:04,390 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2024-11-07 12:00:04,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:04,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 12:00:04,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:04,413 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2024-11-07 12:00:04,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:04,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2024-11-07 12:00:04,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:05,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-07 12:00:05,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:05,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-11-07 12:00:05,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-07 12:00:05,034 INFO L134 CoverageAnalysis]: Checked inductivity of 499 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 499 trivial. 0 not checked. [2024-11-07 12:00:05,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-07 12:00:05,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [523100631] [2024-11-07 12:00:05,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [523100631] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-07 12:00:05,036 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-07 12:00:05,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-07 12:00:05,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1531216000] [2024-11-07 12:00:05,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-07 12:00:05,037 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-07 12:00:05,037 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-07 12:00:05,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-07 12:00:05,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2024-11-07 12:00:05,038 INFO L87 Difference]: Start difference. First operand 165 states and 216 transitions. Second operand has 10 states, 9 states have (on average 5.888888888888889) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (32), 6 states have call predecessors, (32), 3 states have return successors, (31), 4 states have call predecessors, (31), 4 states have call successors, (31) [2024-11-07 12:00:09,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers []