./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB --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 781bda6fed61385a8a2dfd24d0779b588b4e3a263a6bd1d451e7bf9a103d1f1e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:53:46,266 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:53:46,399 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 04:53:46,406 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:53:46,407 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:53:46,436 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:53:46,436 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:53:46,437 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:53:46,437 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:53:46,438 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:53:46,438 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:53:46,438 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:53:46,438 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:53:46,439 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:53:46,439 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:53:46,439 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:53:46,439 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:53:46,440 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:53:46,440 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:53:46,440 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:53:46,440 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:53:46,440 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:53:46,440 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:53:46,440 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:53:46,440 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:53:46,441 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:53:46,441 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:53:46,441 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:53:46,441 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:53:46,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:53:46,441 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:53:46,441 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:53:46,442 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:53:46,442 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:53:46,442 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:53:46,442 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:53:46,442 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:53:46,442 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:53:46,442 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:53:46,443 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:53:46,443 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:53:46,443 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:53:46,443 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:53:46,444 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:53:46,444 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:53:46,444 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 781bda6fed61385a8a2dfd24d0779b588b4e3a263a6bd1d451e7bf9a103d1f1e [2024-11-28 04:53:46,817 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:53:46,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:53:46,839 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:53:46,840 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:53:46,841 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:53:46,842 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i [2024-11-28 04:53:50,294 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/data/5bed91b4e/58568e887bc942d18bce32eea62aa552/FLAGf6b8aa233 [2024-11-28 04:53:50,904 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:53:50,905 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i [2024-11-28 04:53:50,951 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/data/5bed91b4e/58568e887bc942d18bce32eea62aa552/FLAGf6b8aa233 [2024-11-28 04:53:50,973 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/data/5bed91b4e/58568e887bc942d18bce32eea62aa552 [2024-11-28 04:53:50,975 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:53:50,976 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:53:50,978 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:53:50,978 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:53:50,983 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:53:50,984 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:53:50" (1/1) ... [2024-11-28 04:53:50,985 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@507ca442 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:50, skipping insertion in model container [2024-11-28 04:53:50,985 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:53:50" (1/1) ... [2024-11-28 04:53:51,083 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:53:51,407 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i[4499,4512] [2024-11-28 04:53:51,417 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i[4559,4572] [2024-11-28 04:53:52,582 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:52,583 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:52,584 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:52,588 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:52,589 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:52,624 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:52,625 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:52,627 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:52,628 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:53,679 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:53,680 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:53,784 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:53:53,895 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:53:53,909 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i[4499,4512] [2024-11-28 04:53:53,910 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness_negated.i[4559,4572] [2024-11-28 04:53:53,964 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:53,965 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:53,965 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:53,966 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:53,967 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:53,978 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:53,979 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:53,981 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:53,982 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:54,169 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2024-11-28 04:53:54,171 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:54,172 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 04:53:54,192 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2024-11-28 04:53:54,223 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:53:54,501 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:53:54,502 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:54 WrapperNode [2024-11-28 04:53:54,502 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:53:54,503 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:53:54,503 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:53:54,503 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:53:54,509 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:54" (1/1) ... [2024-11-28 04:53:54,627 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:54" (1/1) ... [2024-11-28 04:53:54,743 INFO L138 Inliner]: procedures = 680, calls = 2639, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 1027 [2024-11-28 04:53:54,744 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:53:54,745 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:53:54,745 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:53:54,745 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:53:54,761 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:54" (1/1) ... [2024-11-28 04:53:54,761 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:54" (1/1) ... [2024-11-28 04:53:54,772 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:54" (1/1) ... [2024-11-28 04:53:54,894 INFO L175 MemorySlicer]: Split 569 memory accesses to 9 slices as follows [257, 2, 6, 248, 4, 37, 8, 2, 5]. 45 percent of accesses are in the largest equivalence class. The 20 initializations are split as follows [0, 2, 0, 6, 2, 2, 2, 1, 5]. The 504 writes are split as follows [257, 0, 2, 236, 0, 9, 0, 0, 0]. [2024-11-28 04:53:54,894 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:54" (1/1) ... [2024-11-28 04:53:54,895 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:54" (1/1) ... [2024-11-28 04:53:54,966 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:54" (1/1) ... [2024-11-28 04:53:54,969 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:54" (1/1) ... [2024-11-28 04:53:54,976 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:54" (1/1) ... [2024-11-28 04:53:55,003 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:54" (1/1) ... [2024-11-28 04:53:55,013 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:54" (1/1) ... [2024-11-28 04:53:55,044 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:53:55,049 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:53:55,049 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:53:55,049 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:53:55,050 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:54" (1/1) ... [2024-11-28 04:53:55,062 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:53:55,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:53:55,102 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:53:55,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:53:55,138 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2024-11-28 04:53:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2024-11-28 04:53:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton64 [2024-11-28 04:53:55,139 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton64 [2024-11-28 04:53:55,139 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2024-11-28 04:53:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2024-11-28 04:53:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 04:53:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-28 04:53:55,140 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-28 04:53:55,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#0 [2024-11-28 04:53:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#1 [2024-11-28 04:53:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#2 [2024-11-28 04:53:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#3 [2024-11-28 04:53:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#4 [2024-11-28 04:53:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#5 [2024-11-28 04:53:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#6 [2024-11-28 04:53:55,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#7 [2024-11-28 04:53:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real#8 [2024-11-28 04:53:55,142 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-28 04:53:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-28 04:53:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-28 04:53:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-28 04:53:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-28 04:53:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-28 04:53:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-28 04:53:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-28 04:53:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-28 04:53:55,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 04:53:55,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 04:53:55,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 04:53:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 04:53:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 04:53:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 04:53:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 04:53:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 04:53:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 04:53:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh64 [2024-11-28 04:53:55,146 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh64 [2024-11-28 04:53:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 04:53:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 04:53:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 04:53:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 04:53:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 04:53:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 04:53:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 04:53:55,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 04:53:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 04:53:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-28 04:53:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-28 04:53:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-28 04:53:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-28 04:53:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-28 04:53:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-28 04:53:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-28 04:53:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-28 04:53:55,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-28 04:53:55,147 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-28 04:53:55,147 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-28 04:53:55,147 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-28 04:53:55,147 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-28 04:53:55,147 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-28 04:53:55,147 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-28 04:53:55,147 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-28 04:53:55,147 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-28 04:53:55,148 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-28 04:53:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-28 04:53:55,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-28 04:53:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 04:53:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:53:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 04:53:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 04:53:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 04:53:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 04:53:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 04:53:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 04:53:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 04:53:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 04:53:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 04:53:55,148 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:53:55,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:53:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-28 04:53:55,153 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-28 04:53:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-11-28 04:53:55,153 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-11-28 04:53:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-28 04:53:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-28 04:53:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-28 04:53:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-28 04:53:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-28 04:53:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-28 04:53:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-28 04:53:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-28 04:53:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-28 04:53:55,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 04:53:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 04:53:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 04:53:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 04:53:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 04:53:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 04:53:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 04:53:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 04:53:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 04:53:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-28 04:53:55,154 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-28 04:53:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 04:53:55,154 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 04:53:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 04:53:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 04:53:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 04:53:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 04:53:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 04:53:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 04:53:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 04:53:55,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 04:53:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 04:53:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 04:53:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 04:53:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 04:53:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 04:53:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 04:53:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 04:53:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 04:53:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 04:53:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-28 04:53:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-28 04:53:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-28 04:53:55,155 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-28 04:53:55,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 04:53:55,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 04:53:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 04:53:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 04:53:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 04:53:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 04:53:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 04:53:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 04:53:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 04:53:55,159 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_big_endian [2024-11-28 04:53:55,159 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_big_endian [2024-11-28 04:53:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#0 [2024-11-28 04:53:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#1 [2024-11-28 04:53:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#2 [2024-11-28 04:53:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#3 [2024-11-28 04:53:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#4 [2024-11-28 04:53:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#5 [2024-11-28 04:53:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#6 [2024-11-28 04:53:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#7 [2024-11-28 04:53:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real#8 [2024-11-28 04:53:55,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:53:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 04:53:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 04:53:55,161 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 04:53:55,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 04:53:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 04:53:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 04:53:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 04:53:55,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 04:53:55,761 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:53:55,763 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:54:06,110 INFO L? ?]: Removed 271 outVars from TransFormulas that were not future-live. [2024-11-28 04:54:06,110 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:54:06,130 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:54:06,134 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-28 04:54:06,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:54:06 BoogieIcfgContainer [2024-11-28 04:54:06,135 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:54:06,137 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:54:06,138 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:54:06,143 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:54:06,144 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:53:50" (1/3) ... [2024-11-28 04:54:06,146 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19319329 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:54:06, skipping insertion in model container [2024-11-28 04:54:06,146 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:53:54" (2/3) ... [2024-11-28 04:54:06,147 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19319329 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:54:06, skipping insertion in model container [2024-11-28 04:54:06,147 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:54:06" (3/3) ... [2024-11-28 04:54:06,149 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_be64_harness_negated.i [2024-11-28 04:54:06,169 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:54:06,171 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_byte_cursor_read_be64_harness_negated.i that has 22 procedures, 237 locations, 1 initial locations, 18 loop locations, and 1 error locations. [2024-11-28 04:54:06,253 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:54:06,270 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;@12f8a131, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:54:06,271 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:54:06,277 INFO L276 IsEmpty]: Start isEmpty. Operand has 197 states, 132 states have (on average 1.2803030303030303) internal successors, (169), 133 states have internal predecessors, (169), 50 states have call successors, (50), 13 states have call predecessors, (50), 13 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2024-11-28 04:54:06,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-28 04:54:06,298 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:54:06,300 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 5, 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] [2024-11-28 04:54:06,300 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:54:06,307 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:54:06,308 INFO L85 PathProgramCache]: Analyzing trace with hash -287096235, now seen corresponding path program 1 times [2024-11-28 04:54:06,318 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:54:06,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308215454] [2024-11-28 04:54:06,320 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:54:06,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:55:57,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:55:58,469 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2024-11-28 04:55:58,470 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:55:58,471 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308215454] [2024-11-28 04:55:58,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308215454] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:55:58,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [600350348] [2024-11-28 04:55:58,473 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:55:58,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:55:58,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:55:58,478 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:55:58,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:57:40,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:57:40,781 INFO L256 TraceCheckSpWp]: Trace formula consists of 7875 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 04:57:40,795 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:57:40,828 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 161 trivial. 0 not checked. [2024-11-28 04:57:40,828 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:57:40,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [600350348] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:57:40,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:57:40,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-28 04:57:40,831 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1371754374] [2024-11-28 04:57:40,831 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:57:40,836 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 04:57:40,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:57:40,856 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 04:57:40,857 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:57:40,862 INFO L87 Difference]: Start difference. First operand has 197 states, 132 states have (on average 1.2803030303030303) internal successors, (169), 133 states have internal predecessors, (169), 50 states have call successors, (50), 13 states have call predecessors, (50), 13 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) Second operand has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 04:57:40,907 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:57:40,908 INFO L93 Difference]: Finished difference Result 387 states and 558 transitions. [2024-11-28 04:57:40,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 04:57:40,910 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 135 [2024-11-28 04:57:40,910 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:57:40,919 INFO L225 Difference]: With dead ends: 387 [2024-11-28 04:57:40,919 INFO L226 Difference]: Without dead ends: 191 [2024-11-28 04:57:40,924 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 136 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 04:57:40,927 INFO L435 NwaCegarLoop]: 267 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:57:40,927 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 267 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:57:40,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2024-11-28 04:57:40,991 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 191. [2024-11-28 04:57:40,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 127 states have (on average 1.2755905511811023) internal successors, (162), 128 states have internal predecessors, (162), 50 states have call successors, (50), 13 states have call predecessors, (50), 13 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2024-11-28 04:57:41,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 261 transitions. [2024-11-28 04:57:41,012 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 261 transitions. Word has length 135 [2024-11-28 04:57:41,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:57:41,014 INFO L471 AbstractCegarLoop]: Abstraction has 191 states and 261 transitions. [2024-11-28 04:57:41,014 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2024-11-28 04:57:41,015 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 261 transitions. [2024-11-28 04:57:41,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-28 04:57:41,020 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:57:41,020 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 5, 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] [2024-11-28 04:57:41,053 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 04:57:41,224 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:57:41,225 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:57:41,226 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:57:41,226 INFO L85 PathProgramCache]: Analyzing trace with hash 103604183, now seen corresponding path program 1 times [2024-11-28 04:57:41,226 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:57:41,227 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1611864386] [2024-11-28 04:57:41,227 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:57:41,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:16,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:19,747 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2024-11-28 04:59:19,748 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:59:19,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1611864386] [2024-11-28 04:59:19,748 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1611864386] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:59:19,748 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [682938509] [2024-11-28 04:59:19,748 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:19,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:59:19,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:19,754 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:59:19,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 05:00:53,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:00:53,696 INFO L256 TraceCheckSpWp]: Trace formula consists of 7875 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-28 05:00:53,706 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:00:54,368 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2024-11-28 05:00:54,369 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:00:54,369 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [682938509] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:00:54,369 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 05:00:54,369 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 9 [2024-11-28 05:00:54,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1054470334] [2024-11-28 05:00:54,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:00:54,370 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 05:00:54,371 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:00:54,372 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 05:00:54,372 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-28 05:00:54,372 INFO L87 Difference]: Start difference. First operand 191 states and 261 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-28 05:00:56,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:00:56,145 INFO L93 Difference]: Finished difference Result 358 states and 501 transitions. [2024-11-28 05:00:56,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 05:00:56,145 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 135 [2024-11-28 05:00:56,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:00:56,149 INFO L225 Difference]: With dead ends: 358 [2024-11-28 05:00:56,150 INFO L226 Difference]: Without dead ends: 194 [2024-11-28 05:00:56,151 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2024-11-28 05:00:56,152 INFO L435 NwaCegarLoop]: 210 mSDtfsCounter, 269 mSDsluCounter, 576 mSDsCounter, 0 mSdLazyCounter, 186 mSolverCounterSat, 60 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 SdHoareTripleChecker+Valid, 786 SdHoareTripleChecker+Invalid, 246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 60 IncrementalHoareTripleChecker+Valid, 186 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-28 05:00:56,152 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [275 Valid, 786 Invalid, 246 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [60 Valid, 186 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-28 05:00:56,154 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2024-11-28 05:00:56,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2024-11-28 05:00:56,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 129 states have (on average 1.2713178294573644) internal successors, (164), 131 states have internal predecessors, (164), 50 states have call successors, (50), 13 states have call predecessors, (50), 14 states have return successors, (57), 49 states have call predecessors, (57), 49 states have call successors, (57) [2024-11-28 05:00:56,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 271 transitions. [2024-11-28 05:00:56,178 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 271 transitions. Word has length 135 [2024-11-28 05:00:56,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:00:56,179 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 271 transitions. [2024-11-28 05:00:56,179 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2024-11-28 05:00:56,179 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 271 transitions. [2024-11-28 05:00:56,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-28 05:00:56,182 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:00:56,182 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 4, 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] [2024-11-28 05:00:56,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2024-11-28 05:00:56,382 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:00:56,383 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:00:56,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:00:56,383 INFO L85 PathProgramCache]: Analyzing trace with hash 153111666, now seen corresponding path program 1 times [2024-11-28 05:00:56,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:00:56,384 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [391805622] [2024-11-28 05:00:56,384 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:00:56,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:02:34,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:02:38,334 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2024-11-28 05:02:38,335 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:02:38,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [391805622] [2024-11-28 05:02:38,335 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [391805622] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:02:38,335 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [279039089] [2024-11-28 05:02:38,335 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 05:02:38,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:02:38,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:02:38,343 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:02:38,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 05:04:36,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 05:04:36,986 INFO L256 TraceCheckSpWp]: Trace formula consists of 7880 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-28 05:04:36,997 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 05:04:38,121 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 114 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2024-11-28 05:04:38,121 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 05:04:38,122 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [279039089] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:04:38,122 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 05:04:38,122 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2024-11-28 05:04:38,122 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314755089] [2024-11-28 05:04:38,122 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:04:38,123 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 05:04:38,123 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:04:38,124 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 05:04:38,124 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2024-11-28 05:04:38,125 INFO L87 Difference]: Start difference. First operand 194 states and 271 transitions. Second operand has 7 states, 6 states have (on average 10.333333333333334) internal successors, (62), 7 states have internal predecessors, (62), 4 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) [2024-11-28 05:04:40,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:04:40,077 INFO L93 Difference]: Finished difference Result 344 states and 482 transitions. [2024-11-28 05:04:40,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 05:04:40,078 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 10.333333333333334) internal successors, (62), 7 states have internal predecessors, (62), 4 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) Word has length 137 [2024-11-28 05:04:40,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:04:40,082 INFO L225 Difference]: With dead ends: 344 [2024-11-28 05:04:40,083 INFO L226 Difference]: Without dead ends: 194 [2024-11-28 05:04:40,084 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=49, Invalid=161, Unknown=0, NotChecked=0, Total=210 [2024-11-28 05:04:40,085 INFO L435 NwaCegarLoop]: 210 mSDtfsCounter, 269 mSDsluCounter, 580 mSDsCounter, 0 mSdLazyCounter, 170 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 275 SdHoareTripleChecker+Valid, 790 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 170 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2024-11-28 05:04:40,085 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [275 Valid, 790 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 170 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2024-11-28 05:04:40,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2024-11-28 05:04:40,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2024-11-28 05:04:40,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 194 states, 129 states have (on average 1.2713178294573644) internal successors, (164), 131 states have internal predecessors, (164), 50 states have call successors, (50), 13 states have call predecessors, (50), 14 states have return successors, (55), 49 states have call predecessors, (55), 49 states have call successors, (55) [2024-11-28 05:04:40,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 269 transitions. [2024-11-28 05:04:40,136 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 269 transitions. Word has length 137 [2024-11-28 05:04:40,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:04:40,136 INFO L471 AbstractCegarLoop]: Abstraction has 194 states and 269 transitions. [2024-11-28 05:04:40,137 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 10.333333333333334) internal successors, (62), 7 states have internal predecessors, (62), 4 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 4 states have call successors, (21) [2024-11-28 05:04:40,137 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 269 transitions. [2024-11-28 05:04:40,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-28 05:04:40,140 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:04:40,140 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 3, 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] [2024-11-28 05:04:40,170 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-28 05:04:40,340 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_65802239-7d9c-4d3c-96f7-b040ff72708a/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:04:40,341 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:04:40,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:04:40,341 INFO L85 PathProgramCache]: Analyzing trace with hash -242552243, now seen corresponding path program 2 times [2024-11-28 05:04:40,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:04:40,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745715989] [2024-11-28 05:04:40,342 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-28 05:04:40,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:06:40,859 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-11-28 05:06:40,859 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-28 05:06:47,618 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2024-11-28 05:06:47,619 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:06:47,619 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745715989] [2024-11-28 05:06:47,619 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745715989] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 05:06:47,619 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 05:06:47,619 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 05:06:47,619 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660091106] [2024-11-28 05:06:47,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 05:06:47,620 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 05:06:47,620 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 05:06:47,621 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 05:06:47,621 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-28 05:06:47,622 INFO L87 Difference]: Start difference. First operand 194 states and 269 transitions. Second operand has 7 states, 6 states have (on average 9.166666666666666) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 05:06:48,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 05:06:48,102 INFO L93 Difference]: Finished difference Result 202 states and 277 transitions. [2024-11-28 05:06:48,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 05:06:48,103 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 9.166666666666666) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 1 states have call successors, (21) Word has length 139 [2024-11-28 05:06:48,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 05:06:48,107 INFO L225 Difference]: With dead ends: 202 [2024-11-28 05:06:48,107 INFO L226 Difference]: Without dead ends: 200 [2024-11-28 05:06:48,108 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-11-28 05:06:48,109 INFO L435 NwaCegarLoop]: 257 mSDtfsCounter, 3 mSDsluCounter, 1265 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 1522 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-11-28 05:06:48,110 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 1522 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-11-28 05:06:48,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2024-11-28 05:06:48,129 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 199. [2024-11-28 05:06:48,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 132 states have (on average 1.2651515151515151) internal successors, (167), 134 states have internal predecessors, (167), 51 states have call successors, (51), 14 states have call predecessors, (51), 15 states have return successors, (56), 50 states have call predecessors, (56), 50 states have call successors, (56) [2024-11-28 05:06:48,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 274 transitions. [2024-11-28 05:06:48,133 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 274 transitions. Word has length 139 [2024-11-28 05:06:48,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 05:06:48,134 INFO L471 AbstractCegarLoop]: Abstraction has 199 states and 274 transitions. [2024-11-28 05:06:48,134 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 9.166666666666666) internal successors, (55), 5 states have internal predecessors, (55), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 1 states have call successors, (21) [2024-11-28 05:06:48,135 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 274 transitions. [2024-11-28 05:06:48,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-28 05:06:48,137 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 05:06:48,138 INFO L218 NwaCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 3, 3, 3, 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] [2024-11-28 05:06:48,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 05:06:48,138 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 05:06:48,139 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 05:06:48,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1057217298, now seen corresponding path program 3 times [2024-11-28 05:06:48,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 05:06:48,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1080098106] [2024-11-28 05:06:48,139 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-28 05:06:48,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms