This is Ultimate 0.2.4-tmp.dk.referee-eval-fb1cb0b-m [2024-09-25 11:46:28,933 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 11:46:28,993 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 11:46:28,996 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 11:46:28,996 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 11:46:29,016 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 11:46:29,018 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 11:46:29,019 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 11:46:29,019 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 11:46:29,020 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 11:46:29,021 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 11:46:29,021 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 11:46:29,021 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 11:46:29,021 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 11:46:29,023 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 11:46:29,023 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 11:46:29,023 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 11:46:29,023 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 11:46:29,024 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 11:46:29,024 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 11:46:29,024 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 11:46:29,024 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 11:46:29,024 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 11:46:29,025 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 11:46:29,025 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 11:46:29,025 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 11:46:29,027 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 11:46:29,027 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 11:46:29,027 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 11:46:29,027 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 11:46:29,027 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 11:46:29,027 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 11:46:29,027 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 11:46:29,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:46:29,028 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 11:46:29,028 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 11:46:29,028 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 11:46:29,028 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 11:46:29,028 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 11:46:29,028 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 11:46:29,029 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 11:46:29,029 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 11:46:29,029 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 11:46:29,029 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 11:46:29,234 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 11:46:29,253 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 11:46:29,255 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 11:46:29,256 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 11:46:29,257 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 11:46:29,258 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loops-crafted-1/sumt7.c [2024-09-25 11:46:30,448 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 11:46:30,629 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 11:46:30,631 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops-crafted-1/sumt7.c [2024-09-25 11:46:30,642 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/4ca3b5917/abbe14ea646544e5827e9a6d5f1547e1/FLAGd52189a34 [2024-09-25 11:46:31,051 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/4ca3b5917/abbe14ea646544e5827e9a6d5f1547e1 [2024-09-25 11:46:31,053 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 11:46:31,054 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 11:46:31,055 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/sumt7.yml/witness-2.1.yml [2024-09-25 11:46:31,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 11:46:31,103 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 11:46:31,106 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 11:46:31,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 11:46:31,110 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 11:46:31,111 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:46:31" (1/2) ... [2024-09-25 11:46:31,113 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1523ba4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:46:31, skipping insertion in model container [2024-09-25 11:46:31,113 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:46:31" (1/2) ... [2024-09-25 11:46:31,115 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@775b0acb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:46:31, skipping insertion in model container [2024-09-25 11:46:31,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:46:31" (2/2) ... [2024-09-25 11:46:31,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1523ba4 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:46:31, skipping insertion in model container [2024-09-25 11:46:31,116 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:46:31" (2/2) ... [2024-09-25 11:46:31,124 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 11:46:31,127 INFO L1541 ArrayList]: Loop invariant at [L21-L39] (((((((((long long) i + k) + j) + v3) + v2) + v1) + v4) % 4294967296) == l) [2024-09-25 11:46:31,127 INFO L1541 ArrayList]: Function contract at [L16]: requires null, ensures (\old(SIZE) == SIZE) [2024-09-25 11:46:31,127 INFO L1541 ArrayList]: Function contract at [L8]: requires (1 <= cond), ensures ((\old(SIZE) == SIZE) && (1 <= cond)) [2024-09-25 11:46:31,143 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 11:46:31,315 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops-crafted-1/sumt7.c[403,416] [2024-09-25 11:46:31,332 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:46:31,339 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-25 11:46:31,373 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops-crafted-1/sumt7.c[403,416] Start Parsing Global Start Parsing Local [2024-09-25 11:46:31,389 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:46:31,406 INFO L204 MainTranslator]: Completed translation [2024-09-25 11:46:31,406 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:46:31 WrapperNode [2024-09-25 11:46:31,406 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 11:46:31,407 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 11:46:31,407 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 11:46:31,408 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 11:46:31,418 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:46:31" (1/1) ... [2024-09-25 11:46:31,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:46:31" (1/1) ... [2024-09-25 11:46:31,424 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:46:31" (1/1) ... [2024-09-25 11:46:31,432 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-25 11:46:31,433 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:46:31" (1/1) ... [2024-09-25 11:46:31,433 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:46:31" (1/1) ... [2024-09-25 11:46:31,436 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:46:31" (1/1) ... [2024-09-25 11:46:31,442 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:46:31" (1/1) ... [2024-09-25 11:46:31,443 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:46:31" (1/1) ... [2024-09-25 11:46:31,444 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:46:31" (1/1) ... [2024-09-25 11:46:31,449 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 11:46:31,449 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 11:46:31,450 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 11:46:31,450 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 11:46:31,450 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:46:31" (1/1) ... [2024-09-25 11:46:31,458 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:46:31,465 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 11:46:31,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-25 11:46:31,483 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-25 11:46:31,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 11:46:31,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 11:46:31,518 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 11:46:31,518 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 11:46:31,518 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 11:46:31,518 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 11:46:31,518 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 11:46:31,518 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 11:46:31,518 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 11:46:31,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 11:46:31,519 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 11:46:31,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 11:46:31,519 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 11:46:31,519 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 11:46:31,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 11:46:31,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 11:46:31,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 11:46:31,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 11:46:31,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 11:46:31,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 11:46:31,570 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 11:46:31,572 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 11:46:31,734 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 11:46:31,742 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 11:46:31,766 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 11:46:31,766 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 11:46:31,767 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:46:31 BoogieIcfgContainer [2024-09-25 11:46:31,767 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 11:46:31,767 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 11:46:31,767 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 11:46:31,768 INFO L274 PluginConnector]: Referee initialized [2024-09-25 11:46:31,768 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 11:46:31" (1/4) ... [2024-09-25 11:46:31,768 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@67a9a729 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:46:31, skipping insertion in model container [2024-09-25 11:46:31,768 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:46:31" (2/4) ... [2024-09-25 11:46:31,769 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@67a9a729 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 11:46:31, skipping insertion in model container [2024-09-25 11:46:31,769 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:46:31" (3/4) ... [2024-09-25 11:46:31,769 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@67a9a729 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 11:46:31, skipping insertion in model container [2024-09-25 11:46:31,769 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:46:31" (4/4) ... [2024-09-25 11:46:31,770 INFO L79 RefereeObserver]: Analyzing ICFG sumt7.c [2024-09-25 11:46:31,773 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 11:46:31,774 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-1 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 17 edges. [2024-09-25 11:46:31,774 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-09-25 11:46:31,774 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-1 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 16 edges. [2024-09-25 11:46:31,774 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-1 to ERROR_LOC mainErr2ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 11:46:31,775 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 11:46:31,775 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 11:46:31,775 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 11:46:31,775 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 3 loop-free subgraphs from procedure entry to error location [2024-09-25 11:46:31,825 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 17 edges [2024-09-25 11:46:31,826 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:46:31,826 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:46:31,827 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:46:31,828 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:46:31,830 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:31,925 INFO L101 BaseMinimizeStates]: Removed 45 edges and 10 locations by large block encoding [2024-09-25 11:46:31,927 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:31,927 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:46:31,928 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:46:31,928 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:46:31,943 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:46:31,964 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-1 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 11:46:31,975 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:46:31,975 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:46:31,976 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:46:31,976 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:46:31,976 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:46:31,976 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:31,979 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:46:31,979 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:31,979 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:46:31,979 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:46:31,979 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:46:31,979 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:46:31,987 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 11:46:31,999 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 16 edges [2024-09-25 11:46:32,000 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:46:32,000 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:46:32,000 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:46:32,000 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:46:32,001 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:32,079 INFO L101 BaseMinimizeStates]: Removed 37 edges and 9 locations by large block encoding [2024-09-25 11:46:32,079 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:32,079 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:46:32,079 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:46:32,079 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:46:32,095 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:46:32,196 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-1 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:46:32,206 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 11:46:32,206 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:46:32,206 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:46:32,207 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:46:32,207 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:46:32,207 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:32,209 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-09-25 11:46:32,210 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:32,210 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:46:32,210 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:46:32,210 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:46:32,211 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:46:32,212 INFO L520 InvariantChecker]: The annotation(s) from loop head L38-1 to error location mainErr2ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:46:32,221 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:46:32,221 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:46:32,222 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:46:32,222 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:46:32,222 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:46:32,222 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:32,223 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:46:32,224 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:32,224 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:46:32,224 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:46:32,224 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:46:32,225 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:46:32,226 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr2ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:46:32,232 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 11:46:32,233 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:46:32,233 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:46:32,234 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:46:32,234 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:46:32,234 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:32,236 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 11:46:32,236 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:32,236 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:46:32,237 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:46:32,237 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:46:32,237 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:46:32,239 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:46:32,246 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:46:32,246 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:46:32,246 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:46:32,246 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:46:32,246 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:46:32,247 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:32,248 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:46:32,248 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:46:32,248 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:46:32,248 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:46:32,248 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:46:32,249 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:46:32,252 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 11:46:32,255 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-25 11:46:32,255 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@67a9a729 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 11:46:32, skipping insertion in model container [2024-09-25 11:46:32,256 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 11:46:32,258 INFO L158 Benchmark]: Toolchain (without parser) took 1153.32ms. Allocated memory is still 138.4MB. Free memory was 77.3MB in the beginning and 83.2MB in the end (delta: -5.9MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2024-09-25 11:46:32,259 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 98.6MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:46:32,259 INFO L158 Benchmark]: Witness Parser took 0.11ms. Allocated memory is still 138.4MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:46:32,260 INFO L158 Benchmark]: CACSL2BoogieTranslator took 301.24ms. Allocated memory is still 138.4MB. Free memory was 76.8MB in the beginning and 104.8MB in the end (delta: -28.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-25 11:46:32,261 INFO L158 Benchmark]: Boogie Preprocessor took 41.59ms. Allocated memory is still 138.4MB. Free memory was 104.8MB in the beginning and 102.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 11:46:32,262 INFO L158 Benchmark]: RCFGBuilder took 317.43ms. Allocated memory is still 138.4MB. Free memory was 102.7MB in the beginning and 86.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-25 11:46:32,262 INFO L158 Benchmark]: Referee took 488.27ms. Allocated memory is still 138.4MB. Free memory was 86.6MB in the beginning and 83.2MB in the end (delta: 3.4MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2024-09-25 11:46:32,265 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from loop head at line 21 to exit of procedure main. Annotation is valid for all loop-free paths from loop head at line 21 to loop head at line 21. Annotation is valid for all loop-free paths from loop head at line 21 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure main to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 10. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 21. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 98.6MB. Free memory is still 53.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.11ms. Allocated memory is still 138.4MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 301.24ms. Allocated memory is still 138.4MB. Free memory was 76.8MB in the beginning and 104.8MB in the end (delta: -28.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.59ms. Allocated memory is still 138.4MB. Free memory was 104.8MB in the beginning and 102.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 317.43ms. Allocated memory is still 138.4MB. Free memory was 102.7MB in the beginning and 86.6MB in the end (delta: 16.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Referee took 488.27ms. Allocated memory is still 138.4MB. Free memory was 86.6MB in the beginning and 83.2MB in the end (delta: 3.4MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-25 11:46:32,291 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...