This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:49:25,429 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:49:25,479 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:49:25,484 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:49:25,486 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:49:25,511 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:49:25,512 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:49:25,512 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:49:25,513 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:49:25,514 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:49:25,515 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:49:25,515 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:49:25,515 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:49:25,517 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:49:25,518 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:49:25,518 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:49:25,518 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:49:25,518 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:49:25,519 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:49:25,519 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:49:25,519 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:49:25,519 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:49:25,520 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:49:25,520 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:49:25,520 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:49:25,520 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:49:25,520 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:49:25,520 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:49:25,521 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:49:25,521 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:49:25,521 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:49:25,521 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:49:25,521 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:49:25,521 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:49:25,522 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:49:25,522 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:49:25,522 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:49:25,522 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:49:25,522 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:49:25,522 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:49:25,523 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:49:25,523 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:49:25,524 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:49:25,524 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:49:25,738 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:49:25,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:49:25,760 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:49:25,761 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:49:25,764 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:49:25,765 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound2.yml/witness-2.1.yml [2024-09-21 12:49:25,838 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:49:25,841 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:49:25,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound2.c [2024-09-21 12:49:27,119 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:49:27,284 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:49:27,285 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound2.c [2024-09-21 12:49:27,290 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/0061230ad/951f1eebbb4f4ea48cb8be185e8b3b49/FLAG85f841661 [2024-09-21 12:49:27,306 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/0061230ad/951f1eebbb4f4ea48cb8be185e8b3b49 [2024-09-21 12:49:27,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:49:27,310 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:49:27,311 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:49:27,312 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:49:27,317 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:49:27,317 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:49:25" (1/2) ... [2024-09-21 12:49:27,319 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@284b709b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:49:27, skipping insertion in model container [2024-09-21 12:49:27,320 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:49:25" (1/2) ... [2024-09-21 12:49:27,321 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d5920db and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:49:27, skipping insertion in model container [2024-09-21 12:49:27,321 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:49:27" (2/2) ... [2024-09-21 12:49:27,321 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@284b709b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:27, skipping insertion in model container [2024-09-21 12:49:27,321 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:49:27" (2/2) ... [2024-09-21 12:49:27,326 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:49:27,328 INFO L1541 ArrayList]: Loop invariant at [L35-L44] (((z <= 2) && (((((((__int128) z * x) + (((__int128) 18446744073709551615U * z) * y)) + ((unsigned __int128) 18446744073709551615U * x)) + 1) % ((unsigned __int128) 1 << 64)) == 0)) && (0 <= z)) [2024-09-21 12:49:27,328 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (cond != 0) [2024-09-21 12:49:27,328 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= cond), ensures (1 <= cond) [2024-09-21 12:49:27,346 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:49:27,452 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/nla-digbench-scaling/geo2-ll_valuebound2.c[524,537] [2024-09-21 12:49:27,462 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:49:27,468 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 12:49:27,495 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/nla-digbench-scaling/geo2-ll_valuebound2.c[524,537] Start Parsing Local [2024-09-21 12:49:27,508 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:49:27,522 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:49:27,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:27 WrapperNode [2024-09-21 12:49:27,523 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:49:27,524 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:49:27,524 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:49:27,524 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:49:27,534 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:27" (1/1) ... [2024-09-21 12:49:27,534 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:27" (1/1) ... [2024-09-21 12:49:27,538 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:27" (1/1) ... [2024-09-21 12:49:27,547 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-21 12:49:27,548 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:27" (1/1) ... [2024-09-21 12:49:27,548 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:27" (1/1) ... [2024-09-21 12:49:27,551 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:27" (1/1) ... [2024-09-21 12:49:27,555 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:27" (1/1) ... [2024-09-21 12:49:27,556 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:27" (1/1) ... [2024-09-21 12:49:27,557 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:27" (1/1) ... [2024-09-21 12:49:27,559 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:49:27,561 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:49:27,561 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:49:27,561 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:49:27,562 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:27" (1/1) ... [2024-09-21 12:49:27,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:49:27,573 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:49:27,585 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) [2024-09-21 12:49:27,587 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 [2024-09-21 12:49:27,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:49:27,619 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:49:27,620 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:49:27,620 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 12:49:27,620 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:49:27,620 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:49:27,620 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:49:27,620 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:49:27,620 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:49:27,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:49:27,621 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-21 12:49:27,621 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 12:49:27,621 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:49:27,621 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:49:27,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:49:27,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:49:27,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:49:27,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:49:27,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:49:27,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:49:27,676 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:49:27,677 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:49:27,772 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:49:27,786 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:49:27,807 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:49:27,808 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-21 12:49:27,808 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:49:27 BoogieIcfgContainer [2024-09-21 12:49:27,808 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:49:27,809 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:49:27,809 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:49:27,810 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:49:27,810 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 21.09 12:49:25" (1/4) ... [2024-09-21 12:49:27,811 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4e967837 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:49:27, skipping insertion in model container [2024-09-21 12:49:27,811 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:49:27" (2/4) ... [2024-09-21 12:49:27,812 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4e967837 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:49:27, skipping insertion in model container [2024-09-21 12:49:27,812 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:27" (3/4) ... [2024-09-21 12:49:27,812 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4e967837 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:49:27, skipping insertion in model container [2024-09-21 12:49:27,813 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:49:27" (4/4) ... [2024-09-21 12:49:27,814 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_valuebound2.c [2024-09-21 12:49:27,820 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-21 12:49:27,821 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-21 12:49:27,821 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-21 12:49:27,821 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-21 12:49:27,821 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-21 12:49:27,821 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-21 12:49:27,821 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-21 12:49:27,821 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-21 12:49:27,822 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-21 12:49:27,914 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-21 12:49:27,915 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:27,915 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:27,919 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:27,941 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:27,943 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:27,963 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-21 12:49:27,964 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:27,964 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:27,964 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:27,964 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:27,972 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:28,001 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:49:28,053 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 12:49:28,054 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:28,054 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:28,054 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:28,054 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:28,054 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:28,098 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 12:49:28,105 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:28,105 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:28,105 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:28,105 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:28,106 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:28,328 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:49:28,356 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-21 12:49:28,358 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:28,358 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:28,358 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:28,359 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:28,359 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:28,370 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-21 12:49:28,371 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:28,371 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:28,371 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:28,371 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:28,372 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:28,375 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:49:28,392 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-21 12:49:28,393 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:28,393 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:28,393 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:28,393 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:28,393 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:28,418 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-21 12:49:28,418 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:28,418 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:28,418 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:28,418 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:28,420 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:28,429 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:28,445 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:28,445 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:28,445 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:28,445 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:28,445 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:28,445 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:28,449 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:28,449 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:28,449 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:28,449 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:28,449 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:28,449 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:28,461 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:28,476 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:49:28,476 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:28,477 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:28,477 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:28,477 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:28,477 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:28,479 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:49:28,479 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:28,479 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:28,479 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:28,479 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:28,484 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:28,485 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:49:28,495 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:28,495 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:28,496 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:28,496 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:28,496 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:28,496 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:28,500 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:28,500 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:28,501 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:28,501 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:28,501 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:28,501 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:28,502 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:49:28,505 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-21 12:49:28,506 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@4e967837 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:49:28, skipping insertion in model container [2024-09-21 12:49:28,506 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:49:28,507 INFO L158 Benchmark]: Toolchain (without parser) took 1196.82ms. Allocated memory is still 226.5MB. Free memory was 152.4MB in the beginning and 167.7MB in the end (delta: -15.3MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-09-21 12:49:28,507 INFO L158 Benchmark]: Witness Parser took 0.15ms. Allocated memory is still 226.5MB. Free memory is still 186.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:28,509 INFO L158 Benchmark]: CDTParser took 0.06ms. Allocated memory is still 226.5MB. Free memory is still 199.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:28,509 INFO L158 Benchmark]: CACSL2BoogieTranslator took 213.09ms. Allocated memory is still 226.5MB. Free memory was 152.4MB in the beginning and 138.7MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 12:49:28,510 INFO L158 Benchmark]: Boogie Preprocessor took 36.00ms. Allocated memory is still 226.5MB. Free memory was 138.7MB in the beginning and 136.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:49:28,511 INFO L158 Benchmark]: RCFGBuilder took 247.86ms. Allocated memory is still 226.5MB. Free memory was 136.8MB in the beginning and 122.2MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-21 12:49:28,511 INFO L158 Benchmark]: Referee took 696.86ms. Allocated memory is still 226.5MB. Free memory was 122.2MB in the beginning and 167.7MB in the end (delta: -45.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-21 12:49:28,513 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 entry of procedure main to loop head at line 35. 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 assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. 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 16. Annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.15ms. Allocated memory is still 226.5MB. Free memory is still 186.4MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.06ms. Allocated memory is still 226.5MB. Free memory is still 199.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 213.09ms. Allocated memory is still 226.5MB. Free memory was 152.4MB in the beginning and 138.7MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.00ms. Allocated memory is still 226.5MB. Free memory was 138.7MB in the beginning and 136.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 247.86ms. Allocated memory is still 226.5MB. Free memory was 136.8MB in the beginning and 122.2MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 696.86ms. Allocated memory is still 226.5MB. Free memory was 122.2MB in the beginning and 167.7MB in the end (delta: -45.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-21 12:49:28,532 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...