This is Ultimate 0.2.4-dev-1d5fa63-m [2024-09-13 10:08:34,640 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 10:08:34,686 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 10:08:34,690 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 10:08:34,690 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 10:08:34,708 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 10:08:34,709 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 10:08:34,709 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 10:08:34,709 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 10:08:34,710 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 10:08:34,710 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 10:08:34,710 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 10:08:34,711 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 10:08:34,711 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 10:08:34,712 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 10:08:34,712 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 10:08:34,712 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 10:08:34,713 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 10:08:34,713 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 10:08:34,713 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 10:08:34,713 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 10:08:34,714 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 10:08:34,715 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 10:08:34,715 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 10:08:34,715 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 10:08:34,716 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 10:08:34,716 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 10:08:34,716 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 10:08:34,716 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 10:08:34,717 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 10:08:34,717 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 10:08:34,717 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 10:08:34,717 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 10:08:34,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:08:34,718 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 10:08:34,718 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 10:08:34,718 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 10:08:34,719 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 10:08:34,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 10:08:34,719 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 10:08:34,720 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 10:08:34,723 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 10:08:34,724 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 10:08:34,724 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 10:08:34,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 10:08:34,949 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 10:08:34,951 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 10:08:34,952 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 10:08:34,955 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 10:08:34,956 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench/hard2.c [2024-09-13 10:08:36,369 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 10:08:36,510 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 10:08:36,511 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench/hard2.c [2024-09-13 10:08:36,519 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/86ffd6acf/f6d482847507419b850ed448aad85c97/FLAG90345328f [2024-09-13 10:08:36,535 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/86ffd6acf/f6d482847507419b850ed448aad85c97 [2024-09-13 10:08:36,538 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 10:08:36,539 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 10:08:36,540 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hard2.yml/witness-2.1.yml [2024-09-13 10:08:36,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 10:08:36,586 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 10:08:36,589 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 10:08:36,592 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 10:08:36,595 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 10:08:36,596 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:08:36" (1/2) ... [2024-09-13 10:08:36,597 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27e4aa91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:36, skipping insertion in model container [2024-09-13 10:08:36,597 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 10:08:36" (1/2) ... [2024-09-13 10:08:36,598 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6e230f5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 10:08:36, skipping insertion in model container [2024-09-13 10:08:36,598 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:08:36" (2/2) ... [2024-09-13 10:08:36,598 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27e4aa91 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:36, skipping insertion in model container [2024-09-13 10:08:36,598 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:08:36" (2/2) ... [2024-09-13 10:08:36,607 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 10:08:36,608 INFO L1541 ArrayList]: Loop invariant at [L33-L41] ((((((((A == r) && ((A + d) == (p + r))) && (8 <= p)) && (q == 0)) && (B == 1)) || ((((((A == r) && (p == 2)) && (1 <= r)) && (d == 2)) && (q == 0)) && (B == 1))) || ((((((A == r) && (d == 4)) && (2 <= r)) && (q == 0)) && (B == 1)) && (p == 4))) || (((((A == r) && (d == 1)) && (q == 0)) && (B == 1)) && (p == 1))) [2024-09-13 10:08:36,608 INFO L1541 ArrayList]: Loop invariant at [L43-L55] ((((A == (q + r)) && (d == p)) && (1 <= p)) && (B == 1)) [2024-09-13 10:08:36,608 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-13 10:08:36,621 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 10:08:36,758 WARN L247 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/hard2.c[526,539] [2024-09-13 10:08:36,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:08:36,776 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-13 10:08:36,805 WARN L247 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/hard2.c[526,539] Start Parsing Local Start Parsing Local [2024-09-13 10:08:36,818 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 10:08:36,837 INFO L204 MainTranslator]: Completed translation [2024-09-13 10:08:36,838 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 10:08:36 WrapperNode [2024-09-13 10:08:36,838 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 10:08:36,839 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 10:08:36,840 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 10:08:36,840 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 10:08:36,851 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 13.09 10:08:36" (1/1) ... [2024-09-13 10:08:36,852 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 13.09 10:08:36" (1/1) ... [2024-09-13 10:08:36,857 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 13.09 10:08:36" (1/1) ... [2024-09-13 10:08:36,867 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 [2024-09-13 10:08:36,867 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 13.09 10:08:36" (1/1) ... [2024-09-13 10:08:36,867 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 13.09 10:08:36" (1/1) ... [2024-09-13 10:08:36,875 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 13.09 10:08:36" (1/1) ... [2024-09-13 10:08:36,880 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 13.09 10:08:36" (1/1) ... [2024-09-13 10:08:36,882 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 13.09 10:08:36" (1/1) ... [2024-09-13 10:08:36,882 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 13.09 10:08:36" (1/1) ... [2024-09-13 10:08:36,884 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 10:08:36,884 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 10:08:36,885 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 10:08:36,885 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 10:08:36,886 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 13.09 10:08:36" (1/1) ... [2024-09-13 10:08:36,900 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 10:08:36,907 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 10:08:36,919 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) [2024-09-13 10:08:36,921 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 [2024-09-13 10:08:36,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 10:08:36,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 10:08:36,962 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 10:08:36,962 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 10:08:36,962 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 10:08:36,962 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 10:08:36,962 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 10:08:36,962 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 10:08:36,964 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 10:08:36,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 10:08:36,964 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-13 10:08:36,964 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 10:08:36,964 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 10:08:36,965 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 10:08:36,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 10:08:36,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 10:08:36,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 10:08:36,965 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 10:08:36,965 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 10:08:36,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 10:08:37,021 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 10:08:37,022 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 10:08:37,162 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 10:08:37,175 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 10:08:37,200 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 10:08:37,201 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-13 10:08:37,201 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:08:37 BoogieIcfgContainer [2024-09-13 10:08:37,201 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 10:08:37,202 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 10:08:37,202 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 10:08:37,203 INFO L274 PluginConnector]: Referee initialized [2024-09-13 10:08:37,203 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 10:08:36" (1/4) ... [2024-09-13 10:08:37,203 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6d12613e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 10:08:37, skipping insertion in model container [2024-09-13 10:08:37,203 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 10:08:36" (2/4) ... [2024-09-13 10:08:37,204 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6d12613e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:08:37, skipping insertion in model container [2024-09-13 10:08:37,204 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 13.09 10:08:36" (3/4) ... [2024-09-13 10:08:37,204 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6d12613e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 10:08:37, skipping insertion in model container [2024-09-13 10:08:37,204 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 10:08:37" (4/4) ... [2024-09-13 10:08:37,205 INFO L79 RefereeObserver]: Analyzing ICFG hard2.c [2024-09-13 10:08:37,220 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-13 10:08:37,222 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L51-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-13 10:08:37,222 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:08:37,223 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L51-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 10:08:37,223 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 10:08:37,223 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-13 10:08:37,223 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L51-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 10:08:37,223 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 10:08:37,223 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L51-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 10:08:37,223 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-13 10:08:37,223 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L51-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-13 10:08:37,223 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 10:08:37,224 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 10:08:37,224 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L33-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 10:08:37,224 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to loop head, 7 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-13 10:08:37,264 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-13 10:08:37,265 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:37,273 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:37,274 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:37,275 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:37,276 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,301 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-13 10:08:37,304 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,305 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:37,305 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:37,306 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:37,310 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:37,332 INFO L514 InvariantChecker]: The annotation(s) from loop head L51-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:37,347 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 10:08:37,347 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:37,348 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:37,348 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:37,348 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:37,348 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,354 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 10:08:37,355 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,355 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:37,356 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:37,356 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:37,356 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:37,359 INFO L514 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:37,372 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-13 10:08:37,373 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:37,373 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:37,373 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:37,373 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:37,373 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,381 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-13 10:08:37,381 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,382 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:37,382 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:37,382 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:37,384 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:37,388 INFO L514 InvariantChecker]: The annotation(s) from loop head L51-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:37,402 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 10:08:37,402 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:37,402 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:37,403 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:37,403 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:37,403 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,419 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 10:08:37,419 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,419 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:37,419 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:37,419 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:37,419 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:37,423 INFO L514 InvariantChecker]: The annotation(s) from loop head L33-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:08:37,435 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-13 10:08:37,436 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:37,437 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:37,437 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:37,437 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:37,437 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,441 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-13 10:08:37,441 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,441 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:37,441 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:37,442 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:37,442 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:37,447 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:08:37,457 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:08:37,457 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:37,457 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:37,457 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:37,458 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:37,458 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,460 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:08:37,460 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,461 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:37,461 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:37,461 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:37,461 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:37,464 INFO L514 InvariantChecker]: The annotation(s) from loop head L51-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:37,473 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:08:37,473 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:37,473 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:37,473 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:37,474 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:37,474 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,477 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:08:37,478 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,478 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:37,478 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:37,478 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:37,478 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:37,481 INFO L514 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:37,493 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 10:08:37,493 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:37,493 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:37,494 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:37,495 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:37,496 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,499 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 10:08:37,499 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,499 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:37,499 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:37,500 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:37,500 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:37,502 INFO L514 InvariantChecker]: The annotation(s) from loop head L51-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:37,512 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-13 10:08:37,513 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:37,513 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:37,513 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:37,513 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:37,513 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,525 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-13 10:08:37,525 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,525 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:37,526 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:37,526 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:37,528 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:37,531 INFO L514 InvariantChecker]: The annotation(s) from loop head L33-3 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:08:37,542 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 8 edges [2024-09-13 10:08:37,543 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:37,543 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:37,543 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:37,543 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:37,544 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,560 INFO L101 BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding [2024-09-13 10:08:37,561 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,562 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:37,562 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:37,562 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:37,567 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:37,570 INFO L514 InvariantChecker]: The annotation(s) from loop head L51-2 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 10:08:37,580 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 10:08:37,580 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:37,580 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:37,580 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:37,580 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:37,581 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,586 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 10:08:37,587 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,587 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:37,587 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:37,587 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:37,587 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:37,591 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 10:08:37,600 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 10:08:37,600 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:37,600 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:37,600 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:37,600 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:37,601 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,602 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 10:08:37,603 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,603 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:37,603 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:37,603 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:37,603 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:37,605 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 10:08:37,612 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 10:08:37,612 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 10:08:37,613 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 10:08:37,613 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 10:08:37,613 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 10:08:37,613 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,619 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 10:08:37,619 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 10:08:37,619 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 10:08:37,620 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 10:08:37,621 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 10:08:37,621 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 10:08:37,624 INFO L514 InvariantChecker]: The annotation(s) from loop head L33-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 10:08:37,627 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-13 10:08:37,628 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@6d12613e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 10:08:37, skipping insertion in model container [2024-09-13 10:08:37,628 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 10:08:37,630 INFO L158 Benchmark]: Toolchain (without parser) took 1042.48ms. Allocated memory was 148.9MB in the beginning and 220.2MB in the end (delta: 71.3MB). Free memory was 94.5MB in the beginning and 132.4MB in the end (delta: -37.9MB). Peak memory consumption was 43.7MB. Max. memory is 16.1GB. [2024-09-13 10:08:37,631 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 148.9MB. Free memory was 85.7MB in the beginning and 85.6MB in the end (delta: 119.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:08:37,631 INFO L158 Benchmark]: Witness Parser took 0.17ms. Allocated memory is still 148.9MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 10:08:37,632 INFO L158 Benchmark]: CACSL2BoogieTranslator took 249.50ms. Allocated memory is still 148.9MB. Free memory was 94.3MB in the beginning and 80.3MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 10:08:37,632 INFO L158 Benchmark]: Boogie Preprocessor took 44.91ms. Allocated memory is still 148.9MB. Free memory was 80.3MB in the beginning and 78.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 10:08:37,633 INFO L158 Benchmark]: RCFGBuilder took 316.87ms. Allocated memory is still 148.9MB. Free memory was 78.2MB in the beginning and 63.1MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-13 10:08:37,633 INFO L158 Benchmark]: Referee took 426.18ms. Allocated memory was 148.9MB in the beginning and 220.2MB in the end (delta: 71.3MB). Free memory was 63.1MB in the beginning and 132.4MB in the end (delta: -69.3MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. [2024-09-13 10:08:37,635 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 33 to check that procedure precondition always holds at line 34. Annotation is valid for all loop-free paths from loop head at line 43 to check that procedure precondition always holds at line 44. 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 loop head at line 33 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from loop head at line 43 to check that procedure precondition always holds at line 43. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 33. Annotation is valid for all loop-free paths from loop head at line 43 to loop head at line 43. Annotation is valid for all loop-free paths from loop head at line 43 to check that procedure precondition always holds at line 44. 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 33 to check that procedure precondition always holds at line 34. Annotation is valid for all loop-free paths from loop head at line 33 to loop head at line 33. Annotation is valid for all loop-free paths from loop head at line 33 to loop head at line 43. Annotation is valid for all loop-free paths from loop head at line 43 to check that procedure precondition always holds at line 57. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 148.9MB. Free memory was 85.7MB in the beginning and 85.6MB in the end (delta: 119.0kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.17ms. Allocated memory is still 148.9MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 249.50ms. Allocated memory is still 148.9MB. Free memory was 94.3MB in the beginning and 80.3MB in the end (delta: 14.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.91ms. Allocated memory is still 148.9MB. Free memory was 80.3MB in the beginning and 78.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 316.87ms. Allocated memory is still 148.9MB. Free memory was 78.2MB in the beginning and 63.1MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 426.18ms. Allocated memory was 148.9MB in the beginning and 220.2MB in the end (delta: 71.3MB). Free memory was 63.1MB in the beginning and 132.4MB in the end (delta: -69.3MB). Peak memory consumption was 12.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 10:08:37,662 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...