This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:49:25,653 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:49:25,723 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:49:25,727 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:49:25,727 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:49:25,745 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:49:25,746 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:49:25,746 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:49:25,746 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:49:25,747 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:49:25,747 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:49:25,748 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:49:25,748 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:49:25,748 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:49:25,749 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:49:25,749 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:49:25,750 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:49:25,750 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:49:25,750 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:49:25,750 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:49:25,751 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:49:25,753 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:49:25,754 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:49:25,754 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:49:25,754 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:49:25,754 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:49:25,755 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:49:25,755 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:49:25,755 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:49:25,755 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:49:25,755 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:49:25,756 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:49:25,756 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:49:25,756 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:49:25,756 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:49:25,756 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:49:25,757 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:49:25,757 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:49:25,757 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:49:25,758 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:49:25,758 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:49:25,759 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:49:25,759 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:49:25,759 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:49:26,006 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:49:26,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:49:26,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:49:26,034 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:49:26,035 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:49:26,036 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound20.yml/witness-2.1.yml [2024-09-21 12:49:26,110 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:49:26,111 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:49:26,112 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-21 12:49:27,566 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:49:27,752 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:49:27,753 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-21 12:49:27,759 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/26d40d575/bddcd529e4494bbba7c791ccd9269fb2/FLAGcbc3932b8 [2024-09-21 12:49:27,771 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/26d40d575/bddcd529e4494bbba7c791ccd9269fb2 [2024-09-21 12:49:27,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:49:27,773 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:49:27,775 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:49:27,775 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:49:27,780 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:49:27,781 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 12:49:26" (1/2) ... [2024-09-21 12:49:27,784 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@610b291b 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 12:49:27,784 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 12:49:26" (1/2) ... [2024-09-21 12:49:27,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28214397 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 12:49:27,786 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:49:27" (2/2) ... [2024-09-21 12:49:27,786 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@610b291b 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 12:49:27,786 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:49:27" (2/2) ... [2024-09-21 12:49:27,794 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:49:27,795 INFO L1541 ArrayList]: Loop invariant at [L35-L44] (((z <= 20) && (((((((__int128) z * x) + (((__int128) 18446744073709551615U * z) * y)) + ((unsigned __int128) 18446744073709551615U * x)) + 1) % ((unsigned __int128) 1 << 64)) == 0)) && (0 <= z)) [2024-09-21 12:49:27,795 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (cond != 0) [2024-09-21 12:49:27,796 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= cond), ensures (1 <= cond) [2024-09-21 12:49:27,814 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:49:27,990 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_valuebound20.c[524,537] [2024-09-21 12:49:28,013 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:49:28,023 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 12:49:28,062 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_valuebound20.c[524,537] Start Parsing Local [2024-09-21 12:49:28,074 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:49:28,094 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:49:28,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:28 WrapperNode [2024-09-21 12:49:28,095 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:49:28,095 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:49:28,096 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:49:28,096 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:49:28,108 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:28" (1/1) ... [2024-09-21 12:49:28,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:28" (1/1) ... [2024-09-21 12:49:28,114 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:28" (1/1) ... [2024-09-21 12:49:28,127 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 12:49:28,128 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:28" (1/1) ... [2024-09-21 12:49:28,128 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:28" (1/1) ... [2024-09-21 12:49:28,131 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:28" (1/1) ... [2024-09-21 12:49:28,135 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:28" (1/1) ... [2024-09-21 12:49:28,140 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:28" (1/1) ... [2024-09-21 12:49:28,141 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:28" (1/1) ... [2024-09-21 12:49:28,143 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:49:28,145 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:49:28,146 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:49:28,146 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:49:28,147 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:28" (1/1) ... [2024-09-21 12:49:28,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:49:28,161 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:49:28,220 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 12:49:28,262 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 12:49:28,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:49:28,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:49:28,318 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:49:28,319 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 12:49:28,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:49:28,320 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:49:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:49:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:49:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:49:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:49:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-21 12:49:28,320 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 12:49:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:49:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:49:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:49:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:49:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:49:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:49:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:49:28,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:49:28,392 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:49:28,396 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:49:28,565 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:49:28,587 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:49:28,615 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:49:28,617 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-21 12:49:28,617 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:49:28 BoogieIcfgContainer [2024-09-21 12:49:28,617 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:49:28,618 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:49:28,618 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:49:28,619 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:49:28,620 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 12:49:26" (1/4) ... [2024-09-21 12:49:28,620 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@31f752b3 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:49:28, skipping insertion in model container [2024-09-21 12:49:28,620 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:49:27" (2/4) ... [2024-09-21 12:49:28,622 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@31f752b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:49:28, skipping insertion in model container [2024-09-21 12:49:28,622 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:28" (3/4) ... [2024-09-21 12:49:28,622 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@31f752b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:49:28, skipping insertion in model container [2024-09-21 12:49:28,623 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:49:28" (4/4) ... [2024-09-21 12:49:28,624 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_valuebound20.c [2024-09-21 12:49:28,628 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-21 12:49:28,629 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 12:49:28,629 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 12:49:28,630 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 12:49:28,630 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 12:49:28,631 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 12:49:28,631 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 12:49:28,631 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 12:49:28,631 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 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 [2024-09-21 12:49:28,695 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-21 12:49:28,696 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:28,698 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:28,699 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:28,700 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:28,702 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:28,714 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-21 12:49:28,718 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:28,718 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:28,719 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:28,721 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:28,725 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:28,744 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:49:28,782 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 12:49:28,784 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:28,784 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:28,784 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:28,784 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:28,784 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:28,821 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 12:49:28,822 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:28,822 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:28,822 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:28,822 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:28,822 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:32,827 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-21 12:49:32,846 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-21 12:49:32,846 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:32,846 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:32,846 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:32,846 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:32,846 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:32,856 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-21 12:49:32,857 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:32,857 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:32,857 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:32,857 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:32,858 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:32,866 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:49:32,882 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-21 12:49:32,883 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:32,883 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:32,883 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:32,883 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:32,883 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:32,897 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-21 12:49:32,898 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:32,898 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:32,898 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:32,898 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:32,901 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:32,904 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:32,913 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:32,913 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:32,914 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:32,914 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:32,914 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:32,914 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:32,918 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:32,919 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:32,919 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:32,919 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:32,920 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:32,920 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:36,020 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:36,032 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:49:36,033 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:36,033 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:36,034 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:36,034 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:36,034 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:36,036 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:49:36,036 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:36,036 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:36,037 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:36,037 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:36,038 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:36,039 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:49:36,048 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:36,048 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:36,048 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:36,048 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:36,048 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:36,049 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:36,050 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:36,050 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:36,050 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:36,050 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:36,050 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:36,050 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:36,052 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:49:36,055 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-21 12:49:36,055 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@31f752b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:49:36, skipping insertion in model container [2024-09-21 12:49:36,056 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:49:36,057 INFO L158 Benchmark]: Toolchain (without parser) took 8283.79ms. Allocated memory is still 176.2MB. Free memory was 107.7MB in the beginning and 104.5MB in the end (delta: 3.2MB). Peak memory consumption was 1.3MB. Max. memory is 16.1GB. [2024-09-21 12:49:36,057 INFO L158 Benchmark]: Witness Parser took 0.09ms. Allocated memory is still 113.2MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:36,058 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 176.2MB. Free memory is still 152.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:36,058 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.99ms. Allocated memory is still 176.2MB. Free memory was 107.5MB in the beginning and 94.0MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 12:49:36,059 INFO L158 Benchmark]: Boogie Preprocessor took 49.15ms. Allocated memory is still 176.2MB. Free memory was 94.0MB in the beginning and 92.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:49:36,059 INFO L158 Benchmark]: RCFGBuilder took 472.33ms. Allocated memory is still 176.2MB. Free memory was 91.9MB in the beginning and 136.6MB in the end (delta: -44.8MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2024-09-21 12:49:36,060 INFO L158 Benchmark]: Referee took 7437.57ms. Allocated memory is still 176.2MB. Free memory was 136.6MB in the beginning and 104.5MB in the end (delta: 32.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-09-21 12:49:36,062 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether 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 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 entry of procedure main to loop head at line 35. 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 exit of procedure __VERIFIER_assert. 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 0.09ms. Allocated memory is still 113.2MB. Free memory is still 75.5MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 176.2MB. Free memory is still 152.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.99ms. Allocated memory is still 176.2MB. Free memory was 107.5MB in the beginning and 94.0MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.15ms. Allocated memory is still 176.2MB. Free memory was 94.0MB in the beginning and 92.1MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 472.33ms. Allocated memory is still 176.2MB. Free memory was 91.9MB in the beginning and 136.6MB in the end (delta: -44.8MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * Referee took 7437.57ms. Allocated memory is still 176.2MB. Free memory was 136.6MB in the beginning and 104.5MB in the end (delta: 32.1MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-21 12:49:36,087 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... ### Bit-precise run ### This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:49:38,107 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:49:38,187 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-21 12:49:38,192 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:49:38,193 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:49:38,218 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:49:38,220 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:49:38,221 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:49:38,221 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:49:38,223 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:49:38,223 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:49:38,223 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:49:38,224 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:49:38,226 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:49:38,227 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:49:38,227 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:49:38,227 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:49:38,227 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:49:38,228 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:49:38,228 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:49:38,228 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:49:38,233 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:49:38,233 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:49:38,233 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-21 12:49:38,233 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-21 12:49:38,234 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:49:38,234 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-21 12:49:38,234 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:49:38,234 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:49:38,235 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:49:38,235 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:49:38,235 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:49:38,235 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:49:38,236 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:49:38,236 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:49:38,236 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:49:38,236 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:49:38,237 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:49:38,237 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:49:38,237 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-21 12:49:38,237 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-21 12:49:38,239 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:49:38,239 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:49:38,239 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:49:38,239 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:49:38,240 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-21 12:49:38,240 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:49:38,538 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:49:38,553 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:49:38,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:49:38,556 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:49:38,558 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:49:38,560 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound20.yml/witness-2.1.yml [2024-09-21 12:49:38,608 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:49:38,608 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:49:38,608 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-21 12:49:40,080 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:49:40,243 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:49:40,243 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound20.c [2024-09-21 12:49:40,251 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/68223e092/41899fa1a7f448bf831e8b53f9f58740/FLAG63bbbe9dd [2024-09-21 12:49:40,268 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/68223e092/41899fa1a7f448bf831e8b53f9f58740 [2024-09-21 12:49:40,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:49:40,270 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:49:40,273 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:49:40,273 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:49:40,278 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:49:40,279 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 12:49:38" (1/2) ... [2024-09-21 12:49:40,279 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e380299 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:49:40, skipping insertion in model container [2024-09-21 12:49:40,280 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 12:49:38" (1/2) ... [2024-09-21 12:49:40,283 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4793ac9e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:49:40, skipping insertion in model container [2024-09-21 12:49:40,283 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:49:40" (2/2) ... [2024-09-21 12:49:40,284 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e380299 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:40, skipping insertion in model container [2024-09-21 12:49:40,284 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:49:40" (2/2) ... [2024-09-21 12:49:40,300 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:49:40,300 INFO L1541 ArrayList]: Loop invariant at [L35-L44] (((z <= 20) && (((((((__int128) z * x) + (((__int128) 18446744073709551615U * z) * y)) + ((unsigned __int128) 18446744073709551615U * x)) + 1) % ((unsigned __int128) 1 << 64)) == 0)) && (0 <= z)) [2024-09-21 12:49:40,300 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (cond != 0) [2024-09-21 12:49:40,300 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= cond), ensures (1 <= cond) [2024-09-21 12:49:40,319 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:49:40,468 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_valuebound20.c[524,537] [2024-09-21 12:49:40,491 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:49:40,501 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-21 12:49:40,538 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_valuebound20.c[524,537] Start Parsing Local [2024-09-21 12:49:40,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:49:40,574 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:49:40,575 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:40 WrapperNode [2024-09-21 12:49:40,575 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:49:40,577 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:49:40,577 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:49:40,577 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:49:40,589 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:40" (1/1) ... [2024-09-21 12:49:40,590 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:40" (1/1) ... [2024-09-21 12:49:40,597 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:40" (1/1) ... [2024-09-21 12:49:40,608 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 12:49:40,608 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:40" (1/1) ... [2024-09-21 12:49:40,612 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:40" (1/1) ... [2024-09-21 12:49:40,618 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:40" (1/1) ... [2024-09-21 12:49:40,622 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:40" (1/1) ... [2024-09-21 12:49:40,625 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:40" (1/1) ... [2024-09-21 12:49:40,625 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:40" (1/1) ... [2024-09-21 12:49:40,631 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:49:40,631 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:49:40,632 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:49:40,632 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:49:40,635 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:40" (1/1) ... [2024-09-21 12:49:40,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:49:40,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:49:40,662 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 12:49:40,666 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 12:49:40,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:49:40,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:49:40,717 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:49:40,718 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 12:49:40,718 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:49:40,718 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:49:40,718 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:49:40,718 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:49:40,718 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:49:40,719 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:49:40,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-21 12:49:40,719 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 12:49:40,719 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:49:40,719 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:49:40,719 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:49:40,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-21 12:49:40,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:49:40,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-21 12:49:40,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-21 12:49:40,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:49:40,807 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:49:40,811 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:49:41,512 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:49:41,531 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:49:41,552 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:49:41,553 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-21 12:49:41,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:49:41 BoogieIcfgContainer [2024-09-21 12:49:41,553 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:49:41,554 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:49:41,554 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:49:41,555 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:49:41,555 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 12:49:38" (1/4) ... [2024-09-21 12:49:41,555 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@96831ae and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:49:41, skipping insertion in model container [2024-09-21 12:49:41,555 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:49:40" (2/4) ... [2024-09-21 12:49:41,556 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@96831ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:49:41, skipping insertion in model container [2024-09-21 12:49:41,556 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:40" (3/4) ... [2024-09-21 12:49:41,556 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@96831ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:49:41, skipping insertion in model container [2024-09-21 12:49:41,556 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:49:41" (4/4) ... [2024-09-21 12:49:41,557 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_valuebound20.c [2024-09-21 12:49:41,561 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-21 12:49:41,561 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 12:49:41,562 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 12:49:41,562 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 12:49:41,562 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 12:49:41,563 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 12:49:41,563 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 12:49:41,563 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 12:49:41,563 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head [2024-09-21 12:49:41,604 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-21 12:49:41,606 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:41,607 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:41,607 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:41,608 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:41,610 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:41,619 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-21 12:49:41,623 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:41,623 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:41,624 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:41,624 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:41,628 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:41,646 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:49:41,677 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 12:49:41,679 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:41,679 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:41,680 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:41,680 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:41,680 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:41,716 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 12:49:41,720 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:41,720 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:41,721 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:41,721 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:41,721 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:45,821 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-21 12:49:45,866 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-21 12:49:45,869 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:45,869 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:45,870 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:45,870 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:45,870 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:45,879 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-21 12:49:45,883 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:45,883 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:45,884 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:45,884 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:45,884 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:45,890 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:49:45,909 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-21 12:49:45,909 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:45,910 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:45,910 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:45,910 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:45,910 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:45,927 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-21 12:49:45,928 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:45,928 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:45,928 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:45,928 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:45,929 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:45,931 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:45,945 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:45,945 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:45,945 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:45,945 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:45,946 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:45,946 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:45,949 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:45,950 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:45,950 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:45,950 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:45,950 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:45,951 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:45,953 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:45,965 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:49:45,966 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:45,966 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:45,966 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:45,966 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:45,967 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:45,969 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:49:45,970 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:45,970 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:45,970 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:45,970 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:45,970 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:45,973 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:49:45,981 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:45,981 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:45,982 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:45,982 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:45,982 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:45,982 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:45,983 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:45,983 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:45,983 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:45,983 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:45,984 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:45,984 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:45,987 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:49:45,992 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-21 12:49:45,993 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@96831ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:49:45, skipping insertion in model container [2024-09-21 12:49:45,993 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:49:45,995 INFO L158 Benchmark]: Toolchain (without parser) took 5724.69ms. Allocated memory is still 69.2MB. Free memory was 34.2MB in the beginning and 26.3MB in the end (delta: 7.9MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2024-09-21 12:49:45,996 INFO L158 Benchmark]: Witness Parser took 0.21ms. Allocated memory is still 52.4MB. Free memory is still 29.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:45,996 INFO L158 Benchmark]: CDTParser took 0.07ms. Allocated memory is still 52.4MB. Free memory was 27.4MB in the beginning and 27.3MB in the end (delta: 63.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:45,998 INFO L158 Benchmark]: CACSL2BoogieTranslator took 303.05ms. Allocated memory is still 69.2MB. Free memory was 34.0MB in the beginning and 36.1MB in the end (delta: -2.0MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. [2024-09-21 12:49:45,998 INFO L158 Benchmark]: Boogie Preprocessor took 54.24ms. Allocated memory is still 69.2MB. Free memory was 36.1MB in the beginning and 34.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:49:45,999 INFO L158 Benchmark]: RCFGBuilder took 921.79ms. Allocated memory is still 69.2MB. Free memory was 34.0MB in the beginning and 38.6MB in the end (delta: -4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-21 12:49:46,000 INFO L158 Benchmark]: Referee took 4439.89ms. Allocated memory is still 69.2MB. Free memory was 38.3MB in the beginning and 26.3MB in the end (delta: 11.9MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2024-09-21 12:49:46,003 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether 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 entry of procedure main 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. 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 35 to check that procedure precondition always holds at line 36. 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 entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.21ms. Allocated memory is still 52.4MB. Free memory is still 29.5MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.07ms. Allocated memory is still 52.4MB. Free memory was 27.4MB in the beginning and 27.3MB in the end (delta: 63.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 303.05ms. Allocated memory is still 69.2MB. Free memory was 34.0MB in the beginning and 36.1MB in the end (delta: -2.0MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.24ms. Allocated memory is still 69.2MB. Free memory was 36.1MB in the beginning and 34.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 921.79ms. Allocated memory is still 69.2MB. Free memory was 34.0MB in the beginning and 38.6MB in the end (delta: -4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Referee took 4439.89ms. Allocated memory is still 69.2MB. Free memory was 38.3MB in the beginning and 26.3MB in the end (delta: 11.9MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-21 12:49:46,047 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request...