This is Ultimate 0.2.4-tmp.dk.referee-eval-27b4987-m [2024-09-21 12:49:27,594 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-21 12:49:27,646 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-21 12:49:27,651 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-21 12:49:27,651 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-21 12:49:27,665 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-21 12:49:27,665 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-21 12:49:27,665 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-21 12:49:27,666 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-21 12:49:27,666 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-21 12:49:27,666 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-21 12:49:27,666 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-21 12:49:27,667 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-21 12:49:27,667 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-21 12:49:27,667 INFO L153 SettingsManager]: * Use SBE=true [2024-09-21 12:49:27,667 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-21 12:49:27,668 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-21 12:49:27,668 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-21 12:49:27,668 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-21 12:49:27,668 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-21 12:49:27,668 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-21 12:49:27,670 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-21 12:49:27,670 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-21 12:49:27,670 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-21 12:49:27,671 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-21 12:49:27,671 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-21 12:49:27,671 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-21 12:49:27,671 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-21 12:49:27,671 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-21 12:49:27,672 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-21 12:49:27,672 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-21 12:49:27,672 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-21 12:49:27,672 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-21 12:49:27,672 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:49:27,673 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-21 12:49:27,673 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-21 12:49:27,673 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-21 12:49:27,674 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-21 12:49:27,674 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-21 12:49:27,674 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-21 12:49:27,674 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-21 12:49:27,676 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-21 12:49:27,676 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-21 12:49:27,676 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-21 12:49:27,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-21 12:49:27,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-21 12:49:27,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-21 12:49:27,934 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-21 12:49:27,935 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-21 12:49:27,936 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo2-ll_valuebound5.yml/witness-2.1.yml [2024-09-21 12:49:27,972 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-21 12:49:27,972 INFO L274 PluginConnector]: CDTParser initialized [2024-09-21 12:49:27,973 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound5.c [2024-09-21 12:49:29,267 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-21 12:49:29,470 INFO L384 CDTParser]: Found 1 translation units. [2024-09-21 12:49:29,470 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo2-ll_valuebound5.c [2024-09-21 12:49:29,478 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/a003c13bd/af3a552985954ef88a61e08d750aff0c/FLAGb0c372e54 [2024-09-21 12:49:29,816 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/a003c13bd/af3a552985954ef88a61e08d750aff0c [2024-09-21 12:49:29,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-21 12:49:29,818 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-21 12:49:29,820 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-21 12:49:29,820 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-21 12:49:29,824 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-21 12:49:29,824 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 12:49:27" (1/2) ... [2024-09-21 12:49:29,825 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@187c303d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:49:29, skipping insertion in model container [2024-09-21 12:49:29,825 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 12:49:27" (1/2) ... [2024-09-21 12:49:29,826 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@212c8c9e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 21.09 12:49:29, skipping insertion in model container [2024-09-21 12:49:29,826 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:49:29" (2/2) ... [2024-09-21 12:49:29,826 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@187c303d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:29, skipping insertion in model container [2024-09-21 12:49:29,826 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 12:49:29" (2/2) ... [2024-09-21 12:49:29,831 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-21 12:49:29,831 INFO L1541 ArrayList]: Loop invariant at [L35-L44] ((x + ((__int128) z * y)) == (((__int128) z * x) + 1)) [2024-09-21 12:49:29,832 INFO L1541 ArrayList]: Function contract at [L14]: requires (1 <= cond), ensures (1 <= cond) [2024-09-21 12:49:29,846 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-21 12:49:29,965 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_valuebound5.c[525,538] [2024-09-21 12:49:29,985 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:49:29,993 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-21 12:49:30,026 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_valuebound5.c[525,538] Start Parsing Local [2024-09-21 12:49:30,033 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-21 12:49:30,044 INFO L204 MainTranslator]: Completed translation [2024-09-21 12:49:30,044 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:30 WrapperNode [2024-09-21 12:49:30,044 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-21 12:49:30,045 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-21 12:49:30,045 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-21 12:49:30,045 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-21 12:49:30,055 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:30" (1/1) ... [2024-09-21 12:49:30,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:30" (1/1) ... [2024-09-21 12:49:30,060 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:30" (1/1) ... [2024-09-21 12:49:30,066 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 [2024-09-21 12:49:30,069 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:30" (1/1) ... [2024-09-21 12:49:30,069 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:30" (1/1) ... [2024-09-21 12:49:30,072 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:30" (1/1) ... [2024-09-21 12:49:30,076 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:30" (1/1) ... [2024-09-21 12:49:30,077 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:30" (1/1) ... [2024-09-21 12:49:30,081 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:30" (1/1) ... [2024-09-21 12:49:30,082 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-21 12:49:30,083 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-21 12:49:30,083 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-21 12:49:30,083 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-21 12:49:30,084 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:30" (1/1) ... [2024-09-21 12:49:30,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-21 12:49:30,096 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-21 12:49:30,111 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 12:49:30,113 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 12:49:30,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-21 12:49:30,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-21 12:49:30,150 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-21 12:49:30,150 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-21 12:49:30,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-21 12:49:30,151 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-21 12:49:30,151 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-21 12:49:30,152 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-21 12:49:30,152 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-21 12:49:30,152 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-21 12:49:30,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-21 12:49:30,152 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-21 12:49:30,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-21 12:49:30,152 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-21 12:49:30,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-21 12:49:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-21 12:49:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-21 12:49:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-21 12:49:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-21 12:49:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-21 12:49:30,206 INFO L242 CfgBuilder]: Building ICFG [2024-09-21 12:49:30,209 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-21 12:49:30,309 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-21 12:49:30,319 INFO L291 CfgBuilder]: Performing block encoding [2024-09-21 12:49:30,346 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-21 12:49:30,348 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-21 12:49:30,348 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:49:30 BoogieIcfgContainer [2024-09-21 12:49:30,348 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-21 12:49:30,349 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-21 12:49:30,349 INFO L270 PluginConnector]: Initializing Referee... [2024-09-21 12:49:30,350 INFO L274 PluginConnector]: Referee initialized [2024-09-21 12:49:30,350 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 12:49:27" (1/4) ... [2024-09-21 12:49:30,351 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@78151db0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 21.09 12:49:30, skipping insertion in model container [2024-09-21 12:49:30,351 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 21.09 12:49:29" (2/4) ... [2024-09-21 12:49:30,351 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@78151db0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:49:30, skipping insertion in model container [2024-09-21 12:49:30,352 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 12:49:30" (3/4) ... [2024-09-21 12:49:30,352 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@78151db0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 21.09 12:49:30, skipping insertion in model container [2024-09-21 12:49:30,352 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 12:49:30" (4/4) ... [2024-09-21 12:49:30,353 INFO L79 RefereeObserver]: Analyzing ICFG geo2-ll_valuebound5.c [2024-09-21 12:49:30,356 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-21 12:49:30,357 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 12:49:30,358 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 12:49:30,359 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 12:49:30,359 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 12:49:30,359 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 12:49:30,360 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 12:49:30,360 INFO L131 InvariantChecker]: Will check 2 loop-free subgraphs from procedure entry to error location, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head [2024-09-21 12:49:30,407 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-21 12:49:30,410 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:30,410 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:30,411 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:30,412 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:30,413 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,433 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-21 12:49:30,434 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,435 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:30,435 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:30,436 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:30,436 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:30,453 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:49:30,471 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-21 12:49:30,471 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:30,471 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:30,471 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:30,471 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:30,472 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,480 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-21 12:49:30,483 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,484 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:30,484 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:30,484 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:30,484 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:30,489 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-21 12:49:30,497 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-21 12:49:30,500 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:30,500 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:30,500 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:30,500 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:30,500 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,506 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-21 12:49:30,506 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,506 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:30,506 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:30,506 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:30,509 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:30,511 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:30,520 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:30,520 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:30,520 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:30,520 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:30,520 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:30,521 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,522 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:30,522 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,522 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:30,523 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:30,523 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:30,523 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:30,524 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-21 12:49:30,533 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-21 12:49:30,534 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:30,534 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:30,534 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:30,534 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:30,534 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,536 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-21 12:49:30,536 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,536 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:30,536 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:30,537 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:30,537 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:30,539 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-21 12:49:30,545 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-21 12:49:30,545 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-21 12:49:30,545 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-21 12:49:30,545 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-21 12:49:30,546 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-21 12:49:30,546 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,547 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-21 12:49:30,547 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-21 12:49:30,547 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-21 12:49:30,547 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-21 12:49:30,548 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-21 12:49:30,548 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-21 12:49:30,549 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-21 12:49:30,555 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-09-21 12:49:30,555 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@78151db0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 21.09 12:49:30, skipping insertion in model container [2024-09-21 12:49:30,556 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-21 12:49:30,557 INFO L158 Benchmark]: Toolchain (without parser) took 738.17ms. Allocated memory is still 169.9MB. Free memory was 138.1MB in the beginning and 90.9MB in the end (delta: 47.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2024-09-21 12:49:30,557 INFO L158 Benchmark]: Witness Parser took 0.20ms. Allocated memory is still 169.9MB. Free memory is still 141.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:30,557 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 169.9MB. Free memory was 139.9MB in the beginning and 139.7MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-21 12:49:30,558 INFO L158 Benchmark]: CACSL2BoogieTranslator took 224.64ms. Allocated memory is still 169.9MB. Free memory was 138.1MB in the beginning and 125.1MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 12:49:30,558 INFO L158 Benchmark]: Boogie Preprocessor took 37.82ms. Allocated memory is still 169.9MB. Free memory was 125.1MB in the beginning and 123.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-21 12:49:30,559 INFO L158 Benchmark]: RCFGBuilder took 265.37ms. Allocated memory is still 169.9MB. Free memory was 123.0MB in the beginning and 110.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-21 12:49:30,559 INFO L158 Benchmark]: Referee took 206.43ms. Allocated memory is still 169.9MB. Free memory was 110.4MB in the beginning and 90.9MB in the end (delta: 19.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-09-21 12:49:30,562 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 16. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. 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 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 exit of procedure __VERIFIER_assert. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.20ms. Allocated memory is still 169.9MB. Free memory is still 141.9MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.12ms. Allocated memory is still 169.9MB. Free memory was 139.9MB in the beginning and 139.7MB in the end (delta: 167.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 224.64ms. Allocated memory is still 169.9MB. Free memory was 138.1MB in the beginning and 125.1MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.82ms. Allocated memory is still 169.9MB. Free memory was 125.1MB in the beginning and 123.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 265.37ms. Allocated memory is still 169.9MB. Free memory was 123.0MB in the beginning and 110.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Referee took 206.43ms. Allocated memory is still 169.9MB. Free memory was 110.4MB in the beginning and 90.9MB in the end (delta: 19.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-09-21 12:49:30,587 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...