This is Ultimate 0.2.4-tmp.dk.referee-eval-fb1cb0b-m [2024-09-25 11:47:44,232 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 11:47:44,286 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 11:47:44,291 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 11:47:44,292 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 11:47:44,309 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 11:47:44,309 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 11:47:44,310 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 11:47:44,310 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 11:47:44,311 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 11:47:44,311 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 11:47:44,311 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 11:47:44,312 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 11:47:44,312 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 11:47:44,312 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 11:47:44,312 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 11:47:44,313 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 11:47:44,313 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 11:47:44,313 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 11:47:44,314 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 11:47:44,314 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 11:47:44,317 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 11:47:44,317 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 11:47:44,318 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 11:47:44,318 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 11:47:44,318 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 11:47:44,318 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 11:47:44,318 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 11:47:44,319 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 11:47:44,319 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 11:47:44,319 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 11:47:44,319 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 11:47:44,319 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 11:47:44,320 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:47:44,320 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 11:47:44,320 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 11:47:44,321 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 11:47:44,322 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 11:47:44,322 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 11:47:44,322 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 11:47:44,323 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 11:47:44,323 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 11:47:44,323 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 11:47:44,323 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 11:47:44,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 11:47:44,529 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 11:47:44,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 11:47:44,533 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 11:47:44,533 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 11:47:44,535 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound50.yml/witness-2.1.yml [2024-09-25 11:47:44,575 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 11:47:44,576 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 11:47:44,577 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound50.c [2024-09-25 11:47:45,813 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 11:47:45,959 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 11:47:45,961 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound50.c [2024-09-25 11:47:45,970 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/3cd99139f/daabeb56613447deb5da55e0dfbe0c6a/FLAG35f06e5d5 [2024-09-25 11:47:45,980 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/3cd99139f/daabeb56613447deb5da55e0dfbe0c6a [2024-09-25 11:47:45,980 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 11:47:45,981 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 11:47:45,982 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 11:47:45,982 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 11:47:45,986 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 11:47:45,987 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:47:44" (1/2) ... [2024-09-25 11:47:45,988 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dffc457 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:47:45, skipping insertion in model container [2024-09-25 11:47:45,989 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:47:44" (1/2) ... [2024-09-25 11:47:45,990 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5778f3d4 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:47:45, skipping insertion in model container [2024-09-25 11:47:45,990 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:47:45" (2/2) ... [2024-09-25 11:47:45,990 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dffc457 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:45, skipping insertion in model container [2024-09-25 11:47:45,990 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:47:45" (2/2) ... [2024-09-25 11:47:45,998 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 11:47:45,998 INFO L1541 ArrayList]: Loop invariant at [L36-L46] (((1 <= z) && (((((((__int128) z * x) + ((unsigned __int128) 18446744073709551615U * x)) + ((unsigned __int128) 18446744073709551615U * y)) + 1) % ((unsigned __int128) 1 << 64)) == 0)) && (z <= 50)) [2024-09-25 11:47:45,998 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= cond), ensures (1 <= cond) [2024-09-25 11:47:45,998 INFO L1541 ArrayList]: Function contract at [L12]: requires null, ensures (cond != 0) [2024-09-25 11:47:46,011 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 11:47:46,122 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/geo1-ll_valuebound50.c[545,558] [2024-09-25 11:47:46,137 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:47:46,144 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-25 11:47:46,185 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/geo1-ll_valuebound50.c[545,558] Start Parsing Local [2024-09-25 11:47:46,191 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:47:46,202 INFO L204 MainTranslator]: Completed translation [2024-09-25 11:47:46,202 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:46 WrapperNode [2024-09-25 11:47:46,202 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 11:47:46,203 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 11:47:46,203 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 11:47:46,203 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 11:47:46,212 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:46" (1/1) ... [2024-09-25 11:47:46,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:46" (1/1) ... [2024-09-25 11:47:46,221 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:46" (1/1) ... [2024-09-25 11:47:46,239 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 [2024-09-25 11:47:46,240 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:46" (1/1) ... [2024-09-25 11:47:46,240 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:46" (1/1) ... [2024-09-25 11:47:46,242 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:46" (1/1) ... [2024-09-25 11:47:46,244 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:46" (1/1) ... [2024-09-25 11:47:46,245 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:46" (1/1) ... [2024-09-25 11:47:46,248 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:46" (1/1) ... [2024-09-25 11:47:46,253 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 11:47:46,254 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 11:47:46,254 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 11:47:46,254 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 11:47:46,255 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:46" (1/1) ... [2024-09-25 11:47:46,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:47:46,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 11:47:46,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-25 11:47:46,281 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-25 11:47:46,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 11:47:46,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 11:47:46,314 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 11:47:46,315 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 11:47:46,315 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 11:47:46,316 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 11:47:46,316 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 11:47:46,316 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 11:47:46,316 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 11:47:46,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 11:47:46,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 11:47:46,316 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 11:47:46,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 11:47:46,316 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 11:47:46,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 11:47:46,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 11:47:46,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 11:47:46,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 11:47:46,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 11:47:46,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 11:47:46,371 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 11:47:46,374 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 11:47:46,522 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 11:47:46,532 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 11:47:46,557 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 11:47:46,559 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 11:47:46,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:47:46 BoogieIcfgContainer [2024-09-25 11:47:46,559 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 11:47:46,560 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 11:47:46,560 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 11:47:46,560 INFO L274 PluginConnector]: Referee initialized [2024-09-25 11:47:46,561 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:47:44" (1/4) ... [2024-09-25 11:47:46,562 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@618a6b49 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 11:47:46, skipping insertion in model container [2024-09-25 11:47:46,562 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 11:47:45" (2/4) ... [2024-09-25 11:47:46,562 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@618a6b49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:47:46, skipping insertion in model container [2024-09-25 11:47:46,562 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:46" (3/4) ... [2024-09-25 11:47:46,563 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@618a6b49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:47:46, skipping insertion in model container [2024-09-25 11:47:46,563 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:47:46" (4/4) ... [2024-09-25 11:47:46,564 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_valuebound50.c [2024-09-25 11:47:46,567 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 11:47:46,568 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 11:47:46,568 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-25 11:47:46,568 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-25 11:47:46,568 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-25 11:47:46,568 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 11:47:46,568 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 11:47:46,569 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 11:47:46,569 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-25 11:47:46,614 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 11:47:46,615 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:46,615 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:46,616 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:46,616 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:46,618 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:46,624 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 11:47:46,624 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:46,625 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:46,625 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:46,625 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:46,628 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:46,640 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:47:46,657 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-25 11:47:46,657 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:46,658 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:46,658 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:46,658 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:46,658 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:46,681 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-25 11:47:46,682 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:46,682 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:46,682 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:46,682 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:46,688 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:46,694 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:47:46,708 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 11:47:46,708 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:46,708 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:46,708 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:46,708 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:46,708 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:46,723 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 11:47:46,724 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:46,724 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:46,724 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:46,724 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:46,724 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:50,740 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:47:50,760 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-25 11:47:50,761 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:50,762 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:50,763 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:50,763 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:50,763 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:50,785 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-25 11:47:50,786 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:50,786 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:50,786 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:50,787 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:50,787 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:50,792 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 11:47:50,805 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:47:50,805 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:50,805 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:50,806 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:50,806 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:50,806 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:50,811 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:47:50,815 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:50,815 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:50,815 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:50,815 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:50,815 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:54,783 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:47:54,798 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 11:47:54,798 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:54,798 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:54,798 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:54,799 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:54,799 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:54,802 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 11:47:54,802 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:54,802 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:54,802 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:54,802 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:54,803 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:54,804 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:47:54,811 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:47:54,811 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:54,811 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:54,812 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:54,812 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:54,812 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:54,813 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:47:54,813 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:54,813 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:54,813 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:54,813 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:54,813 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:54,815 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 11:47:54,819 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-25 11:47:54,819 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@618a6b49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 11:47:54, skipping insertion in model container [2024-09-25 11:47:54,820 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 11:47:54,821 INFO L158 Benchmark]: Toolchain (without parser) took 8839.11ms. Allocated memory was 167.8MB in the beginning and 226.5MB in the end (delta: 58.7MB). Free memory was 94.4MB in the beginning and 149.9MB in the end (delta: -55.5MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2024-09-25 11:47:54,821 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 167.8MB. Free memory was 120.8MB in the beginning and 120.5MB in the end (delta: 243.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:47:54,821 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 167.8MB. Free memory is still 118.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:47:54,822 INFO L158 Benchmark]: CACSL2BoogieTranslator took 220.21ms. Allocated memory is still 167.8MB. Free memory was 94.2MB in the beginning and 135.6MB in the end (delta: -41.4MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2024-09-25 11:47:54,822 INFO L158 Benchmark]: Boogie Preprocessor took 50.68ms. Allocated memory was 167.8MB in the beginning and 226.5MB in the end (delta: 58.7MB). Free memory was 135.6MB in the beginning and 197.1MB in the end (delta: -61.5MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2024-09-25 11:47:54,823 INFO L158 Benchmark]: RCFGBuilder took 305.21ms. Allocated memory is still 226.5MB. Free memory was 197.1MB in the beginning and 182.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 11:47:54,823 INFO L158 Benchmark]: Referee took 8259.90ms. Allocated memory is still 226.5MB. Free memory was 182.4MB in the beginning and 149.9MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-09-25 11:47:54,827 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 36 to loop head 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 entry of procedure main to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 50. 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 17. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.19ms. Allocated memory is still 167.8MB. Free memory was 120.8MB in the beginning and 120.5MB in the end (delta: 243.4kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 167.8MB. Free memory is still 118.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 220.21ms. Allocated memory is still 167.8MB. Free memory was 94.2MB in the beginning and 135.6MB in the end (delta: -41.4MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.68ms. Allocated memory was 167.8MB in the beginning and 226.5MB in the end (delta: 58.7MB). Free memory was 135.6MB in the beginning and 197.1MB in the end (delta: -61.5MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * RCFGBuilder took 305.21ms. Allocated memory is still 226.5MB. Free memory was 197.1MB in the beginning and 182.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 8259.90ms. Allocated memory is still 226.5MB. Free memory was 182.4MB in the beginning and 149.9MB in the end (delta: 32.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-25 11:47:54,851 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... ### Bit-precise run ### This is Ultimate 0.2.4-tmp.dk.referee-eval-fb1cb0b-m [2024-09-25 11:47:56,582 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 11:47:56,635 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-25 11:47:56,639 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 11:47:56,639 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 11:47:56,669 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 11:47:56,669 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 11:47:56,669 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 11:47:56,670 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 11:47:56,670 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 11:47:56,673 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 11:47:56,673 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 11:47:56,674 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 11:47:56,674 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 11:47:56,674 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 11:47:56,674 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 11:47:56,675 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 11:47:56,675 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 11:47:56,676 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 11:47:56,676 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 11:47:56,676 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 11:47:56,676 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 11:47:56,676 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 11:47:56,677 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-25 11:47:56,677 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-25 11:47:56,677 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 11:47:56,677 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-25 11:47:56,677 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 11:47:56,677 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 11:47:56,678 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 11:47:56,678 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 11:47:56,678 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 11:47:56,678 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 11:47:56,678 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 11:47:56,678 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 11:47:56,679 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:47:56,679 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 11:47:56,679 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 11:47:56,679 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 11:47:56,679 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-25 11:47:56,679 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-25 11:47:56,683 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 11:47:56,683 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 11:47:56,683 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 11:47:56,683 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 11:47:56,683 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-25 11:47:56,683 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 11:47:56,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 11:47:56,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 11:47:56,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 11:47:56,933 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 11:47:56,934 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 11:47:56,936 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_valuebound50.yml/witness-2.1.yml [2024-09-25 11:47:56,976 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 11:47:56,976 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 11:47:56,976 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound50.c [2024-09-25 11:47:58,215 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 11:47:58,349 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 11:47:58,351 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_valuebound50.c [2024-09-25 11:47:58,357 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/79692dbd0/0e48c9fc31c1456580da56e69397d484/FLAG8e35c6396 [2024-09-25 11:47:58,377 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/79692dbd0/0e48c9fc31c1456580da56e69397d484 [2024-09-25 11:47:58,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 11:47:58,378 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 11:47:58,379 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 11:47:58,380 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 11:47:58,383 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 11:47:58,384 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:47:56" (1/2) ... [2024-09-25 11:47:58,386 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d771b1e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:47:58, skipping insertion in model container [2024-09-25 11:47:58,386 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:47:56" (1/2) ... [2024-09-25 11:47:58,387 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5f7c8721 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:47:58, skipping insertion in model container [2024-09-25 11:47:58,390 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:47:58" (2/2) ... [2024-09-25 11:47:58,390 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d771b1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:58, skipping insertion in model container [2024-09-25 11:47:58,390 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:47:58" (2/2) ... [2024-09-25 11:47:58,395 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 11:47:58,396 INFO L1541 ArrayList]: Loop invariant at [L36-L46] (((1 <= z) && (((((((__int128) z * x) + ((unsigned __int128) 18446744073709551615U * x)) + ((unsigned __int128) 18446744073709551615U * y)) + 1) % ((unsigned __int128) 1 << 64)) == 0)) && (z <= 50)) [2024-09-25 11:47:58,396 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= cond), ensures (1 <= cond) [2024-09-25 11:47:58,396 INFO L1541 ArrayList]: Function contract at [L12]: requires null, ensures (cond != 0) [2024-09-25 11:47:58,412 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 11:47:58,541 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/geo1-ll_valuebound50.c[545,558] [2024-09-25 11:47:58,561 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:47:58,571 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-25 11:47:58,600 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/geo1-ll_valuebound50.c[545,558] Start Parsing Local [2024-09-25 11:47:58,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:47:58,630 INFO L204 MainTranslator]: Completed translation [2024-09-25 11:47:58,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:58 WrapperNode [2024-09-25 11:47:58,631 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 11:47:58,632 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 11:47:58,632 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 11:47:58,632 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 11:47:58,641 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:58" (1/1) ... [2024-09-25 11:47:58,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:58" (1/1) ... [2024-09-25 11:47:58,648 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:58" (1/1) ... [2024-09-25 11:47:58,657 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 [2024-09-25 11:47:58,658 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:58" (1/1) ... [2024-09-25 11:47:58,658 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:58" (1/1) ... [2024-09-25 11:47:58,665 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:58" (1/1) ... [2024-09-25 11:47:58,668 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:58" (1/1) ... [2024-09-25 11:47:58,669 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:58" (1/1) ... [2024-09-25 11:47:58,671 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:58" (1/1) ... [2024-09-25 11:47:58,673 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 11:47:58,673 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 11:47:58,673 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 11:47:58,674 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 11:47:58,674 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:58" (1/1) ... [2024-09-25 11:47:58,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:47:58,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 11:47:58,705 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-25 11:47:58,708 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-25 11:47:58,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 11:47:58,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 11:47:58,738 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 11:47:58,738 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 11:47:58,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 11:47:58,738 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 11:47:58,738 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 11:47:58,738 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 11:47:58,738 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 11:47:58,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 11:47:58,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 11:47:58,738 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 11:47:58,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 11:47:58,738 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 11:47:58,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 11:47:58,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-25 11:47:58,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 11:47:58,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-25 11:47:58,739 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-25 11:47:58,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 11:47:58,797 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 11:47:58,800 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 11:47:59,170 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 11:47:59,181 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 11:47:59,200 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 11:47:59,201 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 11:47:59,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:47:59 BoogieIcfgContainer [2024-09-25 11:47:59,201 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 11:47:59,201 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 11:47:59,201 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 11:47:59,202 INFO L274 PluginConnector]: Referee initialized [2024-09-25 11:47:59,202 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:47:56" (1/4) ... [2024-09-25 11:47:59,203 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@62584432 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 11:47:59, skipping insertion in model container [2024-09-25 11:47:59,203 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 11:47:58" (2/4) ... [2024-09-25 11:47:59,204 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@62584432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:47:59, skipping insertion in model container [2024-09-25 11:47:59,204 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:58" (3/4) ... [2024-09-25 11:47:59,204 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@62584432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:47:59, skipping insertion in model container [2024-09-25 11:47:59,204 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:47:59" (4/4) ... [2024-09-25 11:47:59,205 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_valuebound50.c [2024-09-25 11:47:59,214 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 11:47:59,215 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 11:47:59,215 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-25 11:47:59,215 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-25 11:47:59,215 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-25 11:47:59,216 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 11:47:59,216 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 11:47:59,216 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 11:47:59,216 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location [2024-09-25 11:47:59,250 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 11:47:59,251 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:59,251 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:59,252 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:59,252 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:59,254 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:59,259 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 11:47:59,262 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:59,262 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:59,263 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:59,263 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:59,266 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:59,278 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:47:59,298 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-25 11:47:59,299 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:59,299 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:59,299 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:59,299 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:59,299 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:59,314 INFO L101 BaseMinimizeStates]: Removed 16 edges and 5 locations by large block encoding [2024-09-25 11:47:59,314 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:59,314 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:59,314 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:59,314 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:59,318 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:03,347 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:48:03,370 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 11:48:03,370 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:03,370 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:03,370 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:03,370 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:03,370 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:03,380 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 11:48:03,380 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:03,380 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:03,381 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:03,381 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:03,381 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:07,431 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:48:07,467 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-25 11:48:07,467 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:07,467 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:07,467 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:07,468 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:07,468 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:07,477 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-25 11:48:07,479 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:07,479 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:07,480 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:07,480 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:07,480 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:07,490 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 11:48:07,496 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:48:07,497 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:07,497 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:07,497 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:07,497 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:07,497 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:07,499 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:48:07,499 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:07,500 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:07,500 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:07,500 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:07,500 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:07,501 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:48:07,510 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 11:48:07,510 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:07,510 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:07,510 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:07,511 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:07,511 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:07,512 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 11:48:07,514 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:07,514 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:07,514 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:07,514 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:07,515 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:07,516 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:48:07,523 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:48:07,523 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:07,523 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:07,523 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:07,523 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:07,523 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:07,524 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:48:07,524 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:07,525 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:07,525 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:07,525 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:07,525 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:07,528 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 11:48:07,530 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-25 11:48:07,530 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@62584432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 11:48:07, skipping insertion in model container [2024-09-25 11:48:07,530 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 11:48:07,533 INFO L158 Benchmark]: Toolchain (without parser) took 9152.93ms. Allocated memory is still 90.2MB. Free memory was 60.6MB in the beginning and 53.1MB in the end (delta: 7.5MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2024-09-25 11:48:07,537 INFO L158 Benchmark]: Witness Parser took 0.42ms. Allocated memory is still 60.8MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:48:07,537 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 60.8MB. Free memory is still 39.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:48:07,538 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.07ms. Allocated memory is still 90.2MB. Free memory was 60.3MB in the beginning and 46.6MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-25 11:48:07,538 INFO L158 Benchmark]: Boogie Preprocessor took 41.21ms. Allocated memory is still 90.2MB. Free memory was 46.3MB in the beginning and 44.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 11:48:07,538 INFO L158 Benchmark]: RCFGBuilder took 527.51ms. Allocated memory is still 90.2MB. Free memory was 44.2MB in the beginning and 55.3MB in the end (delta: -11.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-25 11:48:07,539 INFO L158 Benchmark]: Referee took 8329.14ms. Allocated memory is still 90.2MB. Free memory was 55.3MB in the beginning and 53.1MB in the end (delta: 2.2MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2024-09-25 11:48:07,540 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 36 to loop head at line 36. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 50. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 17. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.42ms. Allocated memory is still 60.8MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.14ms. Allocated memory is still 60.8MB. Free memory is still 39.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.07ms. Allocated memory is still 90.2MB. Free memory was 60.3MB in the beginning and 46.6MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.21ms. Allocated memory is still 90.2MB. Free memory was 46.3MB in the beginning and 44.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 527.51ms. Allocated memory is still 90.2MB. Free memory was 44.2MB in the beginning and 55.3MB in the end (delta: -11.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Referee took 8329.14ms. Allocated memory is still 90.2MB. Free memory was 55.3MB in the beginning and 53.1MB in the end (delta: 2.2MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-25 11:48:07,569 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...