./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_unwindbound2.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fb1cb0b9 Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_unwindbound2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-fb1cb0b-m [2024-09-25 11:47:42,975 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 11:47:43,043 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 11:47:43,047 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 11:47:43,048 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 11:47:43,080 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 11:47:43,080 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 11:47:43,081 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 11:47:43,082 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 11:47:43,083 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 11:47:43,083 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 11:47:43,084 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 11:47:43,084 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 11:47:43,086 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 11:47:43,087 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 11:47:43,087 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 11:47:43,087 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 11:47:43,088 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 11:47:43,088 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 11:47:43,088 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 11:47:43,089 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 11:47:43,092 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 11:47:43,093 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 11:47:43,093 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 11:47:43,093 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 11:47:43,094 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 11:47:43,094 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 11:47:43,094 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 11:47:43,095 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 11:47:43,095 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 11:47:43,095 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 11:47:43,095 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 11:47:43,095 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 11:47:43,096 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:47:43,096 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 11:47:43,096 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 11:47:43,096 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 11:47:43,097 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 11:47:43,097 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 11:47:43,097 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 11:47:43,098 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 11:47:43,098 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 11:47:43,099 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 11:47:43,099 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 11:47:43,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 11:47:43,388 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 11:47:43,391 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 11:47:43,393 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 11:47:43,393 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 11:47:43,394 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_unwindbound2.yml/witness-2.1.yml [2024-09-25 11:47:43,451 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 11:47:43,451 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 11:47:43,452 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c [2024-09-25 11:47:44,825 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 11:47:44,998 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 11:47:44,998 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c [2024-09-25 11:47:45,004 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/daece4e93/a2a664ea9ff549fe815d1ce8a319d0f6/FLAG069e28114 [2024-09-25 11:47:45,018 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/daece4e93/a2a664ea9ff549fe815d1ce8a319d0f6 [2024-09-25 11:47:45,019 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 11:47:45,020 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 11:47:45,021 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 11:47:45,022 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 11:47:45,025 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 11:47:45,026 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 11:47:43" (1/2) ... [2024-09-25 11:47:45,027 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39e4000e 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 11:47:45,027 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 11:47:43" (1/2) ... [2024-09-25 11:47:45,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@396ec3c9 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 11:47:45,028 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:47:45" (2/2) ... [2024-09-25 11:47:45,029 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39e4000e 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 11:47:45,029 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:47:45" (2/2) ... [2024-09-25 11:47:45,040 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 11:47:45,041 INFO L1541 ArrayList]: Loop invariant at [L35-L45] (((((((1 <= counter) && (1 <= z)) && (((long long) z * z) == y)) && (x == ((long long) z + 1))) || ((((2 <= counter) && (y == ((__int128) ((long long) z * z) * z))) && (1 <= z)) && (x == ((((long long) z * z) + z) + 1)))) || ((((z == y) && (x == 1)) && (counter == 0)) && (1 <= z))) && (\old(counter) == 0)) [2024-09-25 11:47:45,042 INFO L1541 ArrayList]: Function contract at [L23]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-25 11:47:45,042 INFO L1541 ArrayList]: Function contract at [L15]: requires (cond == 1), ensures ((counter == \old(counter)) && (cond == 1)) [2024-09-25 11:47:45,042 INFO L1541 ArrayList]: Function contract at [L12]: requires (counter == 0), ensures (((cond != 0) && (counter == \old(counter))) && (counter == 0)) [2024-09-25 11:47:45,059 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 11:47:45,208 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_unwindbound2.c[546,559] [2024-09-25 11:47:45,227 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:47:45,234 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-25 11:47:45,263 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_unwindbound2.c[546,559] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-25 11:47:45,276 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:47:45,291 INFO L204 MainTranslator]: Completed translation [2024-09-25 11:47:45,291 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:45 WrapperNode [2024-09-25 11:47:45,292 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 11:47:45,292 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 11:47:45,293 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 11:47:45,293 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 11:47:45,306 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:45" (1/1) ... [2024-09-25 11:47:45,306 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:45" (1/1) ... [2024-09-25 11:47:45,313 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:45" (1/1) ... [2024-09-25 11:47:45,322 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 11:47:45,322 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:45" (1/1) ... [2024-09-25 11:47:45,323 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:45" (1/1) ... [2024-09-25 11:47:45,326 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:45" (1/1) ... [2024-09-25 11:47:45,329 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:45" (1/1) ... [2024-09-25 11:47:45,331 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:45" (1/1) ... [2024-09-25 11:47:45,331 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:45" (1/1) ... [2024-09-25 11:47:45,333 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 11:47:45,334 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 11:47:45,338 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 11:47:45,338 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 11:47:45,339 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:45" (1/1) ... [2024-09-25 11:47:45,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:47:45,358 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 11:47:45,384 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 11:47:45,390 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 11:47:45,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 11:47:45,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 11:47:45,433 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 11:47:45,434 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 11:47:45,435 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 11:47:45,435 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 11:47:45,435 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 11:47:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 11:47:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 11:47:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 11:47:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 11:47:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 11:47:45,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 11:47:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 11:47:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 11:47:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 11:47:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 11:47:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 11:47:45,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 11:47:45,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 11:47:45,523 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 11:47:45,527 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 11:47:45,563 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 11:47:45,599 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 11:47:45,756 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 11:47:45,774 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 11:47:45,807 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 11:47:45,810 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 11:47:45,811 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:47:45 BoogieIcfgContainer [2024-09-25 11:47:45,811 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 11:47:45,812 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 11:47:45,812 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 11:47:45,813 INFO L274 PluginConnector]: Referee initialized [2024-09-25 11:47:45,813 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 11:47:43" (1/4) ... [2024-09-25 11:47:45,814 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1a36986b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 11:47:45, skipping insertion in model container [2024-09-25 11:47:45,814 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 11:47:45" (2/4) ... [2024-09-25 11:47:45,815 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1a36986b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:47:45, skipping insertion in model container [2024-09-25 11:47:45,816 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:45" (3/4) ... [2024-09-25 11:47:45,816 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1a36986b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:47:45, skipping insertion in model container [2024-09-25 11:47:45,816 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:47:45" (4/4) ... [2024-09-25 11:47:45,817 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_unwindbound2.c [2024-09-25 11:47:45,822 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 11:47:45,823 INFO L373 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 11:47:45,823 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr5ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 11 edges. [2024-09-25 11:47:45,823 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-25 11:47:45,824 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 11:47:45,824 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-25 11:47:45,824 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 11:47:45,824 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-25 11:47:45,825 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-25 11:47:45,825 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 11:47:45,825 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 11:47:45,825 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 11:47:45,826 INFO L131 InvariantChecker]: Will check 3 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, 6 loop-free subgraphs from procedure entry to error location [2024-09-25 11:47:45,896 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 11:47:45,897 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:45,897 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:45,898 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:45,899 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:45,901 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:45,914 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 11:47:45,915 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:45,915 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:45,916 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:45,919 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:45,923 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:45,941 INFO L520 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:47:45,978 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-25 11:47:45,978 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:45,980 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:45,981 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:45,981 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:45,981 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:46,064 INFO L101 BaseMinimizeStates]: Removed 26 edges and 8 locations by large block encoding [2024-09-25 11:47:46,065 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:46,065 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:46,066 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:46,066 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:46,067 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:46,069 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr5ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:47:46,090 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-25 11:47:46,090 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:46,090 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:46,090 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:46,091 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:46,091 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:46,092 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-25 11:47:46,093 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:46,093 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:46,093 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:46,093 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:46,093 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:46,096 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:47:46,113 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:47:46,116 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:46,116 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:46,117 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:46,117 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:46,117 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:46,119 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:47:46,120 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:46,120 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:46,120 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:46,121 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:46,121 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:46,124 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:47:46,146 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-25 11:47:46,146 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:46,146 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:46,147 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:46,147 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:46,147 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:46,186 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-25 11:47:46,190 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:46,190 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:46,191 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:46,191 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:46,202 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:50,211 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:47:50,240 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:47:50,242 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:50,242 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:50,242 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:50,242 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:50,242 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:50,244 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:47:50,244 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:50,244 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:50,244 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:50,244 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:50,245 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:50,247 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:47:50,267 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 11:47:50,267 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:50,267 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:50,268 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:50,268 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:50,268 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:50,280 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 11:47:50,280 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:50,280 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:50,281 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:50,281 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:50,281 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:50,286 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 11:47:50,299 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-25 11:47:50,300 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:50,300 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:50,300 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:50,300 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:50,300 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:50,320 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-25 11:47:50,320 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:50,320 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:50,320 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:50,320 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:50,321 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:54,331 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:47:54,347 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 11:47:54,347 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:54,348 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:54,348 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:54,348 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:54,348 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:54,350 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 11:47:54,350 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:54,350 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:54,350 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:54,352 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:54,352 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:54,355 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:47:54,365 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:47:54,365 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:54,365 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:54,365 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:54,366 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:54,367 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:54,367 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:47:54,368 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:54,368 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:54,368 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:54,368 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:54,369 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:54,374 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 11:47:54,383 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 11:47:54,383 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:54,384 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:54,384 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:54,384 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:54,384 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:54,409 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 11:47:54,409 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:54,409 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:54,410 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:54,410 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:54,410 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:58,417 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:47:58,423 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-25 11:47:58,424 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@1a36986b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 11:47:58, skipping insertion in model container [2024-09-25 11:47:58,424 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 11:47:58,425 INFO L158 Benchmark]: Toolchain (without parser) took 13404.67ms. Allocated memory was 146.8MB in the beginning and 197.1MB in the end (delta: 50.3MB). Free memory was 91.0MB in the beginning and 163.5MB in the end (delta: -72.5MB). Peak memory consumption was 45.6MB. Max. memory is 16.1GB. [2024-09-25 11:47:58,426 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 146.8MB. Free memory was 81.1MB in the beginning and 80.9MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:47:58,426 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 146.8MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:47:58,427 INFO L158 Benchmark]: CACSL2BoogieTranslator took 270.58ms. Allocated memory is still 146.8MB. Free memory was 91.0MB in the beginning and 77.0MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-25 11:47:58,427 INFO L158 Benchmark]: Boogie Preprocessor took 40.78ms. Allocated memory is still 146.8MB. Free memory was 77.0MB in the beginning and 74.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 11:47:58,428 INFO L158 Benchmark]: RCFGBuilder took 477.42ms. Allocated memory was 146.8MB in the beginning and 197.1MB in the end (delta: 50.3MB). Free memory was 74.9MB in the beginning and 159.3MB in the end (delta: -84.3MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2024-09-25 11:47:58,429 INFO L158 Benchmark]: Referee took 12612.11ms. Allocated memory is still 197.1MB. Free memory was 159.3MB in the beginning and 163.5MB in the end (delta: -4.2MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2024-09-25 11:47:58,432 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 49. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. 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 entry of procedure main to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 35 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 28. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.18ms. Allocated memory is still 146.8MB. Free memory was 81.1MB in the beginning and 80.9MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.18ms. Allocated memory is still 146.8MB. Free memory is still 78.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 270.58ms. Allocated memory is still 146.8MB. Free memory was 91.0MB in the beginning and 77.0MB in the end (delta: 13.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.78ms. Allocated memory is still 146.8MB. Free memory was 77.0MB in the beginning and 74.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 477.42ms. Allocated memory was 146.8MB in the beginning and 197.1MB in the end (delta: 50.3MB). Free memory was 74.9MB in the beginning and 159.3MB in the end (delta: -84.3MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. * Referee took 12612.11ms. Allocated memory is still 197.1MB. Free memory was 159.3MB in the beginning and 163.5MB in the end (delta: -4.2MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-25 11:47:58,456 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_unwindbound2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-fb1cb0b-m [2024-09-25 11:48:00,570 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 11:48:00,646 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-25 11:48:00,656 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 11:48:00,656 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 11:48:00,692 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 11:48:00,693 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 11:48:00,693 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 11:48:00,694 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 11:48:00,695 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 11:48:00,696 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 11:48:00,696 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 11:48:00,697 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 11:48:00,697 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 11:48:00,697 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 11:48:00,698 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 11:48:00,698 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 11:48:00,698 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 11:48:00,699 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 11:48:00,703 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 11:48:00,704 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 11:48:00,704 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 11:48:00,708 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 11:48:00,708 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-25 11:48:00,709 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-25 11:48:00,709 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 11:48:00,709 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-25 11:48:00,709 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 11:48:00,710 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 11:48:00,710 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 11:48:00,710 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 11:48:00,710 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 11:48:00,710 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 11:48:00,711 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 11:48:00,711 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 11:48:00,712 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:48:00,712 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 11:48:00,713 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 11:48:00,713 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 11:48:00,713 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-25 11:48:00,714 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-25 11:48:00,714 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 11:48:00,715 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 11:48:00,715 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 11:48:00,715 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 11:48:00,716 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-25 11:48:00,716 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 11:48:01,036 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 11:48:01,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 11:48:01,063 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 11:48:01,064 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 11:48:01,064 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 11:48:01,066 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/geo1-ll_unwindbound2.yml/witness-2.1.yml [2024-09-25 11:48:01,133 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 11:48:01,134 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 11:48:01,135 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c [2024-09-25 11:48:02,682 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 11:48:02,882 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 11:48:02,883 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/geo1-ll_unwindbound2.c [2024-09-25 11:48:02,890 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/68f3bc300/a255f9579165442095e60a5a22f0a116/FLAGd202479b1 [2024-09-25 11:48:02,909 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/68f3bc300/a255f9579165442095e60a5a22f0a116 [2024-09-25 11:48:02,909 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 11:48:02,911 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 11:48:02,912 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 11:48:02,912 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 11:48:02,917 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 11:48:02,917 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 11:48:01" (1/2) ... [2024-09-25 11:48:02,918 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@115977ff and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:48:02, skipping insertion in model container [2024-09-25 11:48:02,919 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 11:48:01" (1/2) ... [2024-09-25 11:48:02,922 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a1df933 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:48:02, skipping insertion in model container [2024-09-25 11:48:02,922 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:48:02" (2/2) ... [2024-09-25 11:48:02,923 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@115977ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:48:02, skipping insertion in model container [2024-09-25 11:48:02,923 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:48:02" (2/2) ... [2024-09-25 11:48:02,932 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 11:48:02,933 INFO L1541 ArrayList]: Loop invariant at [L35-L45] (((((((1 <= counter) && (1 <= z)) && (((long long) z * z) == y)) && (x == ((long long) z + 1))) || ((((2 <= counter) && (y == ((__int128) ((long long) z * z) * z))) && (1 <= z)) && (x == ((((long long) z * z) + z) + 1)))) || ((((z == y) && (x == 1)) && (counter == 0)) && (1 <= z))) && (\old(counter) == 0)) [2024-09-25 11:48:02,933 INFO L1541 ArrayList]: Function contract at [L15]: requires (cond == 1), ensures ((counter == \old(counter)) && (cond == 1)) [2024-09-25 11:48:02,933 INFO L1541 ArrayList]: Function contract at [L12]: requires (counter == 0), ensures (((cond != 0) && (counter == \old(counter))) && (counter == 0)) [2024-09-25 11:48:02,933 INFO L1541 ArrayList]: Function contract at [L23]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-25 11:48:02,961 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 11:48:03,123 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_unwindbound2.c[546,559] [2024-09-25 11:48:03,148 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:48:03,160 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-25 11:48:03,203 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_unwindbound2.c[546,559] Start Parsing Global Start Parsing Global Start Parsing Local [2024-09-25 11:48:03,225 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:48:03,244 INFO L204 MainTranslator]: Completed translation [2024-09-25 11:48:03,245 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:48:03 WrapperNode [2024-09-25 11:48:03,245 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 11:48:03,247 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 11:48:03,247 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 11:48:03,247 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 11:48:03,260 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:48:03" (1/1) ... [2024-09-25 11:48:03,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:48:03" (1/1) ... [2024-09-25 11:48:03,273 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:48:03" (1/1) ... [2024-09-25 11:48:03,291 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 11:48:03,292 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:48:03" (1/1) ... [2024-09-25 11:48:03,292 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:48:03" (1/1) ... [2024-09-25 11:48:03,303 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:48:03" (1/1) ... [2024-09-25 11:48:03,307 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:48:03" (1/1) ... [2024-09-25 11:48:03,312 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:48:03" (1/1) ... [2024-09-25 11:48:03,314 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:48:03" (1/1) ... [2024-09-25 11:48:03,316 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 11:48:03,318 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 11:48:03,318 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 11:48:03,319 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 11:48:03,320 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:48:03" (1/1) ... [2024-09-25 11:48:03,325 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:48:03,335 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 11:48:03,350 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 11:48:03,355 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 11:48:03,402 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 11:48:03,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 11:48:03,403 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 11:48:03,403 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 11:48:03,403 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 11:48:03,403 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 11:48:03,403 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 11:48:03,403 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 11:48:03,404 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 11:48:03,404 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 11:48:03,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-25 11:48:03,404 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 11:48:03,404 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 11:48:03,404 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 11:48:03,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 11:48:03,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-25 11:48:03,405 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 11:48:03,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-25 11:48:03,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-25 11:48:03,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 11:48:03,495 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 11:48:03,498 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 11:48:03,524 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 11:48:03,565 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 11:48:04,155 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 11:48:04,181 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 11:48:04,204 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 11:48:04,208 INFO L317 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-25 11:48:04,208 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:48:04 BoogieIcfgContainer [2024-09-25 11:48:04,209 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 11:48:04,209 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 11:48:04,209 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 11:48:04,210 INFO L274 PluginConnector]: Referee initialized [2024-09-25 11:48:04,210 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 11:48:01" (1/4) ... [2024-09-25 11:48:04,211 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@769ca3d6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 11:48:04, skipping insertion in model container [2024-09-25 11:48:04,211 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 11:48:02" (2/4) ... [2024-09-25 11:48:04,211 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@769ca3d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:48:04, skipping insertion in model container [2024-09-25 11:48:04,213 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:48:03" (3/4) ... [2024-09-25 11:48:04,213 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@769ca3d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:48:04, skipping insertion in model container [2024-09-25 11:48:04,213 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:48:04" (4/4) ... [2024-09-25 11:48:04,215 INFO L79 RefereeObserver]: Analyzing ICFG geo1-ll_unwindbound2.c [2024-09-25 11:48:04,219 INFO L113 InvariantChecker]: Found 1 loops. [2024-09-25 11:48:04,220 INFO L373 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 11:48:04,221 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr5ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 11 edges. [2024-09-25 11:48:04,221 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-25 11:48:04,221 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 11:48:04,222 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-25 11:48:04,222 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 11:48:04,222 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-25 11:48:04,222 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-25 11:48:04,223 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 11:48:04,223 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 11:48:04,223 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L35-4 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 11:48:04,223 INFO L131 InvariantChecker]: Will check 6 loop-free subgraphs from procedure entry to error location, 3 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 [2024-09-25 11:48:04,269 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 11:48:04,270 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:04,271 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:04,271 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:04,272 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:04,275 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:04,290 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 11:48:04,291 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:04,292 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:04,292 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:04,292 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:04,296 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:04,314 INFO L520 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:48:04,347 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-25 11:48:04,349 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:04,349 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:04,349 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:04,350 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:04,350 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:04,450 INFO L101 BaseMinimizeStates]: Removed 26 edges and 8 locations by large block encoding [2024-09-25 11:48:04,451 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:04,451 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:04,451 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:04,451 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:04,453 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:04,455 INFO L520 InvariantChecker]: The annotation(s) from loop head L35-4 to error location mainErr5ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:48:04,475 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-25 11:48:04,476 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:04,477 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:04,477 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:04,478 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:04,478 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:04,479 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-25 11:48:04,479 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:04,480 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:04,480 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:04,480 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:04,480 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:04,483 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:48:04,498 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:48:04,499 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:04,499 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:04,499 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:04,499 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:04,499 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:04,502 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:48:04,502 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:04,502 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:04,502 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:04,502 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:04,503 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:04,504 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:48:04,528 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-25 11:48:04,529 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:04,529 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:04,529 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:04,529 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:04,530 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:04,567 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-25 11:48:04,568 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:04,568 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:04,569 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:04,569 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:04,576 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:08,662 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:48:08,698 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:48:08,698 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:08,698 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:08,699 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:08,699 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:08,699 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:08,701 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:48:08,701 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:08,702 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:08,702 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:08,702 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:08,703 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:08,705 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:48:08,717 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 11:48:08,717 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:08,717 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:08,718 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:08,718 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:08,718 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:08,724 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 11:48:08,725 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:08,726 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:08,726 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:08,726 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:08,726 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:08,730 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 11:48:08,741 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-25 11:48:08,741 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:08,741 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:08,742 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:08,742 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:08,742 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:08,761 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-25 11:48:08,763 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:08,763 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:08,763 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:08,763 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:08,763 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:09,258 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 11:48:09,258 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:09,258 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:09,258 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:09,259 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:09,259 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:09,261 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 11:48:09,261 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:09,261 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:09,261 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:09,263 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:09,263 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:09,266 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:48:09,274 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:48:09,274 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:09,275 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:09,275 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:09,275 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:09,275 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:09,276 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:48:09,277 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:09,277 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:09,277 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:09,277 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:09,277 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:09,279 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 11:48:09,286 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 11:48:09,287 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:09,287 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:09,287 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:09,287 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:09,287 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:09,294 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 11:48:09,294 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:09,294 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:09,294 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:09,294 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:09,295 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:13,374 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:48:13,404 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-25 11:48:13,404 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@769ca3d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 11:48:13, skipping insertion in model container [2024-09-25 11:48:13,404 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 11:48:13,407 INFO L158 Benchmark]: Toolchain (without parser) took 10494.69ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 28.3MB in the beginning and 40.1MB in the end (delta: -11.8MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2024-09-25 11:48:13,409 INFO L158 Benchmark]: Witness Parser took 0.27ms. Allocated memory is still 50.3MB. Free memory is still 33.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:48:13,409 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 50.3MB. Free memory was 31.4MB in the beginning and 31.3MB in the end (delta: 63.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:48:13,410 INFO L158 Benchmark]: CACSL2BoogieTranslator took 333.95ms. Allocated memory is still 65.0MB. Free memory was 28.0MB in the beginning and 34.1MB in the end (delta: -6.0MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. [2024-09-25 11:48:13,410 INFO L158 Benchmark]: Boogie Preprocessor took 70.51ms. Allocated memory is still 65.0MB. Free memory was 34.1MB in the beginning and 31.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 11:48:13,412 INFO L158 Benchmark]: RCFGBuilder took 890.57ms. Allocated memory is still 65.0MB. Free memory was 31.7MB in the beginning and 34.7MB in the end (delta: -2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-25 11:48:13,412 INFO L158 Benchmark]: Referee took 9195.27ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 34.7MB in the beginning and 40.1MB in the end (delta: -5.4MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2024-09-25 11:48:13,415 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is not a valid proof of correctness. Annotation is not a valid proof of correctness. Annotation is not valid for all loop-free paths from loop head at line 35 to loop head at line 35. One counterexample starts in \old(counter)=0, c=9007199254478847, counter=1, k=-262146, x=882774628, y=779291042074989129, z=882774627 and ends in \old(counter)=0, c=9007199254478848, counter=2, k=-262146, x=779291042957763757, y=3094851825832047675, z=882774627. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 49. 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 17. Annotation is valid for all loop-free paths from loop head at line 35 to exit of procedure main. 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 main to check that procedure precondition always holds at line 28. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 28. 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 ULTIMATE.start to check that procedure precondition always holds at line -1. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.27ms. Allocated memory is still 50.3MB. Free memory is still 33.5MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.15ms. Allocated memory is still 50.3MB. Free memory was 31.4MB in the beginning and 31.3MB in the end (delta: 63.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 333.95ms. Allocated memory is still 65.0MB. Free memory was 28.0MB in the beginning and 34.1MB in the end (delta: -6.0MB). Peak memory consumption was 2.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.51ms. Allocated memory is still 65.0MB. Free memory was 34.1MB in the beginning and 31.7MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 890.57ms. Allocated memory is still 65.0MB. Free memory was 31.7MB in the beginning and 34.7MB in the end (delta: -2.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Referee took 9195.27ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 34.7MB in the beginning and 40.1MB in the end (delta: -5.4MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-09-25 11:48:13,464 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE