./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-invgen/NetBSD_loop.i --full-output --witness-type correctness_witness --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/NetBSD_loop.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 Calling Ultimate with: /root/.sdkman/candidates/java/current/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/loop-invgen/NetBSD_loop.i ../results/automizer-verification-files/SV-COMP24_unreach-call/NetBSD_loop.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 --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-12 20:10:43,228 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-12 20:10:43,274 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-12 20:10:43,279 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-12 20:10:43,280 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-12 20:10:43,301 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-12 20:10:43,302 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-12 20:10:43,302 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-12 20:10:43,303 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-12 20:10:43,304 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-12 20:10:43,304 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-12 20:10:43,304 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-12 20:10:43,305 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-12 20:10:43,305 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-12 20:10:43,305 INFO L153 SettingsManager]: * Use SBE=true [2024-09-12 20:10:43,305 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-12 20:10:43,306 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-12 20:10:43,306 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-12 20:10:43,308 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-12 20:10:43,308 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-12 20:10:43,309 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-12 20:10:43,310 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-12 20:10:43,310 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-12 20:10:43,310 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-12 20:10:43,311 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-12 20:10:43,311 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-12 20:10:43,311 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-12 20:10:43,311 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-12 20:10:43,312 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-12 20:10:43,312 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-12 20:10:43,312 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-12 20:10:43,312 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-12 20:10:43,312 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 20:10:43,312 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-12 20:10:43,313 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-12 20:10:43,313 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-12 20:10:43,313 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-12 20:10:43,313 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-12 20:10:43,314 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-12 20:10:43,314 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-12 20:10:43,314 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-12 20:10:43,315 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-12 20:10:43,315 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2024-09-12 20:10:43,548 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-12 20:10:43,575 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-12 20:10:43,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-12 20:10:43,580 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-12 20:10:43,580 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-12 20:10:43,581 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/NetBSD_loop.yml/witness-2.1.yml [2024-09-12 20:10:43,638 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-12 20:10:43,638 INFO L274 PluginConnector]: CDTParser initialized [2024-09-12 20:10:43,639 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-invgen/NetBSD_loop.i [2024-09-12 20:10:45,013 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-12 20:10:45,201 INFO L384 CDTParser]: Found 1 translation units. [2024-09-12 20:10:45,203 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/NetBSD_loop.i [2024-09-12 20:10:45,212 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/e8e3d3eb7/3e960c2f5f014403821ae90fb1bceb0c/FLAGb4502b701 [2024-09-12 20:10:45,586 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/e8e3d3eb7/3e960c2f5f014403821ae90fb1bceb0c [2024-09-12 20:10:45,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-12 20:10:45,588 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-12 20:10:45,589 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-12 20:10:45,589 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-12 20:10:45,594 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-12 20:10:45,595 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:10:43" (1/2) ... [2024-09-12 20:10:45,596 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59094c71 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:10:45, skipping insertion in model container [2024-09-12 20:10:45,596 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:10:43" (1/2) ... [2024-09-12 20:10:45,598 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@32ca5960 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:10:45, skipping insertion in model container [2024-09-12 20:10:45,598 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 08:10:45" (2/2) ... [2024-09-12 20:10:45,598 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59094c71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:10:45, skipping insertion in model container [2024-09-12 20:10:45,599 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 08:10:45" (2/2) ... [2024-09-12 20:10:45,609 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-12 20:10:45,610 INFO L1541 ArrayList]: Loop invariant at [L38-L43] (((((0 <= (MAXPATHLEN + 2147483648)) && (MAXPATHLEN <= 2147483646)) && (glob2_pathlim_off <= MAXPATHLEN)) && (1 <= glob2_p_off)) || ((((1 <= MAXPATHLEN) && (glob2_p_off == 0)) && (MAXPATHLEN <= 2147483646)) && (glob2_pathlim_off <= MAXPATHLEN))) [2024-09-12 20:10:45,610 INFO L1541 ArrayList]: Function contract at [L17]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-12 20:10:45,628 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-12 20:10:45,764 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/NetBSD_loop.i[893,906] [2024-09-12 20:10:45,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 20:10:45,809 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-12 20:10:45,847 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-invgen/NetBSD_loop.i[893,906] Start Parsing Local [2024-09-12 20:10:45,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 20:10:45,875 INFO L204 MainTranslator]: Completed translation [2024-09-12 20:10:45,875 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:10:45 WrapperNode [2024-09-12 20:10:45,876 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-12 20:10:45,876 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-12 20:10:45,877 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-12 20:10:45,877 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-12 20:10:45,899 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:10:45" (1/1) ... [2024-09-12 20:10:45,899 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:10:45" (1/1) ... [2024-09-12 20:10:45,909 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:10:45" (1/1) ... [2024-09-12 20:10:45,926 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-12 20:10:45,927 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:10:45" (1/1) ... [2024-09-12 20:10:45,927 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:10:45" (1/1) ... [2024-09-12 20:10:45,932 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:10:45" (1/1) ... [2024-09-12 20:10:45,936 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:10:45" (1/1) ... [2024-09-12 20:10:45,937 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:10:45" (1/1) ... [2024-09-12 20:10:45,942 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:10:45" (1/1) ... [2024-09-12 20:10:45,944 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-12 20:10:45,945 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-12 20:10:45,945 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-12 20:10:45,945 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-12 20:10:45,946 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:10:45" (1/1) ... [2024-09-12 20:10:45,953 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 20:10:45,963 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-12 20:10:45,985 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) [2024-09-12 20:10:45,994 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 [2024-09-12 20:10:46,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-12 20:10:46,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-12 20:10:46,040 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-12 20:10:46,040 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-12 20:10:46,040 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-12 20:10:46,042 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-12 20:10:46,042 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-12 20:10:46,042 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-12 20:10:46,043 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-12 20:10:46,043 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-12 20:10:46,043 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-12 20:10:46,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-12 20:10:46,044 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-12 20:10:46,044 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-12 20:10:46,044 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-12 20:10:46,044 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-12 20:10:46,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-12 20:10:46,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-12 20:10:46,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-12 20:10:46,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-12 20:10:46,045 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-12 20:10:46,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-12 20:10:46,114 INFO L242 CfgBuilder]: Building ICFG [2024-09-12 20:10:46,118 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-12 20:10:46,288 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-12 20:10:46,321 INFO L? ?]: Removed 38 outVars from TransFormulas that were not future-live. [2024-09-12 20:10:46,322 INFO L291 CfgBuilder]: Performing block encoding [2024-09-12 20:10:46,347 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-12 20:10:46,351 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-12 20:10:46,351 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 08:10:46 BoogieIcfgContainer [2024-09-12 20:10:46,352 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-12 20:10:46,352 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-12 20:10:46,352 INFO L270 PluginConnector]: Initializing Referee... [2024-09-12 20:10:46,353 INFO L274 PluginConnector]: Referee initialized [2024-09-12 20:10:46,353 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 12.09 08:10:43" (1/4) ... [2024-09-12 20:10:46,353 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@51961e98 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 12.09 08:10:46, skipping insertion in model container [2024-09-12 20:10:46,354 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 12.09 08:10:45" (2/4) ... [2024-09-12 20:10:46,354 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@51961e98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 12.09 08:10:46, skipping insertion in model container [2024-09-12 20:10:46,354 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:10:45" (3/4) ... [2024-09-12 20:10:46,354 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@51961e98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 12.09 08:10:46, skipping insertion in model container [2024-09-12 20:10:46,354 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 08:10:46" (4/4) ... [2024-09-12 20:10:46,355 INFO L79 RefereeObserver]: Analyzing ICFG NetBSD_loop.i [2024-09-12 20:10:46,362 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-12 20:10:46,363 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr4ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 7 edges. [2024-09-12 20:10:46,363 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-8 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-12 20:10:46,363 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr8ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges. [2024-09-12 20:10:46,364 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-8 to ERROR_LOC mainErr13ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 7 edges. [2024-09-12 20:10:46,364 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr0ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 3 edges. [2024-09-12 20:10:46,364 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-8 to ERROR_LOC mainErr16ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 10 edges. [2024-09-12 20:10:46,364 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-8 to ERROR_LOC mainErr17ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges. [2024-09-12 20:10:46,364 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-8 to ERROR_LOC mainErr15ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 9 edges. [2024-09-12 20:10:46,364 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr1ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 4 edges. [2024-09-12 20:10:46,365 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr5ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 8 edges. [2024-09-12 20:10:46,365 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr2ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 5 edges. [2024-09-12 20:10:46,366 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr7ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 10 edges. [2024-09-12 20:10:46,366 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-8 to ERROR_LOC mainErr10ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 3 edges. [2024-09-12 20:10:46,366 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr6ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 9 edges. [2024-09-12 20:10:46,366 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-8 to ERROR_LOC mainErr12REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-12 20:10:46,366 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-12 20:10:46,367 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC mainErr3ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 6 edges. [2024-09-12 20:10:46,367 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-8 to ERROR_LOC mainErr11ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 4 edges. [2024-09-12 20:10:46,367 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L38-8 to ERROR_LOC mainErr14ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 8 edges. [2024-09-12 20:10:46,368 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-12 20:10:46,368 INFO L130 InvariantChecker]: Will check 9 loop-free subgraphs from loop head to error location, 11 loop-free subgraphs from procedure entry to error location [2024-09-12 20:10:46,415 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-12 20:10:46,418 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,418 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,418 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,419 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,421 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,435 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-12 20:10:46,436 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,436 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,436 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,437 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,437 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,456 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr4ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:46,475 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-12 20:10:46,475 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,476 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,476 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,476 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,476 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,477 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-12 20:10:46,478 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,478 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,478 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,478 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,479 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,494 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 11 edges [2024-09-12 20:10:46,494 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,494 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,494 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,495 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,495 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,517 INFO L101 BaseMinimizeStates]: Removed 20 edges and 10 locations by large block encoding [2024-09-12 20:10:46,517 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,517 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,517 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,517 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,517 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,519 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr8ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 20:10:46,531 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-12 20:10:46,533 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,533 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,533 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,533 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,534 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,543 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-12 20:10:46,543 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,543 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,543 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,544 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,544 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,546 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-8 to error location mainErr13ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:46,556 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:10:46,556 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,557 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,557 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,557 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,557 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,559 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:10:46,559 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,560 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,560 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,560 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,560 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,562 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr0ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:46,571 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-12 20:10:46,571 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,571 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,572 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,572 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,572 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,586 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-12 20:10:46,586 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,586 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,586 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,586 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,586 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,590 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-8 to error location mainErr16ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:46,598 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 11 edges [2024-09-12 20:10:46,598 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,599 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,599 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,599 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,599 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,608 INFO L101 BaseMinimizeStates]: Removed 20 edges and 10 locations by large block encoding [2024-09-12 20:10:46,608 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,608 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,608 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,608 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,608 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,618 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-12 20:10:46,618 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,619 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,619 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,619 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,619 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,628 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-12 20:10:46,628 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,628 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,628 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,628 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,628 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,631 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-8 to error location mainErr15ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:46,637 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-12 20:10:46,637 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,638 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,638 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,638 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,638 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,641 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-12 20:10:46,641 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,641 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,642 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,642 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,642 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,644 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr1ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:46,654 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-12 20:10:46,655 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,655 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,655 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,656 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,656 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,664 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-12 20:10:46,664 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,665 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,665 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,665 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,665 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,667 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr5ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:46,674 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-12 20:10:46,674 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,675 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,675 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,675 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,675 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,679 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-12 20:10:46,680 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,680 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,680 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,680 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,681 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,683 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr2ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:46,691 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-12 20:10:46,691 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,691 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,691 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,691 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,691 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,701 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-12 20:10:46,701 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,702 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,702 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,702 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,702 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,705 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr7ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:46,710 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:10:46,710 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,710 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,711 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,711 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,711 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,712 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:10:46,712 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,712 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,712 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,712 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,712 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,720 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-12 20:10:46,720 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,720 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,721 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,721 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,721 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,728 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-12 20:10:46,728 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,729 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,729 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,729 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,729 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,731 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr6ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:46,735 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-12 20:10:46,735 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,736 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,736 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,736 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,736 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,738 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-12 20:10:46,738 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,738 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,738 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,738 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,738 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,745 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-12 20:10:46,745 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,745 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,746 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,746 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,746 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,747 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-12 20:10:46,747 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,748 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,748 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,748 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,750 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,755 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-12 20:10:46,762 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-12 20:10:46,762 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,763 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,763 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,763 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,764 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,771 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-12 20:10:46,771 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,772 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,772 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,772 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,772 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,773 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location mainErr3ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:46,779 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-12 20:10:46,779 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,779 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,780 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,780 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,782 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,784 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-12 20:10:46,784 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,784 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,784 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,785 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,785 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,791 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-12 20:10:46,792 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,792 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,792 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,792 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,792 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,796 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-12 20:10:46,796 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,796 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,796 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,796 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,797 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,798 INFO L514 InvariantChecker]: The annotation(s) from loop head L38-8 to error location mainErr14ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:46,802 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:10:46,803 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:46,803 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:46,803 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:46,803 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:46,803 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,804 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:10:46,804 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:46,804 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:46,804 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:46,804 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:46,804 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:46,805 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-12 20:10:46,812 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-12 20:10:46,813 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@51961e98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 12.09 08:10:46, skipping insertion in model container [2024-09-12 20:10:46,813 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-12 20:10:46,814 INFO L158 Benchmark]: Toolchain (without parser) took 1225.64ms. Allocated memory was 167.8MB in the beginning and 222.3MB in the end (delta: 54.5MB). Free memory was 93.5MB in the beginning and 94.7MB in the end (delta: -1.2MB). Peak memory consumption was 55.0MB. Max. memory is 16.1GB. [2024-09-12 20:10:46,815 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 167.8MB. Free memory is still 120.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-12 20:10:46,815 INFO L158 Benchmark]: CDTParser took 1.20ms. Allocated memory is still 167.8MB. Free memory is still 139.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-12 20:10:46,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.50ms. Allocated memory is still 167.8MB. Free memory was 93.3MB in the beginning and 134.7MB in the end (delta: -41.4MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2024-09-12 20:10:46,816 INFO L158 Benchmark]: Boogie Preprocessor took 67.68ms. Allocated memory was 167.8MB in the beginning and 222.3MB in the end (delta: 54.5MB). Free memory was 134.7MB in the beginning and 192.2MB in the end (delta: -57.5MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2024-09-12 20:10:46,816 INFO L158 Benchmark]: RCFGBuilder took 406.92ms. Allocated memory is still 222.3MB. Free memory was 192.2MB in the beginning and 175.4MB in the end (delta: 16.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-12 20:10:46,817 INFO L158 Benchmark]: Referee took 460.86ms. Allocated memory is still 222.3MB. Free memory was 175.4MB in the beginning and 94.7MB in the end (delta: 80.7MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. [2024-09-12 20:10:46,818 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 38 to check that procedure precondition always holds at line 41. One counterexample starts in glob2_p_off=-1, glob2_pathlim_off=0 and ends in glob2_pathlim_off=0. Annotation is not valid for all loop-free paths from loop head at line 38 to check that invariant of correctness witness holds at line 38. One counterexample starts in glob2_p_off=0, glob2_pathlim_off=1, MAXPATHLEN=0 and ends in . Annotation is not valid for all loop-free paths from loop head at line 38 to check that integer overflow can never occur at line 40. One counterexample starts in glob2_p_off=0, glob2_pathlim_off=0, MAXPATHLEN=-2147483650 and ends in glob2_p_off=0, glob2_pathlim_off=0. Annotation is not valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 42. One counterexample starts in glob2_p_off=0, glob2_pathlim_off=0, MAXPATHLEN=-1 and ends in glob2_pathlim_off=0. Annotation is not valid for all loop-free paths from loop head at line 38 to check that integer overflow can never occur at line 42. One counterexample starts in glob2_p_off=0, glob2_pathlim_off=0, MAXPATHLEN=2147483647 and ends in glob2_p_off=0, glob2_pathlim_off=0. Annotation is valid for all loop-free paths from loop head at line 38 to check that integer overflow can never occur at line 40. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 35. Annotation is valid for all loop-free paths from entry of procedure main to check that invariant of correctness witness holds at line 38. Annotation is valid for all loop-free paths from loop head at line 38 to check that integer overflow can never occur at line 40. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 38. 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 38 to check that integer overflow can never occur at line 38. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 35. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 35. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 35. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 38. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 35. Annotation is valid for all loop-free paths from loop head at line 38 to check that integer overflow can never occur at line 38. 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 19. Annotation is valid for all loop-free paths from entry of procedure main to check that integer overflow can never occur at line 35. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.18ms. Allocated memory is still 167.8MB. Free memory is still 120.7MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 1.20ms. Allocated memory is still 167.8MB. Free memory is still 139.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.50ms. Allocated memory is still 167.8MB. Free memory was 93.3MB in the beginning and 134.7MB in the end (delta: -41.4MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.68ms. Allocated memory was 167.8MB in the beginning and 222.3MB in the end (delta: 54.5MB). Free memory was 134.7MB in the beginning and 192.2MB in the end (delta: -57.5MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. * RCFGBuilder took 406.92ms. Allocated memory is still 222.3MB. Free memory was 192.2MB in the beginning and 175.4MB in the end (delta: 16.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Referee took 460.86ms. Allocated memory is still 222.3MB. Free memory was 175.4MB in the beginning and 94.7MB in the end (delta: 80.7MB). Peak memory consumption was 79.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-12 20:10:46,848 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