./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/as2013-hybrid.i --full-output --witness-type correctness_witness --cacsl2boogietranslator.check.absence.of.signed.integer.overflows true --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/as2013-hybrid.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-lit/as2013-hybrid.i ../results/automizer-verification-files/SV-COMP24_unreach-call/as2013-hybrid.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 20:10:54,177 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-12 20:10:54,255 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-12 20:10:54,262 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-12 20:10:54,262 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-12 20:10:54,299 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-12 20:10:54,300 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-12 20:10:54,300 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-12 20:10:54,301 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-12 20:10:54,302 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-12 20:10:54,302 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-12 20:10:54,303 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-12 20:10:54,303 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-12 20:10:54,305 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-12 20:10:54,305 INFO L153 SettingsManager]: * Use SBE=true [2024-09-12 20:10:54,306 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-12 20:10:54,306 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-12 20:10:54,306 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-12 20:10:54,307 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-12 20:10:54,307 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-12 20:10:54,307 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-12 20:10:54,310 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-12 20:10:54,310 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-12 20:10:54,311 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-12 20:10:54,311 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-12 20:10:54,311 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-12 20:10:54,312 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-12 20:10:54,312 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-12 20:10:54,312 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-12 20:10:54,312 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-12 20:10:54,313 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-12 20:10:54,313 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-12 20:10:54,314 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 20:10:54,314 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-12 20:10:54,315 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-12 20:10:54,315 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-12 20:10:54,315 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-12 20:10:54,316 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-12 20:10:54,316 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-12 20:10:54,316 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-12 20:10:54,316 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-12 20:10:54,317 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-12 20:10:54,317 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of signed integer overflows -> true [2024-09-12 20:10:54,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-12 20:10:54,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-12 20:10:54,589 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-12 20:10:54,590 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-12 20:10:54,590 INFO L274 PluginConnector]: CDTParser initialized [2024-09-12 20:10:54,592 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/as2013-hybrid.i [2024-09-12 20:10:55,993 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-12 20:10:56,195 INFO L384 CDTParser]: Found 1 translation units. [2024-09-12 20:10:56,196 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/as2013-hybrid.i [2024-09-12 20:10:56,203 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/a890e721e/bbeb4cf755fd482e8055b0b4fbb453d7/FLAGbb2266a31 [2024-09-12 20:10:56,573 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/a890e721e/bbeb4cf755fd482e8055b0b4fbb453d7 [2024-09-12 20:10:56,575 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-12 20:10:56,576 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-12 20:10:56,576 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/as2013-hybrid.yml/witness-2.1.yml [2024-09-12 20:10:56,629 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-12 20:10:56,630 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-12 20:10:56,633 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-12 20:10:56,633 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-12 20:10:56,638 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-12 20:10:56,638 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 08:10:56" (1/2) ... [2024-09-12 20:10:56,641 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cfb239c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:10:56, skipping insertion in model container [2024-09-12 20:10:56,641 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 08:10:56" (1/2) ... [2024-09-12 20:10:56,642 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@77e111f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 08:10:56, skipping insertion in model container [2024-09-12 20:10:56,642 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 08:10:56" (2/2) ... [2024-09-12 20:10:56,642 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cfb239c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:10:56, skipping insertion in model container [2024-09-12 20:10:56,643 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 08:10:56" (2/2) ... [2024-09-12 20:10:56,651 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-12 20:10:56,652 INFO L1541 ArrayList]: Loop invariant at [L16-L26] ((((2 <= i) && (i <= 9)) || (i == 0)) || ((i <= 2) && (1 <= i))) [2024-09-12 20:10:56,652 INFO L1541 ArrayList]: Loop invariant at [L19-L23] ((((2 <= i) && (i <= 10)) && (0 <= (j + 2147483648))) || ((0 <= (j + 2147483648)) && (i == 1))) [2024-09-12 20:10:56,652 INFO L1541 ArrayList]: Function contract at [L13]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-12 20:10:56,653 INFO L1541 ArrayList]: Function contract at [L14]: requires null, ensures 0 [2024-09-12 20:10:56,669 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-12 20:10:56,812 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-lit/as2013-hybrid.i[802,815] [2024-09-12 20:10:56,825 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 20:10:56,833 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-12 20:10:56,863 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-lit/as2013-hybrid.i[802,815] Start Parsing Global Start Parsing Local Start Parsing Local [2024-09-12 20:10:56,869 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 20:10:56,884 INFO L204 MainTranslator]: Completed translation [2024-09-12 20:10:56,884 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:10:56 WrapperNode [2024-09-12 20:10:56,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-12 20:10:56,885 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-12 20:10:56,885 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-12 20:10:56,885 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-12 20:10:56,894 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:10:56" (1/1) ... [2024-09-12 20:10:56,894 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:10:56" (1/1) ... [2024-09-12 20:10:56,900 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:10:56" (1/1) ... [2024-09-12 20:10:56,907 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 20:10:56,908 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:10:56" (1/1) ... [2024-09-12 20:10:56,908 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:10:56" (1/1) ... [2024-09-12 20:10:56,911 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:10:56" (1/1) ... [2024-09-12 20:10:56,914 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:10:56" (1/1) ... [2024-09-12 20:10:56,915 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:10:56" (1/1) ... [2024-09-12 20:10:56,915 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:10:56" (1/1) ... [2024-09-12 20:10:56,919 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-12 20:10:56,920 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-12 20:10:56,920 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-12 20:10:56,920 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-12 20:10:56,921 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:10:56" (1/1) ... [2024-09-12 20:10:56,931 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 20:10:56,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-12 20:10:56,951 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 20:10:56,955 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 20:10:56,996 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-12 20:10:56,997 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-12 20:10:56,997 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-12 20:10:56,997 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-12 20:10:56,997 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-12 20:10:56,998 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-12 20:10:56,998 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2024-09-12 20:10:56,998 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2024-09-12 20:10:56,998 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-12 20:10:56,998 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-12 20:10:56,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-12 20:10:56,998 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-12 20:10:56,998 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-12 20:10:56,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-12 20:10:56,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-12 20:10:56,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-12 20:10:56,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-12 20:10:56,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-12 20:10:56,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-12 20:10:57,057 INFO L242 CfgBuilder]: Building ICFG [2024-09-12 20:10:57,059 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-12 20:10:57,214 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-12 20:10:57,245 INFO L? ?]: Removed 25 outVars from TransFormulas that were not future-live. [2024-09-12 20:10:57,245 INFO L291 CfgBuilder]: Performing block encoding [2024-09-12 20:10:57,263 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-12 20:10:57,263 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-12 20:10:57,264 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 08:10:57 BoogieIcfgContainer [2024-09-12 20:10:57,264 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-12 20:10:57,264 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-12 20:10:57,265 INFO L270 PluginConnector]: Initializing Referee... [2024-09-12 20:10:57,265 INFO L274 PluginConnector]: Referee initialized [2024-09-12 20:10:57,265 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 12.09 08:10:56" (1/4) ... [2024-09-12 20:10:57,266 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7f8adb84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 12.09 08:10:57, skipping insertion in model container [2024-09-12 20:10:57,266 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 08:10:56" (2/4) ... [2024-09-12 20:10:57,266 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7f8adb84 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 12.09 08:10:57, skipping insertion in model container [2024-09-12 20:10:57,266 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 08:10:56" (3/4) ... [2024-09-12 20:10:57,266 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7f8adb84 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 12.09 08:10:57, skipping insertion in model container [2024-09-12 20:10:57,266 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 08:10:57" (4/4) ... [2024-09-12 20:10:57,267 INFO L79 RefereeObserver]: Analyzing ICFG as2013-hybrid.i [2024-09-12 20:10:57,271 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-12 20:10:57,272 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L16-3 to ERROR_LOC mainErr4ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 6 edges. [2024-09-12 20:10:57,272 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-12 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-12 20:10:57,272 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L16-3 to ERROR_LOC mainErr17ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-12 20:10:57,272 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-12 to ERROR_LOC mainErr13ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 8 edges. [2024-09-12 20:10:57,272 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-12 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-12 20:10:57,272 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-12 to ERROR_LOC mainErr15ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 10 edges. [2024-09-12 20:10:57,273 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-12 to ERROR_LOC mainErr12ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 7 edges. [2024-09-12 20:10:57,273 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L16-3 to ERROR_LOC mainErr1ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 3 edges. [2024-09-12 20:10:57,273 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L16-3 to ERROR_LOC mainErr5ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 7 edges. [2024-09-12 20:10:57,273 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L16-3 to ERROR_LOC mainErr2ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 4 edges. [2024-09-12 20:10:57,273 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-12 to ERROR_LOC mainErr10ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 5 edges. [2024-09-12 20:10:57,273 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-12 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-09-12 20:10:57,273 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-09-12 20:10:57,274 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L16-3 to ERROR_LOC mainErr7ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-12 20:10:57,286 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L16-3 to ERROR_LOC mainErr6ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 8 edges. [2024-09-12 20:10:57,287 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-12 to ERROR_LOC mainErr16ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges. [2024-09-12 20:10:57,287 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 20:10:57,287 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L16-3 to ERROR_LOC mainErr3ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 5 edges. [2024-09-12 20:10:57,287 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-12 to ERROR_LOC mainErr11ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 6 edges. [2024-09-12 20:10:57,287 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-12 to ERROR_LOC mainErr14ASSERT_VIOLATIONINTEGER_OVERFLOW. Corresponding subgraph has 9 edges. [2024-09-12 20:10:57,288 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 20:10:57,288 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from procedure entry to error location, 17 loop-free subgraphs from loop head to error location [2024-09-12 20:10:57,366 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-12 20:10:57,368 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,368 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,369 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,370 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,372 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,407 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-12 20:10:57,409 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,409 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,409 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,409 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,410 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,429 INFO L514 InvariantChecker]: The annotation(s) from loop head L16-3 to error location mainErr4ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:57,445 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:10:57,445 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,445 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,446 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,446 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,446 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,447 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:10:57,448 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,448 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,448 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,448 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,448 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,465 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-12 20:10:57,465 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,466 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,467 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,467 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,467 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,470 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-09-12 20:10:57,470 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,470 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,470 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,471 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,477 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,478 INFO L514 InvariantChecker]: The annotation(s) from loop head L16-3 to error location mainErr17ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-12 20:10:57,492 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-12 20:10:57,492 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,493 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,493 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,493 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,493 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,502 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-12 20:10:57,502 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,502 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,502 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,503 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,503 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,505 INFO L514 InvariantChecker]: The annotation(s) from loop head L19-12 to error location mainErr13ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:57,513 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-12 20:10:57,513 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,513 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,513 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,514 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,514 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,515 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-12 20:10:57,515 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,515 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,516 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,516 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,516 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,529 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-09-12 20:10:57,529 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,529 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,529 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,529 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,530 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,542 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-09-12 20:10:57,542 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,543 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,543 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,543 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,543 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,545 INFO L514 InvariantChecker]: The annotation(s) from loop head L19-12 to error location mainErr15ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:57,553 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-12 20:10:57,553 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,553 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,553 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,554 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,554 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,559 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-12 20:10:57,560 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,560 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,560 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,560 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,560 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,562 INFO L514 InvariantChecker]: The annotation(s) from loop head L19-12 to error location mainErr12ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:57,569 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:10:57,570 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,570 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,570 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,570 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,570 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,573 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:10:57,573 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,573 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,573 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,573 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,573 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,576 INFO L514 InvariantChecker]: The annotation(s) from loop head L16-3 to error location mainErr1ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:57,583 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-12 20:10:57,584 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,584 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,584 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,584 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,584 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,592 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-12 20:10:57,594 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,595 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,595 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,595 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,595 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,597 INFO L514 InvariantChecker]: The annotation(s) from loop head L16-3 to error location mainErr5ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:57,602 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-12 20:10:57,602 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,602 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,602 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,602 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,603 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,605 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-12 20:10:57,606 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,606 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,606 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,606 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,606 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,608 INFO L514 InvariantChecker]: The annotation(s) from loop head L16-3 to error location mainErr2ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:57,617 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-12 20:10:57,617 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,618 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,618 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,618 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,618 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,621 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-12 20:10:57,621 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,622 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,622 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,622 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,622 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,632 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 6 edges [2024-09-12 20:10:57,632 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,633 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,633 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,633 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,633 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,637 INFO L101 BaseMinimizeStates]: Removed 14 edges and 3 locations by large block encoding [2024-09-12 20:10:57,637 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,637 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,638 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,638 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,639 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,647 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-12 20:10:57,647 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,647 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,648 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,648 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,648 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,649 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-12 20:10:57,649 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,649 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,649 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,649 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,649 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,653 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 20:10:57,661 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-12 20:10:57,662 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,662 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,663 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,663 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,663 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,675 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-12 20:10:57,675 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,677 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,677 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,677 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,677 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,680 INFO L514 InvariantChecker]: The annotation(s) from loop head L16-3 to loop head mainErr7ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 20:10:57,687 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-12 20:10:57,688 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,688 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,688 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,688 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,688 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,698 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-12 20:10:57,699 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,700 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,700 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,700 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,700 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,701 INFO L514 InvariantChecker]: The annotation(s) from loop head L16-3 to error location mainErr6ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:57,708 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 11 edges [2024-09-12 20:10:57,709 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,709 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,709 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,709 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,709 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,719 INFO L101 BaseMinimizeStates]: Removed 20 edges and 10 locations by large block encoding [2024-09-12 20:10:57,720 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,720 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,720 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,720 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,721 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,733 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-12 20:10:57,733 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,734 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,734 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,734 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,735 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,737 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-12 20:10:57,737 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,738 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,738 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,738 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,739 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,740 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-12 20:10:57,745 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-12 20:10:57,745 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,746 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,746 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,746 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,746 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,753 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-12 20:10:57,754 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,754 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,755 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,755 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,755 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,756 INFO L514 InvariantChecker]: The annotation(s) from loop head L16-3 to error location mainErr3ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:57,762 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-12 20:10:57,763 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,763 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,763 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,763 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,763 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,768 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-12 20:10:57,768 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,768 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,768 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,768 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,768 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,770 INFO L514 InvariantChecker]: The annotation(s) from loop head L19-12 to error location mainErr11ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:57,793 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-12 20:10:57,793 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,793 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,794 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,794 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,794 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,804 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-12 20:10:57,805 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,805 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,805 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,805 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,806 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,809 INFO L514 InvariantChecker]: The annotation(s) from loop head L19-12 to error location mainErr14ASSERT_VIOLATIONINTEGER_OVERFLOW is inductive. [2024-09-12 20:10:57,817 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 20:10:57,817 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 20:10:57,817 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 20:10:57,817 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 20:10:57,818 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 20:10:57,818 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,819 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 20:10:57,819 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 20:10:57,819 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 20:10:57,819 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 20:10:57,819 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 20:10:57,819 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 20:10:57,821 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-12 20:10:57,830 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-12 20:10:57,831 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7f8adb84 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 12.09 08:10:57, skipping insertion in model container [2024-09-12 20:10:57,831 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-12 20:10:57,833 INFO L158 Benchmark]: Toolchain (without parser) took 1201.50ms. Allocated memory was 148.9MB in the beginning and 199.2MB in the end (delta: 50.3MB). Free memory was 91.3MB in the beginning and 162.2MB in the end (delta: -70.9MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2024-09-12 20:10:57,834 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 148.9MB. Free memory is still 110.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-12 20:10:57,835 INFO L158 Benchmark]: Witness Parser took 0.23ms. Allocated memory is still 148.9MB. Free memory was 93.4MB in the beginning and 93.0MB in the end (delta: 407.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-12 20:10:57,838 INFO L158 Benchmark]: CACSL2BoogieTranslator took 251.70ms. Allocated memory is still 148.9MB. Free memory was 90.9MB in the beginning and 77.8MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-12 20:10:57,839 INFO L158 Benchmark]: Boogie Preprocessor took 34.41ms. Allocated memory is still 148.9MB. Free memory was 77.8MB in the beginning and 75.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-12 20:10:57,840 INFO L158 Benchmark]: RCFGBuilder took 343.84ms. Allocated memory is still 148.9MB. Free memory was 75.7MB in the beginning and 60.7MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-12 20:10:57,840 INFO L158 Benchmark]: Referee took 566.41ms. Allocated memory was 148.9MB in the beginning and 199.2MB in the end (delta: 50.3MB). Free memory was 60.7MB in the beginning and 162.2MB in the end (delta: -101.5MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2024-09-12 20:10:57,844 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 19 to check that invariant of correctness witness holds at line 19. One counterexample starts in i=0, j=0 and ends in . Annotation is not valid for all loop-free paths from loop head at line 19 to check that procedure precondition always holds at line 20. One counterexample starts in i=-1, j=0 and ends in j=0. Annotation is not valid for all loop-free paths from loop head at line 19 to check that procedure precondition always holds at line 20. One counterexample starts in i=11, j=0 and ends in j=0. Annotation is not valid for all loop-free paths from loop head at line 19 to check that integer overflow can never occur at line 22. One counterexample starts in i=0, j=-2147483650 and ends in i=0. Annotation is not valid for all loop-free paths from loop head at line 19 to loop head at line 16. One counterexample starts in i=-1, j=10 and ends in . Annotation is valid for all loop-free paths from loop head at line 16 to exit of procedure main. Annotation is valid for all loop-free paths from loop head at line 16 to check that integer overflow can never occur at line 17. 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 13. Annotation is valid for all loop-free paths from loop head at line 16 to check that integer overflow can never occur at line 19. 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 19 to check that integer overflow can never occur at line 19. Annotation is valid for all loop-free paths from loop head at line 16 to check that integer overflow can never occur at line 19. Annotation is valid for all loop-free paths from loop head at line 19 to check that integer overflow can never occur at line 22. Annotation is valid for all loop-free paths from loop head at line 16 to check that integer overflow can never occur at line 17. Annotation is valid for all loop-free paths from loop head at line 16 to check that integer overflow can never occur at line 19. Annotation is valid for all loop-free paths from loop head at line 19 to check that integer overflow can never occur at line 19. Annotation is valid for all loop-free paths from loop head at line 19 to check that integer overflow can never occur at line 19. Annotation is valid for all loop-free paths from loop head at line 16 to check that invariant of correctness witness holds at line 19. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 16. Annotation is valid for all loop-free paths from loop head at line 19 to check that integer overflow can never occur at line 19. Annotation is valid for all loop-free paths from loop head at line 16 to check that integer overflow can never occur at line 19. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 148.9MB. Free memory is still 110.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.23ms. Allocated memory is still 148.9MB. Free memory was 93.4MB in the beginning and 93.0MB in the end (delta: 407.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 251.70ms. Allocated memory is still 148.9MB. Free memory was 90.9MB in the beginning and 77.8MB in the end (delta: 13.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.41ms. Allocated memory is still 148.9MB. Free memory was 77.8MB in the beginning and 75.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 343.84ms. Allocated memory is still 148.9MB. Free memory was 75.7MB in the beginning and 60.7MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 566.41ms. Allocated memory was 148.9MB in the beginning and 199.2MB in the end (delta: 50.3MB). Free memory was 60.7MB in the beginning and 162.2MB in the end (delta: -101.5MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-12 20:10:57,879 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- 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