./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound2.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/egcd-ll_valuebound2.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/nla-digbench-scaling/egcd-ll_valuebound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/egcd-ll_valuebound2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-12 16:49:48,858 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-12 16:49:48,905 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-12 16:49:48,909 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-12 16:49:48,910 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-12 16:49:48,928 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-12 16:49:48,929 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-12 16:49:48,929 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-12 16:49:48,930 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-12 16:49:48,930 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-12 16:49:48,930 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-12 16:49:48,931 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-12 16:49:48,931 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-12 16:49:48,932 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-12 16:49:48,932 INFO L153 SettingsManager]: * Use SBE=true [2024-09-12 16:49:48,932 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-12 16:49:48,933 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-12 16:49:48,933 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-12 16:49:48,933 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-12 16:49:48,934 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-12 16:49:48,934 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-12 16:49:48,938 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-12 16:49:48,938 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-12 16:49:48,938 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-12 16:49:48,938 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-12 16:49:48,939 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-12 16:49:48,939 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-12 16:49:48,939 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-12 16:49:48,939 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-12 16:49:48,940 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-12 16:49:48,940 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-12 16:49:48,940 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-12 16:49:48,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 16:49:48,940 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-12 16:49:48,941 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-12 16:49:48,941 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-12 16:49:48,944 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-12 16:49:48,944 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-12 16:49:48,944 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-12 16:49:48,944 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-12 16:49:48,945 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-12 16:49:48,945 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-12 16:49:48,945 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-12 16:49:49,200 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-12 16:49:49,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-12 16:49:49,227 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-12 16:49:49,229 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-12 16:49:49,229 INFO L274 PluginConnector]: CDTParser initialized [2024-09-12 16:49:49,231 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound2.c [2024-09-12 16:49:50,612 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-12 16:49:50,799 INFO L384 CDTParser]: Found 1 translation units. [2024-09-12 16:49:50,801 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_valuebound2.c [2024-09-12 16:49:50,811 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/5ff4bfbae/8311e0f4aa494f9f9006d23259f25cdf/FLAG67c05922c [2024-09-12 16:49:50,823 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/5ff4bfbae/8311e0f4aa494f9f9006d23259f25cdf [2024-09-12 16:49:50,826 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-12 16:49:50,826 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-12 16:49:50,827 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/egcd-ll_valuebound2.yml/witness-2.1.yml [2024-09-12 16:49:50,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-12 16:49:50,880 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-12 16:49:50,882 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-12 16:49:50,882 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-12 16:49:50,887 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-12 16:49:50,888 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 04:49:50" (1/2) ... [2024-09-12 16:49:50,890 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a545858 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 04:49:50, skipping insertion in model container [2024-09-12 16:49:50,890 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.09 04:49:50" (1/2) ... [2024-09-12 16:49:50,892 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@a5927cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.09 04:49:50, skipping insertion in model container [2024-09-12 16:49:50,892 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 04:49:50" (2/2) ... [2024-09-12 16:49:50,892 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a545858 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 04:49:50, skipping insertion in model container [2024-09-12 16:49:50,892 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 04:49:50" (2/2) ... [2024-09-12 16:49:50,902 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-12 16:49:50,903 INFO L1541 ArrayList]: Loop invariant at [L35-L52] ((((((((((((r == 0) && (y <= 2)) && (s == 1)) && (0 <= x)) && (b == y)) && (q == 0)) && (1 <= y)) && (a == x)) && (x <= 2)) && (p == 1)) || ((((((((((a + ((long long) y * 2)) == (b + x)) && (((__int128) r + 1) == 0)) && (s == 1)) && (1 <= a)) && (b == y)) && (q == 0)) && (1 <= y)) && (x <= 2)) && (p == 1))) || ((((((((((r == 0) && (a <= 1)) && (b == (((__int128) q * x) + ((__int128) y * s)))) && (y <= 2)) && (s == 1)) && (0 <= x)) && (1 <= b)) && (1 <= y)) && (a == x)) && (p == 1))) [2024-09-12 16:49:50,903 INFO L1541 ArrayList]: Function contract at [L10]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-12 16:49:50,903 INFO L1541 ArrayList]: Function contract at [L7]: requires null, ensures (\old(cond) != 0) [2024-09-12 16:49:50,926 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-12 16:49:51,083 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/nla-digbench-scaling/egcd-ll_valuebound2.c[489,502] [2024-09-12 16:49:51,113 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 16:49:51,129 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-12 16:49:51,173 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/nla-digbench-scaling/egcd-ll_valuebound2.c[489,502] Start Parsing Local [2024-09-12 16:49:51,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-12 16:49:51,219 INFO L204 MainTranslator]: Completed translation [2024-09-12 16:49:51,219 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 12.09 04:49:51 WrapperNode [2024-09-12 16:49:51,219 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-12 16:49:51,220 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-12 16:49:51,220 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-12 16:49:51,220 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-12 16:49:51,232 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 04:49:51" (1/1) ... [2024-09-12 16:49:51,233 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 04:49:51" (1/1) ... [2024-09-12 16:49:51,239 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 04:49:51" (1/1) ... [2024-09-12 16:49:51,254 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-12 16:49:51,254 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 04:49:51" (1/1) ... [2024-09-12 16:49:51,255 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 04:49:51" (1/1) ... [2024-09-12 16:49:51,261 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 04:49:51" (1/1) ... [2024-09-12 16:49:51,268 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 04:49:51" (1/1) ... [2024-09-12 16:49:51,270 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 04:49:51" (1/1) ... [2024-09-12 16:49:51,271 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 04:49:51" (1/1) ... [2024-09-12 16:49:51,277 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-12 16:49:51,278 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-12 16:49:51,278 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-12 16:49:51,278 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-12 16:49:51,279 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 04:49:51" (1/1) ... [2024-09-12 16:49:51,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-12 16:49:51,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-12 16:49:51,323 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 16:49:51,326 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 16:49:51,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-12 16:49:51,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-12 16:49:51,370 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-12 16:49:51,370 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-12 16:49:51,371 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-12 16:49:51,371 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-12 16:49:51,371 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-12 16:49:51,372 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-12 16:49:51,372 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-12 16:49:51,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-12 16:49:51,372 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-12 16:49:51,372 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-12 16:49:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-12 16:49:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-12 16:49:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-12 16:49:51,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-12 16:49:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-12 16:49:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-12 16:49:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-12 16:49:51,374 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-12 16:49:51,468 INFO L242 CfgBuilder]: Building ICFG [2024-09-12 16:49:51,474 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-12 16:49:51,722 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-12 16:49:51,780 INFO L? ?]: Removed 50 outVars from TransFormulas that were not future-live. [2024-09-12 16:49:51,781 INFO L291 CfgBuilder]: Performing block encoding [2024-09-12 16:49:51,806 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-12 16:49:51,810 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-12 16:49:51,811 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.09 04:49:51 BoogieIcfgContainer [2024-09-12 16:49:51,811 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-12 16:49:51,811 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-12 16:49:51,811 INFO L270 PluginConnector]: Initializing Referee... [2024-09-12 16:49:51,812 INFO L274 PluginConnector]: Referee initialized [2024-09-12 16:49:51,812 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 12.09 04:49:50" (1/4) ... [2024-09-12 16:49:51,813 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@411644f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 12.09 04:49:51, skipping insertion in model container [2024-09-12 16:49:51,813 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 04:49:50" (2/4) ... [2024-09-12 16:49:51,813 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@411644f9 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 12.09 04:49:51, skipping insertion in model container [2024-09-12 16:49:51,813 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 04:49:51" (3/4) ... [2024-09-12 16:49:51,813 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@411644f9 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 12.09 04:49:51, skipping insertion in model container [2024-09-12 16:49:51,813 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 04:49:51" (4/4) ... [2024-09-12 16:49:51,816 INFO L79 RefereeObserver]: Analyzing ICFG egcd-ll_valuebound2.c [2024-09-12 16:49:51,819 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-12 16:49:51,820 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-12 16:49:51,820 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-12 16:49:51,820 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 12 edges. [2024-09-12 16:49:51,820 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 10 edges. [2024-09-12 16:49:51,821 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-12 16:49:51,821 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-12 16:49:51,821 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 11 edges. [2024-09-12 16:49:51,821 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 16:49:51,821 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 16:49:51,821 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-12 16:49:51,822 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-12 16:49:51,822 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L43-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-12 16:49:51,822 INFO L130 InvariantChecker]: Will check 7 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head [2024-09-12 16:49:51,876 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-12 16:49:51,877 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:49:51,878 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:49:51,878 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:49:51,879 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:49:51,881 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:51,890 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-12 16:49:51,892 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:51,892 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:49:51,892 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:49:51,893 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:49:51,895 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:49:51,913 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-12 16:49:51,938 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-12 16:49:51,942 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:49:51,943 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:49:51,943 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:49:51,943 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:49:51,943 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:51,956 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-12 16:49:51,957 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:51,957 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:49:51,957 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:49:51,958 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:49:51,958 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:49:51,965 INFO L514 InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 16:49:51,982 INFO L314 BlockEncoder]: Initial Icfg 11 locations, 12 edges [2024-09-12 16:49:51,982 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:49:51,982 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:49:51,982 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:49:51,982 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:49:51,983 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,008 INFO L101 BaseMinimizeStates]: Removed 28 edges and 9 locations by large block encoding [2024-09-12 16:49:52,008 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,008 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:49:52,009 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:49:52,009 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:49:52,013 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:49:52,019 INFO L514 InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 16:49:52,034 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 10 edges [2024-09-12 16:49:52,034 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:49:52,034 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:49:52,035 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:49:52,035 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:49:52,035 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,053 INFO L101 BaseMinimizeStates]: Removed 20 edges and 7 locations by large block encoding [2024-09-12 16:49:52,054 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,054 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:49:52,054 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:49:52,054 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:49:52,058 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:49:52,062 INFO L514 InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 16:49:52,083 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 16:49:52,084 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:49:52,084 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:49:52,084 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:49:52,084 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:49:52,084 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,098 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 16:49:52,098 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,098 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:49:52,099 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:49:52,099 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:49:52,099 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:49:52,106 INFO L514 InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 16:49:52,134 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-12 16:49:52,135 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:49:52,135 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:49:52,135 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:49:52,135 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:49:52,136 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,151 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-12 16:49:52,152 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,152 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:49:52,152 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:49:52,152 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:49:52,157 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:49:52,161 INFO L514 InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 16:49:52,177 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-09-12 16:49:52,177 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:49:52,177 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:49:52,177 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:49:52,177 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:49:52,177 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,208 INFO L101 BaseMinimizeStates]: Removed 24 edges and 8 locations by large block encoding [2024-09-12 16:49:52,212 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,213 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:49:52,213 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:49:52,214 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:49:52,218 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:49:52,220 INFO L514 InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 16:49:52,233 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-12 16:49:52,233 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:49:52,234 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:49:52,234 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:49:52,234 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:49:52,235 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,238 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-12 16:49:52,239 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,239 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:49:52,239 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:49:52,240 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:49:52,240 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:49:52,243 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-12 16:49:52,255 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-12 16:49:52,255 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:49:52,256 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:49:52,256 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:49:52,257 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:49:52,257 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,258 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-12 16:49:52,258 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,258 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:49:52,259 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:49:52,259 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:49:52,259 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:49:52,261 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-12 16:49:52,275 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-12 16:49:52,276 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:49:52,276 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:49:52,276 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:49:52,276 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:49:52,277 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,297 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-12 16:49:52,297 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,297 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:49:52,297 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:49:52,297 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:49:52,298 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:49:52,299 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 16:49:52,311 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 9 edges [2024-09-12 16:49:52,311 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:49:52,312 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:49:52,312 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:49:52,312 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:49:52,312 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,346 INFO L101 BaseMinimizeStates]: Removed 16 edges and 7 locations by large block encoding [2024-09-12 16:49:52,347 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,347 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:49:52,347 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:49:52,347 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:49:52,353 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:49:52,359 INFO L514 InvariantChecker]: The annotation(s) from loop head L43-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-12 16:49:52,371 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-12 16:49:52,371 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-12 16:49:52,371 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-12 16:49:52,371 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-12 16:49:52,372 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-12 16:49:52,372 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,399 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-12 16:49:52,400 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-12 16:49:52,400 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-12 16:49:52,400 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-12 16:49:52,400 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-12 16:49:52,400 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-12 16:49:52,403 INFO L514 InvariantChecker]: The annotation(s) from loop head L43-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-12 16:49:52,406 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-12 16:49:52,408 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@411644f9 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 12.09 04:49:52, skipping insertion in model container [2024-09-12 16:49:52,408 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-12 16:49:52,410 INFO L158 Benchmark]: Toolchain (without parser) took 1528.88ms. Allocated memory is still 172.0MB. Free memory was 136.9MB in the beginning and 138.6MB in the end (delta: -1.6MB). Peak memory consumption was 96.0MB. Max. memory is 16.1GB. [2024-09-12 16:49:52,411 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory was 76.2MB in the beginning and 76.0MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-12 16:49:52,411 INFO L158 Benchmark]: Witness Parser took 0.73ms. Allocated memory is still 172.0MB. Free memory was 138.9MB in the beginning and 138.0MB in the end (delta: 924.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-12 16:49:52,412 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.38ms. Allocated memory is still 172.0MB. Free memory was 135.9MB in the beginning and 122.3MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-12 16:49:52,420 INFO L158 Benchmark]: Boogie Preprocessor took 56.92ms. Allocated memory is still 172.0MB. Free memory was 122.3MB in the beginning and 120.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-12 16:49:52,421 INFO L158 Benchmark]: RCFGBuilder took 533.24ms. Allocated memory is still 172.0MB. Free memory was 120.2MB in the beginning and 128.3MB in the end (delta: -8.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-12 16:49:52,421 INFO L158 Benchmark]: Referee took 596.54ms. Allocated memory is still 172.0MB. Free memory was 128.3MB in the beginning and 138.6MB in the end (delta: -10.2MB). Peak memory consumption was 89.5MB. Max. memory is 16.1GB. [2024-09-12 16:49:52,424 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness Annotation is a valid proof of correctness Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 55. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 12. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 56. Annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 37. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 54. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 109.1MB. Free memory was 76.2MB in the beginning and 76.0MB in the end (delta: 159.6kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.73ms. Allocated memory is still 172.0MB. Free memory was 138.9MB in the beginning and 138.0MB in the end (delta: 924.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 337.38ms. Allocated memory is still 172.0MB. Free memory was 135.9MB in the beginning and 122.3MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.92ms. Allocated memory is still 172.0MB. Free memory was 122.3MB in the beginning and 120.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 533.24ms. Allocated memory is still 172.0MB. Free memory was 120.2MB in the beginning and 128.3MB in the end (delta: -8.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Referee took 596.54ms. Allocated memory is still 172.0MB. Free memory was 128.3MB in the beginning and 138.6MB in the end (delta: -10.2MB). Peak memory consumption was 89.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-12 16:49:52,450 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 Result: TRUE