./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound2.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fb1cb0b9 Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-fb1cb0b-m [2024-09-25 11:47:16,543 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 11:47:16,613 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-25 11:47:16,619 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 11:47:16,620 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 11:47:16,653 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 11:47:16,654 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 11:47:16,654 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 11:47:16,655 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 11:47:16,659 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 11:47:16,659 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 11:47:16,659 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 11:47:16,660 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 11:47:16,660 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 11:47:16,661 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 11:47:16,661 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 11:47:16,661 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 11:47:16,661 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 11:47:16,662 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-25 11:47:16,662 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 11:47:16,662 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 11:47:16,665 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 11:47:16,665 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 11:47:16,666 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 11:47:16,666 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 11:47:16,666 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 11:47:16,666 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 11:47:16,667 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 11:47:16,667 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 11:47:16,667 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 11:47:16,667 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 11:47:16,667 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 11:47:16,668 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 11:47:16,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:47:16,669 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 11:47:16,669 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 11:47:16,669 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 11:47:16,670 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-25 11:47:16,670 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-25 11:47:16,671 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 11:47:16,671 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 11:47:16,671 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 11:47:16,671 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 11:47:16,672 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 11:47:16,956 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 11:47:16,983 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 11:47:16,986 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 11:47:16,987 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 11:47:16,988 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 11:47:16,989 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c [2024-09-25 11:47:18,438 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 11:47:18,621 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 11:47:18,622 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c [2024-09-25 11:47:18,629 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/d66a9e2cf/8c27d92b943841aaab6d34d5209bea70/FLAGdbe4351e2 [2024-09-25 11:47:18,646 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/d66a9e2cf/8c27d92b943841aaab6d34d5209bea70 [2024-09-25 11:47:18,649 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 11:47:18,649 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 11:47:18,650 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound2.yml/witness-2.1.yml [2024-09-25 11:47:18,733 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 11:47:18,735 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 11:47:18,737 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 11:47:18,737 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 11:47:18,742 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 11:47:18,743 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:47:18" (1/2) ... [2024-09-25 11:47:18,746 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23053d4d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:18, skipping insertion in model container [2024-09-25 11:47:18,746 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:47:18" (1/2) ... [2024-09-25 11:47:18,748 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7a6b7107 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:18, skipping insertion in model container [2024-09-25 11:47:18,748 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:47:18" (2/2) ... [2024-09-25 11:47:18,749 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23053d4d and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:47:18, skipping insertion in model container [2024-09-25 11:47:18,749 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:47:18" (2/2) ... [2024-09-25 11:47:18,759 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 11:47:18,760 INFO L1541 ArrayList]: Loop invariant at [L38-L56] ((((((((p == 0) && (n == r)) && (n <= 0)) && (counter == 1)) && (h == 0)) && (q == 1)) || ((((2 <= counter) && (p == 0)) && (n == r)) && (h == 0))) && (\old(counter) == 0)) [2024-09-25 11:47:18,760 INFO L1541 ArrayList]: Loop invariant at [L30-L35] ((\old(counter) == 0) && ((((((p == 0) && (n == r)) && (counter == 1)) && (h == 0)) || (((((p == 0) && (n == r)) && (counter == 0)) && (h == 0)) && (q == 1))) || ((((2 <= counter) && (p == 0)) && (n == r)) && (h == 0)))) [2024-09-25 11:47:18,760 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= cond), ensures ((counter == \old(counter)) && (1 <= cond)) [2024-09-25 11:47:18,760 INFO L1541 ArrayList]: Function contract at [L8]: requires (counter == 0), ensures ((counter == \old(counter)) && (counter == 0)) [2024-09-25 11:47:18,760 INFO L1541 ArrayList]: Function contract at [L20]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-25 11:47:18,791 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 11:47:18,940 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c[525,538] [2024-09-25 11:47:18,970 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:47:18,981 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-25 11:47:19,023 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-09-25 11:47:19,057 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:47:19,078 INFO L204 MainTranslator]: Completed translation [2024-09-25 11:47:19,079 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:47:19 WrapperNode [2024-09-25 11:47:19,079 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 11:47:19,081 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 11:47:19,081 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 11:47:19,081 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 11:47:19,095 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 25.09 11:47:19" (1/1) ... [2024-09-25 11:47:19,096 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 25.09 11:47:19" (1/1) ... [2024-09-25 11:47:19,107 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 25.09 11:47:19" (1/1) ... [2024-09-25 11:47:19,125 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-25 11:47:19,129 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 25.09 11:47:19" (1/1) ... [2024-09-25 11:47:19,130 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 25.09 11:47:19" (1/1) ... [2024-09-25 11:47:19,137 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 25.09 11:47:19" (1/1) ... [2024-09-25 11:47:19,144 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 25.09 11:47:19" (1/1) ... [2024-09-25 11:47:19,149 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 25.09 11:47:19" (1/1) ... [2024-09-25 11:47:19,150 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 25.09 11:47:19" (1/1) ... [2024-09-25 11:47:19,152 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 11:47:19,157 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 11:47:19,157 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 11:47:19,157 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 11:47:19,158 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 25.09 11:47:19" (1/1) ... [2024-09-25 11:47:19,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:47:19,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 11:47:19,196 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-25 11:47:19,200 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-25 11:47:19,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 11:47:19,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 11:47:19,256 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 11:47:19,258 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 11:47:19,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 11:47:19,258 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 11:47:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 11:47:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 11:47:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 11:47:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 11:47:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-25 11:47:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 11:47:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 11:47:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 11:47:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 11:47:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-25 11:47:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 11:47:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-25 11:47:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-25 11:47:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 11:47:19,343 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 11:47:19,345 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 11:47:19,370 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 11:47:19,405 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 11:47:19,787 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 11:47:19,819 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 11:47:19,842 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 11:47:19,843 INFO L317 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-25 11:47:19,843 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:47:19 BoogieIcfgContainer [2024-09-25 11:47:19,843 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 11:47:19,844 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 11:47:19,844 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 11:47:19,849 INFO L274 PluginConnector]: Referee initialized [2024-09-25 11:47:19,849 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 11:47:18" (1/4) ... [2024-09-25 11:47:19,849 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@186d70c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:47:19, skipping insertion in model container [2024-09-25 11:47:19,850 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:47:18" (2/4) ... [2024-09-25 11:47:19,852 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@186d70c1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 11:47:19, skipping insertion in model container [2024-09-25 11:47:19,852 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 25.09 11:47:19" (3/4) ... [2024-09-25 11:47:19,852 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@186d70c1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 11:47:19, skipping insertion in model container [2024-09-25 11:47:19,852 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:47:19" (4/4) ... [2024-09-25 11:47:19,853 INFO L79 RefereeObserver]: Analyzing ICFG dijkstra-u_unwindbound2.c [2024-09-25 11:47:19,859 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-25 11:47:19,860 INFO L373 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 11:47:19,860 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 13 edges. [2024-09-25 11:47:19,860 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-25 11:47:19,861 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-25 11:47:19,861 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 13 edges. [2024-09-25 11:47:19,861 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 11:47:19,861 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-25 11:47:19,861 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-25 11:47:19,862 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-25 11:47:19,862 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr10REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 14 edges. [2024-09-25 11:47:19,862 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-25 11:47:19,862 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr12ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 17 edges. [2024-09-25 11:47:19,863 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 11:47:19,863 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 11:47:19,863 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr11REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 15 edges. [2024-09-25 11:47:19,863 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 11:47:19,864 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-25 11:47:19,864 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-25 11:47:19,864 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 11:47:19,864 INFO L131 InvariantChecker]: Will check 10 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 5 loop-free subgraphs from procedure entry to error location [2024-09-25 11:47:19,948 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 11:47:19,949 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:19,950 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:19,950 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:19,951 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:19,953 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:19,962 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 11:47:19,963 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:19,963 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:19,963 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:19,964 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:19,967 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:19,985 INFO L520 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:47:20,035 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 13 edges [2024-09-25 11:47:20,036 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:20,036 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:20,037 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:20,037 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:20,037 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:20,163 INFO L101 BaseMinimizeStates]: Removed 24 edges and 11 locations by large block encoding [2024-09-25 11:47:20,164 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:20,164 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:20,164 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:20,164 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:20,186 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:20,196 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 11:47:20,226 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-25 11:47:20,227 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:20,227 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:20,227 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:20,227 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:20,228 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:20,242 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-25 11:47:20,242 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:20,242 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:20,242 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:20,242 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:20,246 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:20,253 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 11:47:20,294 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-25 11:47:20,295 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:20,295 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:20,295 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:20,296 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:20,296 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:20,309 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-25 11:47:20,309 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:20,310 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:20,311 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:20,311 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:20,311 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:24,321 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:47:24,357 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 13 edges [2024-09-25 11:47:24,357 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:24,357 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:24,357 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:24,357 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:24,358 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:24,407 INFO L101 BaseMinimizeStates]: Removed 24 edges and 10 locations by large block encoding [2024-09-25 11:47:24,408 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:24,408 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:24,408 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:24,408 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:24,421 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:28,429 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:47:28,456 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 11:47:28,456 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:28,457 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:28,457 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:28,458 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:28,458 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:28,468 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 11:47:28,469 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:28,469 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:28,469 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:28,469 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:28,469 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:32,477 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:47:32,501 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-25 11:47:32,502 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:32,502 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:32,502 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:32,502 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:32,502 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:32,531 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-25 11:47:32,532 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:32,532 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:32,532 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:32,532 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:32,532 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:32,542 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:47:32,564 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-25 11:47:32,565 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:32,565 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:32,565 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:32,565 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:32,565 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:32,588 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-25 11:47:32,589 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:32,589 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:32,590 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:32,590 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:32,590 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:36,595 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:47:36,618 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-25 11:47:36,618 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:36,618 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:36,619 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:36,619 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:36,619 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:36,620 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-25 11:47:36,621 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:36,621 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:36,621 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:36,621 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:36,621 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:36,627 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:47:36,649 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 14 edges [2024-09-25 11:47:36,649 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:36,649 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:36,649 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:36,649 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:36,650 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:36,695 INFO L101 BaseMinimizeStates]: Removed 28 edges and 11 locations by large block encoding [2024-09-25 11:47:36,695 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:36,695 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:36,695 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:36,696 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:36,704 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:40,711 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:47:40,739 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-25 11:47:40,739 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:40,739 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:40,739 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:40,740 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:40,740 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:40,759 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-25 11:47:40,760 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:40,760 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:40,760 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:40,760 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:40,760 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:44,769 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:47:44,790 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-25 11:47:44,791 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:44,791 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:44,791 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:44,791 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:44,791 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:44,852 INFO L101 BaseMinimizeStates]: Removed 40 edges and 14 locations by large block encoding [2024-09-25 11:47:44,853 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:44,853 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:44,853 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:44,853 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:44,854 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:44,857 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr12ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:47:44,870 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:47:44,870 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:44,871 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:44,871 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:44,871 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:44,871 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:44,872 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:47:44,872 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:44,872 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:44,872 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:44,872 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:44,873 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:44,875 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:47:44,890 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 11:47:44,890 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:44,890 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:44,891 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:44,891 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:44,891 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:44,892 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 11:47:44,892 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:44,892 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:44,892 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:44,892 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:44,893 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:44,896 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:47:44,912 INFO L314 BlockEncoder]: Initial Icfg 14 locations, 15 edges [2024-09-25 11:47:44,913 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:44,913 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:44,913 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:44,914 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:44,914 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:44,956 INFO L101 BaseMinimizeStates]: Removed 32 edges and 12 locations by large block encoding [2024-09-25 11:47:44,956 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:44,956 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:44,957 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:44,957 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:44,964 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:48,971 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:47:48,994 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:47:48,994 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:48,994 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:48,994 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:48,995 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:48,995 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:48,995 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:47:48,996 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:48,996 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:48,996 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:48,996 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:48,996 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:48,998 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 11:47:49,013 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 11:47:49,014 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:49,014 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:49,014 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:49,014 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:49,014 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:49,016 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 11:47:49,016 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:49,016 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:49,016 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:49,017 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:49,017 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:49,019 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 11:47:49,031 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 11:47:49,032 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:49,032 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:49,032 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:49,032 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:49,032 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:49,037 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 11:47:49,037 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:49,037 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:49,037 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:49,037 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:49,038 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:49,041 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 11:47:49,053 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 11:47:49,053 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:49,053 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:49,053 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:49,054 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:49,054 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:49,057 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 11:47:49,057 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:49,057 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:49,057 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:49,058 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:49,058 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:49,061 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:47:49,065 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-25 11:47:49,065 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@186d70c1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 11:47:49, skipping insertion in model container [2024-09-25 11:47:49,065 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 11:47:49,067 INFO L158 Benchmark]: Toolchain (without parser) took 30331.17ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 146.3MB in the beginning and 60.7MB in the end (delta: 85.6MB). Peak memory consumption was 123.3MB. Max. memory is 16.1GB. [2024-09-25 11:47:49,067 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 176.2MB. Free memory is still 145.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:47:49,067 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 176.2MB. Free memory is still 101.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:47:49,068 INFO L158 Benchmark]: CACSL2BoogieTranslator took 343.20ms. Allocated memory is still 176.2MB. Free memory was 146.1MB in the beginning and 136.4MB in the end (delta: 9.7MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2024-09-25 11:47:49,069 INFO L158 Benchmark]: Boogie Preprocessor took 75.37ms. Allocated memory is still 176.2MB. Free memory was 136.4MB in the beginning and 134.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-25 11:47:49,069 INFO L158 Benchmark]: RCFGBuilder took 686.53ms. Allocated memory is still 176.2MB. Free memory was 134.3MB in the beginning and 126.3MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-09-25 11:47:49,069 INFO L158 Benchmark]: Referee took 29221.39ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 126.3MB in the beginning and 60.7MB in the end (delta: 65.7MB). Peak memory consumption was 106.6MB. Max. memory is 16.1GB. [2024-09-25 11:47:49,072 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is a valid proof of correctness. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 40. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 42. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 41. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 57. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 38. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 58. Annotation is valid for all loop-free paths from loop head at line 30 to loop head at line 38. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 13. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from loop head at line 30 to loop head at line 30. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 24. Annotation is valid for all loop-free paths from loop head at line 38 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 30. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. 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 38 to loop head at line 38. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 43. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 176.2MB. Free memory is still 145.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 176.2MB. Free memory is still 101.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 343.20ms. Allocated memory is still 176.2MB. Free memory was 146.1MB in the beginning and 136.4MB in the end (delta: 9.7MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.37ms. Allocated memory is still 176.2MB. Free memory was 136.4MB in the beginning and 134.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 686.53ms. Allocated memory is still 176.2MB. Free memory was 134.3MB in the beginning and 126.3MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Referee took 29221.39ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 126.3MB in the beginning and 60.7MB in the end (delta: 65.7MB). Peak memory consumption was 106.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-25 11:47:49,125 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-fb1cb0b-m [2024-09-25 11:47:51,175 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-25 11:47:51,244 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-25 11:47:51,251 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-25 11:47:51,251 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-25 11:47:51,288 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-25 11:47:51,290 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-25 11:47:51,290 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-25 11:47:51,291 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-25 11:47:51,294 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-25 11:47:51,295 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-25 11:47:51,295 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-25 11:47:51,296 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-25 11:47:51,296 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-25 11:47:51,296 INFO L153 SettingsManager]: * Use SBE=true [2024-09-25 11:47:51,296 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-25 11:47:51,297 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-25 11:47:51,297 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-25 11:47:51,297 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-25 11:47:51,297 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-25 11:47:51,297 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-25 11:47:51,301 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-25 11:47:51,301 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-25 11:47:51,302 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-25 11:47:51,302 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-25 11:47:51,302 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-25 11:47:51,302 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-25 11:47:51,302 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-25 11:47:51,303 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-25 11:47:51,303 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-25 11:47:51,303 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-25 11:47:51,303 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-25 11:47:51,303 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-25 11:47:51,304 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-25 11:47:51,304 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-25 11:47:51,304 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:47:51,304 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-25 11:47:51,304 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-25 11:47:51,305 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-25 11:47:51,305 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-25 11:47:51,305 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-25 11:47:51,306 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-25 11:47:51,306 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-25 11:47:51,306 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-25 11:47:51,307 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-25 11:47:51,307 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-25 11:47:51,307 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-25 11:47:51,611 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-25 11:47:51,634 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-25 11:47:51,637 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-25 11:47:51,638 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-25 11:47:51,639 INFO L274 PluginConnector]: CDTParser initialized [2024-09-25 11:47:51,640 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c [2024-09-25 11:47:53,240 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-25 11:47:53,443 INFO L384 CDTParser]: Found 1 translation units. [2024-09-25 11:47:53,444 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c [2024-09-25 11:47:53,455 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/1995cf386/10a574d4058a4195a7a275dccf6cda74/FLAG097f570e0 [2024-09-25 11:47:53,475 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/1995cf386/10a574d4058a4195a7a275dccf6cda74 [2024-09-25 11:47:53,478 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-25 11:47:53,479 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-25 11:47:53,481 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound2.yml/witness-2.1.yml [2024-09-25 11:47:53,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-25 11:47:53,544 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-25 11:47:53,545 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-25 11:47:53,546 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-25 11:47:53,550 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-25 11:47:53,551 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:47:53" (1/2) ... [2024-09-25 11:47:53,554 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ee18a08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:53, skipping insertion in model container [2024-09-25 11:47:53,554 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 11:47:53" (1/2) ... [2024-09-25 11:47:53,556 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4920edf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 11:47:53, skipping insertion in model container [2024-09-25 11:47:53,556 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:47:53" (2/2) ... [2024-09-25 11:47:53,556 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ee18a08 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:47:53, skipping insertion in model container [2024-09-25 11:47:53,559 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:47:53" (2/2) ... [2024-09-25 11:47:53,569 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-25 11:47:53,572 INFO L1541 ArrayList]: Loop invariant at [L38-L56] ((((((((p == 0) && (n == r)) && (n <= 0)) && (counter == 1)) && (h == 0)) && (q == 1)) || ((((2 <= counter) && (p == 0)) && (n == r)) && (h == 0))) && (\old(counter) == 0)) [2024-09-25 11:47:53,572 INFO L1541 ArrayList]: Loop invariant at [L30-L35] ((\old(counter) == 0) && ((((((p == 0) && (n == r)) && (counter == 1)) && (h == 0)) || (((((p == 0) && (n == r)) && (counter == 0)) && (h == 0)) && (q == 1))) || ((((2 <= counter) && (p == 0)) && (n == r)) && (h == 0)))) [2024-09-25 11:47:53,572 INFO L1541 ArrayList]: Function contract at [L20]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-25 11:47:53,572 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= cond), ensures ((counter == \old(counter)) && (1 <= cond)) [2024-09-25 11:47:53,573 INFO L1541 ArrayList]: Function contract at [L8]: requires (counter == 0), ensures ((counter == \old(counter)) && (counter == 0)) [2024-09-25 11:47:53,607 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-25 11:47:53,791 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c[525,538] [2024-09-25 11:47:53,837 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:47:53,849 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-25 11:47:53,887 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-09-25 11:47:53,922 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-25 11:47:53,945 INFO L204 MainTranslator]: Completed translation [2024-09-25 11:47:53,946 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 25.09 11:47:53 WrapperNode [2024-09-25 11:47:53,946 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-25 11:47:53,947 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-25 11:47:53,947 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-25 11:47:53,948 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-25 11:47:53,961 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 25.09 11:47:53" (1/1) ... [2024-09-25 11:47:53,961 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 25.09 11:47:53" (1/1) ... [2024-09-25 11:47:53,975 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 25.09 11:47:53" (1/1) ... [2024-09-25 11:47:53,986 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-25 11:47:53,991 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 25.09 11:47:53" (1/1) ... [2024-09-25 11:47:53,992 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 25.09 11:47:53" (1/1) ... [2024-09-25 11:47:54,005 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 25.09 11:47:53" (1/1) ... [2024-09-25 11:47:54,012 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 25.09 11:47:53" (1/1) ... [2024-09-25 11:47:54,014 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 25.09 11:47:53" (1/1) ... [2024-09-25 11:47:54,019 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 25.09 11:47:53" (1/1) ... [2024-09-25 11:47:54,022 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-25 11:47:54,023 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-25 11:47:54,023 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-25 11:47:54,023 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-25 11:47:54,024 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 25.09 11:47:53" (1/1) ... [2024-09-25 11:47:54,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-25 11:47:54,041 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-25 11:47:54,059 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-25 11:47:54,064 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-25 11:47:54,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-25 11:47:54,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-25 11:47:54,120 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-25 11:47:54,120 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-25 11:47:54,120 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-25 11:47:54,121 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-25 11:47:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-25 11:47:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-25 11:47:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-25 11:47:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-25 11:47:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-25 11:47:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-25 11:47:54,122 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-25 11:47:54,122 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-25 11:47:54,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-25 11:47:54,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-25 11:47:54,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-25 11:47:54,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-25 11:47:54,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-25 11:47:54,124 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-25 11:47:54,203 INFO L241 CfgBuilder]: Building ICFG [2024-09-25 11:47:54,206 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-25 11:47:54,233 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 11:47:54,270 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 11:47:56,470 WARN L782 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-25 11:47:56,530 INFO L290 CfgBuilder]: Performing block encoding [2024-09-25 11:47:56,561 INFO L312 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-25 11:47:56,562 INFO L317 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-25 11:47:56,562 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:47:56 BoogieIcfgContainer [2024-09-25 11:47:56,563 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-25 11:47:56,563 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-25 11:47:56,563 INFO L270 PluginConnector]: Initializing Referee... [2024-09-25 11:47:56,564 INFO L274 PluginConnector]: Referee initialized [2024-09-25 11:47:56,564 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 25.09 11:47:53" (1/4) ... [2024-09-25 11:47:56,565 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2f25e2c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 25.09 11:47:56, skipping insertion in model container [2024-09-25 11:47:56,566 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 25.09 11:47:53" (2/4) ... [2024-09-25 11:47:56,567 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2f25e2c1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 11:47:56, skipping insertion in model container [2024-09-25 11:47:56,567 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 25.09 11:47:53" (3/4) ... [2024-09-25 11:47:56,567 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2f25e2c1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 25.09 11:47:56, skipping insertion in model container [2024-09-25 11:47:56,567 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 11:47:56" (4/4) ... [2024-09-25 11:47:56,568 INFO L79 RefereeObserver]: Analyzing ICFG dijkstra-u_unwindbound2.c [2024-09-25 11:47:56,572 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-25 11:47:56,572 INFO L373 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 11:47:56,573 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 13 edges. [2024-09-25 11:47:56,573 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-25 11:47:56,573 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-25 11:47:56,573 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 13 edges. [2024-09-25 11:47:56,573 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 11:47:56,574 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-25 11:47:56,574 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-25 11:47:56,574 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-25 11:47:56,574 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr10REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 14 edges. [2024-09-25 11:47:56,575 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-25 11:47:56,575 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr12ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 17 edges. [2024-09-25 11:47:56,575 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-25 11:47:56,575 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-25 11:47:56,575 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr11REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 15 edges. [2024-09-25 11:47:56,576 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-25 11:47:56,576 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-25 11:47:56,576 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-25 11:47:56,576 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-25 11:47:56,576 INFO L131 InvariantChecker]: Will check 10 loop-free subgraphs from loop head to error location, 5 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head [2024-09-25 11:47:56,647 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-25 11:47:56,648 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:56,648 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:56,649 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:56,650 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:56,651 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:56,664 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-25 11:47:56,665 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:56,666 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:56,666 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:56,667 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:56,669 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:56,687 INFO L520 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:47:56,746 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 13 edges [2024-09-25 11:47:56,746 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:56,747 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:56,747 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:56,747 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:56,748 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:56,839 INFO L101 BaseMinimizeStates]: Removed 24 edges and 11 locations by large block encoding [2024-09-25 11:47:56,840 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:56,841 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:56,841 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:56,841 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:56,855 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:57,014 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 11:47:57,075 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-25 11:47:57,076 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:57,076 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:57,076 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:57,077 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:57,077 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:57,089 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-25 11:47:57,090 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:57,090 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:57,090 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:57,090 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:57,098 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:57,139 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-25 11:47:57,141 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:57,141 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:57,141 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:57,141 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:57,142 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:57,152 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-25 11:47:57,153 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:57,153 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:57,153 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:57,153 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:57,154 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:57,258 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:47:57,312 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 13 edges [2024-09-25 11:47:57,312 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:57,313 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:57,313 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:57,313 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:57,313 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:57,359 INFO L101 BaseMinimizeStates]: Removed 24 edges and 10 locations by large block encoding [2024-09-25 11:47:57,359 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:57,359 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:57,360 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:57,360 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:57,368 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:58,515 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:47:58,581 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 11:47:58,582 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:58,582 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:58,582 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:58,582 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:58,582 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:58,588 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 11:47:58,588 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:58,588 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:58,589 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:58,589 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:58,589 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:58,628 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:47:58,652 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-25 11:47:58,653 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:58,653 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:58,653 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:58,653 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:58,654 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:58,677 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-25 11:47:58,678 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:58,678 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:58,678 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:58,678 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:58,679 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:58,681 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:47:58,707 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-25 11:47:58,707 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:58,708 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:58,708 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:58,708 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:58,708 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:58,735 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-25 11:47:58,735 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:58,735 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:58,736 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:58,736 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:58,736 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:58,930 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:47:58,995 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-25 11:47:58,995 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:58,995 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:58,996 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:58,996 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:58,996 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:58,996 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-25 11:47:58,996 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:58,997 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:58,997 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:58,997 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:58,997 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:47:59,002 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:47:59,025 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 14 edges [2024-09-25 11:47:59,025 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:47:59,026 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:47:59,026 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:47:59,026 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:47:59,026 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:59,066 INFO L101 BaseMinimizeStates]: Removed 28 edges and 11 locations by large block encoding [2024-09-25 11:47:59,067 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:47:59,067 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:47:59,067 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:47:59,067 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:47:59,075 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:00,397 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr10REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:48:00,466 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-25 11:48:00,466 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:00,466 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:00,466 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:00,467 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:00,467 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:00,479 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-25 11:48:00,479 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:00,479 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:00,479 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:00,479 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:00,480 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:04,673 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-09-25 11:48:04,739 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-25 11:48:04,739 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:04,739 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:04,739 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:04,740 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:04,740 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:04,796 INFO L101 BaseMinimizeStates]: Removed 40 edges and 14 locations by large block encoding [2024-09-25 11:48:04,797 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:04,798 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:04,798 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:04,798 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:04,799 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:04,800 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr12ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:48:04,823 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:48:04,824 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:04,824 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:04,824 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:04,824 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:04,824 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:04,824 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:48:04,825 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:04,825 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:04,825 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:04,825 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:04,825 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:04,827 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:48:04,845 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-25 11:48:04,846 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:04,846 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:04,846 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:04,846 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:04,847 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:04,849 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-25 11:48:04,849 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:04,849 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:04,849 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:04,849 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:04,850 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:04,852 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-25 11:48:04,871 INFO L314 BlockEncoder]: Initial Icfg 14 locations, 15 edges [2024-09-25 11:48:04,872 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:04,872 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:04,872 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:04,872 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:04,872 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:04,922 INFO L101 BaseMinimizeStates]: Removed 32 edges and 12 locations by large block encoding [2024-09-25 11:48:04,923 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:04,923 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:04,923 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:04,923 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:04,931 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:06,027 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr11REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:48:06,097 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-25 11:48:06,097 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:06,097 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:06,098 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:06,098 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:06,098 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:06,099 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-25 11:48:06,099 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:06,099 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:06,099 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:06,099 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:06,100 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:06,103 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-25 11:48:06,117 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 11:48:06,117 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:06,118 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:06,118 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:06,118 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:06,118 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:06,121 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 11:48:06,121 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:06,121 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:06,121 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:06,121 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:06,121 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:06,127 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 11:48:06,150 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-25 11:48:06,150 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:06,150 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:06,150 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:06,150 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:06,150 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:06,159 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-25 11:48:06,161 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:06,161 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:06,161 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:06,161 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:06,161 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:06,169 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-25 11:48:06,182 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-25 11:48:06,183 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-25 11:48:06,183 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-25 11:48:06,183 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-25 11:48:06,183 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-25 11:48:06,183 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:06,187 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-25 11:48:06,187 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-25 11:48:06,187 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-25 11:48:06,188 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-25 11:48:06,188 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-25 11:48:06,188 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-25 11:48:06,196 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-25 11:48:06,207 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-25 11:48:06,208 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2f25e2c1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 25.09 11:48:06, skipping insertion in model container [2024-09-25 11:48:06,208 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-25 11:48:06,210 INFO L158 Benchmark]: Toolchain (without parser) took 12664.95ms. Allocated memory was 54.5MB in the beginning and 92.3MB in the end (delta: 37.7MB). Free memory was 24.8MB in the beginning and 55.3MB in the end (delta: -30.5MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2024-09-25 11:48:06,211 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 39.8MB. Free memory is still 21.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:48:06,211 INFO L158 Benchmark]: Witness Parser took 0.27ms. Allocated memory is still 54.5MB. Free memory was 27.0MB in the beginning and 26.8MB in the end (delta: 121.0kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-25 11:48:06,212 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.21ms. Allocated memory was 54.5MB in the beginning and 75.5MB in the end (delta: 21.0MB). Free memory was 24.7MB in the beginning and 42.1MB in the end (delta: -17.4MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. [2024-09-25 11:48:06,213 INFO L158 Benchmark]: Boogie Preprocessor took 74.82ms. Allocated memory is still 75.5MB. Free memory was 42.1MB in the beginning and 39.7MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-25 11:48:06,214 INFO L158 Benchmark]: RCFGBuilder took 2539.93ms. Allocated memory is still 75.5MB. Free memory was 39.7MB in the beginning and 51.0MB in the end (delta: -11.4MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2024-09-25 11:48:06,214 INFO L158 Benchmark]: Referee took 9645.01ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 51.0MB in the beginning and 55.3MB in the end (delta: -4.3MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. [2024-09-25 11:48:06,217 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 30 to loop head at line 38. One counterexample starts in \old(counter)=0, counter=2147483647, h=0, n=2097152, p=0, q=0, r=2097152 and ends in \old(counter)=0, counter=-2147483648, h=0, n=2097152, p=0, q=0, r=2097152. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 41. Annotation is valid for all loop-free paths from loop head at line 38 to loop head at line 38. Annotation is valid for all loop-free paths from loop head at line 30 to loop head at line 30. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 24. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 38 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 30. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 57. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 43. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 58. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 42. 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 38 to check that procedure precondition always holds at line 39. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 40. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 39.8MB. Free memory is still 21.5MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.27ms. Allocated memory is still 54.5MB. Free memory was 27.0MB in the beginning and 26.8MB in the end (delta: 121.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.21ms. Allocated memory was 54.5MB in the beginning and 75.5MB in the end (delta: 21.0MB). Free memory was 24.7MB in the beginning and 42.1MB in the end (delta: -17.4MB). Peak memory consumption was 2.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.82ms. Allocated memory is still 75.5MB. Free memory was 42.1MB in the beginning and 39.7MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 2539.93ms. Allocated memory is still 75.5MB. Free memory was 39.7MB in the beginning and 51.0MB in the end (delta: -11.4MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * Referee took 9645.01ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 51.0MB in the beginning and 55.3MB in the end (delta: -4.3MB). Peak memory consumption was 43.0MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-09-25 11:48:06,307 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