./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound1.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5189fb62 Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound1.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-5189fb6-m [2024-09-13 05:06:02,227 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:06:02,286 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-13 05:06:02,291 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:06:02,291 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:06:02,311 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:06:02,311 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:06:02,311 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:06:02,312 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:06:02,312 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:06:02,312 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:06:02,312 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:06:02,313 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:06:02,313 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:06:02,313 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:06:02,313 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:06:02,313 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:06:02,314 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:06:02,314 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-13 05:06:02,314 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:06:02,314 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:06:02,315 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:06:02,315 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:06:02,315 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:06:02,315 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:06:02,315 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:06:02,316 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:06:02,316 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:06:02,316 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:06:02,316 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:06:02,316 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:06:02,317 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:06:02,317 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:06:02,317 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:06:02,317 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:06:02,317 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:06:02,317 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:06:02,318 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-13 05:06:02,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-13 05:06:02,318 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:06:02,318 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:06:02,318 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:06:02,318 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:06:02,319 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:06:02,502 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:06:02,518 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:06:02,520 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:06:02,522 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:06:02,522 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:06:02,523 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c [2024-09-13 05:06:03,700 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:06:03,841 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:06:03,843 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c [2024-09-13 05:06:03,851 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/213b39ed3/d86049272bea413da8a8afe1349b91d3/FLAGb932bf1c8 [2024-09-13 05:06:03,864 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/213b39ed3/d86049272bea413da8a8afe1349b91d3 [2024-09-13 05:06:03,867 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:06:03,867 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:06:03,868 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound1.yml/witness-2.1.yml [2024-09-13 05:06:03,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:06:03,917 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:06:03,918 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:06:03,918 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:06:03,923 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:06:03,923 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:06:03" (1/2) ... [2024-09-13 05:06:03,924 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c460849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:06:03, skipping insertion in model container [2024-09-13 05:06:03,924 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:06:03" (1/2) ... [2024-09-13 05:06:03,925 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c76b262 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:06:03, skipping insertion in model container [2024-09-13 05:06:03,926 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:06:03" (2/2) ... [2024-09-13 05:06:03,926 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c460849 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:06:03, skipping insertion in model container [2024-09-13 05:06:03,927 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:06:03" (2/2) ... [2024-09-13 05:06:03,933 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:06:03,934 INFO L1541 ArrayList]: Loop invariant at [L38-L56] (((((p == 0) && (n == r)) && (1 <= counter)) && (\old(counter) == 0)) && (h == 0)) [2024-09-13 05:06:03,935 INFO L1541 ArrayList]: Loop invariant at [L30-L35] ((\old(counter) == 0) && (((((p == 0) && (n == r)) && (1 <= counter)) && (h == 0)) || ((((p == 0) && (n == r)) && (counter == 0)) && (h == 0)))) [2024-09-13 05:06:03,935 INFO L1541 ArrayList]: Function contract at [L8]: requires (counter == 0), ensures (counter == 0) [2024-09-13 05:06:03,935 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 05:06:03,935 INFO L1541 ArrayList]: Function contract at [L20]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-13 05:06:03,950 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:06:04,071 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c[525,538] [2024-09-13 05:06:04,107 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:06:04,116 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 05:06:04,143 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-09-13 05:06:04,178 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:06:04,191 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:06:04,192 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:06:04 WrapperNode [2024-09-13 05:06:04,192 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:06:04,193 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:06:04,193 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:06:04,193 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:06:04,202 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 13.09 05:06:04" (1/1) ... [2024-09-13 05:06:04,202 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 13.09 05:06:04" (1/1) ... [2024-09-13 05:06:04,209 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 13.09 05:06:04" (1/1) ... [2024-09-13 05:06:04,220 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 [2024-09-13 05:06:04,221 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 13.09 05:06:04" (1/1) ... [2024-09-13 05:06:04,221 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 13.09 05:06:04" (1/1) ... [2024-09-13 05:06:04,224 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 13.09 05:06:04" (1/1) ... [2024-09-13 05:06:04,227 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 13.09 05:06:04" (1/1) ... [2024-09-13 05:06:04,230 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 13.09 05:06:04" (1/1) ... [2024-09-13 05:06:04,235 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 13.09 05:06:04" (1/1) ... [2024-09-13 05:06:04,236 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:06:04,236 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:06:04,237 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:06:04,237 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:06:04,237 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 13.09 05:06:04" (1/1) ... [2024-09-13 05:06:04,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:06:04,248 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:06:04,263 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) [2024-09-13 05:06:04,265 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 [2024-09-13 05:06:04,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:06:04,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:06:04,293 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:06:04,293 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:06:04,293 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:06:04,293 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:06:04,293 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:06:04,293 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:06:04,293 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:06:04,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:06:04,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-13 05:06:04,294 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:06:04,294 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:06:04,294 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:06:04,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:06:04,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-13 05:06:04,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:06:04,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-13 05:06:04,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-13 05:06:04,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:06:04,347 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:06:04,351 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:06:04,368 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:06:04,386 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:06:04,584 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:06:04,603 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:06:04,623 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:06:04,625 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-13 05:06:04,629 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:06:04 BoogieIcfgContainer [2024-09-13 05:06:04,629 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:06:04,630 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:06:04,630 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:06:04,630 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:06:04,631 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:06:03" (1/4) ... [2024-09-13 05:06:04,631 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@52eaaac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:06:04, skipping insertion in model container [2024-09-13 05:06:04,631 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:06:03" (2/4) ... [2024-09-13 05:06:04,631 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@52eaaac6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:06:04, skipping insertion in model container [2024-09-13 05:06:04,631 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 13.09 05:06:04" (3/4) ... [2024-09-13 05:06:04,631 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@52eaaac6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:06:04, skipping insertion in model container [2024-09-13 05:06:04,631 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:06:04" (4/4) ... [2024-09-13 05:06:04,632 INFO L79 RefereeObserver]: Analyzing ICFG dijkstra-u_unwindbound1.c [2024-09-13 05:06:04,635 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-13 05:06:04,635 INFO L367 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:06:04,636 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 13 edges. [2024-09-13 05:06:04,636 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 05:06:04,636 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-13 05:06:04,636 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 13 edges. [2024-09-13 05:06:04,637 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:06:04,637 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-13 05:06:04,637 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 05:06:04,637 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-13 05:06:04,637 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr10REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 14 edges. [2024-09-13 05:06:04,638 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-13 05:06:04,638 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr12ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 17 edges. [2024-09-13 05:06:04,638 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:06:04,638 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:06:04,638 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr11REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 15 edges. [2024-09-13 05:06:04,638 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 05:06:04,638 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-13 05:06:04,639 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-13 05:06:04,639 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:06:04,639 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 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 [2024-09-13 05:06:04,709 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 05:06:04,710 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:04,711 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:04,713 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:04,714 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:04,715 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:04,726 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 05:06:04,727 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:04,727 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:04,728 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:04,728 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:04,730 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:04,747 INFO L514 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:06:04,784 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 13 edges [2024-09-13 05:06:04,785 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:04,785 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:04,785 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:04,786 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:04,786 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:04,864 INFO L101 BaseMinimizeStates]: Removed 24 edges and 11 locations by large block encoding [2024-09-13 05:06:04,864 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:04,864 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:04,864 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:04,865 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:04,878 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:04,885 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:06:04,909 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-13 05:06:04,909 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:04,909 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:04,909 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:04,910 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:04,910 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:04,918 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-13 05:06:04,918 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:04,918 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:04,919 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:04,919 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:04,920 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:04,922 INFO L514 InvariantChecker]: The annotation(s) from loop head L30-4 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:06:04,942 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 05:06:04,942 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:04,943 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:04,943 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:04,943 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:04,943 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:04,963 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 05:06:04,964 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:04,964 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:04,965 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:04,965 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:04,965 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:04,967 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:04,986 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 13 edges [2024-09-13 05:06:04,986 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:04,987 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:04,987 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:04,987 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:04,987 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,015 INFO L101 BaseMinimizeStates]: Removed 24 edges and 10 locations by large block encoding [2024-09-13 05:06:05,015 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:05,015 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:05,016 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:05,016 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:05,022 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:09,028 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 05:06:09,046 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 05:06:09,046 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:09,046 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:09,046 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:09,046 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:09,047 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:09,050 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 05:06:09,050 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:09,050 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:09,050 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:09,051 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:09,051 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:09,054 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:09,067 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-13 05:06:09,067 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:09,067 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:09,067 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:09,067 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:09,067 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:09,084 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-13 05:06:09,084 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:09,084 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:09,084 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:09,084 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:09,084 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:09,087 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:09,099 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-13 05:06:09,099 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:09,100 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:09,100 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:09,100 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:09,100 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:09,111 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-13 05:06:09,112 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:09,112 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:09,112 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:09,112 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:09,112 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:09,115 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:09,126 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-13 05:06:09,126 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:09,126 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:09,126 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:09,127 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:09,127 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:09,127 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-13 05:06:09,127 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:09,127 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:09,127 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:09,127 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:09,128 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:09,129 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:09,141 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 14 edges [2024-09-13 05:06:09,141 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:09,141 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:09,142 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:09,142 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:09,142 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:09,178 INFO L101 BaseMinimizeStates]: Removed 28 edges and 11 locations by large block encoding [2024-09-13 05:06:09,178 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:09,178 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:09,178 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:09,178 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:09,185 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:13,189 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 05:06:13,202 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 05:06:13,203 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:13,203 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:13,203 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:13,203 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:13,203 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:13,211 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 05:06:13,211 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:13,211 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:13,211 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:13,211 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:13,212 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:13,213 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:13,225 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-13 05:06:13,225 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:13,225 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:13,225 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:13,226 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:13,226 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:13,268 INFO L101 BaseMinimizeStates]: Removed 40 edges and 14 locations by large block encoding [2024-09-13 05:06:13,268 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:13,268 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:13,268 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:13,268 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:13,269 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:13,270 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr12ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:06:13,280 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:06:13,280 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:13,280 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:13,280 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:13,281 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:13,281 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:13,281 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:06:13,281 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:13,281 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:13,281 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:13,281 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:13,282 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:13,286 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:13,297 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:06:13,297 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:13,297 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:13,297 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:13,297 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:13,298 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:13,301 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:06:13,301 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:13,301 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:13,302 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:13,302 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:13,302 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:13,303 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:06:13,318 INFO L314 BlockEncoder]: Initial Icfg 14 locations, 15 edges [2024-09-13 05:06:13,318 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:13,318 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:13,319 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:13,319 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:13,319 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:13,365 INFO L101 BaseMinimizeStates]: Removed 32 edges and 12 locations by large block encoding [2024-09-13 05:06:13,365 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:13,365 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:13,365 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:13,365 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:13,374 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:18,761 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-13 05:06:18,777 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:06:18,777 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:18,777 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:18,777 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:18,777 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:18,778 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:18,778 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:06:18,778 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:18,778 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:18,779 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:18,779 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:18,779 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:18,783 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:06:18,796 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:06:18,796 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:18,796 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:18,797 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:18,797 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:18,797 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:18,798 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:06:18,798 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:18,798 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:18,798 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:18,798 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:18,799 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:18,801 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:06:18,813 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 05:06:18,814 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:18,814 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:18,814 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:18,814 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:18,814 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:18,817 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 05:06:18,817 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:18,817 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:18,817 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:18,817 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:18,818 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:18,820 INFO L514 InvariantChecker]: The annotation(s) from loop head L30-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:06:18,828 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:06:18,829 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:18,829 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:18,829 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:18,829 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:18,829 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:18,831 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:06:18,831 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:18,831 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:18,831 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:18,831 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:18,831 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:18,833 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:18,836 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-09-13 05:06:18,836 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@52eaaac6 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:06:18, skipping insertion in model container [2024-09-13 05:06:18,836 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:06:18,838 INFO L158 Benchmark]: Toolchain (without parser) took 14920.49ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 98.2MB in the beginning and 126.4MB in the end (delta: -28.2MB). Peak memory consumption was 60.6MB. Max. memory is 16.1GB. [2024-09-13 05:06:18,838 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 109.1MB. Free memory is still 70.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:06:18,838 INFO L158 Benchmark]: Witness Parser took 0.11ms. Allocated memory is still 167.8MB. Free memory is still 100.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:06:18,838 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.69ms. Allocated memory is still 167.8MB. Free memory was 98.1MB in the beginning and 139.8MB in the end (delta: -41.8MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2024-09-13 05:06:18,839 INFO L158 Benchmark]: Boogie Preprocessor took 43.31ms. Allocated memory is still 167.8MB. Free memory was 139.8MB in the beginning and 137.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 05:06:18,839 INFO L158 Benchmark]: RCFGBuilder took 392.99ms. Allocated memory is still 167.8MB. Free memory was 137.4MB in the beginning and 115.0MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-09-13 05:06:18,839 INFO L158 Benchmark]: Referee took 14206.60ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 115.0MB in the beginning and 126.4MB in the end (delta: -11.4MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. [2024-09-13 05:06:18,841 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 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 58. 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. 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 check that procedure precondition always holds at line 39. 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 __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 42. 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 loop head at line 38. 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 40. 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 loop head at line 30 to loop head at line 38. 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 41. 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 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. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 109.1MB. Free memory is still 70.7MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.11ms. Allocated memory is still 167.8MB. Free memory is still 100.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.69ms. Allocated memory is still 167.8MB. Free memory was 98.1MB in the beginning and 139.8MB in the end (delta: -41.8MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.31ms. Allocated memory is still 167.8MB. Free memory was 139.8MB in the beginning and 137.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 392.99ms. Allocated memory is still 167.8MB. Free memory was 137.4MB in the beginning and 115.0MB in the end (delta: 22.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Referee took 14206.60ms. Allocated memory was 167.8MB in the beginning and 201.3MB in the end (delta: 33.6MB). Free memory was 115.0MB in the beginning and 126.4MB in the end (delta: -11.4MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:06:18,865 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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound1.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-dev-5189fb6-m [2024-09-13 05:06:20,554 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-13 05:06:20,612 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-13 05:06:20,616 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-13 05:06:20,616 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-13 05:06:20,642 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-13 05:06:20,644 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-13 05:06:20,644 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-13 05:06:20,645 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-13 05:06:20,645 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-13 05:06:20,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-13 05:06:20,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-13 05:06:20,647 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-13 05:06:20,649 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-13 05:06:20,649 INFO L153 SettingsManager]: * Use SBE=true [2024-09-13 05:06:20,649 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-13 05:06:20,649 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-13 05:06:20,650 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-13 05:06:20,650 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-13 05:06:20,650 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-13 05:06:20,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-13 05:06:20,653 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-13 05:06:20,653 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-13 05:06:20,653 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-13 05:06:20,653 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-13 05:06:20,654 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-13 05:06:20,654 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-13 05:06:20,654 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-13 05:06:20,654 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-13 05:06:20,654 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-13 05:06:20,654 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-13 05:06:20,655 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-13 05:06:20,655 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-13 05:06:20,655 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-13 05:06:20,655 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-13 05:06:20,660 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:06:20,660 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-13 05:06:20,660 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-13 05:06:20,660 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-13 05:06:20,660 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-13 05:06:20,661 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-13 05:06:20,662 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-13 05:06:20,662 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-13 05:06:20,662 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-13 05:06:20,662 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-13 05:06:20,663 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-13 05:06:20,663 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-13 05:06:20,898 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-13 05:06:20,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-13 05:06:20,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-13 05:06:20,920 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-13 05:06:20,920 INFO L274 PluginConnector]: CDTParser initialized [2024-09-13 05:06:20,922 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c [2024-09-13 05:06:22,120 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-13 05:06:22,291 INFO L384 CDTParser]: Found 1 translation units. [2024-09-13 05:06:22,292 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c [2024-09-13 05:06:22,298 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/20f2b9f8c/24c9c42f094c4f1fa86d2a646f204a6d/FLAG7933d2f43 [2024-09-13 05:06:22,691 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/20f2b9f8c/24c9c42f094c4f1fa86d2a646f204a6d [2024-09-13 05:06:22,693 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-13 05:06:22,693 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-13 05:06:22,694 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound1.yml/witness-2.1.yml [2024-09-13 05:06:22,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-13 05:06:22,731 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-13 05:06:22,732 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-13 05:06:22,732 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-13 05:06:22,735 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-13 05:06:22,735 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:06:22" (1/2) ... [2024-09-13 05:06:22,736 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1df6126f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:06:22, skipping insertion in model container [2024-09-13 05:06:22,736 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 05:06:22" (1/2) ... [2024-09-13 05:06:22,737 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6f88ac6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 05:06:22, skipping insertion in model container [2024-09-13 05:06:22,737 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:06:22" (2/2) ... [2024-09-13 05:06:22,737 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1df6126f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:06:22, skipping insertion in model container [2024-09-13 05:06:22,738 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:06:22" (2/2) ... [2024-09-13 05:06:22,744 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-13 05:06:22,744 INFO L1541 ArrayList]: Loop invariant at [L38-L56] (((((p == 0) && (n == r)) && (1 <= counter)) && (\old(counter) == 0)) && (h == 0)) [2024-09-13 05:06:22,744 INFO L1541 ArrayList]: Loop invariant at [L30-L35] ((\old(counter) == 0) && (((((p == 0) && (n == r)) && (1 <= counter)) && (h == 0)) || ((((p == 0) && (n == r)) && (counter == 0)) && (h == 0)))) [2024-09-13 05:06:22,744 INFO L1541 ArrayList]: Function contract at [L8]: requires (counter == 0), ensures (counter == 0) [2024-09-13 05:06:22,744 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-13 05:06:22,745 INFO L1541 ArrayList]: Function contract at [L20]: requires (counter == 0), ensures (\old(counter) == 0) [2024-09-13 05:06:22,759 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-13 05:06:22,861 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c[525,538] [2024-09-13 05:06:22,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:06:22,915 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-13 05:06:22,965 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound1.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-09-13 05:06:23,004 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-13 05:06:23,016 INFO L204 MainTranslator]: Completed translation [2024-09-13 05:06:23,016 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 13.09 05:06:23 WrapperNode [2024-09-13 05:06:23,016 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-13 05:06:23,017 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-13 05:06:23,017 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-13 05:06:23,017 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-13 05:06:23,031 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 13.09 05:06:23" (1/1) ... [2024-09-13 05:06:23,031 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 13.09 05:06:23" (1/1) ... [2024-09-13 05:06:23,042 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 13.09 05:06:23" (1/1) ... [2024-09-13 05:06:23,057 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 [2024-09-13 05:06:23,057 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 13.09 05:06:23" (1/1) ... [2024-09-13 05:06:23,057 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 13.09 05:06:23" (1/1) ... [2024-09-13 05:06:23,065 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 13.09 05:06:23" (1/1) ... [2024-09-13 05:06:23,074 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 13.09 05:06:23" (1/1) ... [2024-09-13 05:06:23,075 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 13.09 05:06:23" (1/1) ... [2024-09-13 05:06:23,079 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 13.09 05:06:23" (1/1) ... [2024-09-13 05:06:23,081 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-13 05:06:23,082 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-13 05:06:23,082 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-13 05:06:23,082 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-13 05:06:23,083 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 13.09 05:06:23" (1/1) ... [2024-09-13 05:06:23,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-13 05:06:23,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-13 05:06:23,114 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) [2024-09-13 05:06:23,116 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 [2024-09-13 05:06:23,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-13 05:06:23,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-13 05:06:23,153 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-13 05:06:23,153 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-13 05:06:23,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-13 05:06:23,153 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-13 05:06:23,153 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-13 05:06:23,154 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-13 05:06:23,154 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-13 05:06:23,154 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-13 05:06:23,154 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-13 05:06:23,154 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-13 05:06:23,154 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-13 05:06:23,154 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-13 05:06:23,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-13 05:06:23,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-13 05:06:23,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-13 05:06:23,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-13 05:06:23,155 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-13 05:06:23,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-13 05:06:23,211 INFO L242 CfgBuilder]: Building ICFG [2024-09-13 05:06:23,213 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-13 05:06:23,232 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:06:23,264 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:06:24,607 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-13 05:06:24,645 INFO L291 CfgBuilder]: Performing block encoding [2024-09-13 05:06:24,669 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-13 05:06:24,669 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-13 05:06:24,670 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:06:24 BoogieIcfgContainer [2024-09-13 05:06:24,670 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-13 05:06:24,670 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-13 05:06:24,670 INFO L270 PluginConnector]: Initializing Referee... [2024-09-13 05:06:24,671 INFO L274 PluginConnector]: Referee initialized [2024-09-13 05:06:24,671 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 13.09 05:06:22" (1/4) ... [2024-09-13 05:06:24,671 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7ea28ef1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 13.09 05:06:24, skipping insertion in model container [2024-09-13 05:06:24,671 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 13.09 05:06:22" (2/4) ... [2024-09-13 05:06:24,671 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7ea28ef1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:06:24, skipping insertion in model container [2024-09-13 05:06:24,671 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 13.09 05:06:23" (3/4) ... [2024-09-13 05:06:24,672 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7ea28ef1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 13.09 05:06:24, skipping insertion in model container [2024-09-13 05:06:24,672 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.09 05:06:24" (4/4) ... [2024-09-13 05:06:24,673 INFO L79 RefereeObserver]: Analyzing ICFG dijkstra-u_unwindbound1.c [2024-09-13 05:06:24,676 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-13 05:06:24,676 INFO L367 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:06:24,676 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 13 edges. [2024-09-13 05:06:24,677 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-13 05:06:24,677 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-09-13 05:06:24,677 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 13 edges. [2024-09-13 05:06:24,677 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:06:24,678 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-13 05:06:24,678 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-13 05:06:24,678 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-09-13 05:06:24,678 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr10REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 14 edges. [2024-09-13 05:06:24,678 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-13 05:06:24,679 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr12ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 17 edges. [2024-09-13 05:06:24,679 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-13 05:06:24,679 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-13 05:06:24,679 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr11REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 15 edges. [2024-09-13 05:06:24,679 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-13 05:06:24,679 INFO L367 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-09-13 05:06:24,679 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-13 05:06:24,680 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-13 05:06:24,680 INFO L130 InvariantChecker]: Will check 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, 10 loop-free subgraphs from loop head to error location [2024-09-13 05:06:24,737 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-13 05:06:24,737 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:24,738 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:24,738 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:24,739 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:24,740 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:24,752 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-13 05:06:24,753 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:24,753 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:24,754 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:24,754 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:24,758 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:24,770 INFO L514 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:06:24,807 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 13 edges [2024-09-13 05:06:24,808 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:24,808 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:24,809 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:24,809 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:24,809 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:24,876 INFO L101 BaseMinimizeStates]: Removed 24 edges and 11 locations by large block encoding [2024-09-13 05:06:24,876 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:24,876 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:24,877 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:24,877 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:24,885 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:24,888 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:06:24,919 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-13 05:06:24,919 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:24,919 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:24,919 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:24,919 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:24,919 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:24,926 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-13 05:06:24,926 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:24,926 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:24,927 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:24,927 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:24,928 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:24,956 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-09-13 05:06:24,956 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:24,956 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:24,957 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:24,957 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:24,957 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:24,963 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-09-13 05:06:24,964 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:24,964 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:24,964 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:24,964 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:24,964 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:24,967 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:24,984 INFO L314 BlockEncoder]: Initial Icfg 12 locations, 13 edges [2024-09-13 05:06:24,985 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:24,985 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:24,985 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:24,985 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:24,986 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,019 INFO L101 BaseMinimizeStates]: Removed 24 edges and 10 locations by large block encoding [2024-09-13 05:06:25,020 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,020 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:25,020 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:25,020 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:25,028 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:25,030 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:25,042 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 05:06:25,042 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:25,042 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:25,042 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:25,042 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:25,042 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,045 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 05:06:25,046 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,046 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:25,046 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:25,046 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:25,046 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:25,047 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:25,058 INFO L314 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-09-13 05:06:25,058 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:25,059 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:25,059 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:25,059 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:25,059 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,077 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-09-13 05:06:25,077 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,078 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:25,078 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:25,078 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:25,078 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:25,084 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:25,096 INFO L314 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-09-13 05:06:25,096 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:25,096 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:25,097 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:25,097 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:25,097 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,107 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-09-13 05:06:25,107 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,107 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:25,108 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:25,108 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:25,108 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:25,110 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:25,120 INFO L314 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-09-13 05:06:25,120 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:25,120 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:25,121 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:25,121 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:25,121 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,121 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-09-13 05:06:25,121 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,121 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:25,121 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:25,122 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:25,122 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:25,123 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:25,134 INFO L314 BlockEncoder]: Initial Icfg 13 locations, 14 edges [2024-09-13 05:06:25,134 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:25,134 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:25,134 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:25,134 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:25,134 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,169 INFO L101 BaseMinimizeStates]: Removed 28 edges and 11 locations by large block encoding [2024-09-13 05:06:25,170 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,170 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:25,170 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:25,170 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:25,176 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:25,529 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr10REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:25,580 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-13 05:06:25,580 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:25,580 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:25,580 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:25,580 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:25,580 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,587 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-13 05:06:25,587 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,588 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:25,588 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:25,588 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:25,588 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:25,590 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:25,601 INFO L314 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-09-13 05:06:25,601 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:25,601 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:25,601 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:25,601 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:25,602 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,648 INFO L101 BaseMinimizeStates]: Removed 40 edges and 14 locations by large block encoding [2024-09-13 05:06:25,649 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,649 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:25,649 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:25,650 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:25,650 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:25,651 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr12ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:06:25,661 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:06:25,661 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:25,661 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:25,662 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:25,662 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:25,662 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,663 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:06:25,665 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,665 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:25,665 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:25,665 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:25,665 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:25,666 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:25,676 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-13 05:06:25,676 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:25,677 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:25,677 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:25,677 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:25,677 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,679 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-13 05:06:25,679 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,679 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:25,679 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:25,679 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:25,680 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:25,680 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-13 05:06:25,690 INFO L314 BlockEncoder]: Initial Icfg 14 locations, 15 edges [2024-09-13 05:06:25,690 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:25,690 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:25,690 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:25,690 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:25,691 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,720 INFO L101 BaseMinimizeStates]: Removed 32 edges and 12 locations by large block encoding [2024-09-13 05:06:25,720 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,720 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:25,720 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:25,721 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:25,725 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:25,881 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr11REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:25,930 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-13 05:06:25,930 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:25,931 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:25,931 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:25,931 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:25,931 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,932 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-13 05:06:25,932 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,932 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:25,932 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:25,932 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:25,932 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:25,933 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-13 05:06:25,941 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:06:25,941 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:25,941 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:25,941 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:25,941 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:25,942 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,943 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:06:25,943 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,943 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:25,943 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:25,943 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:25,945 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:25,947 INFO L514 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:06:25,961 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-13 05:06:25,961 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:25,961 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:25,961 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:25,961 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:25,961 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,964 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-13 05:06:25,964 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,964 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:25,964 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:25,964 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:25,964 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:25,966 INFO L514 InvariantChecker]: The annotation(s) from loop head L30-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-13 05:06:25,974 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-13 05:06:25,974 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-13 05:06:25,974 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-13 05:06:25,974 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-13 05:06:25,975 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-13 05:06:25,975 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,976 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-13 05:06:25,976 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-13 05:06:25,976 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-13 05:06:25,977 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-13 05:06:25,977 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-13 05:06:25,977 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-13 05:06:25,981 INFO L514 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-13 05:06:25,988 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-13 05:06:25,988 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7ea28ef1 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 13.09 05:06:25, skipping insertion in model container [2024-09-13 05:06:25,988 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-13 05:06:25,990 INFO L158 Benchmark]: Toolchain (without parser) took 3258.41ms. Allocated memory was 60.8MB in the beginning and 96.5MB in the end (delta: 35.7MB). Free memory was 37.2MB in the beginning and 57.9MB in the end (delta: -20.6MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2024-09-13 05:06:25,990 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory was 35.9MB in the beginning and 35.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:06:25,990 INFO L158 Benchmark]: Witness Parser took 0.55ms. Allocated memory is still 60.8MB. Free memory is still 39.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-13 05:06:25,991 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.95ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 37.1MB in the beginning and 57.8MB in the end (delta: -20.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-13 05:06:25,991 INFO L158 Benchmark]: Boogie Preprocessor took 64.29ms. Allocated memory is still 79.7MB. Free memory was 57.8MB in the beginning and 55.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-13 05:06:25,991 INFO L158 Benchmark]: RCFGBuilder took 1587.97ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 53.4MB in the end (delta: 1.8MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2024-09-13 05:06:25,992 INFO L158 Benchmark]: Referee took 1318.40ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 53.4MB in the beginning and 57.9MB in the end (delta: -4.5MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2024-09-13 05:06:25,993 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=0, p=0, q=0, r=0 and ends in \old(counter)=0, counter=-2147483648, h=0, n=0, p=0, q=0, r=0. 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 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 57. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 24. 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 38. 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 loop head at line 38. 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 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 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 39. 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 loop head at line 38 to exit of procedure main. 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 40. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory was 35.9MB in the beginning and 35.8MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.55ms. Allocated memory is still 60.8MB. Free memory is still 39.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.95ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 37.1MB in the beginning and 57.8MB in the end (delta: -20.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.29ms. Allocated memory is still 79.7MB. Free memory was 57.8MB in the beginning and 55.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1587.97ms. Allocated memory is still 79.7MB. Free memory was 55.2MB in the beginning and 53.4MB in the end (delta: 1.8MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. * Referee took 1318.40ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 53.4MB in the beginning and 57.9MB in the end (delta: -4.5MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-13 05:06:26,057 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE