./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c --full-output --witness-type correctness_witness --procedureinliner.inline.calls.to.implemented.procedures NEVER --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound2.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e378df2c Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --procedureinliner.inline.calls.to.implemented.procedures NEVER --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:32:11,476 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:32:11,554 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:32:11,562 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:32:11,563 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:32:11,589 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:32:11,590 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:32:11,590 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:32:11,591 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:32:11,593 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:32:11,593 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:32:11,594 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:32:11,594 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:32:11,594 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:32:11,595 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:32:11,595 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:32:11,595 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:32:11,596 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:32:11,596 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:32:11,596 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:32:11,597 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:32:11,601 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:32:11,602 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:32:11,602 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:32:11,602 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:32:11,603 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:32:11,603 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:32:11,603 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:32:11,603 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:32:11,604 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:32:11,604 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:32:11,604 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:32:11,968 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:32:12,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:32:12,003 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:32:12,004 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:32:12,005 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:32:12,006 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c [2024-10-15 15:32:13,504 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:32:13,703 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:32:13,703 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c [2024-10-15 15:32:13,715 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/be20150e4/9a05fc9d760747889dc76459af38ca27/FLAG224d0d718 [2024-10-15 15:32:14,086 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/be20150e4/9a05fc9d760747889dc76459af38ca27 [2024-10-15 15:32:14,088 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:32:14,089 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:32:14,089 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound2.yml/witness-2.1.yml [2024-10-15 15:32:14,148 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:32:14,149 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:32:14,151 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:32:14,151 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:32:14,156 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:32:14,157 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:32:14" (1/2) ... [2024-10-15 15:32:14,158 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@364baa57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:14, skipping insertion in model container [2024-10-15 15:32:14,158 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:32:14" (1/2) ... [2024-10-15 15:32:14,160 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2654cc8b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:14, skipping insertion in model container [2024-10-15 15:32:14,160 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:32:14" (2/2) ... [2024-10-15 15:32:14,160 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@364baa57 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:14, skipping insertion in model container [2024-10-15 15:32:14,160 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:32:14" (2/2) ... [2024-10-15 15:32:14,171 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:32:14,173 INFO L1541 ArrayList]: Loop invariant at [L30-L35] ((\old(counter) == 0) && ((((((p == 0) && (n == r)) && (counter == 1)) && (h == 0)) || (((((p == 0) && (n == r)) && (counter == 0)) && (h == 0)) && (q == 1))) || ((((2 <= counter) && (p == 0)) && (n == r)) && (h == 0)))) [2024-10-15 15:32:14,175 INFO L1541 ArrayList]: Loop invariant at [L38-L56] ((((((((p == 0) && (n == r)) && (n <= 0)) && (counter == 1)) && (h == 0)) && (q == 1)) || ((((2 <= counter) && (p == 0)) && (n == r)) && (h == 0))) && (\old(counter) == 0)) [2024-10-15 15:32:14,175 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= cond), ensures ((1 <= cond) && (counter == \old(counter))) [2024-10-15 15:32:14,176 INFO L1541 ArrayList]: Function contract at [L20]: requires (counter == 0), ensures (\old(counter) == 0) [2024-10-15 15:32:14,176 INFO L1541 ArrayList]: Function contract at [L8]: requires (counter == 0), ensures ((counter == 0) && (counter == \old(counter))) [2024-10-15 15:32:14,203 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:32:14,398 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c[525,538] [2024-10-15 15:32:14,439 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:32:14,449 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-10-15 15:32:14,490 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-10-15 15:32:14,523 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:32:14,550 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:32:14,550 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:14 WrapperNode [2024-10-15 15:32:14,551 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:32:14,552 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:32:14,552 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:32:14,553 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:32:14,559 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:14" (1/1) ... [2024-10-15 15:32:14,569 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:14" (1/1) ... [2024-10-15 15:32:14,583 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:32:14,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:32:14,584 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:32:14,586 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:32:14,586 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:32:14,597 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 15.10 03:32:14" (1/1) ... [2024-10-15 15:32:14,597 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 15.10 03:32:14" (1/1) ... [2024-10-15 15:32:14,600 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 15.10 03:32:14" (1/1) ... [2024-10-15 15:32:14,608 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 [2024-10-15 15:32:14,609 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 15.10 03:32:14" (1/1) ... [2024-10-15 15:32:14,609 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 15.10 03:32:14" (1/1) ... [2024-10-15 15:32:14,617 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 15.10 03:32:14" (1/1) ... [2024-10-15 15:32:14,620 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 15.10 03:32:14" (1/1) ... [2024-10-15 15:32:14,621 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 15.10 03:32:14" (1/1) ... [2024-10-15 15:32:14,622 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 15.10 03:32:14" (1/1) ... [2024-10-15 15:32:14,630 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:32:14,631 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:32:14,632 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:32:14,632 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:32:14,637 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 15.10 03:32:14" (1/1) ... [2024-10-15 15:32:14,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:32:14,653 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:32:14,679 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) [2024-10-15 15:32:14,685 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 [2024-10-15 15:32:14,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:32:14,727 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-15 15:32:14,727 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-15 15:32:14,727 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:32:14,728 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:32:14,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:32:14,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:32:14,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:32:14,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:32:14,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:32:14,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:32:14,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:32:14,801 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:32:14,804 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:32:14,876 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:32:14,895 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:32:15,166 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:32:15,200 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:32:15,225 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:32:15,225 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-15 15:32:15,226 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:32:15 BoogieIcfgContainer [2024-10-15 15:32:15,226 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:32:15,227 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:32:15,227 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:32:15,228 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:32:15,229 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:32:14" (1/4) ... [2024-10-15 15:32:15,229 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@76245237 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:32:15, skipping insertion in model container [2024-10-15 15:32:15,229 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:32:14" (2/4) ... [2024-10-15 15:32:15,229 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@76245237 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:32:15, skipping insertion in model container [2024-10-15 15:32:15,229 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 15.10 03:32:14" (3/4) ... [2024-10-15 15:32:15,230 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@76245237 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:32:15, skipping insertion in model container [2024-10-15 15:32:15,230 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:32:15" (4/4) ... [2024-10-15 15:32:15,231 INFO L79 RefereeObserver]: Analyzing ICFG dijkstra-u_unwindbound2.c [2024-10-15 15:32:15,235 INFO L113 InvariantChecker]: Found 2 loops. [2024-10-15 15:32:15,237 INFO L373 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:32:15,237 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 13 edges. [2024-10-15 15:32:15,237 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-10-15 15:32:15,237 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-10-15 15:32:15,238 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 13 edges. [2024-10-15 15:32:15,238 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:32:15,238 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-10-15 15:32:15,238 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-10-15 15:32:15,239 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-10-15 15:32:15,239 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr10REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 14 edges. [2024-10-15 15:32:15,239 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-10-15 15:32:15,239 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr12ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 17 edges. [2024-10-15 15:32:15,240 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-10-15 15:32:15,240 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:32:15,240 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr11REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 15 edges. [2024-10-15 15:32:15,240 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-10-15 15:32:15,241 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-10-15 15:32:15,241 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-10-15 15:32:15,241 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:32:15,241 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to loop head, 10 loop-free subgraphs from loop head to error location, 5 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-10-15 15:32:15,324 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-10-15 15:32:15,326 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:15,327 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:15,327 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:15,328 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:15,330 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:15,341 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-10-15 15:32:15,344 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:15,344 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:15,344 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:15,345 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:15,347 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:15,360 INFO L520 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:32:15,412 INFO L309 BlockEncoder]: Initial Icfg 13 locations, 13 edges [2024-10-15 15:32:15,413 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:15,413 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:15,413 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:15,414 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:15,414 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:15,537 INFO L101 BaseMinimizeStates]: Removed 24 edges and 11 locations by large block encoding [2024-10-15 15:32:15,538 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:15,538 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:15,538 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:15,539 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:15,556 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:15,565 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:15,603 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-10-15 15:32:15,603 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:15,603 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:15,603 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:15,603 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:15,604 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:15,619 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-10-15 15:32:15,619 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:15,620 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:15,620 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:15,620 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:15,625 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:15,634 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:15,668 INFO L309 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-10-15 15:32:15,669 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:15,669 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:15,670 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:15,670 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:15,670 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:15,686 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-10-15 15:32:15,686 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:15,687 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:15,687 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:15,687 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:15,687 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:19,693 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-10-15 15:32:19,724 INFO L309 BlockEncoder]: Initial Icfg 12 locations, 13 edges [2024-10-15 15:32:19,724 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:19,724 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:19,725 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:19,725 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:19,725 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:19,772 INFO L101 BaseMinimizeStates]: Removed 24 edges and 10 locations by large block encoding [2024-10-15 15:32:19,772 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:19,773 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:19,773 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:19,773 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:19,783 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:23,792 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-10-15 15:32:23,816 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:32:23,816 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:23,816 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:23,816 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:23,816 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:23,817 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:23,823 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:32:23,823 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:23,823 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:23,823 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:23,823 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:23,824 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:27,827 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-10-15 15:32:27,850 INFO L309 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-10-15 15:32:27,850 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:27,851 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:27,851 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:27,851 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:27,851 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:27,879 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-10-15 15:32:27,879 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:27,879 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:27,879 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:27,880 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:27,880 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:27,890 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:27,910 INFO L309 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-10-15 15:32:27,910 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:27,911 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:27,911 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:27,912 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:27,912 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:27,938 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-10-15 15:32:27,939 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:27,939 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:27,939 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:27,942 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:27,942 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:31,946 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-10-15 15:32:31,966 INFO L309 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-10-15 15:32:31,966 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:31,966 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:31,967 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:31,967 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:31,967 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:31,968 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-10-15 15:32:31,968 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:31,969 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:31,969 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:31,969 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:31,969 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:31,971 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:31,992 INFO L309 BlockEncoder]: Initial Icfg 13 locations, 14 edges [2024-10-15 15:32:31,992 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:31,993 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:31,993 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:31,993 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:31,993 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:32,032 INFO L101 BaseMinimizeStates]: Removed 28 edges and 11 locations by large block encoding [2024-10-15 15:32:32,032 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:32,033 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:32,033 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:32,033 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:32,041 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:36,054 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-10-15 15:32:36,074 INFO L309 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-10-15 15:32:36,074 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:36,074 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:36,074 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:36,074 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:36,075 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:36,087 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-10-15 15:32:36,087 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:36,087 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:36,087 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:36,087 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:36,088 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:40,094 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-10-15 15:32:40,117 INFO L309 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-10-15 15:32:40,117 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:40,118 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:40,118 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:40,118 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:40,118 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:40,178 INFO L101 BaseMinimizeStates]: Removed 40 edges and 14 locations by large block encoding [2024-10-15 15:32:40,179 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:40,179 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:40,179 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:40,179 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:40,180 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:40,186 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr12ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:32:40,198 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:32:40,199 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:40,199 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:40,199 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:40,199 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:40,200 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:40,200 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:32:40,201 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:40,201 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:40,201 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:40,201 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:40,201 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:40,204 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:40,218 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:32:40,218 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:40,218 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:40,219 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:40,219 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:40,219 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:40,221 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:32:40,221 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:40,221 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:40,221 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:40,221 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:40,222 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:40,224 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:32:40,239 INFO L309 BlockEncoder]: Initial Icfg 14 locations, 15 edges [2024-10-15 15:32:40,240 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:40,240 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:40,240 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:40,241 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:40,241 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:40,288 INFO L101 BaseMinimizeStates]: Removed 32 edges and 12 locations by large block encoding [2024-10-15 15:32:40,289 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:40,289 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:40,289 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:40,289 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:40,296 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:44,301 INFO L516 InvariantChecker]: unknown inductivity: todo good error message [2024-10-15 15:32:44,320 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:32:44,320 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:44,320 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:44,320 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:44,320 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:44,320 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:44,321 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:32:44,321 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:44,321 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:44,322 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:44,322 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:44,322 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:44,324 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:32:44,339 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-10-15 15:32:44,339 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:44,340 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:44,340 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:44,340 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:44,340 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:44,343 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-10-15 15:32:44,345 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:44,346 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:44,346 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:44,346 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:44,346 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:44,349 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:44,361 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:32:44,361 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:44,362 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:44,365 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:44,365 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:44,365 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:44,373 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:32:44,373 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:44,373 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:44,373 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:44,373 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:44,374 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:44,377 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:44,390 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-10-15 15:32:44,390 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:44,390 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:44,391 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:44,391 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:44,391 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:44,395 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-10-15 15:32:44,395 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:44,395 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:44,395 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:44,395 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:44,396 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:44,399 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:44,402 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness. [2024-10-15 15:32:44,403 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@76245237 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:32:44, skipping insertion in model container [2024-10-15 15:32:44,403 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:32:44,405 INFO L158 Benchmark]: Toolchain (without parser) took 30255.37ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 42.1MB in the beginning and 33.8MB in the end (delta: 8.3MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2024-10-15 15:32:44,406 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 45.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:44,407 INFO L158 Benchmark]: Witness Parser took 0.11ms. Allocated memory is still 77.6MB. Free memory is still 44.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:44,409 INFO L158 Benchmark]: CACSL2BoogieTranslator took 400.73ms. Allocated memory is still 77.6MB. Free memory was 41.9MB in the beginning and 45.6MB in the end (delta: -3.6MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. [2024-10-15 15:32:44,410 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.71ms. Allocated memory is still 77.6MB. Free memory was 45.6MB in the beginning and 44.6MB in the end (delta: 943.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:44,412 INFO L158 Benchmark]: Boogie Preprocessor took 46.22ms. Allocated memory is still 77.6MB. Free memory was 44.6MB in the beginning and 42.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:32:44,412 INFO L158 Benchmark]: RCFGBuilder took 594.66ms. Allocated memory is still 77.6MB. Free memory was 42.8MB in the beginning and 51.9MB in the end (delta: -9.1MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2024-10-15 15:32:44,413 INFO L158 Benchmark]: Referee took 29176.96ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 51.9MB in the beginning and 33.8MB in the end (delta: 18.1MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. [2024-10-15 15:32:44,417 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 38. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 41. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 39. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 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 40. Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 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 42. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from loop head at line 30 to loop head at line 30. Annotation is valid for all loop-free paths from loop head at line 38 to loop head at line 38. Annotation is valid for all loop-free paths from loop head at line 30 to loop head at line 38. Annotation is valid for all loop-free paths from loop head at line 38 to exit of procedure main. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 30. Annotation is valid for all loop-free paths from 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 39. 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 main to check that procedure precondition always holds at line 24. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 13. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory was 36.9MB in the beginning and 36.8MB in the end (delta: 45.7kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.11ms. Allocated memory is still 77.6MB. Free memory is still 44.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 400.73ms. Allocated memory is still 77.6MB. Free memory was 41.9MB in the beginning and 45.6MB in the end (delta: -3.6MB). Peak memory consumption was 5.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 31.71ms. Allocated memory is still 77.6MB. Free memory was 45.6MB in the beginning and 44.6MB in the end (delta: 943.7kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 46.22ms. Allocated memory is still 77.6MB. Free memory was 44.6MB in the beginning and 42.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 594.66ms. Allocated memory is still 77.6MB. Free memory was 42.8MB in the beginning and 51.9MB in the end (delta: -9.1MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. * Referee took 29176.96ms. Allocated memory was 77.6MB in the beginning and 94.4MB in the end (delta: 16.8MB). Free memory was 51.9MB in the beginning and 33.8MB in the end (delta: 18.1MB). Peak memory consumption was 43.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-10-15 15:32:44,461 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --procedureinliner.inline.calls.to.implemented.procedures NEVER --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:32:46,582 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:32:46,668 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-10-15 15:32:46,673 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:32:46,674 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:32:46,705 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:32:46,706 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:32:46,706 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:32:46,706 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:32:46,707 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:32:46,708 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:32:46,708 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:32:46,709 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:32:46,709 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:32:46,709 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:32:46,710 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:32:46,710 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:32:46,710 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:32:46,711 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:32:46,711 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:32:46,711 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:32:46,715 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-15 15:32:46,716 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-15 15:32:46,716 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:32:46,717 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-15 15:32:46,717 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:32:46,717 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:32:46,718 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:32:46,718 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:32:46,718 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:32:46,719 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:32:46,719 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:32:46,719 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:32:46,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:32:47,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:32:47,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:32:47,087 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:32:47,090 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:32:47,091 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:32:47,092 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/dijkstra-u_unwindbound2.yml/witness-2.1.yml [2024-10-15 15:32:47,149 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:32:47,150 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:32:47,155 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c [2024-10-15 15:32:48,799 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:32:48,970 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:32:48,971 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c [2024-10-15 15:32:48,979 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/7b21d831f/d8a8b9a919c84b6285fa0094f4834bfd/FLAGa72508978 [2024-10-15 15:32:48,994 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/7b21d831f/d8a8b9a919c84b6285fa0094f4834bfd [2024-10-15 15:32:48,995 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:32:48,997 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:32:48,998 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:32:48,998 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:32:49,004 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:32:49,004 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:32:47" (1/2) ... [2024-10-15 15:32:49,008 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1883ccac and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:49, skipping insertion in model container [2024-10-15 15:32:49,008 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:32:47" (1/2) ... [2024-10-15 15:32:49,009 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@365be2d0 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:49, skipping insertion in model container [2024-10-15 15:32:49,010 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:32:48" (2/2) ... [2024-10-15 15:32:49,010 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1883ccac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:49, skipping insertion in model container [2024-10-15 15:32:49,010 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:32:48" (2/2) ... [2024-10-15 15:32:49,019 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:32:49,020 INFO L1541 ArrayList]: Loop invariant at [L30-L35] ((\old(counter) == 0) && ((((((p == 0) && (n == r)) && (counter == 1)) && (h == 0)) || (((((p == 0) && (n == r)) && (counter == 0)) && (h == 0)) && (q == 1))) || ((((2 <= counter) && (p == 0)) && (n == r)) && (h == 0)))) [2024-10-15 15:32:49,020 INFO L1541 ArrayList]: Loop invariant at [L38-L56] ((((((((p == 0) && (n == r)) && (n <= 0)) && (counter == 1)) && (h == 0)) && (q == 1)) || ((((2 <= counter) && (p == 0)) && (n == r)) && (h == 0))) && (\old(counter) == 0)) [2024-10-15 15:32:49,020 INFO L1541 ArrayList]: Function contract at [L11]: requires (1 <= cond), ensures ((1 <= cond) && (counter == \old(counter))) [2024-10-15 15:32:49,021 INFO L1541 ArrayList]: Function contract at [L8]: requires (counter == 0), ensures ((counter == 0) && (counter == \old(counter))) [2024-10-15 15:32:49,021 INFO L1541 ArrayList]: Function contract at [L20]: requires (counter == 0), ensures (\old(counter) == 0) [2024-10-15 15:32:49,043 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:32:49,232 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c[525,538] [2024-10-15 15:32:49,273 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:32:49,290 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-10-15 15:32:49,326 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound2.c[525,538] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-10-15 15:32:49,357 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:32:49,376 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:32:49,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:49 WrapperNode [2024-10-15 15:32:49,377 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:32:49,378 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:32:49,379 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:32:49,379 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:32:49,386 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:49" (1/1) ... [2024-10-15 15:32:49,398 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:49" (1/1) ... [2024-10-15 15:32:49,408 INFO L138 Inliner]: procedures = 14, calls = 17, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:32:49,408 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:32:49,409 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:32:49,409 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:32:49,410 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:32:49,419 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:49" (1/1) ... [2024-10-15 15:32:49,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:49" (1/1) ... [2024-10-15 15:32:49,423 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:49" (1/1) ... [2024-10-15 15:32:49,433 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 [2024-10-15 15:32:49,433 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:49" (1/1) ... [2024-10-15 15:32:49,433 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:49" (1/1) ... [2024-10-15 15:32:49,443 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:49" (1/1) ... [2024-10-15 15:32:49,450 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:49" (1/1) ... [2024-10-15 15:32:49,453 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:49" (1/1) ... [2024-10-15 15:32:49,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:49" (1/1) ... [2024-10-15 15:32:49,460 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:32:49,460 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:32:49,460 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:32:49,461 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:32:49,463 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:49" (1/1) ... [2024-10-15 15:32:49,468 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:32:49,486 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:32:49,503 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) [2024-10-15 15:32:49,506 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 [2024-10-15 15:32:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:32:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-10-15 15:32:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-15 15:32:49,545 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-15 15:32:49,545 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:32:49,545 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:32:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:32:49,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:32:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:32:49,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:32:49,546 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:32:49,546 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:32:49,606 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:32:49,608 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:32:49,690 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:32:49,700 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:32:51,579 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:32:51,645 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:32:51,678 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:32:51,680 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-15 15:32:51,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:32:51 BoogieIcfgContainer [2024-10-15 15:32:51,681 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:32:51,681 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:32:51,682 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:32:51,683 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:32:51,684 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:32:47" (1/4) ... [2024-10-15 15:32:51,685 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@63ff7d7c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:32:51, skipping insertion in model container [2024-10-15 15:32:51,685 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:32:48" (2/4) ... [2024-10-15 15:32:51,685 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@63ff7d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:32:51, skipping insertion in model container [2024-10-15 15:32:51,686 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:49" (3/4) ... [2024-10-15 15:32:51,686 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@63ff7d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:32:51, skipping insertion in model container [2024-10-15 15:32:51,687 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:32:51" (4/4) ... [2024-10-15 15:32:51,688 INFO L79 RefereeObserver]: Analyzing ICFG dijkstra-u_unwindbound2.c [2024-10-15 15:32:51,691 INFO L113 InvariantChecker]: Found 2 loops. [2024-10-15 15:32:51,692 INFO L373 InvariantChecker]: Will check inductivity from ENTRY assume_abort_if_notENTRY to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:32:51,693 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 13 edges. [2024-10-15 15:32:51,693 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-10-15 15:32:51,693 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-10-15 15:32:51,693 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 13 edges. [2024-10-15 15:32:51,693 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr4REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:32:51,694 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-10-15 15:32:51,700 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-10-15 15:32:51,701 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-10-15 15:32:51,701 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr10REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 14 edges. [2024-10-15 15:32:51,701 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-10-15 15:32:51,701 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr12ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 17 edges. [2024-10-15 15:32:51,702 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-10-15 15:32:51,702 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:32:51,702 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr11REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 15 edges. [2024-10-15 15:32:51,702 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-10-15 15:32:51,702 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 4 edges. [2024-10-15 15:32:51,702 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L30-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-10-15 15:32:51,703 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L52-2 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:32:51,703 INFO L131 InvariantChecker]: Will check 10 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 5 loop-free subgraphs from procedure entry to error location [2024-10-15 15:32:51,770 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-10-15 15:32:51,771 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:51,773 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:51,773 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:51,774 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:51,776 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:51,790 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-10-15 15:32:51,795 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:51,795 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:51,795 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:51,796 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:51,798 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:51,812 INFO L520 InvariantChecker]: The annotation(s) from entry assume_abort_if_notENTRY to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:32:51,862 INFO L309 BlockEncoder]: Initial Icfg 13 locations, 13 edges [2024-10-15 15:32:51,863 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:51,863 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:51,863 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:51,863 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:51,863 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:51,959 INFO L101 BaseMinimizeStates]: Removed 24 edges and 11 locations by large block encoding [2024-10-15 15:32:51,960 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:51,960 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:51,960 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:51,960 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:51,973 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:52,148 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to loop head mainErr2ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:52,217 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-10-15 15:32:52,217 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:52,217 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:52,218 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:52,218 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:52,218 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:52,228 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-10-15 15:32:52,229 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:52,229 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:52,229 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:52,229 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:52,232 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:52,270 INFO L309 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-10-15 15:32:52,271 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:52,271 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:52,271 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:52,271 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:52,271 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:52,280 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-10-15 15:32:52,280 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:52,280 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:52,280 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:52,280 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:52,281 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:52,365 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:52,416 INFO L309 BlockEncoder]: Initial Icfg 12 locations, 13 edges [2024-10-15 15:32:52,416 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:52,416 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:52,416 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:52,416 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:52,416 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:52,445 INFO L101 BaseMinimizeStates]: Removed 24 edges and 10 locations by large block encoding [2024-10-15 15:32:52,446 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:52,446 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:52,446 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:52,446 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:52,454 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:52,821 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:52,885 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:32:52,886 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:52,886 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:52,886 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:52,887 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:52,887 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:52,906 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:32:52,907 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:52,907 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:52,907 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:52,907 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:52,907 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:52,938 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr4REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:52,973 INFO L309 BlockEncoder]: Initial Icfg 10 locations, 9 edges [2024-10-15 15:32:52,974 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:52,974 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:52,974 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:52,974 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:52,974 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:53,005 INFO L101 BaseMinimizeStates]: Removed 16 edges and 8 locations by large block encoding [2024-10-15 15:32:53,006 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:53,006 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:53,006 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:53,007 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:53,007 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:53,011 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:53,030 INFO L309 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-10-15 15:32:53,031 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:53,031 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:53,032 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:53,032 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:53,033 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:53,054 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-10-15 15:32:53,055 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:53,056 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:53,056 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:53,057 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:53,057 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:53,306 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:53,368 INFO L309 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-10-15 15:32:53,368 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:53,368 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:53,368 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:53,369 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:53,369 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:53,369 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-10-15 15:32:53,369 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:53,369 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:53,370 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:53,370 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:53,370 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:53,372 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:53,391 INFO L309 BlockEncoder]: Initial Icfg 13 locations, 14 edges [2024-10-15 15:32:53,391 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:53,392 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:53,392 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:53,392 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:53,392 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:53,429 INFO L101 BaseMinimizeStates]: Removed 28 edges and 11 locations by large block encoding [2024-10-15 15:32:53,430 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:53,430 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:53,430 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:53,430 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:53,437 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:54,313 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr10REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:54,386 INFO L309 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-10-15 15:32:54,387 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:54,387 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:54,387 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:54,387 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:54,387 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:54,397 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-10-15 15:32:54,398 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:54,398 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:54,398 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:54,398 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:54,398 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:54,656 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:54,734 INFO L309 BlockEncoder]: Initial Icfg 16 locations, 17 edges [2024-10-15 15:32:54,735 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:54,735 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:54,735 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:54,735 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:54,735 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:54,789 INFO L101 BaseMinimizeStates]: Removed 40 edges and 14 locations by large block encoding [2024-10-15 15:32:54,789 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:54,790 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:54,790 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:54,790 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:54,791 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:54,792 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr12ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:32:54,811 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:32:54,812 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:54,812 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:54,812 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:54,812 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:54,813 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:54,814 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:32:54,814 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:54,815 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:54,815 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:54,816 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:54,816 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:54,818 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:54,832 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:32:54,833 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:54,833 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:54,833 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:54,833 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:54,833 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:54,836 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:32:54,836 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:54,836 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:54,836 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:54,836 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:54,837 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:54,839 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:32:54,857 INFO L309 BlockEncoder]: Initial Icfg 14 locations, 15 edges [2024-10-15 15:32:54,858 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:54,858 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:54,858 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:54,858 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:54,858 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:54,900 INFO L101 BaseMinimizeStates]: Removed 32 edges and 12 locations by large block encoding [2024-10-15 15:32:54,900 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:54,901 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:54,901 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:54,901 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:54,918 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:55,644 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr11REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:55,704 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:32:55,704 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:55,704 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:55,704 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:55,705 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:55,705 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:55,706 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:32:55,706 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:55,707 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:55,707 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:55,707 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:55,707 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:55,709 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:32:55,724 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-10-15 15:32:55,724 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:55,724 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:55,724 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:55,724 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:55,724 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:55,727 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-10-15 15:32:55,727 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:55,728 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:55,728 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:55,728 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:55,728 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:55,730 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:55,748 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:32:55,750 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:55,751 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:55,751 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:55,752 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:55,752 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:55,759 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:32:55,761 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:55,761 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:55,761 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:55,761 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:55,761 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:55,774 INFO L520 InvariantChecker]: The annotation(s) from loop head L30-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:55,787 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-10-15 15:32:55,787 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:55,788 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:55,788 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:55,788 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:55,788 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:55,791 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-10-15 15:32:55,792 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:55,792 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:55,793 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:55,793 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:55,793 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:55,796 INFO L520 InvariantChecker]: The annotation(s) from loop head L52-2 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:55,808 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-10-15 15:32:55,808 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@63ff7d7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:32:55, skipping insertion in model container [2024-10-15 15:32:55,808 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:32:55,810 INFO L158 Benchmark]: Toolchain (without parser) took 6812.26ms. Allocated memory was 60.8MB in the beginning and 96.5MB in the end (delta: 35.7MB). Free memory was 29.4MB in the beginning and 29.6MB in the end (delta: -219.7kB). Peak memory consumption was 48.0MB. Max. memory is 16.1GB. [2024-10-15 15:32:55,810 INFO L158 Benchmark]: Witness Parser took 0.23ms. Allocated memory is still 41.9MB. Free memory was 20.1MB in the beginning and 20.1MB in the end (delta: 27.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:55,811 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 41.9MB. Free memory is still 26.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:55,811 INFO L158 Benchmark]: CACSL2BoogieTranslator took 379.96ms. Allocated memory is still 60.8MB. Free memory was 29.3MB in the beginning and 28.5MB in the end (delta: 803.4kB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2024-10-15 15:32:55,812 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.06ms. Allocated memory is still 60.8MB. Free memory was 28.3MB in the beginning and 27.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:55,812 INFO L158 Benchmark]: Boogie Preprocessor took 50.82ms. Allocated memory is still 60.8MB. Free memory was 27.2MB in the beginning and 25.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:32:55,813 INFO L158 Benchmark]: RCFGBuilder took 2220.36ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 25.2MB in the beginning and 34.7MB in the end (delta: -9.5MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2024-10-15 15:32:55,813 INFO L158 Benchmark]: Referee took 4126.90ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 34.7MB in the beginning and 29.6MB in the end (delta: 5.0MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2024-10-15 15:32:55,816 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=1073741825, r=0 and ends in \old(counter)=0, counter=-2147483648, h=0, n=0, p=0, q=1073741825, r=0. 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 41. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 40. Annotation is valid for all loop-free paths from entry of procedure 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 39. 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 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 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 exit of procedure main. Annotation is valid for all loop-free paths from loop head at line 38 to check that procedure precondition always holds at line 57. Annotation is valid for all loop-free paths from loop head at line 30 to loop head at line 30. 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 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 check that procedure precondition always holds at line 58. 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 entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.23ms. Allocated memory is still 41.9MB. Free memory was 20.1MB in the beginning and 20.1MB in the end (delta: 27.6kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.16ms. Allocated memory is still 41.9MB. Free memory is still 26.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 379.96ms. Allocated memory is still 60.8MB. Free memory was 29.3MB in the beginning and 28.5MB in the end (delta: 803.4kB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.06ms. Allocated memory is still 60.8MB. Free memory was 28.3MB in the beginning and 27.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.82ms. Allocated memory is still 60.8MB. Free memory was 27.2MB in the beginning and 25.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2220.36ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 25.2MB in the beginning and 34.7MB in the end (delta: -9.5MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Referee took 4126.90ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 34.7MB in the beginning and 29.6MB in the end (delta: 5.0MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-10-15 15:32:55,900 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