./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound20.c --full-output --witness-type correctness_witness --procedureinliner.inline.calls.to.implemented.procedures NEVER --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_unwindbound20.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/cohendiv-ll_unwindbound20.c ../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_unwindbound20.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 15:32:05,036 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:32:05,106 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:32:05,113 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:32:05,113 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:32:05,141 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:32:05,142 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:32:05,142 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:32:05,143 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:32:05,143 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:32:05,144 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:32:05,144 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:32:05,144 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:32:05,148 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:32:05,148 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:32:05,148 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:32:05,148 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:32:05,149 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:32:05,149 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:32:05,149 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:32:05,149 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:32:05,150 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:32:05,150 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:32:05,151 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:32:05,151 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:32:05,151 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:32:05,152 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:32:05,152 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:32:05,152 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:32:05,152 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:32:05,152 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:32:05,153 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:32:05,439 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:32:05,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:32:05,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:32:05,461 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:32:05,462 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:32:05,463 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound20.c [2024-10-15 15:32:06,947 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:32:07,126 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:32:07,127 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/cohendiv-ll_unwindbound20.c [2024-10-15 15:32:07,135 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/e5364ae4e/cefe7ec4743d40e8a8c51e4a813f6d18/FLAG40d45311b [2024-10-15 15:32:07,522 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/e5364ae4e/cefe7ec4743d40e8a8c51e4a813f6d18 [2024-10-15 15:32:07,524 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:32:07,525 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:32:07,525 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/cohendiv-ll_unwindbound20.yml/witness-2.1.yml [2024-10-15 15:32:07,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:32:07,580 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:32:07,581 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:32:07,581 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:32:07,586 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:32:07,587 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:32:07" (1/2) ... [2024-10-15 15:32:07,590 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78186539 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:07, skipping insertion in model container [2024-10-15 15:32:07,591 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:32:07" (1/2) ... [2024-10-15 15:32:07,592 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21f534b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:32:07, skipping insertion in model container [2024-10-15 15:32:07,592 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 03:32:07" (2/2) ... [2024-10-15 15:32:07,592 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78186539 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:07, skipping insertion in model container [2024-10-15 15:32:07,592 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 03:32:07" (2/2) ... [2024-10-15 15:32:07,603 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:32:07,604 INFO L1541 ArrayList]: Loop invariant at [L37-L61] ((((((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x)) && (\old(counter) == 0)) && (1 <= y)) && (b == ((__int128) a * y))) [2024-10-15 15:32:07,605 INFO L1541 ArrayList]: Loop invariant at [L46-L58] (((((1 <= r) && (((((__int128) q * y) + r) + ((__int128) a * y)) == ((__int128) b + x))) && (\old(counter) == 0)) && (1 <= y)) && (b == ((__int128) a * y))) [2024-10-15 15:32:07,605 INFO L1541 ArrayList]: Function contract at [L11]: requires (counter == 0), ensures (((cond != 0) && (counter == 0)) && (counter == \old(counter))) [2024-10-15 15:32:07,605 INFO L1541 ArrayList]: Function contract at [L14]: requires (cond != 0), ensures ((cond != 0) && (counter == \old(counter))) [2024-10-15 15:32:07,605 INFO L1541 ArrayList]: Function contract at [L23]: requires (counter == 0), ensures (\old(counter) == 0) [2024-10-15 15:32:07,623 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:32:07,801 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/cohendiv-ll_unwindbound20.c[576,589] [2024-10-15 15:32:07,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:32:07,831 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global Start Parsing Global [2024-10-15 15:32:07,871 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/cohendiv-ll_unwindbound20.c[576,589] Start Parsing Global Start Parsing Global Start Parsing Local Start Parsing Local [2024-10-15 15:32:07,889 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:32:07,909 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:32:07,910 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:32:07 WrapperNode [2024-10-15 15:32:07,910 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:32:07,911 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:32:07,911 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:32:07,912 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:32:07,918 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 03:32:07" (1/1) ... [2024-10-15 15:32:07,927 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 03:32:07" (1/1) ... [2024-10-15 15:32:07,937 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:32:07,938 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:32:07,938 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:32:07,938 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:32:07,938 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:32:07,949 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 03:32:07" (1/1) ... [2024-10-15 15:32:07,950 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 03:32:07" (1/1) ... [2024-10-15 15:32:07,953 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 03:32:07" (1/1) ... [2024-10-15 15:32:07,959 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 15:32:07,959 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 03:32:07" (1/1) ... [2024-10-15 15:32:07,960 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 03:32:07" (1/1) ... [2024-10-15 15:32:07,967 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 03:32:07" (1/1) ... [2024-10-15 15:32:07,975 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 03:32:07" (1/1) ... [2024-10-15 15:32:07,976 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 03:32:07" (1/1) ... [2024-10-15 15:32:07,976 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 03:32:07" (1/1) ... [2024-10-15 15:32:07,978 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:32:07,979 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:32:07,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:32:07,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:32:07,980 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 03:32:07" (1/1) ... [2024-10-15 15:32:07,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:32:07,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:32:08,007 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 15:32:08,013 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 15:32:08,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:32:08,055 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-15 15:32:08,055 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-15 15:32:08,055 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:32:08,055 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:32:08,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:32:08,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:32:08,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:32:08,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:32:08,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:32:08,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:32:08,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:32:08,122 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:32:08,126 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:32:08,205 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:32:08,220 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:32:08,349 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:32:08,366 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:32:08,401 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:32:08,402 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-15 15:32:08,402 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:32:08 BoogieIcfgContainer [2024-10-15 15:32:08,402 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:32:08,403 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:32:08,403 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:32:08,405 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:32:08,406 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:32:07" (1/4) ... [2024-10-15 15:32:08,406 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@796175d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:32:08, skipping insertion in model container [2024-10-15 15:32:08,408 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 03:32:07" (2/4) ... [2024-10-15 15:32:08,408 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@796175d3 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:32:08, skipping insertion in model container [2024-10-15 15:32:08,408 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 03:32:07" (3/4) ... [2024-10-15 15:32:08,409 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@796175d3 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:32:08, skipping insertion in model container [2024-10-15 15:32:08,410 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 03:32:08" (4/4) ... [2024-10-15 15:32:08,411 INFO L79 RefereeObserver]: Analyzing ICFG cohendiv-ll_unwindbound20.c [2024-10-15 15:32:08,415 INFO L113 InvariantChecker]: Found 2 loops. [2024-10-15 15:32:08,416 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 15:32:08,416 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:32:08,417 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr9REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-10-15 15:32:08,417 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-10-15 15:32:08,418 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:32:08,418 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 6 edges. [2024-10-15 15:32:08,418 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 15:32:08,418 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 11 edges. [2024-10-15 15:32:08,419 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to ERROR_LOC mainErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 2 edges. [2024-10-15 15:32:08,419 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:32:08,419 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 15:32:08,419 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-10-15 15:32:08,419 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L46-4 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 10 edges. [2024-10-15 15:32:08,419 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 15:32:08,420 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr10ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 11 edges. [2024-10-15 15:32:08,420 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 15:32:08,420 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L37-4 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:32:08,425 INFO L131 InvariantChecker]: Will check 5 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 8 loop-free subgraphs from loop head to error location [2024-10-15 15:32:08,485 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-10-15 15:32:08,485 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:08,486 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:08,486 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:08,489 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:08,491 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,501 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-10-15 15:32:08,502 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,502 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:08,502 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:08,503 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:08,506 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:08,525 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 15:32:08,549 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-10-15 15:32:08,550 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:08,550 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:08,550 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:08,550 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:08,550 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,562 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-10-15 15:32:08,562 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,562 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:08,563 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:08,563 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:08,563 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:08,569 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:08,618 INFO L309 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-10-15 15:32:08,619 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:08,619 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:08,619 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:08,620 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:08,620 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,635 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-10-15 15:32:08,635 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,635 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:08,636 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:08,636 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:08,639 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:08,641 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr9REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:08,656 INFO L309 BlockEncoder]: Initial Icfg 9 locations, 8 edges [2024-10-15 15:32:08,656 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:08,656 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:08,657 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:08,657 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:08,657 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,681 INFO L101 BaseMinimizeStates]: Removed 14 edges and 7 locations by large block encoding [2024-10-15 15:32:08,684 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,684 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:08,684 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:08,684 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:08,684 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:08,689 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:08,708 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-10-15 15:32:08,708 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:08,708 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:08,708 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:08,709 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:08,709 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,714 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-10-15 15:32:08,714 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,714 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:08,715 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:08,715 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:08,715 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:08,717 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:08,728 INFO L309 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-10-15 15:32:08,728 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:08,728 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:08,729 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:08,729 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:08,729 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,737 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-10-15 15:32:08,737 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,737 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:08,737 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:08,737 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:08,738 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:08,740 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:08,762 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-10-15 15:32:08,763 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:08,763 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:08,763 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:08,763 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:08,763 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,771 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-10-15 15:32:08,772 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,772 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:08,772 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:08,772 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:08,772 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:08,775 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:08,789 INFO L309 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-10-15 15:32:08,792 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:08,792 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:08,792 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:08,793 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:08,793 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,818 INFO L101 BaseMinimizeStates]: Removed 22 edges and 8 locations by large block encoding [2024-10-15 15:32:08,819 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,822 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:08,822 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:08,822 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:08,827 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:08,840 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:08,853 INFO L309 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-10-15 15:32:08,853 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:08,853 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:08,854 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:08,854 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:08,854 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,855 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-10-15 15:32:08,855 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,855 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:08,856 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:08,857 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:08,857 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:08,858 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to error location mainErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:08,869 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:32:08,870 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:08,870 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:08,870 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:08,870 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:08,871 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,883 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:32:08,883 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,883 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:08,883 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:08,883 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:08,884 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:08,888 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:08,898 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:32:08,899 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:08,899 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:08,899 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:08,899 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:08,899 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,901 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:32:08,901 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,901 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:08,901 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:08,902 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:08,902 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:08,903 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:08,919 INFO L309 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-10-15 15:32:08,920 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:08,920 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:08,920 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:08,920 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:08,920 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,930 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-10-15 15:32:08,930 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,930 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:08,931 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:08,931 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:08,931 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:08,934 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:08,945 INFO L309 BlockEncoder]: Initial Icfg 11 locations, 10 edges [2024-10-15 15:32:08,945 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:08,945 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:08,945 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:08,946 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:08,946 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,962 INFO L101 BaseMinimizeStates]: Removed 18 edges and 9 locations by large block encoding [2024-10-15 15:32:08,962 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,963 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:08,963 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:08,963 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:08,963 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:08,968 INFO L520 InvariantChecker]: The annotation(s) from loop head L46-4 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:32:08,977 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:32:08,977 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:08,977 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:08,978 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:08,978 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:08,978 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,980 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:32:08,981 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:08,981 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:08,981 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:08,981 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:08,981 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:08,987 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:32:08,995 INFO L309 BlockEncoder]: Initial Icfg 10 locations, 11 edges [2024-10-15 15:32:08,995 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:08,996 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:08,996 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:08,996 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:08,997 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:09,010 INFO L101 BaseMinimizeStates]: Removed 24 edges and 8 locations by large block encoding [2024-10-15 15:32:09,011 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:09,011 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:09,012 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:09,012 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:09,013 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:09,015 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr10ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:32:09,024 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:32:09,024 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:09,024 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:09,024 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:09,025 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:09,025 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:09,026 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:32:09,026 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:09,026 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:09,026 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:09,026 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:09,027 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:09,033 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:32:09,045 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-10-15 15:32:09,045 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:32:09,046 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:32:09,046 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:32:09,046 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:32:09,047 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:09,053 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-10-15 15:32:09,053 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:32:09,053 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:32:09,053 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:32:09,054 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:32:09,054 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:32:09,056 INFO L520 InvariantChecker]: The annotation(s) from loop head L37-4 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:32:09,060 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:32:09,062 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@796175d3 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:32:09, skipping insertion in model container [2024-10-15 15:32:09,062 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:32:09,064 INFO L158 Benchmark]: Toolchain (without parser) took 1483.35ms. Allocated memory was 58.7MB in the beginning and 86.0MB in the end (delta: 27.3MB). Free memory was 30.2MB in the beginning and 59.8MB in the end (delta: -29.5MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2024-10-15 15:32:09,064 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 44.0MB. Free memory was 21.9MB in the beginning and 21.8MB in the end (delta: 56.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:09,065 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 58.7MB. Free memory was 32.3MB in the beginning and 32.2MB in the end (delta: 158.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:32:09,066 INFO L158 Benchmark]: CACSL2BoogieTranslator took 329.94ms. Allocated memory is still 58.7MB. Free memory was 30.1MB in the beginning and 31.1MB in the end (delta: -994.0kB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2024-10-15 15:32:09,069 INFO L158 Benchmark]: Boogie Procedure Inliner took 26.34ms. Allocated memory is still 58.7MB. Free memory was 31.1MB in the beginning and 30.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:32:09,069 INFO L158 Benchmark]: Boogie Preprocessor took 39.81ms. Allocated memory is still 58.7MB. Free memory was 30.0MB in the beginning and 28.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:32:09,070 INFO L158 Benchmark]: RCFGBuilder took 423.59ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 28.3MB in the beginning and 42.9MB in the end (delta: -14.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-15 15:32:09,072 INFO L158 Benchmark]: Referee took 659.34ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 42.9MB in the beginning and 59.8MB in the end (delta: -16.9MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. [2024-10-15 15:32:09,075 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from loop head at line 37 to check that procedure precondition always holds at line 37. 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 46 to check that procedure precondition always holds at line 47. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 48. Annotation is valid for all loop-free paths from loop head at line 37 to loop head at line 46. 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 16. Annotation is valid for all loop-free paths from loop head at line 46 to loop head at line 37. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 54. Annotation is valid for all loop-free paths from loop head at line 37 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 47. Annotation is valid for all loop-free paths from entry of procedure main to check that procedure precondition always holds at line 30. Annotation is valid for all loop-free paths from loop head at line 46 to loop head at line 46. Annotation is valid for all loop-free paths from loop head at line 37 to exit of procedure main. Annotation is valid for all loop-free paths from loop head at line 37 to check that procedure precondition always holds at line 38. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 37. 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: * CDTParser took 0.21ms. Allocated memory is still 44.0MB. Free memory was 21.9MB in the beginning and 21.8MB in the end (delta: 56.2kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.12ms. Allocated memory is still 58.7MB. Free memory was 32.3MB in the beginning and 32.2MB in the end (delta: 158.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 329.94ms. Allocated memory is still 58.7MB. Free memory was 30.1MB in the beginning and 31.1MB in the end (delta: -994.0kB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 26.34ms. Allocated memory is still 58.7MB. Free memory was 31.1MB in the beginning and 30.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.81ms. Allocated memory is still 58.7MB. Free memory was 30.0MB in the beginning and 28.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 423.59ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 28.3MB in the beginning and 42.9MB in the end (delta: -14.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Referee took 659.34ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 42.9MB in the beginning and 59.8MB in the end (delta: -16.9MB). Peak memory consumption was 21.9MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:32:09,110 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE