./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound5.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/hard-ll_valuebound5.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f1d7dc9d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound5.c ../results/automizer-verification-files/SV-COMP24_unreach-call/hard-ll_valuebound5.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-tmp.dk.referee-eval-f1d7dc9-m [2024-09-20 13:27:51,938 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-20 13:27:51,999 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-20 13:27:52,003 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-20 13:27:52,004 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-20 13:27:52,045 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-20 13:27:52,046 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-20 13:27:52,046 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-20 13:27:52,046 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-20 13:27:52,046 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-20 13:27:52,047 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-20 13:27:52,047 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-20 13:27:52,049 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-20 13:27:52,049 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-20 13:27:52,049 INFO L153 SettingsManager]: * Use SBE=true [2024-09-20 13:27:52,049 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-20 13:27:52,049 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-20 13:27:52,050 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-20 13:27:52,050 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-20 13:27:52,050 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-20 13:27:52,050 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-20 13:27:52,053 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-20 13:27:52,053 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-20 13:27:52,069 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-20 13:27:52,069 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-20 13:27:52,070 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-20 13:27:52,070 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-20 13:27:52,070 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-20 13:27:52,070 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-20 13:27:52,070 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-20 13:27:52,071 INFO L153 SettingsManager]: * Future-live optimization=false [2024-09-20 13:27:52,071 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-20 13:27:52,071 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-20 13:27:52,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:27:52,071 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-20 13:27:52,071 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-20 13:27:52,072 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-20 13:27:52,072 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-20 13:27:52,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-20 13:27:52,074 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-20 13:27:52,074 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-20 13:27:52,075 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-20 13:27:52,075 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-20 13:27:52,075 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-20 13:27:52,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-20 13:27:52,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-20 13:27:52,318 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-20 13:27:52,319 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-20 13:27:52,320 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-20 13:27:52,321 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hard-ll_valuebound5.yml/witness-2.1.yml [2024-09-20 13:27:52,408 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-20 13:27:52,413 INFO L274 PluginConnector]: CDTParser initialized [2024-09-20 13:27:52,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound5.c [2024-09-20 13:27:53,699 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-20 13:27:53,851 INFO L384 CDTParser]: Found 1 translation units. [2024-09-20 13:27:53,852 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound5.c [2024-09-20 13:27:53,860 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/69496c2a0/fd9a1ebc5c57442aa93945672a37cd5d/FLAGe25a2527e [2024-09-20 13:27:53,874 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/69496c2a0/fd9a1ebc5c57442aa93945672a37cd5d [2024-09-20 13:27:53,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-20 13:27:53,876 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-20 13:27:53,878 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-20 13:27:53,878 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-20 13:27:53,883 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-20 13:27:53,884 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:27:52" (1/2) ... [2024-09-20 13:27:53,884 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45049980 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:53, skipping insertion in model container [2024-09-20 13:27:53,885 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:27:52" (1/2) ... [2024-09-20 13:27:53,886 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@581b517e and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 20.09 01:27:53, skipping insertion in model container [2024-09-20 13:27:53,886 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:27:53" (2/2) ... [2024-09-20 13:27:53,886 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45049980 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:53, skipping insertion in model container [2024-09-20 13:27:53,887 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:27:53" (2/2) ... [2024-09-20 13:27:53,894 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-20 13:27:53,894 INFO L1541 ArrayList]: Loop invariant at [L36-L44] ((((((d == B) && (A == r)) && (A <= 5)) && (q == 0)) && (1 <= d)) && (p == 1)) [2024-09-20 13:27:53,894 INFO L1541 ArrayList]: Loop invariant at [L46-L58] ((((((((((((0 <= r) && (((__int128) r + 1) <= d)) && (((__int128) d + r) == A)) && (((__int128) r + ((long long) 2 * B)) == ((__int128) A + d))) && (q == 1)) && (p == 1)) || (((((((0 <= (r + (((__int128) -1 * d) / 2))) && (((__int128) r + 1) <= d)) && (((__int128) A + d) == ((__int128) ((long long) B * 4) + r))) && ((d % 2) == 0)) && (q == 0)) && (p == 4)) && ((A + (d / 2)) == ((__int128) r + ((long long) 2 * B))))) || ((((((q == 2) && (0 <= r)) && (p == 2)) && (((__int128) A + d) == ((__int128) ((long long) B * 4) + r))) && (A == ((__int128) r + ((long long) 2 * B)))) && ((((__int128) d + r) + 1) <= ((long long) B * 4)))) || ((((((A == r) && (d == ((long long) 2 * B))) && (((__int128) r + 1) <= d)) && (p == 2)) && (q == 0)) && (B <= r))) || ((((((q == 2) && (B <= 2147483647)) && (((__int128) r + 1) <= ((__int128) d + (d / 2)))) && (d == ((A + ((__int128) -1 * r)) / 2))) && (A == ((__int128) r + ((long long) 2 * B)))) && (p == 1))) || (((((((((__int128) r + B) + ((__int128) q * B)) == ((__int128) A + d)) && (((__int128) r + 1) <= ((__int128) d + (d / 2)))) && (((__int128) r + ((long long) 2 * B)) <= 4294967295)) && ((r + ((__int128) q * B)) == A)) && (((__int128) d + ((long long) 2 * B)) <= 4294967295)) && (p == 1))) || ((((d == B) && (A == r)) && (q == 0)) && (p == 1))) [2024-09-20 13:27:53,894 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-20 13:27:53,894 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-20 13:27:53,911 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-20 13:27:54,043 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/hard-ll_valuebound5.c[538,551] [2024-09-20 13:27:54,070 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:27:54,079 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-20 13:27:54,112 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/hard-ll_valuebound5.c[538,551] Start Parsing Local Start Parsing Local [2024-09-20 13:27:54,146 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-20 13:27:54,163 INFO L204 MainTranslator]: Completed translation [2024-09-20 13:27:54,164 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:54 WrapperNode [2024-09-20 13:27:54,164 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-20 13:27:54,165 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-20 13:27:54,165 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-20 13:27:54,166 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-20 13:27:54,177 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:54" (1/1) ... [2024-09-20 13:27:54,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:54" (1/1) ... [2024-09-20 13:27:54,183 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:54" (1/1) ... [2024-09-20 13:27:54,196 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure assume_abort_if_not is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-20 13:27:54,196 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:54" (1/1) ... [2024-09-20 13:27:54,197 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:54" (1/1) ... [2024-09-20 13:27:54,201 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:54" (1/1) ... [2024-09-20 13:27:54,204 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:54" (1/1) ... [2024-09-20 13:27:54,214 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:54" (1/1) ... [2024-09-20 13:27:54,218 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:54" (1/1) ... [2024-09-20 13:27:54,221 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-20 13:27:54,222 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-20 13:27:54,222 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-20 13:27:54,222 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-20 13:27:54,223 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:54" (1/1) ... [2024-09-20 13:27:54,233 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-20 13:27:54,240 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-20 13:27:54,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-09-20 13:27:54,255 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-09-20 13:27:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-20 13:27:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-20 13:27:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-20 13:27:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-20 13:27:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-20 13:27:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-20 13:27:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-20 13:27:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-20 13:27:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-20 13:27:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-20 13:27:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-20 13:27:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-20 13:27:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-20 13:27:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-20 13:27:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-20 13:27:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-20 13:27:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-20 13:27:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-20 13:27:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-20 13:27:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-20 13:27:54,342 INFO L242 CfgBuilder]: Building ICFG [2024-09-20 13:27:54,344 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-20 13:27:54,777 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-20 13:27:54,837 INFO L291 CfgBuilder]: Performing block encoding [2024-09-20 13:27:54,883 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-20 13:27:54,883 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-20 13:27:54,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:27:54 BoogieIcfgContainer [2024-09-20 13:27:54,888 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-20 13:27:54,889 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-20 13:27:54,889 INFO L270 PluginConnector]: Initializing Referee... [2024-09-20 13:27:54,889 INFO L274 PluginConnector]: Referee initialized [2024-09-20 13:27:54,890 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 20.09 01:27:52" (1/4) ... [2024-09-20 13:27:54,890 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5548d54f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 20.09 01:27:54, skipping insertion in model container [2024-09-20 13:27:54,890 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 20.09 01:27:53" (2/4) ... [2024-09-20 13:27:54,890 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5548d54f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:27:54, skipping insertion in model container [2024-09-20 13:27:54,890 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:27:54" (3/4) ... [2024-09-20 13:27:54,890 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5548d54f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 20.09 01:27:54, skipping insertion in model container [2024-09-20 13:27:54,890 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:27:54" (4/4) ... [2024-09-20 13:27:54,898 INFO L79 RefereeObserver]: Analyzing ICFG hard-ll_valuebound5.c [2024-09-20 13:27:54,905 INFO L113 InvariantChecker]: Found 2 loops. [2024-09-20 13:27:54,906 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 13:27:54,906 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-20 13:27:54,906 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 13:27:54,907 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-20 13:27:54,907 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-20 13:27:54,907 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-20 13:27:54,907 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-20 13:27:54,907 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-20 13:27:54,907 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 13:27:54,908 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-20 13:27:54,908 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-20 13:27:54,908 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 13:27:54,908 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-20 13:27:54,908 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-20 13:27:54,908 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 7 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from loop head to loop head [2024-09-20 13:27:54,951 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-20 13:27:54,952 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:54,953 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:54,953 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:54,954 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:54,955 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:54,963 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-20 13:27:54,965 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:54,965 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:54,965 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:54,965 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:54,968 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:54,985 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:27:55,012 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-20 13:27:55,012 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:55,012 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:55,013 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:55,013 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:55,013 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,054 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-20 13:27:55,055 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,055 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:55,055 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:55,055 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:55,062 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:55,068 INFO L520 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:55,087 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 13:27:55,087 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:55,088 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:55,088 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:55,088 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:55,089 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,091 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 13:27:55,092 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,092 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:55,092 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:55,092 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:55,092 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:55,094 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:55,112 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 8 edges [2024-09-20 13:27:55,112 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:55,112 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:55,113 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:55,113 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:55,113 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,159 INFO L101 BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding [2024-09-20 13:27:55,159 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,159 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:55,159 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:55,159 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:55,172 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:55,187 INFO L520 InvariantChecker]: The annotation(s) from loop head L54-2 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:27:55,203 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-20 13:27:55,204 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:55,204 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:55,204 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:55,205 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:55,205 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,230 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-20 13:27:55,230 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,230 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:55,231 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:55,231 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:55,235 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:55,239 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:27:55,250 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-20 13:27:55,250 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:55,250 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:55,250 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:55,251 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:55,251 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,268 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-20 13:27:55,268 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,269 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:55,269 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:55,269 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:55,274 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:55,280 INFO L520 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:55,294 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-20 13:27:55,294 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:55,294 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:55,294 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:55,295 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:55,295 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,301 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-20 13:27:55,302 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,302 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:55,302 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:55,303 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:55,303 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:55,324 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-20 13:27:55,325 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:55,325 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:55,327 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:55,327 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:55,327 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,333 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-20 13:27:55,334 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,334 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:55,334 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:55,334 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:55,334 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:55,336 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-20 13:27:55,347 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:27:55,348 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:55,348 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:55,348 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:55,348 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:55,348 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,380 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:27:55,381 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,381 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:55,381 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:55,381 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:55,381 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:55,387 INFO L520 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:55,395 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:27:55,395 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:55,395 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:55,395 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:55,395 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:55,395 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,398 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:27:55,398 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,398 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:55,398 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:55,398 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:55,398 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:55,399 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:55,407 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-20 13:27:55,407 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:55,408 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:55,408 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:55,408 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:55,408 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,417 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-20 13:27:55,417 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,417 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:55,417 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:55,417 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:55,417 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:55,421 INFO L520 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:55,430 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-20 13:27:55,430 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:55,430 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:55,430 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:55,431 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:55,431 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,432 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-20 13:27:55,433 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,433 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:55,433 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:55,433 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:55,433 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:55,434 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-20 13:27:55,442 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-20 13:27:55,442 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:55,442 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:55,443 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:55,443 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:55,443 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,444 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-20 13:27:55,445 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,445 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:55,445 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:55,445 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:55,445 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:55,446 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-20 13:27:55,454 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-20 13:27:55,454 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-20 13:27:55,454 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-20 13:27:55,454 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-20 13:27:55,454 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-20 13:27:55,454 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,457 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-20 13:27:55,457 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-20 13:27:55,457 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-20 13:27:55,458 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-20 13:27:55,458 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-20 13:27:55,458 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-20 13:27:55,459 INFO L520 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-20 13:27:55,465 INFO L58 RefereeStarter]: Annotation is not a valid proof of correctness. [2024-09-20 13:27:55,466 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@5548d54f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 20.09 01:27:55, skipping insertion in model container [2024-09-20 13:27:55,466 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-20 13:27:55,467 INFO L158 Benchmark]: Toolchain (without parser) took 1590.21ms. Allocated memory is still 234.9MB. Free memory was 161.6MB in the beginning and 170.1MB in the end (delta: -8.6MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. [2024-09-20 13:27:55,468 INFO L158 Benchmark]: Witness Parser took 0.57ms. Allocated memory is still 127.9MB. Free memory is still 94.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:27:55,468 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 234.9MB. Free memory is still 208.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-20 13:27:55,468 INFO L158 Benchmark]: CACSL2BoogieTranslator took 286.84ms. Allocated memory is still 234.9MB. Free memory was 161.6MB in the beginning and 146.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-20 13:27:55,469 INFO L158 Benchmark]: Boogie Preprocessor took 56.07ms. Allocated memory is still 234.9MB. Free memory was 146.6MB in the beginning and 144.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-20 13:27:55,470 INFO L158 Benchmark]: RCFGBuilder took 666.41ms. Allocated memory is still 234.9MB. Free memory was 144.5MB in the beginning and 199.2MB in the end (delta: -54.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-09-20 13:27:55,470 INFO L158 Benchmark]: Referee took 577.14ms. Allocated memory is still 234.9MB. Free memory was 199.2MB in the beginning and 170.1MB in the end (delta: 29.1MB). Peak memory consumption was 103.5MB. Max. memory is 16.1GB. [2024-09-20 13:27:55,472 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 36 to loop head at line 36. One counterexample starts in A=1, B=1, d=1, p=1, q=0, r=1 and ends in A=1, B=1, d=2, p=2, q=0, r=1. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 37. 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 46 to loop head at line 46. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 46. Annotation is valid for all loop-free paths from loop head at line 46 to check that procedure precondition always holds at line 60. 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 36 to check that procedure precondition always holds 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 47. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 36. 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 __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 36 to loop head at line 46. Annotation is valid for all loop-free paths from loop head at line 36 to check that procedure precondition always holds at line 38. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.57ms. Allocated memory is still 127.9MB. Free memory is still 94.1MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.22ms. Allocated memory is still 234.9MB. Free memory is still 208.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 286.84ms. Allocated memory is still 234.9MB. Free memory was 161.6MB in the beginning and 146.9MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.07ms. Allocated memory is still 234.9MB. Free memory was 146.6MB in the beginning and 144.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 666.41ms. Allocated memory is still 234.9MB. Free memory was 144.5MB in the beginning and 199.2MB in the end (delta: -54.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Referee took 577.14ms. Allocated memory is still 234.9MB. Free memory was 199.2MB in the beginning and 170.1MB in the end (delta: 29.1MB). Peak memory consumption was 103.5MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be incorrect! [2024-09-20 13:27:55,498 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE