./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound2.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/hard-ll_valuebound2.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a9b967e5 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_valuebound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/hard-ll_valuebound2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:50:56,020 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:50:56,098 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:50:56,104 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:50:56,104 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:50:56,124 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:50:56,125 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:50:56,125 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:50:56,126 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:50:56,126 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:50:56,127 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:50:56,127 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:50:56,127 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:50:56,128 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:50:56,128 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:50:56,128 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:50:56,129 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:50:56,129 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:50:56,129 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:50:56,130 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:50:56,134 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:50:56,135 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:50:56,135 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:50:56,136 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:50:56,136 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:50:56,136 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:50:56,136 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:50:56,136 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:50:56,137 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:50:56,137 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:50:56,137 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:50:56,137 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:50:56,137 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:50:56,138 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:50:56,138 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:50:56,138 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:50:56,139 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:50:56,140 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:50:56,140 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:50:56,140 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:50:56,141 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:50:56,141 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:50:56,141 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:50:56,407 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:50:56,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:50:56,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:50:56,436 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:50:56,437 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:50:56,438 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound2.c [2024-09-11 20:50:57,862 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:50:58,037 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:50:58,038 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound2.c [2024-09-11 20:50:58,048 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/2ed154100/ad4916ba665843b297e9ddc2bbfc3734/FLAGecaec4aef [2024-09-11 20:50:58,423 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/2ed154100/ad4916ba665843b297e9ddc2bbfc3734 [2024-09-11 20:50:58,425 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:50:58,427 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:50:58,428 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hard-ll_valuebound2.yml/witness-2.1.yml [2024-09-11 20:50:58,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:50:58,488 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:50:58,489 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:50:58,489 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:50:58,495 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:50:58,496 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:50:58" (1/2) ... [2024-09-11 20:50:58,498 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e9eec30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:58, skipping insertion in model container [2024-09-11 20:50:58,499 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:50:58" (1/2) ... [2024-09-11 20:50:58,501 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13221dd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:50:58, skipping insertion in model container [2024-09-11 20:50:58,501 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:58" (2/2) ... [2024-09-11 20:50:58,502 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e9eec30 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:58, skipping insertion in model container [2024-09-11 20:50:58,502 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:58" (2/2) ... [2024-09-11 20:50:58,510 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:50:58,511 INFO L1541 ArrayList]: Loop invariant at [L46-L58] (((((((((((((p == 4) && (r <= 2)) && (q == 0)) && (r == (A % 4294967296))) && (((__int128) r + 1) <= d)) && ((d % 2) == 0)) && ((d / 2) <= r)) && (((d / 2) + (A % 4294967296)) == (((long long) 2 * (B % 4294967296)) + r))) || ((((((d == 1) && (p == 1)) && ((B % 4294967296) == 1)) && (r == 0)) && (2 == q)) && (2 == (A % 4294967296)))) || ((((((((A % 4294967296) <= 2) && (2 == p)) && (((long long) 2 * (B % 4294967296)) == d)) && (q == 0)) && (r == (A % 4294967296))) && (((__int128) r + 1) <= d)) && ((d / 2) <= r))) || ((((((2 == p) && ((B % 4294967296) == 1)) && (r == 0)) && (2 == q)) && (2 == (A % 4294967296))) && (2 == d))) || ((((((((r + (B % 4294967296)) == (A % 4294967296)) && (p == 1)) && ((A % 4294967296) <= 2)) && (0 <= r)) && (q == 1)) && ((d + (A % 4294967296)) == (((long long) 2 * (B % 4294967296)) + r))) && (((__int128) r + 1) <= d))) || ((((p == 1) && (q == 0)) && ((((B / 4294967296) * 4294967296) + d) == B)) && (r == (A % 4294967296)))) [2024-09-11 20:50:58,511 INFO L1541 ArrayList]: Loop invariant at [L36-L44] (((((((((2 == p) && (((long long) 2 * (B % 4294967296)) == d)) && (r <= 2)) && (q == 0)) && (1 <= d)) && (r == (A % 4294967296))) && ((d / 2) <= r)) || ((((((((p == 4) && (r <= 2)) && (q == 0)) && (1 <= d)) && (r == (A % 4294967296))) && ((d % 2) == 0)) && ((d / 2) <= r)) && (((d / 2) + (A % 4294967296)) == (((long long) 2 * (B % 4294967296)) + r)))) || ((((((p == 1) && (r <= 2)) && (q == 0)) && ((((B / 4294967296) * 4294967296) + d) == B)) && (1 <= d)) && (r == (A % 4294967296)))) [2024-09-11 20:50:58,512 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:50:58,512 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-11 20:50:58,532 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:50:58,706 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound2.c[538,551] [2024-09-11 20:50:58,732 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:50:58,747 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:50:58,787 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound2.c[538,551] Start Parsing Local Start Parsing Local [2024-09-11 20:50:58,834 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:50:58,858 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:50:58,859 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:50:58 WrapperNode [2024-09-11 20:50:58,859 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:50:58,860 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:50:58,860 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:50:58,861 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:50:58,874 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 11.09 08:50:58" (1/1) ... [2024-09-11 20:50:58,875 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 11.09 08:50:58" (1/1) ... [2024-09-11 20:50:58,884 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 11.09 08:50:58" (1/1) ... [2024-09-11 20:50:58,914 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 [2024-09-11 20:50:58,915 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 11.09 08:50:58" (1/1) ... [2024-09-11 20:50:58,916 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 11.09 08:50:58" (1/1) ... [2024-09-11 20:50:58,927 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 11.09 08:50:58" (1/1) ... [2024-09-11 20:50:58,934 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 11.09 08:50:58" (1/1) ... [2024-09-11 20:50:58,940 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 11.09 08:50:58" (1/1) ... [2024-09-11 20:50:58,942 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 11.09 08:50:58" (1/1) ... [2024-09-11 20:50:58,944 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:50:58,945 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:50:58,946 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:50:58,946 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:50:58,947 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 11.09 08:50:58" (1/1) ... [2024-09-11 20:50:58,952 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:50:58,958 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:50:58,973 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) [2024-09-11 20:50:58,975 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 [2024-09-11 20:50:59,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:50:59,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:50:59,018 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:50:59,018 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:50:59,019 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:50:59,019 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:50:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:50:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:50:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:50:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:50:59,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-11 20:50:59,020 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:50:59,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:50:59,020 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:50:59,020 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:50:59,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:50:59,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:50:59,021 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:50:59,021 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:50:59,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:50:59,079 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:50:59,081 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:50:59,374 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:50:59,429 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live. [2024-09-11 20:50:59,430 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:50:59,459 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:50:59,462 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-11 20:50:59,463 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:50:59 BoogieIcfgContainer [2024-09-11 20:50:59,463 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:50:59,463 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:50:59,463 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:50:59,464 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:50:59,464 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:50:58" (1/4) ... [2024-09-11 20:50:59,465 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@40948c13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:50:59, skipping insertion in model container [2024-09-11 20:50:59,465 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:50:58" (2/4) ... [2024-09-11 20:50:59,465 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@40948c13 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:50:59, skipping insertion in model container [2024-09-11 20:50:59,465 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 11.09 08:50:58" (3/4) ... [2024-09-11 20:50:59,465 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@40948c13 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:50:59, skipping insertion in model container [2024-09-11 20:50:59,465 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:50:59" (4/4) ... [2024-09-11 20:50:59,468 INFO L79 RefereeObserver]: Analyzing ICFG hard-ll_valuebound2.c [2024-09-11 20:50:59,472 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-11 20:50:59,473 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:50:59,474 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-11 20:50:59,474 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:50:59,474 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-11 20:50:59,474 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-11 20:50:59,474 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:50:59,475 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:50:59,475 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:50:59,475 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:50:59,475 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:50:59,475 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:50:59,476 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:50:59,476 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:50:59,476 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:50:59,476 INFO L130 InvariantChecker]: Will check 7 loop-free subgraphs from loop head to error location, 3 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head [2024-09-11 20:50:59,596 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:50:59,597 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:59,598 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:59,599 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:59,600 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:59,608 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:59,618 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:50:59,619 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:59,619 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:59,619 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:59,620 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:59,623 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:59,642 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:50:59,668 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-11 20:50:59,669 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:59,670 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:59,670 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:59,670 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:59,671 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:59,708 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-11 20:50:59,710 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:59,710 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:59,710 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:59,710 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:59,719 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:59,725 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:50:59,746 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:50:59,746 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:59,746 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:59,747 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:59,747 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:59,747 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:59,755 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:50:59,755 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:59,756 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:59,756 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:59,756 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:59,756 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:59,759 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:50:59,776 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 8 edges [2024-09-11 20:50:59,777 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:59,777 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:59,777 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:59,777 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:59,777 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:59,833 INFO L101 BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding [2024-09-11 20:50:59,833 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:59,833 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:59,834 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:59,834 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:59,844 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:59,853 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:50:59,874 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-11 20:50:59,875 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:59,875 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:59,875 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:59,875 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:59,876 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:59,899 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-11 20:50:59,899 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:59,900 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:59,900 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:59,900 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:59,904 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:59,909 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:50:59,923 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:50:59,923 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:59,923 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:59,923 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:59,924 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:59,924 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:59,940 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-11 20:50:59,941 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:59,941 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:59,941 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:59,941 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:59,945 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:59,949 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:50:59,966 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:50:59,967 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:50:59,967 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:50:59,968 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:50:59,968 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:50:59,968 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:59,985 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:50:59,985 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:50:59,985 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:50:59,986 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:50:59,986 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:50:59,986 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:50:59,992 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:00,021 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:51:00,025 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:00,026 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:00,026 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:00,026 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:00,027 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:00,037 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:51:00,038 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:00,038 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:00,038 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:00,039 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:00,039 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:00,042 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:00,056 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:00,056 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:00,056 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:00,057 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:00,057 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:00,057 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:00,064 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:00,064 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:00,064 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:00,064 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:00,065 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:00,065 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:00,070 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:00,082 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:00,082 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:00,082 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:00,082 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:00,082 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:00,082 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:00,086 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:00,086 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:00,087 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:00,087 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:00,087 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:00,087 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:00,090 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:00,101 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:51:00,101 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:00,101 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:00,101 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:00,101 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:00,101 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:00,112 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:51:00,112 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:00,112 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:00,113 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:00,113 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:00,113 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:00,122 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:00,134 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:51:00,134 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:00,134 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:00,135 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:00,135 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:00,135 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:00,137 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:51:00,137 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:00,137 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:00,138 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:00,138 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:00,138 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:00,139 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:00,152 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:00,153 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:00,153 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:00,153 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:00,154 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:00,154 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:00,155 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:00,155 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:00,156 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:00,156 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:00,156 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:00,156 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:00,158 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:51:00,168 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:51:00,169 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:00,169 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:00,169 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:00,169 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:00,169 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:00,181 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:51:00,185 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:00,185 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:00,185 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:00,185 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:00,186 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:00,194 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:00,198 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:51:00,198 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@40948c13 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:51:00, skipping insertion in model container [2024-09-11 20:51:00,198 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:51:00,200 INFO L158 Benchmark]: Toolchain (without parser) took 1711.37ms. Allocated memory is still 155.2MB. Free memory was 116.8MB in the beginning and 85.6MB in the end (delta: 31.2MB). Peak memory consumption was 77.6MB. Max. memory is 16.1GB. [2024-09-11 20:51:00,200 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory is still 90.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:00,200 INFO L158 Benchmark]: Witness Parser took 0.14ms. Allocated memory is still 155.2MB. Free memory is still 119.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:00,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.15ms. Allocated memory is still 155.2MB. Free memory was 116.8MB in the beginning and 102.0MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:51:00,201 INFO L158 Benchmark]: Boogie Preprocessor took 84.69ms. Allocated memory is still 155.2MB. Free memory was 102.0MB in the beginning and 99.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:51:00,201 INFO L158 Benchmark]: RCFGBuilder took 517.39ms. Allocated memory is still 155.2MB. Free memory was 98.8MB in the beginning and 70.6MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-09-11 20:51:00,202 INFO L158 Benchmark]: Referee took 734.88ms. Allocated memory is still 155.2MB. Free memory was 70.6MB in the beginning and 85.6MB in the end (delta: -15.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-09-11 20:51:00,207 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 loop head at line 46 to loop head at line 46. Annotation is valid for all loop-free paths from loop head at line 36 to loop head at line 36. 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 check that procedure precondition always holds at line 60. 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 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 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 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 36 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 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. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory is still 90.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.14ms. Allocated memory is still 155.2MB. Free memory is still 119.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 370.15ms. Allocated memory is still 155.2MB. Free memory was 116.8MB in the beginning and 102.0MB in the end (delta: 14.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.69ms. Allocated memory is still 155.2MB. Free memory was 102.0MB in the beginning and 99.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 517.39ms. Allocated memory is still 155.2MB. Free memory was 98.8MB in the beginning and 70.6MB in the end (delta: 28.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Referee took 734.88ms. Allocated memory is still 155.2MB. Free memory was 70.6MB in the beginning and 85.6MB in the end (delta: -15.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:51:00,237 INFO L540 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound2.c ../results/automizer-verification-files/SV-COMP24_unreach-call/hard-ll_valuebound2.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --- Real Ultimate output --- This is Ultimate 0.2.4-dev-a9b967e-m [2024-09-11 20:51:02,370 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:51:02,450 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:51:02,455 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:51:02,456 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:51:02,488 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:51:02,489 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:51:02,489 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:51:02,490 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:51:02,491 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:51:02,492 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:51:02,492 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:51:02,493 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:51:02,496 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:51:02,496 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:51:02,497 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:51:02,497 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:51:02,497 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:51:02,498 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:51:02,498 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:51:02,498 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:51:02,499 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:51:02,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:51:02,499 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:51:02,500 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:51:02,500 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:51:02,500 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:51:02,501 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:51:02,501 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:51:02,501 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:51:02,501 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:51:02,502 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:51:02,505 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:51:02,506 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:51:02,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:02,507 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:51:02,507 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:51:02,507 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:51:02,508 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:51:02,508 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:51:02,509 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:51:02,509 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:51:02,509 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:51:02,509 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:51:02,510 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:51:02,510 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:51:02,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:51:02,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:51:02,849 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:51:02,850 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:51:02,851 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:51:02,852 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound2.c [2024-09-11 20:51:04,423 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:51:04,632 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:51:04,632 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound2.c [2024-09-11 20:51:04,644 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/0caf7d1ad/b7c4c25cb2514257bf83afaab6d67f34/FLAGb749181c2 [2024-09-11 20:51:04,668 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/0caf7d1ad/b7c4c25cb2514257bf83afaab6d67f34 [2024-09-11 20:51:04,671 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:51:04,671 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:51:04,672 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/hard-ll_valuebound2.yml/witness-2.1.yml [2024-09-11 20:51:04,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:51:04,743 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:51:04,745 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:04,746 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:51:04,750 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:51:04,752 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:04" (1/2) ... [2024-09-11 20:51:04,753 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f431230 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:04, skipping insertion in model container [2024-09-11 20:51:04,755 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:04" (1/2) ... [2024-09-11 20:51:04,756 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@640fbb1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:04, skipping insertion in model container [2024-09-11 20:51:04,757 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:51:04" (2/2) ... [2024-09-11 20:51:04,757 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f431230 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:04, skipping insertion in model container [2024-09-11 20:51:04,757 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:51:04" (2/2) ... [2024-09-11 20:51:04,765 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:51:04,766 INFO L1541 ArrayList]: Loop invariant at [L46-L58] (((((((((((((p == 4) && (r <= 2)) && (q == 0)) && (r == (A % 4294967296))) && (((__int128) r + 1) <= d)) && ((d % 2) == 0)) && ((d / 2) <= r)) && (((d / 2) + (A % 4294967296)) == (((long long) 2 * (B % 4294967296)) + r))) || ((((((d == 1) && (p == 1)) && ((B % 4294967296) == 1)) && (r == 0)) && (2 == q)) && (2 == (A % 4294967296)))) || ((((((((A % 4294967296) <= 2) && (2 == p)) && (((long long) 2 * (B % 4294967296)) == d)) && (q == 0)) && (r == (A % 4294967296))) && (((__int128) r + 1) <= d)) && ((d / 2) <= r))) || ((((((2 == p) && ((B % 4294967296) == 1)) && (r == 0)) && (2 == q)) && (2 == (A % 4294967296))) && (2 == d))) || ((((((((r + (B % 4294967296)) == (A % 4294967296)) && (p == 1)) && ((A % 4294967296) <= 2)) && (0 <= r)) && (q == 1)) && ((d + (A % 4294967296)) == (((long long) 2 * (B % 4294967296)) + r))) && (((__int128) r + 1) <= d))) || ((((p == 1) && (q == 0)) && ((((B / 4294967296) * 4294967296) + d) == B)) && (r == (A % 4294967296)))) [2024-09-11 20:51:04,766 INFO L1541 ArrayList]: Loop invariant at [L36-L44] (((((((((2 == p) && (((long long) 2 * (B % 4294967296)) == d)) && (r <= 2)) && (q == 0)) && (1 <= d)) && (r == (A % 4294967296))) && ((d / 2) <= r)) || ((((((((p == 4) && (r <= 2)) && (q == 0)) && (1 <= d)) && (r == (A % 4294967296))) && ((d % 2) == 0)) && ((d / 2) <= r)) && (((d / 2) + (A % 4294967296)) == (((long long) 2 * (B % 4294967296)) + r)))) || ((((((p == 1) && (r <= 2)) && (q == 0)) && ((((B / 4294967296) * 4294967296) + d) == B)) && (1 <= d)) && (r == (A % 4294967296)))) [2024-09-11 20:51:04,766 INFO L1541 ArrayList]: Function contract at [L14]: requires (\old(cond) != 0), ensures (\old(cond) != 0) [2024-09-11 20:51:04,766 INFO L1541 ArrayList]: Function contract at [L11]: requires null, ensures (\old(cond) != 0) [2024-09-11 20:51:04,784 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:51:04,939 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound2.c[538,551] [2024-09-11 20:51:04,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:04,978 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global Start Parsing Global [2024-09-11 20:51:05,014 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/hard-ll_valuebound2.c[538,551] Start Parsing Local Start Parsing Local [2024-09-11 20:51:05,058 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:05,076 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:51:05,077 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:05 WrapperNode [2024-09-11 20:51:05,077 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:05,079 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:51:05,079 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:51:05,079 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:51:05,091 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 11.09 08:51:05" (1/1) ... [2024-09-11 20:51:05,091 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 11.09 08:51:05" (1/1) ... [2024-09-11 20:51:05,099 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 11.09 08:51:05" (1/1) ... [2024-09-11 20:51:05,108 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 [2024-09-11 20:51:05,108 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 11.09 08:51:05" (1/1) ... [2024-09-11 20:51:05,109 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 11.09 08:51:05" (1/1) ... [2024-09-11 20:51:05,119 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 11.09 08:51:05" (1/1) ... [2024-09-11 20:51:05,128 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 11.09 08:51:05" (1/1) ... [2024-09-11 20:51:05,130 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 11.09 08:51:05" (1/1) ... [2024-09-11 20:51:05,131 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 11.09 08:51:05" (1/1) ... [2024-09-11 20:51:05,139 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:51:05,140 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:51:05,140 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:51:05,140 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:51:05,141 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 11.09 08:51:05" (1/1) ... [2024-09-11 20:51:05,147 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:05,157 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:51:05,170 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) [2024-09-11 20:51:05,178 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 [2024-09-11 20:51:05,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:51:05,225 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:51:05,225 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:51:05,226 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:51:05,226 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:51:05,226 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:51:05,226 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:51:05,226 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:51:05,226 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:51:05,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:51:05,226 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2024-09-11 20:51:05,227 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:51:05,227 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:51:05,227 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:51:05,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:51:05,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:51:05,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:51:05,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:51:05,227 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:51:05,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:51:05,306 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:51:05,310 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:51:06,095 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:51:06,142 INFO L? ?]: Removed 41 outVars from TransFormulas that were not future-live. [2024-09-11 20:51:06,142 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:51:06,161 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:51:06,161 INFO L318 CfgBuilder]: Removed 2 assume(true) statements. [2024-09-11 20:51:06,161 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:06 BoogieIcfgContainer [2024-09-11 20:51:06,162 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:51:06,162 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:51:06,162 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:51:06,163 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:51:06,163 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:04" (1/4) ... [2024-09-11 20:51:06,164 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@40aa8927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:06, skipping insertion in model container [2024-09-11 20:51:06,164 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 11.09 08:51:04" (2/4) ... [2024-09-11 20:51:06,164 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@40aa8927 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:06, skipping insertion in model container [2024-09-11 20:51:06,173 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 11.09 08:51:05" (3/4) ... [2024-09-11 20:51:06,173 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@40aa8927 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:06, skipping insertion in model container [2024-09-11 20:51:06,174 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:06" (4/4) ... [2024-09-11 20:51:06,175 INFO L79 RefereeObserver]: Analyzing ICFG hard-ll_valuebound2.c [2024-09-11 20:51:06,179 INFO L112 InvariantChecker]: Found 2 loops. [2024-09-11 20:51:06,179 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:51:06,180 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr8REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 9 edges. [2024-09-11 20:51:06,180 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:51:06,180 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-09-11 20:51:06,180 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 9 edges. [2024-09-11 20:51:06,180 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr7REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 8 edges. [2024-09-11 20:51:06,181 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:51:06,181 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:51:06,181 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr5REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:06,181 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:06,181 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L54-2 to ERROR_LOC mainErr6REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-09-11 20:51:06,181 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:51:06,182 INFO L367 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:06,182 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L36-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-09-11 20:51:06,182 INFO L130 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 3 loop-free subgraphs from procedure entry to error location, 7 loop-free subgraphs from loop head to error location [2024-09-11 20:51:06,238 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 4 edges [2024-09-11 20:51:06,239 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:06,239 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:06,239 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:06,240 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:06,242 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:06,251 INFO L101 BaseMinimizeStates]: Removed 6 edges and 2 locations by large block encoding [2024-09-11 20:51:06,254 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:06,254 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:06,254 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:06,255 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:06,258 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:06,275 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location assume_abort_if_notErr0ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:06,314 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-11 20:51:06,314 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:06,318 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:06,318 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:06,318 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:06,319 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:06,357 INFO L101 BaseMinimizeStates]: Removed 18 edges and 6 locations by large block encoding [2024-09-11 20:51:06,357 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:06,357 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:06,358 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:06,358 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:06,368 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:06,372 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr8REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:06,402 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:51:06,403 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:06,403 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:06,403 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:06,403 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:06,403 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:06,418 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:51:06,419 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:06,419 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:06,419 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:06,419 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:06,419 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:06,432 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:06,451 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 8 edges [2024-09-11 20:51:06,452 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:06,453 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:06,453 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:06,453 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:06,453 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:06,518 INFO L101 BaseMinimizeStates]: Removed 14 edges and 6 locations by large block encoding [2024-09-11 20:51:06,518 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:06,518 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:06,519 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:06,519 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:06,529 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:06,641 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:06,683 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 9 edges [2024-09-11 20:51:06,684 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:06,684 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:06,684 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:06,685 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:06,685 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:06,720 INFO L101 BaseMinimizeStates]: Removed 16 edges and 6 locations by large block encoding [2024-09-11 20:51:06,721 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:06,721 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:06,721 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:06,721 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:06,726 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:06,797 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr4ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:06,822 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-09-11 20:51:06,822 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:06,823 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:06,823 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:06,823 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:06,823 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:06,842 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-09-11 20:51:06,843 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:06,843 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:06,843 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:06,843 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:06,848 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:06,851 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr7REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:06,872 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:51:06,873 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:06,873 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:06,873 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:06,873 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:06,874 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:06,900 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:51:06,900 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:06,900 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:06,901 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:06,901 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:06,901 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:06,948 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:06,968 INFO L314 BlockEncoder]: Initial Icfg 8 locations, 7 edges [2024-09-11 20:51:06,969 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:06,969 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:06,969 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:06,970 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:06,970 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:06,978 INFO L101 BaseMinimizeStates]: Removed 12 edges and 6 locations by large block encoding [2024-09-11 20:51:06,979 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:06,979 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:06,979 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:06,980 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:06,980 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:06,984 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:06,997 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:06,997 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:06,997 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:06,998 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:06,998 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:06,998 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:07,005 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:07,006 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:07,006 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:07,006 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:07,006 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:07,006 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:07,215 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr5REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:07,234 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:07,234 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:07,234 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:07,234 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:07,234 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:07,234 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:07,238 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:07,238 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:07,238 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:07,239 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:07,239 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:07,239 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:07,241 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:07,259 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-09-11 20:51:07,260 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:07,260 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:07,260 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:07,260 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:07,260 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:07,269 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-09-11 20:51:07,270 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:07,270 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:07,270 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:07,270 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:07,270 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:08,149 INFO L514 InvariantChecker]: The annotation(s) from loop head L54-2 to error location mainErr6REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:08,170 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:51:08,171 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:08,171 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:08,171 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:08,171 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:08,171 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:08,173 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:51:08,173 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:08,174 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:08,174 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:08,174 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:08,174 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:08,176 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:08,185 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:08,186 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:08,186 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:08,186 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:08,186 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:08,186 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:08,188 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:08,188 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:08,188 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:08,188 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:08,188 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:08,188 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:08,190 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:51:08,201 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:51:08,201 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:08,202 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:08,202 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:08,202 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:08,202 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:08,213 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:51:08,217 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:08,217 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:08,217 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:08,218 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:08,218 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:08,285 INFO L514 InvariantChecker]: The annotation(s) from loop head L36-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:08,295 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:51:08,296 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@40aa8927 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:51:08, skipping insertion in model container [2024-09-11 20:51:08,296 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:51:08,298 INFO L158 Benchmark]: Toolchain (without parser) took 3553.72ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 48.7MB in the beginning and 31.9MB in the end (delta: 16.8MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2024-09-11 20:51:08,298 INFO L158 Benchmark]: CDTParser took 0.78ms. Allocated memory is still 50.3MB. Free memory is still 27.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:08,298 INFO L158 Benchmark]: Witness Parser took 0.60ms. Allocated memory is still 69.2MB. Free memory is still 32.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:08,299 INFO L158 Benchmark]: CACSL2BoogieTranslator took 332.83ms. Allocated memory is still 69.2MB. Free memory was 48.4MB in the beginning and 32.8MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-09-11 20:51:08,299 INFO L158 Benchmark]: Boogie Preprocessor took 60.50ms. Allocated memory is still 69.2MB. Free memory was 32.8MB in the beginning and 30.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:51:08,300 INFO L158 Benchmark]: RCFGBuilder took 1021.65ms. Allocated memory is still 69.2MB. Free memory was 30.3MB in the beginning and 27.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-09-11 20:51:08,300 INFO L158 Benchmark]: Referee took 2134.00ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 27.6MB in the beginning and 31.9MB in the end (delta: -4.3MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2024-09-11 20:51:08,302 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 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 36 to check that procedure precondition always holds at line 37. 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 check that procedure precondition always holds at line 47. Annotation is valid for all loop-free paths from entry of procedure assume_abort_if_not to exit of procedure assume_abort_if_not. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. 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 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 loop head at line 36. Annotation is valid for all loop-free paths from loop head at line 36 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 60. 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 36 to check that procedure precondition always holds at line 37. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.78ms. Allocated memory is still 50.3MB. Free memory is still 27.5MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.60ms. Allocated memory is still 69.2MB. Free memory is still 32.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 332.83ms. Allocated memory is still 69.2MB. Free memory was 48.4MB in the beginning and 32.8MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.50ms. Allocated memory is still 69.2MB. Free memory was 32.8MB in the beginning and 30.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1021.65ms. Allocated memory is still 69.2MB. Free memory was 30.3MB in the beginning and 27.6MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Referee took 2134.00ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 27.6MB in the beginning and 31.9MB in the end (delta: -4.3MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:51:08,340 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: UNKNOWN