./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound1.c --full-output --witness-type correctness_witness --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound1.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/mannadiv_valuebound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound1.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 20:51:22,550 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:51:22,643 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-09-11 20:51:22,647 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:51:22,647 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:51:22,667 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:51:22,667 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:51:22,668 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:51:22,669 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:51:22,669 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:51:22,670 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:51:22,670 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:51:22,671 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:51:22,673 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:51:22,673 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:51:22,674 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:51:22,674 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:51:22,674 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:51:22,674 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-09-11 20:51:22,675 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:51:22,675 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:51:22,678 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:51:22,679 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:51:22,679 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:51:22,679 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:51:22,679 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:51:22,680 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:51:22,680 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:51:22,680 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:51:22,680 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:51:22,681 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:51:22,681 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:51:22,681 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:22,681 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:51:22,682 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:51:22,682 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:51:22,682 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-09-11 20:51:22,682 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-09-11 20:51:22,683 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:51:22,683 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:51:22,683 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:51:22,683 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:51:22,684 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:51:22,914 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:51:22,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:51:22,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:51:22,943 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:51:22,944 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:51:22,945 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound1.yml/witness-2.1.yml [2024-09-11 20:51:22,992 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:51:22,992 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:51:22,993 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound1.c [2024-09-11 20:51:24,395 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:51:24,573 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:51:24,576 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound1.c [2024-09-11 20:51:24,583 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/053426543/8619fdd012cb4cef9706f1e7bb243e67/FLAG48d516b05 [2024-09-11 20:51:24,600 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/053426543/8619fdd012cb4cef9706f1e7bb243e67 [2024-09-11 20:51:24,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:51:24,602 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:51:24,603 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:24,605 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:51:24,609 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:51:24,610 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 08:51:22" (1/2) ... [2024-09-11 20:51:24,611 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ca37631 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:24, skipping insertion in model container [2024-09-11 20:51:24,611 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 08:51:22" (1/2) ... [2024-09-11 20:51:24,612 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@53eafac7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:24, skipping insertion in model container [2024-09-11 20:51:24,612 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:24" (2/2) ... [2024-09-11 20:51:24,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ca37631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:24, skipping insertion in model container [2024-09-11 20:51:24,613 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:24" (2/2) ... [2024-09-11 20:51:24,623 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:51:24,625 INFO L1541 ArrayList]: Loop invariant at [L35-L48] (x1 == ((((long long) x2 * y1) + y2) + y3)) [2024-09-11 20:51:24,626 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:51:24,644 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:51:24,822 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/mannadiv_valuebound1.c[573,586] [2024-09-11 20:51:24,835 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:24,842 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:51:24,878 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/mannadiv_valuebound1.c[573,586] Start Parsing Local [2024-09-11 20:51:24,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:24,897 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:51:24,897 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:24 WrapperNode [2024-09-11 20:51:24,898 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:24,898 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:51:24,899 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:51:24,899 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:51:24,909 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:24" (1/1) ... [2024-09-11 20:51:24,910 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:24" (1/1) ... [2024-09-11 20:51:24,915 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:24" (1/1) ... [2024-09-11 20:51:24,923 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:51:24,924 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:24" (1/1) ... [2024-09-11 20:51:24,924 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:24" (1/1) ... [2024-09-11 20:51:24,927 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:24" (1/1) ... [2024-09-11 20:51:24,930 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:24" (1/1) ... [2024-09-11 20:51:24,931 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:24" (1/1) ... [2024-09-11 20:51:24,933 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:24" (1/1) ... [2024-09-11 20:51:24,935 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:51:24,935 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:51:24,935 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:51:24,935 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:51:24,936 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:24" (1/1) ... [2024-09-11 20:51:24,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:24,954 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:51:24,968 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 20:51:24,971 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 20:51:25,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:51:25,013 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:51:25,013 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:51:25,013 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:51:25,013 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:51:25,013 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:51:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:51:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:51:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:51:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:51:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:51:25,014 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:51:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:51:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:51:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:51:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-09-11 20:51:25,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:51:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-09-11 20:51:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-09-11 20:51:25,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:51:25,075 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:51:25,077 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:51:25,202 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:51:25,235 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-09-11 20:51:25,235 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:51:25,261 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:51:25,262 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:51:25,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:25 BoogieIcfgContainer [2024-09-11 20:51:25,263 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:51:25,263 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:51:25,263 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:51:25,264 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:51:25,264 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 08:51:22" (1/4) ... [2024-09-11 20:51:25,265 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@655d38f7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:25, skipping insertion in model container [2024-09-11 20:51:25,265 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:24" (2/4) ... [2024-09-11 20:51:25,265 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@655d38f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:25, skipping insertion in model container [2024-09-11 20:51:25,265 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:24" (3/4) ... [2024-09-11 20:51:25,266 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@655d38f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:25, skipping insertion in model container [2024-09-11 20:51:25,266 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:25" (4/4) ... [2024-09-11 20:51:25,267 INFO L79 RefereeObserver]: Analyzing ICFG mannadiv_valuebound1.c [2024-09-11 20:51:25,272 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:51:25,273 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:51:25,273 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:51:25,273 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:51:25,273 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:25,273 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 20:51:25,273 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 20:51:25,274 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from procedure entry to loop head, 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location [2024-09-11 20:51:25,321 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 7 edges [2024-09-11 20:51:25,321 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:25,323 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:25,324 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:25,324 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:25,326 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:25,369 INFO L101 BaseMinimizeStates]: Removed 12 edges and 5 locations by large block encoding [2024-09-11 20:51:25,372 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:25,372 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:25,372 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:25,372 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:25,380 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:25,392 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:25,403 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:51:25,403 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:25,403 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:25,404 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:25,404 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:25,404 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:25,411 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:51:25,412 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:25,412 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:25,412 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:25,412 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:25,412 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:25,419 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:25,428 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:51:25,429 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:25,429 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:25,429 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:25,429 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:25,429 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:25,436 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:51:25,437 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:25,437 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:25,437 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:25,437 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:25,439 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:25,441 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:25,451 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:25,451 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:25,451 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:25,452 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:25,452 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:25,452 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:25,454 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:25,454 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:25,454 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:25,455 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:25,455 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:25,455 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:25,456 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:25,463 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:51:25,464 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:25,464 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:25,464 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:25,464 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:25,464 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:25,467 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:51:25,467 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:25,468 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:25,468 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:25,468 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:25,469 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:25,470 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:25,478 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:25,478 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:25,478 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:25,478 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:25,478 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:25,478 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:25,480 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:25,480 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:25,480 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:25,480 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:25,480 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:25,480 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:25,482 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:51:25,485 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness [2024-09-11 20:51:25,485 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@655d38f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:51:25, skipping insertion in model container [2024-09-11 20:51:25,485 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:51:25,487 INFO L158 Benchmark]: Toolchain (without parser) took 884.43ms. Allocated memory is still 163.6MB. Free memory was 100.8MB in the beginning and 94.3MB in the end (delta: 6.5MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2024-09-11 20:51:25,487 INFO L158 Benchmark]: Witness Parser took 0.18ms. Allocated memory is still 100.7MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:25,487 INFO L158 Benchmark]: CDTParser took 0.83ms. Allocated memory is still 100.7MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:25,488 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.06ms. Allocated memory is still 163.6MB. Free memory was 100.8MB in the beginning and 129.0MB in the end (delta: -28.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-09-11 20:51:25,488 INFO L158 Benchmark]: Boogie Preprocessor took 36.30ms. Allocated memory is still 163.6MB. Free memory was 129.0MB in the beginning and 127.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-09-11 20:51:25,489 INFO L158 Benchmark]: RCFGBuilder took 327.41ms. Allocated memory is still 163.6MB. Free memory was 127.0MB in the beginning and 113.2MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:51:25,489 INFO L158 Benchmark]: Referee took 222.06ms. Allocated memory is still 163.6MB. Free memory was 113.2MB in the beginning and 94.3MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2024-09-11 20:51:25,494 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness Annotation is a valid proof of correctness Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to check that a call to reach_error is unreachable at line 17. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35. Annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 36. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.18ms. Allocated memory is still 100.7MB. Free memory is still 55.8MB. There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.83ms. Allocated memory is still 100.7MB. Free memory is still 53.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.06ms. Allocated memory is still 163.6MB. Free memory was 100.8MB in the beginning and 129.0MB in the end (delta: -28.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.30ms. Allocated memory is still 163.6MB. Free memory was 129.0MB in the beginning and 127.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 327.41ms. Allocated memory is still 163.6MB. Free memory was 127.0MB in the beginning and 113.2MB in the end (delta: 13.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 222.06ms. Allocated memory is still 163.6MB. Free memory was 113.2MB in the beginning and 94.3MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:51:25,521 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/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/mannadiv_valuebound1.c ../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound1.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 20:51:27,636 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-09-11 20:51:27,715 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Bitvector.epf [2024-09-11 20:51:27,720 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-09-11 20:51:27,721 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-09-11 20:51:27,752 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-09-11 20:51:27,753 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-09-11 20:51:27,753 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-09-11 20:51:27,755 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-09-11 20:51:27,757 INFO L153 SettingsManager]: * Use memory slicer=true [2024-09-11 20:51:27,757 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-09-11 20:51:27,758 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-09-11 20:51:27,758 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-09-11 20:51:27,759 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-09-11 20:51:27,762 INFO L153 SettingsManager]: * Use SBE=true [2024-09-11 20:51:27,762 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-09-11 20:51:27,763 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-09-11 20:51:27,763 INFO L153 SettingsManager]: * sizeof long=4 [2024-09-11 20:51:27,763 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-09-11 20:51:27,763 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-09-11 20:51:27,763 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-09-11 20:51:27,764 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-09-11 20:51:27,764 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-09-11 20:51:27,765 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-09-11 20:51:27,767 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-09-11 20:51:27,768 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-09-11 20:51:27,768 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-09-11 20:51:27,768 INFO L153 SettingsManager]: * sizeof long double=12 [2024-09-11 20:51:27,769 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-09-11 20:51:27,769 INFO L153 SettingsManager]: * Use constant arrays=true [2024-09-11 20:51:27,769 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-09-11 20:51:27,769 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-09-11 20:51:27,770 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-09-11 20:51:27,770 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-09-11 20:51:27,770 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:27,774 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-09-11 20:51:27,775 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-09-11 20:51:27,775 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-09-11 20:51:27,775 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-09-11 20:51:27,775 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-09-11 20:51:27,775 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-09-11 20:51:27,777 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-09-11 20:51:27,777 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-09-11 20:51:27,778 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-09-11 20:51:27,778 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-09-11 20:51:27,779 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None [2024-09-11 20:51:28,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-09-11 20:51:28,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-09-11 20:51:28,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-09-11 20:51:28,124 INFO L270 PluginConnector]: Initializing CDTParser... [2024-09-11 20:51:28,125 INFO L274 PluginConnector]: CDTParser initialized [2024-09-11 20:51:28,127 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound1.c [2024-09-11 20:51:29,593 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-09-11 20:51:29,800 INFO L384 CDTParser]: Found 1 translation units. [2024-09-11 20:51:29,802 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/nla-digbench-scaling/mannadiv_valuebound1.c [2024-09-11 20:51:29,810 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/566f33e1e/d22353dbe2bb4740b3838f3d75d05462/FLAG3f4b353df [2024-09-11 20:51:29,827 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/566f33e1e/d22353dbe2bb4740b3838f3d75d05462 [2024-09-11 20:51:29,830 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-09-11 20:51:29,831 INFO L274 PluginConnector]: Witness Parser initialized [2024-09-11 20:51:29,832 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/mannadiv_valuebound1.yml/witness-2.1.yml [2024-09-11 20:51:29,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-09-11 20:51:29,886 INFO L133 ToolchainWalker]: Walking toolchain with 4 elements. [2024-09-11 20:51:29,888 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:29,889 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-09-11 20:51:29,893 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-09-11 20:51:29,894 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:29" (1/2) ... [2024-09-11 20:51:29,895 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1424f0d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:29, skipping insertion in model container [2024-09-11 20:51:29,897 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.09 08:51:29" (1/2) ... [2024-09-11 20:51:29,899 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1c2e96b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.09 08:51:29, skipping insertion in model container [2024-09-11 20:51:29,899 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 08:51:29" (2/2) ... [2024-09-11 20:51:29,900 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1424f0d2 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:29, skipping insertion in model container [2024-09-11 20:51:29,900 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 08:51:29" (2/2) ... [2024-09-11 20:51:29,906 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-09-11 20:51:29,910 INFO L1541 ArrayList]: Loop invariant at [L35-L48] (x1 == ((((long long) x2 * y1) + y2) + y3)) [2024-09-11 20:51:29,910 INFO L1541 ArrayList]: Function contract at [L15]: requires (1 <= \old(cond)), ensures (1 <= \old(cond)) [2024-09-11 20:51:29,932 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-09-11 20:51:30,088 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/mannadiv_valuebound1.c[573,586] [2024-09-11 20:51:30,109 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:30,120 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-09-11 20:51:30,155 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/mannadiv_valuebound1.c[573,586] Start Parsing Local [2024-09-11 20:51:30,165 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-09-11 20:51:30,182 INFO L204 MainTranslator]: Completed translation [2024-09-11 20:51:30,182 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 11.09 08:51:30 WrapperNode [2024-09-11 20:51:30,183 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-09-11 20:51:30,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-09-11 20:51:30,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-09-11 20:51:30,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-09-11 20:51:30,200 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 08:51:30" (1/1) ... [2024-09-11 20:51:30,201 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 08:51:30" (1/1) ... [2024-09-11 20:51:30,208 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 08:51:30" (1/1) ... [2024-09-11 20:51:30,220 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure __VERIFIER_assert is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-09-11 20:51:30,220 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 08:51:30" (1/1) ... [2024-09-11 20:51:30,220 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 08:51:30" (1/1) ... [2024-09-11 20:51:30,228 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 08:51:30" (1/1) ... [2024-09-11 20:51:30,234 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 08:51:30" (1/1) ... [2024-09-11 20:51:30,235 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 08:51:30" (1/1) ... [2024-09-11 20:51:30,240 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 08:51:30" (1/1) ... [2024-09-11 20:51:30,242 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-09-11 20:51:30,243 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-09-11 20:51:30,243 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-09-11 20:51:30,243 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-09-11 20:51:30,243 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 08:51:30" (1/1) ... [2024-09-11 20:51:30,251 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-09-11 20:51:30,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-09-11 20:51:30,275 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 20:51:30,278 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 20:51:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-09-11 20:51:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-09-11 20:51:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-09-11 20:51:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-09-11 20:51:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-09-11 20:51:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-09-11 20:51:30,317 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2024-09-11 20:51:30,317 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2024-09-11 20:51:30,317 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-09-11 20:51:30,318 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-09-11 20:51:30,318 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2024-09-11 20:51:30,318 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-09-11 20:51:30,318 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-09-11 20:51:30,318 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-09-11 20:51:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-09-11 20:51:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-09-11 20:51:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-09-11 20:51:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-09-11 20:51:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2024-09-11 20:51:30,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-09-11 20:51:30,396 INFO L242 CfgBuilder]: Building ICFG [2024-09-11 20:51:30,400 INFO L268 CfgBuilder]: Building CFG for each procedure with an implementation [2024-09-11 20:51:30,950 WARN L783 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-09-11 20:51:30,999 INFO L? ?]: Removed 23 outVars from TransFormulas that were not future-live. [2024-09-11 20:51:30,999 INFO L291 CfgBuilder]: Performing block encoding [2024-09-11 20:51:31,023 INFO L313 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-09-11 20:51:31,023 INFO L318 CfgBuilder]: Removed 1 assume(true) statements. [2024-09-11 20:51:31,023 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.09 08:51:31 BoogieIcfgContainer [2024-09-11 20:51:31,027 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-09-11 20:51:31,028 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-09-11 20:51:31,028 INFO L270 PluginConnector]: Initializing Referee... [2024-09-11 20:51:31,029 INFO L274 PluginConnector]: Referee initialized [2024-09-11 20:51:31,029 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 11.09 08:51:29" (1/4) ... [2024-09-11 20:51:31,029 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2ff2aa3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 11.09 08:51:31, skipping insertion in model container [2024-09-11 20:51:31,029 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 08:51:29" (2/4) ... [2024-09-11 20:51:31,030 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2ff2aa3f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:31, skipping insertion in model container [2024-09-11 20:51:31,030 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 08:51:30" (3/4) ... [2024-09-11 20:51:31,030 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2ff2aa3f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 11.09 08:51:31, skipping insertion in model container [2024-09-11 20:51:31,030 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 08:51:31" (4/4) ... [2024-09-11 20:51:31,031 INFO L79 RefereeObserver]: Analyzing ICFG mannadiv_valuebound1.c [2024-09-11 20:51:31,038 INFO L112 InvariantChecker]: Found 1 loops. [2024-09-11 20:51:31,040 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-09-11 20:51:31,040 INFO L367 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-09-11 20:51:31,040 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 7 edges. [2024-09-11 20:51:31,041 INFO L367 InvariantChecker]: Will check inductivity from LOOP_HEAD L40-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-09-11 20:51:31,041 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 20:51:31,041 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 20:51:31,042 INFO L130 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to loop head, 2 loop-free subgraphs from loop head to error location, 2 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head [2024-09-11 20:51:31,095 INFO L314 BlockEncoder]: Initial Icfg 7 locations, 7 edges [2024-09-11 20:51:31,096 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:31,097 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:31,098 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:31,099 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:31,101 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:31,173 INFO L101 BaseMinimizeStates]: Removed 12 edges and 5 locations by large block encoding [2024-09-11 20:51:31,174 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:31,174 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:31,174 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:31,175 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:31,193 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:35,253 INFO L510 InvariantChecker]: unknown inductivity: todo good error message [2024-09-11 20:51:35,281 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 5 edges [2024-09-11 20:51:35,281 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:35,281 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:35,281 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:35,281 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:35,281 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:35,287 INFO L101 BaseMinimizeStates]: Removed 8 edges and 4 locations by large block encoding [2024-09-11 20:51:35,288 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:35,288 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:35,288 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:35,288 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:35,288 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:35,295 INFO L514 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-09-11 20:51:35,306 INFO L314 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-09-11 20:51:35,306 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:35,307 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:35,307 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:35,307 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:35,307 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:35,315 INFO L101 BaseMinimizeStates]: Removed 12 edges and 4 locations by large block encoding [2024-09-11 20:51:35,315 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:35,315 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:35,315 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:35,316 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:35,319 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:35,321 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-2 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:35,330 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:35,330 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:35,330 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:35,330 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:35,331 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:35,331 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:35,334 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:35,334 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:35,334 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:35,334 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:35,334 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:35,335 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:37,545 INFO L514 InvariantChecker]: The annotation(s) from loop head L40-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-09-11 20:51:37,566 INFO L314 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-09-11 20:51:37,566 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:37,566 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:37,567 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:37,567 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:37,567 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:37,569 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-09-11 20:51:37,570 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:37,570 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:37,570 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:37,570 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:37,571 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:37,574 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-09-11 20:51:37,581 INFO L314 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-09-11 20:51:37,581 INFO L264 BlockEncoder]: Using Maximize final states [2024-09-11 20:51:37,581 INFO L271 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-09-11 20:51:37,581 INFO L277 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-09-11 20:51:37,581 INFO L172 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-09-11 20:51:37,581 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:37,587 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-09-11 20:51:37,587 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-09-11 20:51:37,587 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-09-11 20:51:37,587 INFO L238 BlockEncoder]: Using Create parallel compositions if possible [2024-09-11 20:51:37,587 INFO L68 ParallelComposer]: Creating parallel compositions [2024-09-11 20:51:37,588 INFO L314 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-09-11 20:51:37,590 INFO L514 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-09-11 20:51:37,593 INFO L58 RefereeStarter]: Insufficient resources for checking whether annotation is a valid proof of correctness [2024-09-11 20:51:37,594 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2ff2aa3f and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 11.09 08:51:37, skipping insertion in model container [2024-09-11 20:51:37,594 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-09-11 20:51:37,595 INFO L158 Benchmark]: Toolchain (without parser) took 7709.30ms. Allocated memory is still 73.4MB. Free memory was 48.8MB in the beginning and 32.1MB in the end (delta: 16.7MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2024-09-11 20:51:37,596 INFO L158 Benchmark]: CDTParser took 0.89ms. Allocated memory is still 56.6MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:37,596 INFO L158 Benchmark]: Witness Parser took 1.16ms. Allocated memory is still 73.4MB. Free memory was 50.9MB in the beginning and 50.6MB in the end (delta: 226.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-09-11 20:51:37,597 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.30ms. Allocated memory is still 73.4MB. Free memory was 48.5MB in the beginning and 34.9MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-11 20:51:37,598 INFO L158 Benchmark]: Boogie Preprocessor took 58.27ms. Allocated memory is still 73.4MB. Free memory was 34.9MB in the beginning and 52.3MB in the end (delta: -17.4MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2024-09-11 20:51:37,598 INFO L158 Benchmark]: RCFGBuilder took 784.61ms. Allocated memory is still 73.4MB. Free memory was 52.3MB in the beginning and 37.3MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-09-11 20:51:37,599 INFO L158 Benchmark]: Referee took 6566.20ms. Allocated memory is still 73.4MB. Free memory was 37.3MB in the beginning and 32.1MB in the end (delta: 5.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-09-11 20:51:37,605 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Insufficient resources for checking whether annotation is a valid proof of correctness Insufficient resources for checking whether annotation is a valid proof of correctness Insufficient resources for checking whether annotation is valid for all loop-free paths from loop head at line 35 to loop head at line 35. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds at line 35. 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 35. Annotation is valid for all loop-free paths from loop head at line 35 to check that procedure precondition always holds 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 17. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.89ms. Allocated memory is still 56.6MB. Free memory is still 40.4MB. There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 1.16ms. Allocated memory is still 73.4MB. Free memory was 50.9MB in the beginning and 50.6MB in the end (delta: 226.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.30ms. Allocated memory is still 73.4MB. Free memory was 48.5MB in the beginning and 34.9MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.27ms. Allocated memory is still 73.4MB. Free memory was 34.9MB in the beginning and 52.3MB in the end (delta: -17.4MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. * RCFGBuilder took 784.61ms. Allocated memory is still 73.4MB. Free memory was 52.3MB in the beginning and 37.3MB in the end (delta: 15.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Referee took 6566.20ms. Allocated memory is still 73.4MB. Free memory was 37.3MB in the beginning and 32.1MB in the end (delta: 5.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-09-11 20:51:37,633 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