./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-zilu/benchmark32_linear.i --full-output --witness-type correctness_witness --procedureinliner.inline.calls.to.implemented.procedures NEVER --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/benchmark32_linear.yml/witness-2.1.yml --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e378df2c Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/certificate-witnesses-artifact/referee/data/config -Xmx15G -Xms4m -jar /storage/repos/certificate-witnesses-artifact/referee/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/certificate-witnesses-artifact/referee/data -tc /storage/repos/certificate-witnesses-artifact/referee/config/RefereeReachWitnessValidation.xml -i ../sv-benchmarks/c/loop-zilu/benchmark32_linear.i ../results/automizer-verification-files/SV-COMP24_unreach-call/benchmark32_linear.yml/witness-2.1.yml -s /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf --cacsl2boogietranslator.entry.function main --traceabstraction.positions.where.we.compute.the.hoare.annotation None --procedureinliner.inline.calls.to.implemented.procedures NEVER --- Real Ultimate output --- This is Ultimate 0.2.5-wip.dk.contract-modifies-e378df2-m [2024-10-15 15:31:45,016 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:31:45,093 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:31:45,099 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:31:45,099 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:31:45,128 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:31:45,128 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:31:45,129 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:31:45,129 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:31:45,130 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:31:45,130 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:31:45,130 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:31:45,131 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:31:45,131 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:31:45,132 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:31:45,132 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:31:45,135 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:31:45,137 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:31:45,137 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:31:45,137 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:31:45,138 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:31:45,138 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:31:45,141 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:31:45,142 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:31:45,142 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:31:45,142 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:31:45,143 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:31:45,143 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:31:45,143 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:31:45,144 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:31:45,144 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:31:45,144 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/certificate-witnesses-artifact/referee/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:31:45,482 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:31:45,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:31:45,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:31:45,509 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:31:45,510 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:31:45,512 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-zilu/benchmark32_linear.i [2024-10-15 15:31:47,096 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:31:47,283 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:31:47,284 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-zilu/benchmark32_linear.i [2024-10-15 15:31:47,291 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/5ccb7d805/928dde25c30a4613a45a3c8082ece1e4/FLAG23e744b65 [2024-10-15 15:31:47,308 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/5ccb7d805/928dde25c30a4613a45a3c8082ece1e4 [2024-10-15 15:31:47,311 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:31:47,312 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:31:47,314 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/benchmark32_linear.yml/witness-2.1.yml [2024-10-15 15:31:47,367 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:31:47,369 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:31:47,372 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:47,372 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:31:47,377 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:31:47,378 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:47" (1/2) ... [2024-10-15 15:31:47,380 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e5b80ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:47, skipping insertion in model container [2024-10-15 15:31:47,380 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:47" (1/2) ... [2024-10-15 15:31:47,382 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50b7ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:47, skipping insertion in model container [2024-10-15 15:31:47,382 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:31:47" (2/2) ... [2024-10-15 15:31:47,383 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e5b80ad and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:47, skipping insertion in model container [2024-10-15 15:31:47,383 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:31:47" (2/2) ... [2024-10-15 15:31:47,392 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:31:47,393 INFO L1541 ArrayList]: Loop invariant at [L22-L25] (x < 3) [2024-10-15 15:31:47,395 INFO L1541 ArrayList]: Function contract at [L14]: requires (cond != 0), ensures (cond != 0) [2024-10-15 15:31:47,414 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:31:47,619 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-zilu/benchmark32_linear.i[868,881] [2024-10-15 15:31:47,631 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:47,642 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-10-15 15:31:47,679 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-zilu/benchmark32_linear.i[868,881] Start Parsing Local [2024-10-15 15:31:47,685 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:47,701 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:31:47,702 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:47 WrapperNode [2024-10-15 15:31:47,703 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:47,704 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:47,704 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:31:47,704 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:31:47,710 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:47" (1/1) ... [2024-10-15 15:31:47,717 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:47" (1/1) ... [2024-10-15 15:31:47,723 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:31:47,723 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:47,724 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:31:47,724 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:31:47,724 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:31:47,733 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:47" (1/1) ... [2024-10-15 15:31:47,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:47" (1/1) ... [2024-10-15 15:31:47,735 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:47" (1/1) ... [2024-10-15 15:31:47,748 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 [2024-10-15 15:31:47,748 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:47" (1/1) ... [2024-10-15 15:31:47,748 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:47" (1/1) ... [2024-10-15 15:31:47,751 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:47" (1/1) ... [2024-10-15 15:31:47,754 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:47" (1/1) ... [2024-10-15 15:31:47,756 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:47" (1/1) ... [2024-10-15 15:31:47,756 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:47" (1/1) ... [2024-10-15 15:31:47,758 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:31:47,759 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:31:47,759 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:31:47,759 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:31:47,760 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:47" (1/1) ... [2024-10-15 15:31:47,765 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:31:47,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:31:47,790 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-15 15:31:47,794 INFO L327 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-15 15:31:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:31:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:31:47,840 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:31:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:31:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:31:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:31:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:31:47,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:31:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:31:47,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:31:47,905 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:31:47,907 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:31:48,011 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:31:48,022 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:31:48,052 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:31:48,052 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-15 15:31:48,053 INFO L201 PluginConnector]: Adding new model witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:31:48 BoogieIcfgContainer [2024-10-15 15:31:48,053 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:31:48,053 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:31:48,053 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:31:48,054 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:31:48,054 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:31:47" (1/4) ... [2024-10-15 15:31:48,055 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2a64706c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:31:48, skipping insertion in model container [2024-10-15 15:31:48,055 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.witnessparser CORRECTNESS_WITNESS 15.10 03:31:47" (2/4) ... [2024-10-15 15:31:48,055 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2a64706c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:31:48, skipping insertion in model container [2024-10-15 15:31:48,055 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:47" (3/4) ... [2024-10-15 15:31:48,056 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2a64706c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:31:48, skipping insertion in model container [2024-10-15 15:31:48,056 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:31:48" (4/4) ... [2024-10-15 15:31:48,057 INFO L79 RefereeObserver]: Analyzing ICFG benchmark32_linear.i [2024-10-15 15:31:48,061 INFO L113 InvariantChecker]: Found 1 loops. [2024-10-15 15:31:48,062 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:31:48,062 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-10-15 15:31:48,063 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L24-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 8 edges. [2024-10-15 15:31:48,063 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:31:48,065 INFO L373 InvariantChecker]: Will check inductivity from ENTRY __VERIFIER_assertENTRY to ERROR_LOC __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION. Corresponding subgraph has 3 edges. [2024-10-15 15:31:48,065 INFO L131 InvariantChecker]: Will check 1 loop-free subgraphs from loop head to error location, 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 procedure entry to error location [2024-10-15 15:31:48,099 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:31:48,099 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:48,100 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:48,100 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:48,101 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:48,102 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:48,117 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:31:48,118 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:48,118 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:48,118 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:48,118 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:48,125 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:48,142 INFO L520 InvariantChecker]: The annotation(s) from loop head L24-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:31:48,150 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:31:48,151 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:48,151 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:48,151 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:48,151 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:48,151 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:48,155 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:31:48,155 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:48,155 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:48,156 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:48,156 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:48,156 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:48,163 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:31:48,175 INFO L309 BlockEncoder]: Initial Icfg 7 locations, 8 edges [2024-10-15 15:31:48,175 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:48,175 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:48,175 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:48,175 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:48,176 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:48,208 INFO L101 BaseMinimizeStates]: Removed 14 edges and 5 locations by large block encoding [2024-10-15 15:31:48,209 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:48,222 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:48,223 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:48,223 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:48,230 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:48,239 INFO L520 InvariantChecker]: The annotation(s) from loop head L24-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:31:48,248 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:31:48,248 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:48,249 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:48,250 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:48,250 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:48,250 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:48,253 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:31:48,257 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:48,257 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:48,257 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:48,257 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:48,258 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:48,259 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:31:48,268 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:31:48,269 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:48,269 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:48,269 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:48,269 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:48,269 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:48,271 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:31:48,271 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:48,271 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:48,271 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:48,271 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:48,272 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:48,273 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:31:48,277 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:31:48,278 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@2a64706c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:31:48, skipping insertion in model container [2024-10-15 15:31:48,278 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:31:48,280 INFO L158 Benchmark]: Toolchain (without parser) took 910.93ms. Allocated memory is still 86.0MB. Free memory was 53.5MB in the beginning and 59.4MB in the end (delta: -5.8MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2024-10-15 15:31:48,280 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 58.7MB. Free memory was 40.7MB in the beginning and 40.6MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:48,281 INFO L158 Benchmark]: Witness Parser took 0.19ms. Allocated memory is still 86.0MB. Free memory is still 55.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:48,282 INFO L158 Benchmark]: CACSL2BoogieTranslator took 331.09ms. Allocated memory is still 86.0MB. Free memory was 53.3MB in the beginning and 61.1MB in the end (delta: -7.7MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2024-10-15 15:31:48,283 INFO L158 Benchmark]: Boogie Procedure Inliner took 19.21ms. Allocated memory is still 86.0MB. Free memory was 61.1MB in the beginning and 60.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:48,283 INFO L158 Benchmark]: Boogie Preprocessor took 33.96ms. Allocated memory is still 86.0MB. Free memory was 60.0MB in the beginning and 58.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:31:48,284 INFO L158 Benchmark]: RCFGBuilder took 293.80ms. Allocated memory is still 86.0MB. Free memory was 58.3MB in the beginning and 48.0MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-15 15:31:48,285 INFO L158 Benchmark]: Referee took 225.41ms. Allocated memory is still 86.0MB. Free memory was 48.0MB in the beginning and 59.4MB in the end (delta: -11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-15 15:31:48,289 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 exit of procedure __VERIFIER_assert. 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 entry of procedure main to loop head at line 22. Annotation is valid for all loop-free paths from loop head at line 22 to loop head at line 22. Annotation is valid for all loop-free paths from loop head at line 22 to check that procedure precondition always holds at line 22. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 58.7MB. Free memory was 40.7MB in the beginning and 40.6MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * Witness Parser took 0.19ms. Allocated memory is still 86.0MB. Free memory is still 55.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 331.09ms. Allocated memory is still 86.0MB. Free memory was 53.3MB in the beginning and 61.1MB in the end (delta: -7.7MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 19.21ms. Allocated memory is still 86.0MB. Free memory was 61.1MB in the beginning and 60.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.96ms. Allocated memory is still 86.0MB. Free memory was 60.0MB in the beginning and 58.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 293.80ms. Allocated memory is still 86.0MB. Free memory was 58.3MB in the beginning and 48.0MB in the end (delta: 10.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Referee took 225.41ms. Allocated memory is still 86.0MB. Free memory was 48.0MB in the beginning and 59.4MB in the end (delta: -11.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:31:48,315 INFO L552 MonitoredProcess]: [MP /storage/repos/certificate-witnesses-artifact/referee/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE