./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loop-lit/as2013-hybrid.i --full-output --witness-type correctness_witness --procedureinliner.inline.calls.to.implemented.procedures NEVER --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/as2013-hybrid.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-lit/as2013-hybrid.i ../results/automizer-verification-files/SV-COMP24_unreach-call/as2013-hybrid.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 15:30:48,963 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:30:49,019 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:30:49,024 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:30:49,025 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:30:49,046 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:30:49,047 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:30:49,047 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:30:49,047 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:30:49,048 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:30:49,048 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:30:49,049 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:30:49,049 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:30:49,049 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:30:49,050 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:30:49,051 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:30:49,051 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:30:49,051 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:30:49,051 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:30:49,051 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:30:49,051 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:30:49,055 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:30:49,055 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:30:49,055 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:30:49,055 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:30:49,056 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:30:49,056 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:30:49,056 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:30:49,056 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:30:49,056 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:30:49,056 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:30:49,057 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:30:49,311 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:30:49,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:30:49,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:30:49,343 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:30:49,344 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:30:49,345 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/as2013-hybrid.yml/witness-2.1.yml [2024-10-15 15:30:49,389 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:30:49,390 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:30:49,391 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loop-lit/as2013-hybrid.i [2024-10-15 15:30:50,702 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:30:50,854 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:30:50,854 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loop-lit/as2013-hybrid.i [2024-10-15 15:30:50,859 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/11f973412/8f0feceedd474936a70b2c10daeb6161/FLAG8f7c989a4 [2024-10-15 15:30:50,870 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/11f973412/8f0feceedd474936a70b2c10daeb6161 [2024-10-15 15:30:50,870 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:30:50,872 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:30:50,875 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:30:50,875 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:30:50,879 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:30:50,879 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 03:30:49" (1/2) ... [2024-10-15 15:30:50,881 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48b814a7 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:30:50, skipping insertion in model container [2024-10-15 15:30:50,881 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 03:30:49" (1/2) ... [2024-10-15 15:30:50,882 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@245a4622 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:30:50, skipping insertion in model container [2024-10-15 15:30:50,882 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:30:50" (2/2) ... [2024-10-15 15:30:50,883 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48b814a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:50, skipping insertion in model container [2024-10-15 15:30:50,883 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:30:50" (2/2) ... [2024-10-15 15:30:50,890 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:30:50,891 INFO L1541 ArrayList]: Loop invariant at [L19-L23] ((i <= 10) && (1 <= i)) [2024-10-15 15:30:50,891 INFO L1541 ArrayList]: Loop invariant at [L16-L26] (((i <= 9) && (1 <= i)) || (i == 0)) [2024-10-15 15:30:50,893 INFO L1541 ArrayList]: Function contract at [L13]: requires (cond != 0), ensures (cond != 0) [2024-10-15 15:30:50,893 INFO L1541 ArrayList]: Function contract at [L14]: requires null, ensures 0 [2024-10-15 15:30:50,906 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:30:51,034 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-lit/as2013-hybrid.i[802,815] [2024-10-15 15:30:51,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:30:51,051 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-10-15 15:30:51,080 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-lit/as2013-hybrid.i[802,815] Start Parsing Global Start Parsing Local Start Parsing Local [2024-10-15 15:30:51,086 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:30:51,098 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:30:51,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:51 WrapperNode [2024-10-15 15:30:51,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:30:51,100 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:30:51,100 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:30:51,100 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:30:51,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:51" (1/1) ... [2024-10-15 15:30:51,111 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:51" (1/1) ... [2024-10-15 15:30:51,115 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:30:51,116 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:30:51,117 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:30:51,117 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:30:51,117 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:30:51,124 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:51" (1/1) ... [2024-10-15 15:30:51,124 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:51" (1/1) ... [2024-10-15 15:30:51,126 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:51" (1/1) ... [2024-10-15 15:30:51,131 WARN L109 MemorySlicer]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure main is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2024-10-15 15:30:51,131 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:51" (1/1) ... [2024-10-15 15:30:51,132 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:51" (1/1) ... [2024-10-15 15:30:51,139 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:51" (1/1) ... [2024-10-15 15:30:51,143 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:51" (1/1) ... [2024-10-15 15:30:51,146 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:51" (1/1) ... [2024-10-15 15:30:51,147 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:51" (1/1) ... [2024-10-15 15:30:51,148 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:30:51,149 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:30:51,149 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:30:51,149 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:30:51,152 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:51" (1/1) ... [2024-10-15 15:30:51,157 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:30:51,163 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:30:51,175 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 15:30:51,180 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 15:30:51,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:30:51,211 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:30:51,212 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:30:51,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:30:51,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:30:51,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:30:51,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:30:51,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:30:51,212 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:30:51,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:30:51,257 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:30:51,260 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:30:51,335 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:30:51,349 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:30:51,376 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:30:51,376 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-15 15:30:51,376 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:30:51 BoogieIcfgContainer [2024-10-15 15:30:51,376 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:30:51,377 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:30:51,377 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:30:51,379 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:30:51,379 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 03:30:49" (1/4) ... [2024-10-15 15:30:51,380 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@54558b2b and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:30:51, skipping insertion in model container [2024-10-15 15:30:51,381 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:30:50" (2/4) ... [2024-10-15 15:30:51,381 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@54558b2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:30:51, skipping insertion in model container [2024-10-15 15:30:51,381 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:30:51" (3/4) ... [2024-10-15 15:30:51,381 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@54558b2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:30:51, skipping insertion in model container [2024-10-15 15:30:51,382 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:30:51" (4/4) ... [2024-10-15 15:30:51,383 INFO L79 RefereeObserver]: Analyzing ICFG as2013-hybrid.i [2024-10-15 15:30:51,389 INFO L113 InvariantChecker]: Found 2 loops. [2024-10-15 15:30:51,390 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L16-3 to ERROR_LOC mainErr4ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:30:51,390 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-3 to ERROR_LOC mainErr2REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-10-15 15:30:51,390 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-3 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 6 edges. [2024-10-15 15:30:51,390 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L16-3 to LOOP_INVARIANT_ERROR_LOC mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 3 edges. [2024-10-15 15:30:51,390 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-10-15 15:30:51,390 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-3 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 7 edges. [2024-10-15 15:30:51,391 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 15:30:51,391 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 15:30:51,391 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L19-3 to ERROR_LOC mainErr3REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 4 edges. [2024-10-15 15:30:51,391 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from loop head to loop head, 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from procedure entry to error location, 3 loop-free subgraphs from loop head to error location [2024-10-15 15:30:51,417 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:30:51,420 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:51,420 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:51,420 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:51,422 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:51,423 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:51,431 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-10-15 15:30:51,433 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:51,433 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:51,433 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:51,434 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:51,437 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:51,449 INFO L520 InvariantChecker]: The annotation(s) from loop head L16-3 to error location mainErr4ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:30:51,461 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:30:51,461 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:51,462 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:51,462 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:51,462 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:51,463 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:51,465 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:30:51,465 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:51,465 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:51,465 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:51,465 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:51,465 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:51,467 INFO L520 InvariantChecker]: The annotation(s) from loop head L19-3 to error location mainErr2REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:30:51,476 INFO L309 BlockEncoder]: Initial Icfg 7 locations, 6 edges [2024-10-15 15:30:51,477 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:51,477 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:51,477 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:51,477 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:51,477 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:51,482 INFO L101 BaseMinimizeStates]: Removed 10 edges and 5 locations by large block encoding [2024-10-15 15:30:51,483 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:51,483 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:51,483 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:51,483 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:51,483 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:51,485 INFO L520 InvariantChecker]: The annotation(s) from loop head L19-3 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:51,491 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:30:51,491 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:51,491 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:51,491 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:51,491 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:51,491 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:51,497 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:30:51,500 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:51,500 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:51,500 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:51,500 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:51,500 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:51,502 INFO L520 InvariantChecker]: The annotation(s) from loop head L16-3 to loop head mainErr1ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:51,509 INFO L309 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-10-15 15:30:51,509 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:51,509 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:51,509 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:51,509 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:51,509 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:51,510 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-10-15 15:30:51,511 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:51,511 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:51,511 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:51,511 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:51,511 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:51,516 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:51,523 INFO L309 BlockEncoder]: Initial Icfg 6 locations, 7 edges [2024-10-15 15:30:51,524 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:51,525 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:51,525 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:51,525 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:51,525 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:51,530 INFO L101 BaseMinimizeStates]: Removed 17 edges and 4 locations by large block encoding [2024-10-15 15:30:51,530 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:51,530 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:51,530 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:51,531 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:51,532 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:51,535 INFO L520 InvariantChecker]: The annotation(s) from loop head L19-3 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:30:51,540 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:30:51,544 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:51,545 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:51,545 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:51,545 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:51,545 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:51,547 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:30:51,551 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:51,551 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:51,551 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:51,551 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:51,552 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:51,554 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:30:51,560 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:30:51,560 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:51,560 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:51,560 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:51,561 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:51,561 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:51,562 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:30:51,566 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:51,567 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:51,567 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:51,567 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:51,567 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:51,568 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:30:51,571 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 4 edges [2024-10-15 15:30:51,571 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:30:51,571 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:30:51,571 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:30:51,572 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:30:51,572 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:51,573 INFO L101 BaseMinimizeStates]: Removed 6 edges and 3 locations by large block encoding [2024-10-15 15:30:51,573 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:30:51,573 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:30:51,573 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:30:51,573 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:30:51,574 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:30:51,575 INFO L520 InvariantChecker]: The annotation(s) from loop head L19-3 to error location mainErr3REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:30:51,577 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:30:51,579 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@54558b2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:30:51, skipping insertion in model container [2024-10-15 15:30:51,580 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:30:51,582 INFO L158 Benchmark]: Toolchain (without parser) took 709.46ms. Allocated memory was 71.3MB in the beginning and 100.7MB in the end (delta: 29.4MB). Free memory was 48.2MB in the beginning and 77.1MB in the end (delta: -28.9MB). Peak memory consumption was 28.3MB. Max. memory is 16.1GB. [2024-10-15 15:30:51,583 INFO L158 Benchmark]: Witness Parser took 0.12ms. Allocated memory is still 71.3MB. Free memory was 54.7MB in the beginning and 54.7MB in the end (delta: 53.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:30:51,583 INFO L158 Benchmark]: CDTParser took 0.80ms. Allocated memory is still 71.3MB. Free memory was 52.6MB in the beginning and 52.6MB in the end (delta: 53.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:30:51,584 INFO L158 Benchmark]: CACSL2BoogieTranslator took 224.45ms. Allocated memory is still 71.3MB. Free memory was 48.0MB in the beginning and 34.0MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-15 15:30:51,585 INFO L158 Benchmark]: Boogie Procedure Inliner took 15.81ms. Allocated memory is still 71.3MB. Free memory was 33.8MB in the beginning and 32.9MB in the end (delta: 941.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:30:51,585 INFO L158 Benchmark]: Boogie Preprocessor took 31.22ms. Allocated memory was 71.3MB in the beginning and 100.7MB in the end (delta: 29.4MB). Free memory was 32.9MB in the beginning and 80.4MB in the end (delta: -47.5MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2024-10-15 15:30:51,586 INFO L158 Benchmark]: RCFGBuilder took 227.52ms. Allocated memory is still 100.7MB. Free memory was 80.4MB in the beginning and 69.6MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-15 15:30:51,586 INFO L158 Benchmark]: Referee took 203.21ms. Allocated memory is still 100.7MB. Free memory was 69.6MB in the beginning and 77.1MB in the end (delta: -7.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2024-10-15 15:30:51,589 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.referee: - AnnotationCheckResult: Annotation is a valid proof of correctness. Annotation is a valid proof of correctness. Annotation is valid for all loop-free paths from loop head at line 19 to check that procedure precondition always holds at line 20. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 16. Annotation is valid for all loop-free paths from loop head at line 16 to loop head at line 19. 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 13. Annotation is valid for all loop-free paths from loop head at line 19 to loop head at line 16. Annotation is valid for all loop-free paths from loop head at line 16 to exit of procedure main. Annotation is valid for all loop-free paths from loop head at line 19 to loop head at line 19. Annotation is valid for all loop-free paths from loop head at line 19 to check that procedure precondition always holds at line 20. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.12ms. Allocated memory is still 71.3MB. Free memory was 54.7MB in the beginning and 54.7MB in the end (delta: 53.7kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.80ms. Allocated memory is still 71.3MB. Free memory was 52.6MB in the beginning and 52.6MB in the end (delta: 53.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 224.45ms. Allocated memory is still 71.3MB. Free memory was 48.0MB in the beginning and 34.0MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 15.81ms. Allocated memory is still 71.3MB. Free memory was 33.8MB in the beginning and 32.9MB in the end (delta: 941.8kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.22ms. Allocated memory was 71.3MB in the beginning and 100.7MB in the end (delta: 29.4MB). Free memory was 32.9MB in the beginning and 80.4MB in the end (delta: -47.5MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * RCFGBuilder took 227.52ms. Allocated memory is still 100.7MB. Free memory was 80.4MB in the beginning and 69.6MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Referee took 203.21ms. Allocated memory is still 100.7MB. Free memory was 69.6MB in the beginning and 77.1MB in the end (delta: -7.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:30:51,614 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