./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/loopv3.c --full-output --witness-type correctness_witness --procedureinliner.inline.calls.to.implemented.procedures NEVER --validate ../results/automizer-verification-files/SV-COMP24_unreach-call/loopv3.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/loops-crafted-1/loopv3.c ../results/automizer-verification-files/SV-COMP24_unreach-call/loopv3.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 15:31:26,019 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-15 15:31:26,101 INFO L114 SettingsManager]: Loading settings from /storage/repos/certificate-witnesses-artifact/referee/config/svcomp-Reach-32bit-Referee_Default.epf [2024-10-15 15:31:26,107 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-15 15:31:26,108 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-15 15:31:26,133 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-15 15:31:26,134 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-15 15:31:26,134 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-15 15:31:26,134 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-15 15:31:26,135 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-15 15:31:26,135 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-15 15:31:26,136 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-15 15:31:26,136 INFO L153 SettingsManager]: * Use SBE=true [2024-10-15 15:31:26,136 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-15 15:31:26,137 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-15 15:31:26,137 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-15 15:31:26,138 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-15 15:31:26,138 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-15 15:31:26,138 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-15 15:31:26,139 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-15 15:31:26,139 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-15 15:31:26,142 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-15 15:31:26,142 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-15 15:31:26,142 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-15 15:31:26,143 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-15 15:31:26,143 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-15 15:31:26,143 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-15 15:31:26,144 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-15 15:31:26,144 INFO L153 SettingsManager]: * Future-live optimization=false [2024-10-15 15:31:26,144 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-15 15:31:26,144 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-15 15:31:26,145 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Positions where we compute the Hoare Annotation -> None Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.procedureinliner: Inline calls to implemented procedures -> NEVER [2024-10-15 15:31:26,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-15 15:31:26,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-15 15:31:26,503 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-15 15:31:26,505 INFO L270 PluginConnector]: Initializing Witness Parser... [2024-10-15 15:31:26,505 INFO L274 PluginConnector]: Witness Parser initialized [2024-10-15 15:31:26,507 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../results/automizer-verification-files/SV-COMP24_unreach-call/loopv3.yml/witness-2.1.yml [2024-10-15 15:31:26,561 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-15 15:31:26,562 INFO L274 PluginConnector]: CDTParser initialized [2024-10-15 15:31:26,562 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/certificate-witnesses-artifact/referee/../sv-benchmarks/c/loops-crafted-1/loopv3.c [2024-10-15 15:31:28,170 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-15 15:31:28,359 INFO L384 CDTParser]: Found 1 translation units. [2024-10-15 15:31:28,360 INFO L180 CDTParser]: Scanning /storage/repos/certificate-witnesses-artifact/sv-benchmarks/c/loops-crafted-1/loopv3.c [2024-10-15 15:31:28,368 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/certificate-witnesses-artifact/referee/data/84c691961/0d1edadbb7cd4fde831354622228c454/FLAG2f8028016 [2024-10-15 15:31:28,387 INFO L435 CDTParser]: Successfully deleted /storage/repos/certificate-witnesses-artifact/referee/data/84c691961/0d1edadbb7cd4fde831354622228c454 [2024-10-15 15:31:28,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-15 15:31:28,390 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-10-15 15:31:28,393 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:28,393 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-15 15:31:28,397 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-15 15:31:28,398 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 03:31:26" (1/2) ... [2024-10-15 15:31:28,400 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f93ce48 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:28, skipping insertion in model container [2024-10-15 15:31:28,401 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 03:31:26" (1/2) ... [2024-10-15 15:31:28,402 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@717e4d2c and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator CORRECTNESS_WITNESS 15.10 03:31:28, skipping insertion in model container [2024-10-15 15:31:28,402 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:28" (2/2) ... [2024-10-15 15:31:28,403 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f93ce48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:28, skipping insertion in model container [2024-10-15 15:31:28,403 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 03:31:28" (2/2) ... [2024-10-15 15:31:28,411 INFO L93 nessWitnessExtractor]: Found the following entries in the witness: [2024-10-15 15:31:28,414 INFO L1541 ArrayList]: Loop invariant at [L23-L30] ((((i >= 0) ? (i % 4) : ((i % 4) + 4)) == 0) && (50000001 <= SIZE)) [2024-10-15 15:31:28,414 INFO L1541 ArrayList]: Function contract at [L12]: requires ((1 <= cond) && (50000001 <= SIZE)), ensures (((1 <= cond) && (50000001 <= SIZE)) && (SIZE == \old(SIZE))) [2024-10-15 15:31:28,414 INFO L1541 ArrayList]: Function contract at [L20]: requires (50000001 <= SIZE), ensures ((50000001 <= SIZE) && (SIZE == \old(SIZE))) [2024-10-15 15:31:28,432 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-15 15:31:28,636 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/loops-crafted-1/loopv3.c[456,469] [2024-10-15 15:31:28,650 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:28,660 INFO L200 MainTranslator]: Completed pre-run Start Parsing Global Start Parsing Global [2024-10-15 15:31:28,698 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/loops-crafted-1/loopv3.c[456,469] Start Parsing Global Start Parsing Global Start Parsing Local [2024-10-15 15:31:28,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-15 15:31:28,722 INFO L204 MainTranslator]: Completed translation [2024-10-15 15:31:28,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:28 WrapperNode [2024-10-15 15:31:28,723 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-15 15:31:28,724 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:28,724 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-15 15:31:28,724 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-15 15:31:28,731 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:28" (1/1) ... [2024-10-15 15:31:28,738 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:28" (1/1) ... [2024-10-15 15:31:28,745 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 0, calls inlined = 0, statements flattened = 0 [2024-10-15 15:31:28,745 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-15 15:31:28,746 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-15 15:31:28,747 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-15 15:31:28,747 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-15 15:31:28,757 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:28" (1/1) ... [2024-10-15 15:31:28,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:28" (1/1) ... [2024-10-15 15:31:28,759 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:28" (1/1) ... [2024-10-15 15:31:28,770 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 15:31:28,770 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:28" (1/1) ... [2024-10-15 15:31:28,771 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:28" (1/1) ... [2024-10-15 15:31:28,773 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:28" (1/1) ... [2024-10-15 15:31:28,776 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:28" (1/1) ... [2024-10-15 15:31:28,777 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:28" (1/1) ... [2024-10-15 15:31:28,778 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:28" (1/1) ... [2024-10-15 15:31:28,779 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-15 15:31:28,781 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-15 15:31:28,781 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-15 15:31:28,782 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-15 15:31:28,782 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:28" (1/1) ... [2024-10-15 15:31:28,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-15 15:31:28,796 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/certificate-witnesses-artifact/referee/z3 [2024-10-15 15:31:28,811 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 15:31:28,817 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 15:31:28,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-15 15:31:28,861 INFO L130 BoogieDeclarations]: Found specification of procedure main [2024-10-15 15:31:28,861 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2024-10-15 15:31:28,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-10-15 15:31:28,861 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2024-10-15 15:31:28,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2024-10-15 15:31:28,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-15 15:31:28,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-15 15:31:28,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-15 15:31:28,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-15 15:31:28,929 INFO L238 CfgBuilder]: Building ICFG [2024-10-15 15:31:28,932 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-15 15:31:29,014 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:31:29,081 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-10-15 15:31:29,109 INFO L287 CfgBuilder]: Performing block encoding [2024-10-15 15:31:29,143 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-15 15:31:29,144 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-15 15:31:29,144 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:31:29 BoogieIcfgContainer [2024-10-15 15:31:29,144 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-15 15:31:29,145 INFO L112 PluginConnector]: ------------------------Referee---------------------------- [2024-10-15 15:31:29,145 INFO L270 PluginConnector]: Initializing Referee... [2024-10-15 15:31:29,146 INFO L274 PluginConnector]: Referee initialized [2024-10-15 15:31:29,146 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 03:31:26" (1/4) ... [2024-10-15 15:31:29,147 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7f9c1386 and model type witness-2.1.yml de.uni_freiburg.informatik.ultimate.plugins.generator.referee CORRECTNESS_WITNESS 15.10 03:31:29, skipping insertion in model container [2024-10-15 15:31:29,147 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "CDTParser AST 15.10 03:31:28" (2/4) ... [2024-10-15 15:31:29,147 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7f9c1386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:31:29, skipping insertion in model container [2024-10-15 15:31:29,147 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 03:31:28" (3/4) ... [2024-10-15 15:31:29,148 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7f9c1386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee AST 15.10 03:31:29, skipping insertion in model container [2024-10-15 15:31:29,148 INFO L184 PluginConnector]: Executing the observer RefereeObserver from plugin Referee for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 03:31:29" (4/4) ... [2024-10-15 15:31:29,149 INFO L79 RefereeObserver]: Analyzing ICFG loopv3.c [2024-10-15 15:31:29,153 INFO L113 InvariantChecker]: Found 1 loops. [2024-10-15 15:31:29,154 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L25-2 to ERROR_LOC mainErr1REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 5 edges. [2024-10-15 15:31:29,154 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L25-2 to ERROR_LOC mainErr2ENSURES_VIOLATIONPOST_CONDITION. Corresponding subgraph has 7 edges. [2024-10-15 15:31:29,155 INFO L373 InvariantChecker]: Will check inductivity from ENTRY $Ultimate##0 to ERROR_LOC ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION. Corresponding subgraph has 3 edges. [2024-10-15 15:31:29,155 INFO L373 InvariantChecker]: Will check inductivity from ENTRY mainENTRY to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 2 edges. [2024-10-15 15:31:29,155 INFO L373 InvariantChecker]: Will check inductivity from LOOP_HEAD L25-2 to LOOP_INVARIANT_ERROR_LOC mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT. Corresponding subgraph has 5 edges. [2024-10-15 15:31:29,155 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 15:31:29,155 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 15:31:29,155 INFO L131 InvariantChecker]: Will check 3 loop-free subgraphs from procedure entry to error location, 1 loop-free subgraphs from procedure entry to loop head, 2 loop-free subgraphs from loop head to error location, 1 loop-free subgraphs from loop head to loop head [2024-10-15 15:31:29,202 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:31:29,206 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:29,206 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:29,207 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:29,208 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:29,210 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:29,236 INFO L101 BaseMinimizeStates]: Removed 9 edges and 3 locations by large block encoding [2024-10-15 15:31:29,237 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:29,237 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:29,238 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:29,238 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:29,244 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:29,262 INFO L520 InvariantChecker]: The annotation(s) from loop head L25-2 to error location mainErr1REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:31:29,276 INFO L309 BlockEncoder]: Initial Icfg 7 locations, 7 edges [2024-10-15 15:31:29,276 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:29,276 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:29,277 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:29,277 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:29,277 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:29,301 INFO L101 BaseMinimizeStates]: Removed 15 edges and 5 locations by large block encoding [2024-10-15 15:31:29,304 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:29,305 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:29,305 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:29,305 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:29,308 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:29,313 INFO L520 InvariantChecker]: The annotation(s) from loop head L25-2 to error location mainErr2ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:31:29,321 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:31:29,321 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:29,321 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:29,321 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:29,322 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:29,322 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:29,323 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:31:29,324 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:29,324 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:29,324 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:29,324 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:29,324 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:29,331 INFO L520 InvariantChecker]: The annotation(s) from entry $Ultimate##0 to error location ULTIMATE.startErr0REQUIRES_VIOLATIONPRE_CONDITION is inductive. [2024-10-15 15:31:29,341 INFO L309 BlockEncoder]: Initial Icfg 3 locations, 2 edges [2024-10-15 15:31:29,341 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:29,345 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:29,345 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:29,345 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:29,345 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:29,355 INFO L101 BaseMinimizeStates]: Removed 2 edges and 1 locations by large block encoding [2024-10-15 15:31:29,357 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:29,358 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:29,358 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:29,358 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:29,358 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:29,364 INFO L520 InvariantChecker]: The annotation(s) from entry mainENTRY to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:31:29,375 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:31:29,379 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:29,381 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:29,381 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:29,382 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:29,382 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:29,399 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:31:29,403 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:29,404 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:29,404 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:29,404 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:29,409 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:29,415 INFO L520 InvariantChecker]: The annotation(s) from loop head L25-2 to loop head mainErr0ASSERT_VIOLATIONWITNESS_INVARIANT is inductive. [2024-10-15 15:31:29,422 INFO L309 BlockEncoder]: Initial Icfg 5 locations, 5 edges [2024-10-15 15:31:29,424 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:29,425 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:29,425 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:29,425 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:29,426 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:29,430 INFO L101 BaseMinimizeStates]: Removed 8 edges and 3 locations by large block encoding [2024-10-15 15:31:29,431 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:29,431 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:29,432 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:29,432 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:29,436 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:29,439 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr1ENSURES_VIOLATIONPOST_CONDITION is inductive. [2024-10-15 15:31:29,450 INFO L309 BlockEncoder]: Initial Icfg 4 locations, 3 edges [2024-10-15 15:31:29,453 INFO L259 BlockEncoder]: Using Maximize final states [2024-10-15 15:31:29,453 INFO L266 BlockEncoder]: Using Minimize states even if more edges are added than removed.=true [2024-10-15 15:31:29,453 INFO L272 BlockEncoder]: Using Minimize states using LBE with the strategy=MULTI [2024-10-15 15:31:29,453 INFO L167 BlockEncoder]: Using Apply optimizations until nothing changes=true [2024-10-15 15:31:29,454 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:29,455 INFO L101 BaseMinimizeStates]: Removed 4 edges and 2 locations by large block encoding [2024-10-15 15:31:29,455 INFO L71 MaximizeFinalStates]: 0 new accepting states [2024-10-15 15:31:29,456 INFO L101 BaseMinimizeStates]: Removed 0 edges and 0 locations by large block encoding [2024-10-15 15:31:29,456 INFO L233 BlockEncoder]: Using Create parallel compositions if possible [2024-10-15 15:31:29,456 INFO L68 ParallelComposer]: Creating parallel compositions [2024-10-15 15:31:29,456 INFO L309 BlockEncoder]: Encoded RCFG 2 locations, 1 edges [2024-10-15 15:31:29,459 INFO L520 InvariantChecker]: The annotation(s) from entry __VERIFIER_assertENTRY to error location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION is inductive. [2024-10-15 15:31:29,464 INFO L58 RefereeStarter]: Annotation is a valid proof of correctness. [2024-10-15 15:31:29,464 INFO L204 PluginConnector]: Invalid model from Referee for observer de.uni_freiburg.informatik.ultimate.plugins.generator.referee.RefereeObserver@7f9c1386 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.referee CFG 15.10 03:31:29, skipping insertion in model container [2024-10-15 15:31:29,464 INFO L131 PluginConnector]: ------------------------ END Referee---------------------------- [2024-10-15 15:31:29,466 INFO L158 Benchmark]: Toolchain (without parser) took 1075.85ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 28.1MB in the beginning and 47.3MB in the end (delta: -19.3MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2024-10-15 15:31:29,468 INFO L158 Benchmark]: Witness Parser took 0.21ms. Allocated memory is still 44.0MB. Free memory was 26.1MB in the beginning and 26.0MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:29,468 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 44.0MB. Free memory was 24.0MB in the beginning and 24.0MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:29,469 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.88ms. Allocated memory is still 60.8MB. Free memory was 27.9MB in the beginning and 31.4MB in the end (delta: -3.5MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2024-10-15 15:31:29,471 INFO L158 Benchmark]: Boogie Procedure Inliner took 21.10ms. Allocated memory is still 60.8MB. Free memory was 31.4MB in the beginning and 30.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-15 15:31:29,471 INFO L158 Benchmark]: Boogie Preprocessor took 34.53ms. Allocated memory is still 60.8MB. Free memory was 30.3MB in the beginning and 28.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-15 15:31:29,472 INFO L158 Benchmark]: RCFGBuilder took 363.23ms. Allocated memory is still 60.8MB. Free memory was 28.8MB in the beginning and 34.8MB in the end (delta: -6.1MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2024-10-15 15:31:29,473 INFO L158 Benchmark]: Referee took 319.49ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 34.8MB in the beginning and 47.3MB in the end (delta: -12.5MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2024-10-15 15:31:29,476 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 23 to check that procedure precondition always holds at line 32. Annotation is valid for all loop-free paths from entry of procedure main to loop head at line 23. Annotation is valid for all loop-free paths from entry of procedure ULTIMATE.start to check that procedure precondition always holds at line -1. Annotation is valid for all loop-free paths from entry of procedure __VERIFIER_assert to exit of procedure __VERIFIER_assert. Annotation is valid for all loop-free paths from loop head at line 23 to exit of procedure main. 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 14. Annotation is valid for all loop-free paths from loop head at line 23 to loop head at line 23. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Witness Parser took 0.21ms. Allocated memory is still 44.0MB. Free memory was 26.1MB in the beginning and 26.0MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. * CDTParser took 0.43ms. Allocated memory is still 44.0MB. Free memory was 24.0MB in the beginning and 24.0MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 330.88ms. Allocated memory is still 60.8MB. Free memory was 27.9MB in the beginning and 31.4MB in the end (delta: -3.5MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 21.10ms. Allocated memory is still 60.8MB. Free memory was 31.4MB in the beginning and 30.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.53ms. Allocated memory is still 60.8MB. Free memory was 30.3MB in the beginning and 28.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 363.23ms. Allocated memory is still 60.8MB. Free memory was 28.8MB in the beginning and 34.8MB in the end (delta: -6.1MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * Referee took 319.49ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 34.8MB in the beginning and 47.3MB in the end (delta: -12.5MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-10-15 15:31:29,504 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