./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-15/array12_alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5808ecef-02ef-4a1f-af12-7ab70e0a6b4f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5808ecef-02ef-4a1f-af12-7ab70e0a6b4f/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5808ecef-02ef-4a1f-af12-7ab70e0a6b4f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5808ecef-02ef-4a1f-af12-7ab70e0a6b4f/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-15/array12_alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5808ecef-02ef-4a1f-af12-7ab70e0a6b4f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5808ecef-02ef-4a1f-af12-7ab70e0a6b4f/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b994a1ec31b8c037535d8c99bc15e7231c0aea3fc6bbd2fe006bfaa61a5800c0 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:05:53,897 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:05:53,972 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5808ecef-02ef-4a1f-af12-7ab70e0a6b4f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-19 03:05:53,977 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:05:53,978 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:05:54,002 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:05:54,004 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:05:54,004 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:05:54,005 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:05:54,006 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:05:54,007 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:05:54,007 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:05:54,008 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:05:54,008 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:05:54,009 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:05:54,010 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:05:54,010 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:05:54,011 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:05:54,011 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:05:54,012 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:05:54,013 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:05:54,014 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:05:54,014 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:05:54,015 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:05:54,015 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:05:54,016 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:05:54,016 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5808ecef-02ef-4a1f-af12-7ab70e0a6b4f/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5808ecef-02ef-4a1f-af12-7ab70e0a6b4f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b994a1ec31b8c037535d8c99bc15e7231c0aea3fc6bbd2fe006bfaa61a5800c0 [2023-11-19 03:05:54,254 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:05:54,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:05:54,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:05:54,283 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:05:54,284 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:05:54,285 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5808ecef-02ef-4a1f-af12-7ab70e0a6b4f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-15/array12_alloca.i [2023-11-19 03:05:57,411 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:05:57,765 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:05:57,765 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5808ecef-02ef-4a1f-af12-7ab70e0a6b4f/sv-benchmarks/c/termination-15/array12_alloca.i [2023-11-19 03:05:57,776 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5808ecef-02ef-4a1f-af12-7ab70e0a6b4f/bin/ukojak-verify-G8NBE6pJGL/data/d6756a91d/25e281283ce34c6ca0146f842ddb5df5/FLAGef1689c61 [2023-11-19 03:05:57,788 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5808ecef-02ef-4a1f-af12-7ab70e0a6b4f/bin/ukojak-verify-G8NBE6pJGL/data/d6756a91d/25e281283ce34c6ca0146f842ddb5df5 [2023-11-19 03:05:57,791 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:05:57,793 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:05:57,794 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:05:57,795 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:05:57,800 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:05:57,801 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:05:57" (1/1) ... [2023-11-19 03:05:57,802 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72f77a41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:57, skipping insertion in model container [2023-11-19 03:05:57,802 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:05:57" (1/1) ... [2023-11-19 03:05:57,850 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:05:58,159 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:05:58,172 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:05:58,243 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:05:58,287 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:05:58,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:58 WrapperNode [2023-11-19 03:05:58,288 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:05:58,290 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:05:58,290 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:05:58,290 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:05:58,298 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:58" (1/1) ... [2023-11-19 03:05:58,323 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:58" (1/1) ... [2023-11-19 03:05:58,355 INFO L138 Inliner]: procedures = 151, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 57 [2023-11-19 03:05:58,356 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:05:58,357 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:05:58,357 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:05:58,357 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:05:58,367 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:58" (1/1) ... [2023-11-19 03:05:58,367 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:58" (1/1) ... [2023-11-19 03:05:58,381 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:58" (1/1) ... [2023-11-19 03:05:58,381 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:58" (1/1) ... [2023-11-19 03:05:58,391 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:58" (1/1) ... [2023-11-19 03:05:58,401 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:58" (1/1) ... [2023-11-19 03:05:58,403 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:58" (1/1) ... [2023-11-19 03:05:58,405 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:58" (1/1) ... [2023-11-19 03:05:58,413 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:05:58,414 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:05:58,415 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:05:58,415 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:05:58,416 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:58" (1/1) ... [2023-11-19 03:05:58,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:05:58,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5808ecef-02ef-4a1f-af12-7ab70e0a6b4f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:05:58,454 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5808ecef-02ef-4a1f-af12-7ab70e0a6b4f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:05:58,485 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5808ecef-02ef-4a1f-af12-7ab70e0a6b4f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:05:58,506 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:05:58,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:05:58,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:05:58,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:05:58,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:05:58,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:05:58,621 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:05:58,624 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:05:58,903 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:05:58,974 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:05:58,975 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:05:58,982 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:05:58 BoogieIcfgContainer [2023-11-19 03:05:58,982 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:05:58,983 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:05:58,983 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:05:58,995 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:05:58,995 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:05:58" (1/1) ... [2023-11-19 03:05:59,006 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:05:59,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:59,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 24 transitions. [2023-11-19 03:05:59,063 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 24 transitions. [2023-11-19 03:05:59,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:05:59,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:59,066 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:59,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:59,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:59,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:59,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 21 states and 23 transitions. [2023-11-19 03:05:59,403 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 23 transitions. [2023-11-19 03:05:59,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:05:59,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:59,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:59,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:59,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:59,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:59,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 23 states and 27 transitions. [2023-11-19 03:05:59,672 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2023-11-19 03:05:59,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:05:59,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:59,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:59,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:00,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:00,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:00,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-19 03:06:00,685 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-19 03:06:00,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:06:00,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:00,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:00,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:00,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:00,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:00,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2023-11-19 03:06:00,734 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2023-11-19 03:06:00,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:06:00,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:00,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:00,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:00,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:00,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:00,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-19 03:06:00,925 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-19 03:06:00,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 03:06:00,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:00,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:00,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:01,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:01,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:01,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2023-11-19 03:06:01,659 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2023-11-19 03:06:01,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:06:01,663 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:01,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:01,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:01,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:01,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 25 states and 32 transitions. [2023-11-19 03:06:01,750 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 32 transitions. [2023-11-19 03:06:01,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:06:01,751 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:01,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:01,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:01,862 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:01,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:01,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 27 states and 35 transitions. [2023-11-19 03:06:01,906 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 35 transitions. [2023-11-19 03:06:01,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:06:01,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:01,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:01,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:02,434 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:03,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:03,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 33 states and 48 transitions. [2023-11-19 03:06:03,442 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 48 transitions. [2023-11-19 03:06:03,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:06:03,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:03,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:03,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:03,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:03,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:03,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 47 transitions. [2023-11-19 03:06:03,585 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 47 transitions. [2023-11-19 03:06:03,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:06:03,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:03,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:03,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:03,612 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:03,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:03,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2023-11-19 03:06:03,764 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2023-11-19 03:06:03,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:06:03,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:03,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:03,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:04,346 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:05,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:05,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2023-11-19 03:06:05,754 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2023-11-19 03:06:05,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:06:05,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:05,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:05,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:05,862 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:06:06,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:06,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 32 states and 49 transitions. [2023-11-19 03:06:06,244 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2023-11-19 03:06:06,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:06:06,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:06,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:06,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:06,458 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:07,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:07,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 35 states and 57 transitions. [2023-11-19 03:06:07,131 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 57 transitions. [2023-11-19 03:06:07,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:06:07,132 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:07,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:07,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:07,157 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:07,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:07,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 36 states and 59 transitions. [2023-11-19 03:06:07,397 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 59 transitions. [2023-11-19 03:06:07,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:06:07,398 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:07,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:07,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:07,614 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:08,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:08,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 38 states and 64 transitions. [2023-11-19 03:06:08,359 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 64 transitions. [2023-11-19 03:06:08,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:06:08,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:08,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:08,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:08,440 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:09,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:09,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 40 states and 67 transitions. [2023-11-19 03:06:09,204 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 67 transitions. [2023-11-19 03:06:09,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:06:09,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:09,205 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:09,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:09,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:09,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:09,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 41 states and 69 transitions. [2023-11-19 03:06:09,580 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 69 transitions. [2023-11-19 03:06:09,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 03:06:09,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:09,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:09,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:09,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:10,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:10,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 43 states and 72 transitions. [2023-11-19 03:06:10,473 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 72 transitions. [2023-11-19 03:06:10,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:06:10,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:10,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:10,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:10,498 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:06:10,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:10,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 41 states and 68 transitions. [2023-11-19 03:06:10,524 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 68 transitions. [2023-11-19 03:06:10,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:06:10,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:10,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:10,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:10,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:06:13,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:13,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 51 states and 93 transitions. [2023-11-19 03:06:13,168 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 93 transitions. [2023-11-19 03:06:13,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:06:13,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:13,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:13,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:13,194 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:06:13,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:13,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 51 states and 92 transitions. [2023-11-19 03:06:13,572 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 92 transitions. [2023-11-19 03:06:13,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:06:13,574 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:13,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:13,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:14,125 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:06:16,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:16,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 56 states and 106 transitions. [2023-11-19 03:06:16,865 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 106 transitions. [2023-11-19 03:06:16,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:06:16,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:16,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:16,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:17,347 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:18,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:18,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 58 states and 111 transitions. [2023-11-19 03:06:18,715 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 111 transitions. [2023-11-19 03:06:18,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:06:18,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:18,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:18,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:18,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:06:19,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:19,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 59 states and 113 transitions. [2023-11-19 03:06:19,239 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 113 transitions. [2023-11-19 03:06:19,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:06:19,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:19,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:19,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:19,310 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:06:20,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:20,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 61 states and 116 transitions. [2023-11-19 03:06:20,449 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 116 transitions. [2023-11-19 03:06:20,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:06:20,450 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:20,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:20,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:21,555 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:24,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:24,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 65 states and 123 transitions. [2023-11-19 03:06:24,551 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 123 transitions. [2023-11-19 03:06:24,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:06:24,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:24,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:24,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:24,682 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-19 03:06:25,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:25,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 66 states and 126 transitions. [2023-11-19 03:06:25,413 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 126 transitions. [2023-11-19 03:06:25,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:06:25,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:25,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:25,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:25,476 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:27,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:27,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 70 states and 135 transitions. [2023-11-19 03:06:27,783 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 135 transitions. [2023-11-19 03:06:27,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:06:27,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:27,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:27,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:27,988 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:28,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:28,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 71 states and 135 transitions. [2023-11-19 03:06:28,153 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 135 transitions. [2023-11-19 03:06:28,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:06:28,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:28,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:28,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:28,961 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:30,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:30,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 73 states and 140 transitions. [2023-11-19 03:06:30,786 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 140 transitions. [2023-11-19 03:06:30,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:06:30,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:30,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:30,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:30,884 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:06:31,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:31,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 74 states and 141 transitions. [2023-11-19 03:06:31,810 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 141 transitions. [2023-11-19 03:06:31,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 03:06:31,810 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:31,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:31,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:31,871 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:06:32,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:32,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 74 states and 140 transitions. [2023-11-19 03:06:32,544 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 140 transitions. [2023-11-19 03:06:32,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:06:32,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:32,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:32,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:32,615 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:06:33,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:33,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 76 states and 144 transitions. [2023-11-19 03:06:33,723 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 144 transitions. [2023-11-19 03:06:33,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:06:33,723 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:33,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:33,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:33,787 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:06:34,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:34,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 76 states and 143 transitions. [2023-11-19 03:06:34,452 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 143 transitions. [2023-11-19 03:06:34,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:06:34,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:34,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:34,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:34,541 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:06:35,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:35,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 80 states and 149 transitions. [2023-11-19 03:06:35,677 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 149 transitions. [2023-11-19 03:06:35,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:06:35,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:35,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:35,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:35,746 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:06:37,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:37,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 80 states and 150 transitions. [2023-11-19 03:06:37,039 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 150 transitions. [2023-11-19 03:06:37,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:06:37,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:37,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:37,114 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:06:39,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:39,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 83 states and 157 transitions. [2023-11-19 03:06:39,126 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 157 transitions. [2023-11-19 03:06:39,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:06:39,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:39,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:39,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:39,184 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-19 03:06:40,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:40,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 84 states and 158 transitions. [2023-11-19 03:06:40,050 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 158 transitions. [2023-11-19 03:06:40,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:06:40,051 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:40,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:40,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:40,142 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 03:06:41,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:41,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 84 states and 157 transitions. [2023-11-19 03:06:41,076 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 157 transitions. [2023-11-19 03:06:41,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:06:41,076 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:41,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:41,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:41,140 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-19 03:06:41,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:41,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 85 states and 157 transitions. [2023-11-19 03:06:41,895 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 157 transitions. [2023-11-19 03:06:41,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 03:06:41,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:41,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:41,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:43,092 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 7 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:06:43,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:43,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2023-11-19 03:06:43,928 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2023-11-19 03:06:43,928 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:06:43,928 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 43 iterations. [2023-11-19 03:06:43,936 INFO L751 CodeCheckObserver]: All specifications hold 9 specifications checked. All of them hold [2023-11-19 03:06:44,272 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:06:44,276 INFO L560 CodeCheckObserver]: Invariant with dag size 37 [2023-11-19 03:06:44,283 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~arr~0!base] could not be translated [2023-11-19 03:06:44,283 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc206!base := 0] could not be translated [2023-11-19 03:06:44,284 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~arr~0!base] could not be translated [2023-11-19 03:06:44,284 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~arr~0!base] could not be translated [2023-11-19 03:06:44,285 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc206!base := 0] could not be translated [2023-11-19 03:06:44,285 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~arr~0!base] could not be translated [2023-11-19 03:06:44,286 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~arr~0!base] could not be translated [2023-11-19 03:06:44,286 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~arr~0!base] could not be translated [2023-11-19 03:06:44,286 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc206!base := 0] could not be translated [2023-11-19 03:06:44,287 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~arr~0!base] could not be translated [2023-11-19 03:06:44,287 INFO L560 CodeCheckObserver]: Invariant with dag size 19 [2023-11-19 03:06:44,288 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~arr~0!base] could not be translated [2023-11-19 03:06:44,288 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc206!base := 0] could not be translated [2023-11-19 03:06:44,288 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~arr~0!base] could not be translated [2023-11-19 03:06:44,289 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:06:44 ImpRootNode [2023-11-19 03:06:44,289 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:06:44,289 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:06:44,290 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:06:44,290 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:06:44,290 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:05:58" (3/4) ... [2023-11-19 03:06:44,292 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:06:44,298 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-11-19 03:06:44,299 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-19 03:06:44,299 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 03:06:44,299 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:06:44,396 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5808ecef-02ef-4a1f-af12-7ab70e0a6b4f/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:06:44,397 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5808ecef-02ef-4a1f-af12-7ab70e0a6b4f/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:06:44,397 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:06:44,398 INFO L158 Benchmark]: Toolchain (without parser) took 46605.63ms. Allocated memory was 148.9MB in the beginning and 432.0MB in the end (delta: 283.1MB). Free memory was 117.4MB in the beginning and 197.1MB in the end (delta: -79.6MB). Peak memory consumption was 205.4MB. Max. memory is 16.1GB. [2023-11-19 03:06:44,399 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 107.0MB. Free memory was 62.4MB in the beginning and 62.2MB in the end (delta: 136.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:06:44,399 INFO L158 Benchmark]: CACSL2BoogieTranslator took 494.56ms. Allocated memory is still 148.9MB. Free memory was 117.3MB in the beginning and 99.4MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:06:44,400 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.28ms. Allocated memory is still 148.9MB. Free memory was 99.4MB in the beginning and 97.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:06:44,400 INFO L158 Benchmark]: Boogie Preprocessor took 57.08ms. Allocated memory is still 148.9MB. Free memory was 97.7MB in the beginning and 96.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:06:44,401 INFO L158 Benchmark]: RCFGBuilder took 567.89ms. Allocated memory is still 148.9MB. Free memory was 96.3MB in the beginning and 81.2MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 03:06:44,401 INFO L158 Benchmark]: CodeCheck took 45305.77ms. Allocated memory was 148.9MB in the beginning and 432.0MB in the end (delta: 283.1MB). Free memory was 81.2MB in the beginning and 202.3MB in the end (delta: -121.1MB). Peak memory consumption was 163.5MB. Max. memory is 16.1GB. [2023-11-19 03:06:44,402 INFO L158 Benchmark]: Witness Printer took 108.00ms. Allocated memory is still 432.0MB. Free memory was 202.3MB in the beginning and 197.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:06:44,404 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 21 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 44.9s, OverallIterations: 43, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4762 SdHoareTripleChecker+Valid, 31.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4294 mSDsluCounter, 2924 SdHoareTripleChecker+Invalid, 27.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2481 mSDsCounter, 3258 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13188 IncrementalHoareTripleChecker+Invalid, 16446 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3258 mSolverCounterUnsat, 443 mSDtfsCounter, 13188 mSolverCounterSat, 0.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4803 GetRequests, 4295 SyntacticMatches, 176 SemanticMatches, 332 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55830 ImplicationChecksByTransitivity, 37.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 8.2s InterpolantComputationTime, 499 NumberOfCodeBlocks, 499 NumberOfCodeBlocksAsserted, 42 NumberOfCheckSat, 457 ConstructedInterpolants, 0 QuantifiedInterpolants, 4664 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 42 InterpolantComputations, 21 PerfectInterpolantSequences, 97/177 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 364]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 9 specifications checked. All of them hold - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: (((((i == 0) && ((length / 4611686018427387904) <= 0)) && (1 <= length)) || (((1 < i) && ((length / 4611686018427387904) <= 0)) && (0 < length))) || ((((1 <= i) && ((length / 4611686018427387904) <= 0)) && (0 < length)) && (i <= 1))) - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 107.0MB. Free memory was 62.4MB in the beginning and 62.2MB in the end (delta: 136.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 494.56ms. Allocated memory is still 148.9MB. Free memory was 117.3MB in the beginning and 99.4MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.28ms. Allocated memory is still 148.9MB. Free memory was 99.4MB in the beginning and 97.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.08ms. Allocated memory is still 148.9MB. Free memory was 97.7MB in the beginning and 96.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 567.89ms. Allocated memory is still 148.9MB. Free memory was 96.3MB in the beginning and 81.2MB in the end (delta: 15.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 45305.77ms. Allocated memory was 148.9MB in the beginning and 432.0MB in the end (delta: 283.1MB). Free memory was 81.2MB in the beginning and 202.3MB in the end (delta: -121.1MB). Peak memory consumption was 163.5MB. Max. memory is 16.1GB. * Witness Printer took 108.00ms. Allocated memory is still 432.0MB. Free memory was 202.3MB in the beginning and 197.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~arr~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc206!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~arr~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~arr~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc206!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~arr~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~arr~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~arr~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc206!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~arr~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~arr~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc206!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~arr~0!base] could not be translated RESULT: Ultimate proved your program to be correct! [2023-11-19 03:06:44,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5808ecef-02ef-4a1f-af12-7ab70e0a6b4f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE