./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/java_Break-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc 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_f81fa5ed-58a1-4fd9-85d7-7b3949458fbe/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f81fa5ed-58a1-4fd9-85d7-7b3949458fbe/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f81fa5ed-58a1-4fd9-85d7-7b3949458fbe/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f81fa5ed-58a1-4fd9-85d7-7b3949458fbe/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/java_Break-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f81fa5ed-58a1-4fd9-85d7-7b3949458fbe/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f81fa5ed-58a1-4fd9-85d7-7b3949458fbe/bin/ukojak-verify-Qdu7aM0XO9 --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 103924553f8844e2e517be0615203791d7df69423e0df1cd576bc344a47cd3cc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:36:04,690 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:36:04,759 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f81fa5ed-58a1-4fd9-85d7-7b3949458fbe/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-12-03 00:36:04,764 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:36:04,764 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:36:04,786 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:36:04,787 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:36:04,788 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:36:04,788 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:36:04,789 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:36:04,789 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:36:04,790 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 00:36:04,790 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 00:36:04,791 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 00:36:04,791 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:36:04,792 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:36:04,792 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:36:04,793 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:36:04,793 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:36:04,794 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:36:04,794 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:36:04,795 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:36:04,796 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:36:04,796 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:36:04,797 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:36:04,797 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:36:04,798 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_f81fa5ed-58a1-4fd9-85d7-7b3949458fbe/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f81fa5ed-58a1-4fd9-85d7-7b3949458fbe/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 103924553f8844e2e517be0615203791d7df69423e0df1cd576bc344a47cd3cc [2023-12-03 00:36:04,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:36:05,032 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:36:05,035 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:36:05,036 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:36:05,037 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:36:05,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f81fa5ed-58a1-4fd9-85d7-7b3949458fbe/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/termination-memory-alloca/java_Break-alloca.i [2023-12-03 00:36:07,824 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:36:08,035 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:36:08,036 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f81fa5ed-58a1-4fd9-85d7-7b3949458fbe/sv-benchmarks/c/termination-memory-alloca/java_Break-alloca.i [2023-12-03 00:36:08,050 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f81fa5ed-58a1-4fd9-85d7-7b3949458fbe/bin/ukojak-verify-Qdu7aM0XO9/data/2c0e34d89/edac0461e3444c5a89c584d6f04f274e/FLAGde24410fc [2023-12-03 00:36:08,065 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f81fa5ed-58a1-4fd9-85d7-7b3949458fbe/bin/ukojak-verify-Qdu7aM0XO9/data/2c0e34d89/edac0461e3444c5a89c584d6f04f274e [2023-12-03 00:36:08,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:36:08,069 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:36:08,071 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:36:08,071 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:36:08,075 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:36:08,076 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:36:08" (1/1) ... [2023-12-03 00:36:08,077 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f4dbfe2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:08, skipping insertion in model container [2023-12-03 00:36:08,077 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:36:08" (1/1) ... [2023-12-03 00:36:08,123 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:36:08,336 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:36:08,346 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:36:08,378 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:36:08,400 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:36:08,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:08 WrapperNode [2023-12-03 00:36:08,401 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:36:08,402 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:36:08,402 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:36:08,402 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:36:08,408 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:08" (1/1) ... [2023-12-03 00:36:08,419 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:08" (1/1) ... [2023-12-03 00:36:08,435 INFO L138 Inliner]: procedures = 109, calls = 16, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 41 [2023-12-03 00:36:08,436 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:36:08,436 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:36:08,436 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:36:08,436 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:36:08,443 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:08" (1/1) ... [2023-12-03 00:36:08,443 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:08" (1/1) ... [2023-12-03 00:36:08,446 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:08" (1/1) ... [2023-12-03 00:36:08,447 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:08" (1/1) ... [2023-12-03 00:36:08,451 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:08" (1/1) ... [2023-12-03 00:36:08,454 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:08" (1/1) ... [2023-12-03 00:36:08,455 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:08" (1/1) ... [2023-12-03 00:36:08,457 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:08" (1/1) ... [2023-12-03 00:36:08,459 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:36:08,460 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:36:08,460 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:36:08,460 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:36:08,461 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:36:08" (1/1) ... [2023-12-03 00:36:08,466 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:36:08,475 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f81fa5ed-58a1-4fd9-85d7-7b3949458fbe/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:36:08,486 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f81fa5ed-58a1-4fd9-85d7-7b3949458fbe/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:36:08,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f81fa5ed-58a1-4fd9-85d7-7b3949458fbe/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:36:08,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 00:36:08,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 00:36:08,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:36:08,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:36:08,533 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:36:08,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:36:08,628 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:36:08,630 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:36:08,766 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:36:08,801 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:36:08,802 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:36:08,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:36:08 BoogieIcfgContainer [2023-12-03 00:36:08,804 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:36:08,805 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:36:08,805 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:36:08,814 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:36:08,814 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:36:08" (1/1) ... [2023-12-03 00:36:08,822 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:36:08,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:08,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 30 states and 31 transitions. [2023-12-03 00:36:08,894 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 31 transitions. [2023-12-03 00:36:08,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 00:36:08,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:08,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:08,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:09,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:09,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:09,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 29 states and 30 transitions. [2023-12-03 00:36:09,153 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 30 transitions. [2023-12-03 00:36:09,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 00:36:09,153 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:09,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:09,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:09,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:09,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:09,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2023-12-03 00:36:09,372 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2023-12-03 00:36:09,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 00:36:09,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:09,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:09,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:09,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:09,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:09,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 27 states and 28 transitions. [2023-12-03 00:36:09,545 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 28 transitions. [2023-12-03 00:36:09,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 00:36:09,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:09,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:09,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:09,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:09,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2023-12-03 00:36:09,882 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2023-12-03 00:36:09,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 00:36:09,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:09,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:09,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:09,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:10,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:10,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 28 states and 29 transitions. [2023-12-03 00:36:10,030 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2023-12-03 00:36:10,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 00:36:10,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:10,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:10,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:10,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:10,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:10,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 30 states and 32 transitions. [2023-12-03 00:36:10,196 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 32 transitions. [2023-12-03 00:36:10,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 00:36:10,196 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:10,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:10,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:10,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:10,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:10,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 32 states and 36 transitions. [2023-12-03 00:36:10,251 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 36 transitions. [2023-12-03 00:36:10,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 00:36:10,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:10,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:10,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:10,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:10,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:10,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 36 states and 43 transitions. [2023-12-03 00:36:10,368 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2023-12-03 00:36:10,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 00:36:10,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:10,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:10,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:10,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:10,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:10,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2023-12-03 00:36:10,407 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2023-12-03 00:36:10,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 00:36:10,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:10,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:10,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:10,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:10,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:10,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 51 transitions. [2023-12-03 00:36:10,468 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 51 transitions. [2023-12-03 00:36:10,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 00:36:10,468 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:10,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:10,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:10,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:11,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:11,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 42 states and 55 transitions. [2023-12-03 00:36:11,396 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2023-12-03 00:36:11,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 00:36:11,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:11,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:11,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:11,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:11,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:11,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 43 states and 57 transitions. [2023-12-03 00:36:11,459 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 57 transitions. [2023-12-03 00:36:11,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 00:36:11,460 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:11,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:11,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:11,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:11,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:11,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 43 states and 56 transitions. [2023-12-03 00:36:11,551 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 56 transitions. [2023-12-03 00:36:11,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:36:11,552 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:11,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:11,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:11,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:11,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:11,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2023-12-03 00:36:11,602 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2023-12-03 00:36:11,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:36:11,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:11,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:11,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:11,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:11,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:11,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2023-12-03 00:36:11,675 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2023-12-03 00:36:11,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 00:36:11,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:11,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:11,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:11,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:11,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:11,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 48 states and 63 transitions. [2023-12-03 00:36:11,720 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 63 transitions. [2023-12-03 00:36:11,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 00:36:11,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:11,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:11,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:11,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:11,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:11,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 49 states and 65 transitions. [2023-12-03 00:36:11,789 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2023-12-03 00:36:11,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 00:36:11,790 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:11,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:11,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:11,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:36:11,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:11,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 49 states and 64 transitions. [2023-12-03 00:36:11,838 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 64 transitions. [2023-12-03 00:36:11,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 00:36:11,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:11,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:11,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:11,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 00:36:11,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:11,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2023-12-03 00:36:11,916 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2023-12-03 00:36:11,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 00:36:11,916 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:11,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:11,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:12,337 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:14,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:14,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 27 states and 33 transitions. [2023-12-03 00:36:14,176 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 33 transitions. [2023-12-03 00:36:14,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-03 00:36:14,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:14,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:14,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:14,560 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:15,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:15,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 35 states and 46 transitions. [2023-12-03 00:36:15,989 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2023-12-03 00:36:15,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 00:36:15,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:15,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:16,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:16,594 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:18,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:18,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 43 states and 61 transitions. [2023-12-03 00:36:18,274 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 61 transitions. [2023-12-03 00:36:18,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-03 00:36:18,275 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:18,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:18,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:18,988 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:20,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:20,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 51 states and 78 transitions. [2023-12-03 00:36:20,797 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 78 transitions. [2023-12-03 00:36:20,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-03 00:36:20,798 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:20,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:20,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:21,748 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 0 proven. 85 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:23,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:23,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 59 states and 97 transitions. [2023-12-03 00:36:23,568 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 97 transitions. [2023-12-03 00:36:23,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-03 00:36:23,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:23,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:23,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:24,490 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 123 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:26,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:26,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 67 states and 118 transitions. [2023-12-03 00:36:26,849 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 118 transitions. [2023-12-03 00:36:26,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-03 00:36:26,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:26,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:26,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:27,938 INFO L134 CoverageAnalysis]: Checked inductivity of 168 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:30,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:30,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 75 states and 141 transitions. [2023-12-03 00:36:30,451 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 141 transitions. [2023-12-03 00:36:30,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-12-03 00:36:30,453 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:30,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:30,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:31,914 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:34,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:34,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 83 states and 166 transitions. [2023-12-03 00:36:34,671 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 166 transitions. [2023-12-03 00:36:34,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-03 00:36:34,672 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:34,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:34,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:36,144 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 279 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:39,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:39,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 91 states and 193 transitions. [2023-12-03 00:36:39,029 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 193 transitions. [2023-12-03 00:36:39,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-03 00:36:39,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:39,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:39,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:40,369 INFO L134 CoverageAnalysis]: Checked inductivity of 345 backedges. 0 proven. 345 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:36:43,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:36:43,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 99 states and 211 transitions. [2023-12-03 00:36:43,514 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 211 transitions. [2023-12-03 00:36:43,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-12-03 00:36:43,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:36:43,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:36:43,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:36:44,128 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 418 trivial. 0 not checked. [2023-12-03 00:37:13,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:37:13,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 181 states and 416 transitions. [2023-12-03 00:37:13,520 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 416 transitions. [2023-12-03 00:37:13,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-03 00:37:13,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:37:13,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:37:13,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:37:20,384 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 445 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:37:40,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:37:40,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 193 states and 395 transitions. [2023-12-03 00:37:40,307 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 395 transitions. [2023-12-03 00:37:40,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-03 00:37:40,308 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:37:40,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:37:40,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:37:41,679 INFO L134 CoverageAnalysis]: Checked inductivity of 498 backedges. 445 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:37:42,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:37:42,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 86 states and 85 transitions. [2023-12-03 00:37:42,531 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 85 transitions. [2023-12-03 00:37:42,531 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 00:37:42,531 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 33 iterations. [2023-12-03 00:37:42,538 INFO L751 CodeCheckObserver]: All specifications hold 17 specifications checked. All of them hold [2023-12-03 00:37:43,597 INFO L560 CodeCheckObserver]: Invariant with dag size 37 [2023-12-03 00:37:43,604 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc2!base := 0][#t~malloc3!base := 0] could not be translated [2023-12-03 00:37:43,605 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~i~0!base] could not be translated [2023-12-03 00:37:43,606 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~i~0!base] could not be translated [2023-12-03 00:37:43,607 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~i~0!base][~i~0!offset] could not be translated [2023-12-03 00:37:43,607 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~c~0!base] could not be translated [2023-12-03 00:37:43,607 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated [2023-12-03 00:37:43,607 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated [2023-12-03 00:37:43,607 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~c~0!base] could not be translated [2023-12-03 00:37:43,608 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc2!base := 0][#t~malloc3!base := 0] could not be translated [2023-12-03 00:37:43,609 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~i~0!base] could not be translated [2023-12-03 00:37:43,609 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~i~0!base] could not be translated [2023-12-03 00:37:43,609 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~c~0!base] could not be translated [2023-12-03 00:37:43,609 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated [2023-12-03 00:37:43,609 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated [2023-12-03 00:37:43,609 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~c~0!base] could not be translated [2023-12-03 00:37:43,610 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~i~0!base][~i~0!offset] could not be translated [2023-12-03 00:37:43,610 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-12-03 00:37:43,611 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 12:37:43 ImpRootNode [2023-12-03 00:37:43,611 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 00:37:43,612 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 00:37:43,612 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 00:37:43,612 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 00:37:43,612 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:36:08" (3/4) ... [2023-12-03 00:37:43,614 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 00:37:43,621 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2023-12-03 00:37:43,621 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-03 00:37:43,622 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-12-03 00:37:43,622 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-12-03 00:37:43,692 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f81fa5ed-58a1-4fd9-85d7-7b3949458fbe/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 00:37:43,692 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f81fa5ed-58a1-4fd9-85d7-7b3949458fbe/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 00:37:43,692 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 00:37:43,693 INFO L158 Benchmark]: Toolchain (without parser) took 95623.97ms. Allocated memory was 157.3MB in the beginning and 685.8MB in the end (delta: 528.5MB). Free memory was 119.7MB in the beginning and 389.2MB in the end (delta: -269.5MB). Peak memory consumption was 261.1MB. Max. memory is 16.1GB. [2023-12-03 00:37:43,694 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 111.1MB. Free memory was 80.7MB in the beginning and 80.7MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:37:43,694 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.66ms. Allocated memory is still 157.3MB. Free memory was 119.7MB in the beginning and 104.0MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 00:37:43,695 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.84ms. Allocated memory is still 157.3MB. Free memory was 104.0MB in the beginning and 102.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:37:43,695 INFO L158 Benchmark]: Boogie Preprocessor took 22.72ms. Allocated memory is still 157.3MB. Free memory was 102.4MB in the beginning and 101.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:37:43,695 INFO L158 Benchmark]: RCFGBuilder took 344.04ms. Allocated memory is still 157.3MB. Free memory was 100.8MB in the beginning and 87.4MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 00:37:43,696 INFO L158 Benchmark]: CodeCheck took 94806.55ms. Allocated memory was 157.3MB in the beginning and 685.8MB in the end (delta: 528.5MB). Free memory was 87.4MB in the beginning and 394.4MB in the end (delta: -307.0MB). Peak memory consumption was 223.3MB. Max. memory is 16.1GB. [2023-12-03 00:37:43,696 INFO L158 Benchmark]: Witness Printer took 80.91ms. Allocated memory is still 685.8MB. Free memory was 394.4MB in the beginning and 389.2MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 00:37:43,699 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, 30 locations, 17 error locations. Started 1 CEGAR loops. OverallTime: 93.7s, OverallIterations: 33, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3876 SdHoareTripleChecker+Valid, 17.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3729 mSDsluCounter, 1926 SdHoareTripleChecker+Invalid, 15.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1646 mSDsCounter, 2292 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11767 IncrementalHoareTripleChecker+Invalid, 14059 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2292 mSolverCounterUnsat, 280 mSDtfsCounter, 11767 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9068 GetRequests, 7953 SyntacticMatches, 535 SemanticMatches, 580 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162788 ImplicationChecksByTransitivity, 79.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 18.8s InterpolantComputationTime, 868 NumberOfCodeBlocks, 868 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 836 ConstructedInterpolants, 0 QuantifiedInterpolants, 8632 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 32 InterpolantComputations, 20 PerfectInterpolantSequences, 1312/2738 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: -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: 546]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 17 specifications checked. All of them hold - InvariantResult [Line: 552]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 546]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 111.1MB. Free memory was 80.7MB in the beginning and 80.7MB in the end (delta: 28.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 330.66ms. Allocated memory is still 157.3MB. Free memory was 119.7MB in the beginning and 104.0MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.84ms. Allocated memory is still 157.3MB. Free memory was 104.0MB in the beginning and 102.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.72ms. Allocated memory is still 157.3MB. Free memory was 102.4MB in the beginning and 101.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 344.04ms. Allocated memory is still 157.3MB. Free memory was 100.8MB in the beginning and 87.4MB in the end (delta: 13.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 94806.55ms. Allocated memory was 157.3MB in the beginning and 685.8MB in the end (delta: 528.5MB). Free memory was 87.4MB in the beginning and 394.4MB in the end (delta: -307.0MB). Peak memory consumption was 223.3MB. Max. memory is 16.1GB. * Witness Printer took 80.91ms. Allocated memory is still 685.8MB. Free memory was 394.4MB in the beginning and 389.2MB 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: ArrayStoreExpression #valid[#t~malloc2!base := 0][#t~malloc3!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~i~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~i~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~i~0!base][~i~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~c~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~c~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc2!base := 0][#t~malloc3!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~i~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~i~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~c~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~c~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~i~0!base][~i~0!offset] could not be translated RESULT: Ultimate proved your program to be correct! [2023-12-03 00:37:43,715 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f81fa5ed-58a1-4fd9-85d7-7b3949458fbe/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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