./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/java_AG313-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_690ab57d-88c2-4724-a392-b702457b22fd/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_690ab57d-88c2-4724-a392-b702457b22fd/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_690ab57d-88c2-4724-a392-b702457b22fd/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_690ab57d-88c2-4724-a392-b702457b22fd/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/java_AG313-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_690ab57d-88c2-4724-a392-b702457b22fd/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_690ab57d-88c2-4724-a392-b702457b22fd/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 2bfa9ea18c3859fb14daaafa2138a5573eef07b7f87afeb019dc7effa80c928b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:00:48,514 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:00:48,582 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_690ab57d-88c2-4724-a392-b702457b22fd/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-12-03 00:00:48,586 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:00:48,587 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:00:48,610 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:00:48,611 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:00:48,612 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:00:48,612 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:00:48,613 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:00:48,613 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:00:48,614 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 00:00:48,614 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 00:00:48,615 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 00:00:48,615 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:00:48,616 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:00:48,616 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:00:48,617 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:00:48,617 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:00:48,618 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:00:48,619 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:00:48,619 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:00:48,620 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:00:48,620 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:00:48,621 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:00:48,621 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:00:48,622 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_690ab57d-88c2-4724-a392-b702457b22fd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_690ab57d-88c2-4724-a392-b702457b22fd/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bfa9ea18c3859fb14daaafa2138a5573eef07b7f87afeb019dc7effa80c928b [2023-12-03 00:00:48,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:00:48,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:00:48,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:00:48,856 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:00:48,857 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:00:48,858 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_690ab57d-88c2-4724-a392-b702457b22fd/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/termination-memory-alloca/java_AG313-alloca.i [2023-12-03 00:00:51,617 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:00:51,812 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:00:51,813 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_690ab57d-88c2-4724-a392-b702457b22fd/sv-benchmarks/c/termination-memory-alloca/java_AG313-alloca.i [2023-12-03 00:00:51,827 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_690ab57d-88c2-4724-a392-b702457b22fd/bin/ukojak-verify-Qdu7aM0XO9/data/a7a097466/19ba66abcf364eccabf226f0bf54597e/FLAG349726af8 [2023-12-03 00:00:51,841 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_690ab57d-88c2-4724-a392-b702457b22fd/bin/ukojak-verify-Qdu7aM0XO9/data/a7a097466/19ba66abcf364eccabf226f0bf54597e [2023-12-03 00:00:51,844 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:00:51,845 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:00:51,847 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:00:51,847 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:00:51,852 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:00:51,853 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:00:51" (1/1) ... [2023-12-03 00:00:51,854 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@774cc3c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:00:51, skipping insertion in model container [2023-12-03 00:00:51,854 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:00:51" (1/1) ... [2023-12-03 00:00:51,899 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:00:52,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:00:52,166 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:00:52,201 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:00:52,229 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:00:52,229 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:00:52 WrapperNode [2023-12-03 00:00:52,229 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:00:52,230 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:00:52,231 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:00:52,231 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:00:52,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:00:52" (1/1) ... [2023-12-03 00:00:52,251 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:00:52" (1/1) ... [2023-12-03 00:00:52,273 INFO L138 Inliner]: procedures = 111, calls = 27, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 77 [2023-12-03 00:00:52,274 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:00:52,275 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:00:52,275 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:00:52,275 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:00:52,284 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:00:52" (1/1) ... [2023-12-03 00:00:52,284 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:00:52" (1/1) ... [2023-12-03 00:00:52,287 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:00:52" (1/1) ... [2023-12-03 00:00:52,288 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:00:52" (1/1) ... [2023-12-03 00:00:52,293 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:00:52" (1/1) ... [2023-12-03 00:00:52,296 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:00:52" (1/1) ... [2023-12-03 00:00:52,297 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:00:52" (1/1) ... [2023-12-03 00:00:52,299 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:00:52" (1/1) ... [2023-12-03 00:00:52,301 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:00:52,302 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:00:52,302 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:00:52,302 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:00:52,303 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:00:52" (1/1) ... [2023-12-03 00:00:52,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:00:52,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_690ab57d-88c2-4724-a392-b702457b22fd/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:00:52,334 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_690ab57d-88c2-4724-a392-b702457b22fd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:00:52,337 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_690ab57d-88c2-4724-a392-b702457b22fd/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:00:52,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 00:00:52,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 00:00:52,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:00:52,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:00:52,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:00:52,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:00:52,456 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:00:52,457 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:00:52,643 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:00:52,678 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:00:52,679 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:00:52,680 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:00:52 BoogieIcfgContainer [2023-12-03 00:00:52,681 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:00:52,682 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:00:52,682 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:00:52,700 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:00:52,700 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:00:52" (1/1) ... [2023-12-03 00:00:52,708 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:00:52,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:52,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 44 states and 47 transitions. [2023-12-03 00:00:52,758 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2023-12-03 00:00:52,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 00:00:52,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:52,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:53,073 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 00:00:53,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:53,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 43 states and 46 transitions. [2023-12-03 00:00:53,103 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 46 transitions. [2023-12-03 00:00:53,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 00:00:53,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:53,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:53,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:53,292 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 00:00:53,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:53,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 42 states and 45 transitions. [2023-12-03 00:00:53,379 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 45 transitions. [2023-12-03 00:00:53,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 00:00:53,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:53,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:53,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:53,452 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 00:00:53,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:53,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 41 states and 44 transitions. [2023-12-03 00:00:53,569 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 44 transitions. [2023-12-03 00:00:53,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 00:00:53,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:53,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:53,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:53,659 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 00:00:53,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:53,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 40 states and 43 transitions. [2023-12-03 00:00:53,907 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 43 transitions. [2023-12-03 00:00:53,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:00:53,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:53,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:53,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:53,962 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 00:00:54,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:54,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 39 states and 42 transitions. [2023-12-03 00:00:54,250 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 42 transitions. [2023-12-03 00:00:54,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:00:54,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:54,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:54,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:54,333 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 00:00:54,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:54,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 38 states and 41 transitions. [2023-12-03 00:00:54,784 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 41 transitions. [2023-12-03 00:00:54,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 00:00:54,785 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:54,785 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:54,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:54,808 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 00:00:55,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:55,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 37 states and 40 transitions. [2023-12-03 00:00:55,064 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 40 transitions. [2023-12-03 00:00:55,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 00:00:55,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:55,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:55,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:55,094 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 00:00:55,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:55,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 36 states and 39 transitions. [2023-12-03 00:00:55,341 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 39 transitions. [2023-12-03 00:00:55,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 00:00:55,343 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:55,343 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:55,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:55,363 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 00:00:55,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:55,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 35 states and 37 transitions. [2023-12-03 00:00:55,383 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 37 transitions. [2023-12-03 00:00:55,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 00:00:55,383 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:55,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:55,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:55,411 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 00:00:55,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:55,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 34 states and 36 transitions. [2023-12-03 00:00:55,435 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 36 transitions. [2023-12-03 00:00:55,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 00:00:55,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:55,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:55,663 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 00:00:56,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:56,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 36 states and 38 transitions. [2023-12-03 00:00:56,469 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2023-12-03 00:00:56,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:00:56,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:56,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:56,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:56,494 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 00:00:56,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:56,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 39 states and 43 transitions. [2023-12-03 00:00:56,925 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 43 transitions. [2023-12-03 00:00:56,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:00:56,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:56,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:56,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:56,998 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 00:00:57,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:57,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2023-12-03 00:00:57,944 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2023-12-03 00:00:57,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 00:00:57,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:57,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:57,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:57,965 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 00:00:58,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:58,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 46 states and 57 transitions. [2023-12-03 00:00:58,566 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 57 transitions. [2023-12-03 00:00:58,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 00:00:58,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:58,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:58,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:58,652 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 00:00:59,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:59,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 50 states and 68 transitions. [2023-12-03 00:00:59,268 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 68 transitions. [2023-12-03 00:00:59,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 00:00:59,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:59,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:59,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:59,332 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 00:00:59,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:59,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2023-12-03 00:00:59,546 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2023-12-03 00:00:59,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:00:59,547 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:59,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:59,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:59,567 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 00:00:59,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:59,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 53 states and 70 transitions. [2023-12-03 00:00:59,588 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2023-12-03 00:00:59,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:00:59,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:59,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:59,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:59,629 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 00:00:59,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:59,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 54 states and 70 transitions. [2023-12-03 00:00:59,649 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 70 transitions. [2023-12-03 00:00:59,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:00:59,650 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:59,650 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:59,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:59,689 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 00:00:59,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:59,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 55 states and 71 transitions. [2023-12-03 00:00:59,710 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2023-12-03 00:00:59,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 00:00:59,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:59,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:59,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:00:59,850 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 00:01:00,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:00,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 59 states and 80 transitions. [2023-12-03 00:01:00,736 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 80 transitions. [2023-12-03 00:01:00,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 00:01:00,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:00,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:00,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:00,777 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 00:01:00,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:00,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 60 states and 82 transitions. [2023-12-03 00:01:00,804 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 82 transitions. [2023-12-03 00:01:00,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 00:01:00,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:00,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:00,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:00,834 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 00:01:00,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:00,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 60 states and 81 transitions. [2023-12-03 00:01:00,932 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 81 transitions. [2023-12-03 00:01:00,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 00:01:00,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:00,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:00,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:01,065 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 00:01:01,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:01,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 61 states and 82 transitions. [2023-12-03 00:01:01,098 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 82 transitions. [2023-12-03 00:01:01,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 00:01:01,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:01,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:01,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:01,121 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 00:01:01,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:01,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 65 states and 88 transitions. [2023-12-03 00:01:01,597 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2023-12-03 00:01:01,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 00:01:01,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:01,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:01,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:01,631 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 00:01:02,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:02,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 69 states and 93 transitions. [2023-12-03 00:01:02,039 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2023-12-03 00:01:02,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 00:01:02,040 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:02,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:02,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:02,061 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 00:01:02,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:02,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 71 states and 96 transitions. [2023-12-03 00:01:02,562 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2023-12-03 00:01:02,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 00:01:02,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:02,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:02,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:02,591 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 00:01:03,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:03,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 73 states and 98 transitions. [2023-12-03 00:01:03,055 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 98 transitions. [2023-12-03 00:01:03,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 00:01:03,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:03,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:03,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:03,079 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 00:01:03,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:03,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 72 states and 97 transitions. [2023-12-03 00:01:03,341 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 97 transitions. [2023-12-03 00:01:03,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 00:01:03,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:03,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:03,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:03,371 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 00:01:03,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:03,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 71 states and 96 transitions. [2023-12-03 00:01:03,541 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 96 transitions. [2023-12-03 00:01:03,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 00:01:03,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:03,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:03,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:03,566 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:01:03,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:03,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 67 states and 87 transitions. [2023-12-03 00:01:03,592 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 87 transitions. [2023-12-03 00:01:03,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 00:01:03,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:03,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:03,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:03,626 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:01:03,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:03,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 63 states and 79 transitions. [2023-12-03 00:01:03,668 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 79 transitions. [2023-12-03 00:01:03,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 00:01:03,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:03,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:03,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:03,694 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:01:03,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:03,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 55 states and 68 transitions. [2023-12-03 00:01:03,736 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 68 transitions. [2023-12-03 00:01:03,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 00:01:03,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:03,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:03,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:03,786 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-12-03 00:01:03,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:03,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 38 states and 44 transitions. [2023-12-03 00:01:03,856 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 44 transitions. [2023-12-03 00:01:03,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 00:01:03,856 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:03,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:03,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:04,171 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 00:01:05,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:05,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2023-12-03 00:01:05,698 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2023-12-03 00:01:05,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-03 00:01:05,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:01:05,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:01:05,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:01:05,929 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-03 00:01:06,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:01:06,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 28 states and 33 transitions. [2023-12-03 00:01:06,595 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2023-12-03 00:01:06,596 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 00:01:06,597 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 36 iterations. [2023-12-03 00:01:06,614 INFO L751 CodeCheckObserver]: All specifications hold 25 specifications checked. All of them hold [2023-12-03 00:01:07,614 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-12-03 00:01:07,618 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-12-03 00:01:07,618 INFO L560 CodeCheckObserver]: Invariant with dag size 43 [2023-12-03 00:01:07,622 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc4!base could not be translated [2023-12-03 00:01:07,623 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated [2023-12-03 00:01:07,623 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~x_ref~0!base] could not be translated [2023-12-03 00:01:07,625 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~y_ref~0!base] could not be translated [2023-12-03 00:01:07,625 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated [2023-12-03 00:01:07,625 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc4!base could not be translated [2023-12-03 00:01:07,626 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~x_ref~0!base] could not be translated [2023-12-03 00:01:07,626 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~i~0!base] could not be translated [2023-12-03 00:01:07,626 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~i~0!base] could not be translated [2023-12-03 00:01:07,626 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated [2023-12-03 00:01:07,626 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated [2023-12-03 00:01:07,627 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~y_ref~0!base] could not be translated [2023-12-03 00:01:07,627 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc4!base := 0][#t~malloc2!base := 0][#t~malloc3!base := 0] could not be translated [2023-12-03 00:01:07,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 12:01:07 ImpRootNode [2023-12-03 00:01:07,627 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 00:01:07,628 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 00:01:07,628 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 00:01:07,628 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 00:01:07,628 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:00:52" (3/4) ... [2023-12-03 00:01:07,630 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 00:01:07,637 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2023-12-03 00:01:07,638 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-03 00:01:07,638 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-12-03 00:01:07,638 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 00:01:07,726 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_690ab57d-88c2-4724-a392-b702457b22fd/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 00:01:07,726 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_690ab57d-88c2-4724-a392-b702457b22fd/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 00:01:07,727 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 00:01:07,727 INFO L158 Benchmark]: Toolchain (without parser) took 15881.94ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 92.5MB in the beginning and 78.4MB in the end (delta: 14.2MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2023-12-03 00:01:07,728 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 138.4MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:01:07,728 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.90ms. Allocated memory is still 138.4MB. Free memory was 92.5MB in the beginning and 76.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 00:01:07,729 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.62ms. Allocated memory is still 138.4MB. Free memory was 76.3MB in the beginning and 74.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:01:07,729 INFO L158 Benchmark]: Boogie Preprocessor took 26.61ms. Allocated memory is still 138.4MB. Free memory was 74.7MB in the beginning and 73.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:01:07,730 INFO L158 Benchmark]: RCFGBuilder took 378.69ms. Allocated memory is still 138.4MB. Free memory was 73.1MB in the beginning and 56.4MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 00:01:07,730 INFO L158 Benchmark]: CodeCheck took 14945.74ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 56.4MB in the beginning and 83.6MB in the end (delta: -27.2MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. [2023-12-03 00:01:07,730 INFO L158 Benchmark]: Witness Printer took 98.95ms. Allocated memory is still 192.9MB. Free memory was 83.6MB in the beginning and 78.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 00:01:07,732 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, 44 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 13.9s, OverallIterations: 36, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3782 SdHoareTripleChecker+Valid, 13.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3446 mSDsluCounter, 2278 SdHoareTripleChecker+Invalid, 12.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1798 mSDsCounter, 1419 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8421 IncrementalHoareTripleChecker+Invalid, 9840 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1419 mSolverCounterUnsat, 480 mSDtfsCounter, 8421 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3088 GetRequests, 2770 SyntacticMatches, 114 SemanticMatches, 204 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20505 ImplicationChecksByTransitivity, 10.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 389 NumberOfCodeBlocks, 389 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 354 ConstructedInterpolants, 0 QuantifiedInterpolants, 3571 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 35 InterpolantComputations, 34 PerfectInterpolantSequences, 27/30 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: -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: 562]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 25 specifications checked. All of them hold - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 547]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 556]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 138.4MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 382.90ms. Allocated memory is still 138.4MB. Free memory was 92.5MB in the beginning and 76.8MB in the end (delta: 15.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.62ms. Allocated memory is still 138.4MB. Free memory was 76.3MB in the beginning and 74.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.61ms. Allocated memory is still 138.4MB. Free memory was 74.7MB in the beginning and 73.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 378.69ms. Allocated memory is still 138.4MB. Free memory was 73.1MB in the beginning and 56.4MB in the end (delta: 16.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14945.74ms. Allocated memory was 138.4MB in the beginning and 192.9MB in the end (delta: 54.5MB). Free memory was 56.4MB in the beginning and 83.6MB in the end (delta: -27.2MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. * Witness Printer took 98.95ms. Allocated memory is still 192.9MB. Free memory was 83.6MB in the beginning and 78.4MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc4!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[~x_ref~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~y_ref~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~malloc4!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~x_ref~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 #valid[~i~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 #length[~y_ref~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc4!base := 0][#t~malloc2!base := 0][#t~malloc3!base := 0] could not be translated RESULT: Ultimate proved your program to be correct! [2023-12-03 00:01:07,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_690ab57d-88c2-4724-a392-b702457b22fd/bin/ukojak-verify-Qdu7aM0XO9/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