./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/a.10-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b1f2b8-a093-4063-8686-1103eecc60ed/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b1f2b8-a093-4063-8686-1103eecc60ed/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b1f2b8-a093-4063-8686-1103eecc60ed/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b1f2b8-a093-4063-8686-1103eecc60ed/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/a.10-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b1f2b8-a093-4063-8686-1103eecc60ed/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b1f2b8-a093-4063-8686-1103eecc60ed/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5993f8ca278f17db67b0d89d60473315dd1639b7ed95b3e55f223aad0ab4864f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:34:29,622 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:34:29,713 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b1f2b8-a093-4063-8686-1103eecc60ed/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-11-19 02:34:29,726 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:34:29,727 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:34:29,778 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:34:29,780 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:34:29,781 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:34:29,782 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:34:29,790 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:34:29,791 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:34:29,791 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:34:29,792 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:34:29,794 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:34:29,795 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:34:29,795 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:34:29,796 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:34:29,796 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:34:29,797 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:34:29,798 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:34:29,799 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:34:29,799 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:34:29,800 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:34:29,801 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:34:29,801 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:34:29,802 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:34:29,802 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_09b1f2b8-a093-4063-8686-1103eecc60ed/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b1f2b8-a093-4063-8686-1103eecc60ed/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5993f8ca278f17db67b0d89d60473315dd1639b7ed95b3e55f223aad0ab4864f [2023-11-19 02:34:30,182 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:34:30,230 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:34:30,233 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:34:30,235 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:34:30,236 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:34:30,238 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b1f2b8-a093-4063-8686-1103eecc60ed/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/termination-memory-alloca/a.10-alloca.i [2023-11-19 02:34:33,957 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:34:34,265 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:34:34,266 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b1f2b8-a093-4063-8686-1103eecc60ed/sv-benchmarks/c/termination-memory-alloca/a.10-alloca.i [2023-11-19 02:34:34,285 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b1f2b8-a093-4063-8686-1103eecc60ed/bin/ukojak-verify-G8NBE6pJGL/data/49a80106a/ad4feb956b8b4cc59ec76afdefc30d74/FLAG46f3599a7 [2023-11-19 02:34:34,304 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b1f2b8-a093-4063-8686-1103eecc60ed/bin/ukojak-verify-G8NBE6pJGL/data/49a80106a/ad4feb956b8b4cc59ec76afdefc30d74 [2023-11-19 02:34:34,307 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:34:34,309 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:34:34,311 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:34:34,312 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:34:34,319 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:34:34,320 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:34:34" (1/1) ... [2023-11-19 02:34:34,321 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7959a69b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:34, skipping insertion in model container [2023-11-19 02:34:34,322 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:34:34" (1/1) ... [2023-11-19 02:34:34,377 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:34:34,758 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:34:34,780 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:34:34,826 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:34:34,862 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:34:34,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:34 WrapperNode [2023-11-19 02:34:34,863 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:34:34,864 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:34:34,865 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:34:34,865 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:34:34,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:34" (1/1) ... [2023-11-19 02:34:34,889 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:34" (1/1) ... [2023-11-19 02:34:34,919 INFO L138 Inliner]: procedures = 111, calls = 24, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2023-11-19 02:34:34,919 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:34:34,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:34:34,921 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:34:34,921 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:34:34,932 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:34" (1/1) ... [2023-11-19 02:34:34,933 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:34" (1/1) ... [2023-11-19 02:34:34,940 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:34" (1/1) ... [2023-11-19 02:34:34,941 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:34" (1/1) ... [2023-11-19 02:34:34,946 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:34" (1/1) ... [2023-11-19 02:34:34,958 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:34" (1/1) ... [2023-11-19 02:34:34,960 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:34" (1/1) ... [2023-11-19 02:34:34,961 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:34" (1/1) ... [2023-11-19 02:34:34,964 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:34:34,965 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:34:34,965 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:34:34,966 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:34:34,967 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:34:34" (1/1) ... [2023-11-19 02:34:34,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:34:35,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b1f2b8-a093-4063-8686-1103eecc60ed/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:34:35,016 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b1f2b8-a093-4063-8686-1103eecc60ed/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:34:35,039 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b1f2b8-a093-4063-8686-1103eecc60ed/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:34:35,082 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:34:35,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:34:35,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:34:35,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:34:35,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:34:35,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:34:35,272 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:34:35,275 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:34:35,600 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:34:35,649 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:34:35,649 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 02:34:35,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:34:35 BoogieIcfgContainer [2023-11-19 02:34:35,655 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:34:35,657 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:34:35,657 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:34:35,671 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:34:35,671 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:34:35" (1/1) ... [2023-11-19 02:34:35,684 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:34:35,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:35,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 42 states and 44 transitions. [2023-11-19 02:34:35,766 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 44 transitions. [2023-11-19 02:34:35,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:34:35,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:35,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:35,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:36,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:36,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:36,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 41 states and 43 transitions. [2023-11-19 02:34:36,393 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 43 transitions. [2023-11-19 02:34:36,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-19 02:34:36,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:36,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:36,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:36,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:36,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:36,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 40 states and 42 transitions. [2023-11-19 02:34:36,925 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 42 transitions. [2023-11-19 02:34:36,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:34:36,926 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:36,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:36,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:37,089 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:37,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:37,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 39 states and 41 transitions. [2023-11-19 02:34:37,249 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 41 transitions. [2023-11-19 02:34:37,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 02:34:37,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:37,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:37,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:37,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:37,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:37,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 38 states and 40 transitions. [2023-11-19 02:34:37,798 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 40 transitions. [2023-11-19 02:34:37,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:34:37,801 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:37,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:37,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:38,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:38,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:38,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 37 states and 39 transitions. [2023-11-19 02:34:38,510 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2023-11-19 02:34:38,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 02:34:38,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:38,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:38,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:38,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:39,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:39,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 36 states and 38 transitions. [2023-11-19 02:34:39,237 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 38 transitions. [2023-11-19 02:34:39,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:34:39,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:39,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:39,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:39,263 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:39,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:39,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 37 states and 39 transitions. [2023-11-19 02:34:39,689 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 39 transitions. [2023-11-19 02:34:39,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:34:39,689 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:39,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:39,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:39,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:40,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:40,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 38 states and 42 transitions. [2023-11-19 02:34:40,190 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 42 transitions. [2023-11-19 02:34:40,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:34:40,190 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:40,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:40,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:40,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:40,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:40,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 40 states and 46 transitions. [2023-11-19 02:34:40,497 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 46 transitions. [2023-11-19 02:34:40,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 02:34:40,497 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:40,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:40,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:40,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:41,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:41,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 42 states and 51 transitions. [2023-11-19 02:34:41,510 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 51 transitions. [2023-11-19 02:34:41,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:34:41,511 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:41,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:41,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:41,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:42,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:42,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 46 states and 60 transitions. [2023-11-19 02:34:42,015 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 60 transitions. [2023-11-19 02:34:42,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:34:42,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:42,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:42,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:42,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:42,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:42,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 50 states and 69 transitions. [2023-11-19 02:34:42,609 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 69 transitions. [2023-11-19 02:34:42,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:34:42,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:42,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:42,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:42,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:42,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:42,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 52 states and 75 transitions. [2023-11-19 02:34:42,892 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 75 transitions. [2023-11-19 02:34:42,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 02:34:42,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:42,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:42,949 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:43,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:43,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 55 states and 82 transitions. [2023-11-19 02:34:43,125 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 82 transitions. [2023-11-19 02:34:43,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:34:43,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:43,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:43,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:43,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:45,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:45,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 60 states and 94 transitions. [2023-11-19 02:34:45,055 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 94 transitions. [2023-11-19 02:34:45,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:34:45,055 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:45,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:45,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:45,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:45,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:45,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 63 states and 103 transitions. [2023-11-19 02:34:45,709 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 103 transitions. [2023-11-19 02:34:45,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 02:34:45,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:45,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:45,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:45,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:46,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:46,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 65 states and 108 transitions. [2023-11-19 02:34:46,212 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 108 transitions. [2023-11-19 02:34:46,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:34:46,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:46,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:46,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:46,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:46,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:46,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 64 states and 107 transitions. [2023-11-19 02:34:46,265 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 107 transitions. [2023-11-19 02:34:46,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:34:46,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:46,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:46,317 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:46,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:46,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 66 states and 110 transitions. [2023-11-19 02:34:46,352 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 110 transitions. [2023-11-19 02:34:46,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:34:46,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:46,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:46,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:46,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:46,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:46,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 67 states and 112 transitions. [2023-11-19 02:34:46,652 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 112 transitions. [2023-11-19 02:34:46,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-19 02:34:46,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:46,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:46,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:46,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:46,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 70 states and 117 transitions. [2023-11-19 02:34:46,881 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 117 transitions. [2023-11-19 02:34:46,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:34:46,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:46,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:46,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:46,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:46,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:46,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 69 states and 116 transitions. [2023-11-19 02:34:46,946 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 116 transitions. [2023-11-19 02:34:46,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:34:46,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:46,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:46,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:47,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:47,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:47,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 70 states and 118 transitions. [2023-11-19 02:34:47,077 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 118 transitions. [2023-11-19 02:34:47,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:34:47,084 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:47,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:47,130 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:47,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:47,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 69 states and 117 transitions. [2023-11-19 02:34:47,174 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 117 transitions. [2023-11-19 02:34:47,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 02:34:47,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:47,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:47,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:47,249 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:34:47,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:47,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 70 states and 117 transitions. [2023-11-19 02:34:47,304 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 117 transitions. [2023-11-19 02:34:47,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:34:47,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:47,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:47,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:47,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:34:47,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:47,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 72 states and 119 transitions. [2023-11-19 02:34:47,702 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 119 transitions. [2023-11-19 02:34:47,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 02:34:47,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:47,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:47,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:47,732 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 02:34:47,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:47,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 72 states and 118 transitions. [2023-11-19 02:34:47,901 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 118 transitions. [2023-11-19 02:34:47,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:34:47,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:47,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:47,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:47,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:34:48,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:48,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 74 states and 120 transitions. [2023-11-19 02:34:48,041 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 120 transitions. [2023-11-19 02:34:48,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 02:34:48,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:48,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:48,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:48,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 02:34:48,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:48,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 74 states and 119 transitions. [2023-11-19 02:34:48,113 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 119 transitions. [2023-11-19 02:34:48,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:34:48,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:48,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:48,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:48,195 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:34:48,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:48,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 79 states and 126 transitions. [2023-11-19 02:34:48,534 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 126 transitions. [2023-11-19 02:34:48,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:34:48,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:48,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:48,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:48,580 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:34:48,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:48,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 84 states and 131 transitions. [2023-11-19 02:34:48,793 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 131 transitions. [2023-11-19 02:34:48,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:34:48,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:48,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:48,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:48,824 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:34:48,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:48,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 86 states and 133 transitions. [2023-11-19 02:34:48,865 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 133 transitions. [2023-11-19 02:34:48,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 02:34:48,866 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:48,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:48,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:48,931 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:34:48,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:48,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 88 states and 134 transitions. [2023-11-19 02:34:48,981 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2023-11-19 02:34:48,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:34:48,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:48,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:49,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:49,338 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:34:49,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:49,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 93 states and 139 transitions. [2023-11-19 02:34:49,431 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 139 transitions. [2023-11-19 02:34:49,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 02:34:49,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:34:49,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 02:34:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:34:49,672 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-19 02:34:49,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:34:49,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 17 states and 18 transitions. [2023-11-19 02:34:49,731 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 18 transitions. [2023-11-19 02:34:49,731 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 02:34:49,731 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 36 iterations. [2023-11-19 02:34:49,743 INFO L751 CodeCheckObserver]: All specifications hold 25 specifications checked. All of them hold [2023-11-19 02:34:50,158 INFO L560 CodeCheckObserver]: Invariant with dag size 27 [2023-11-19 02:34:50,172 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~c~0!base] could not be translated [2023-11-19 02:34:50,175 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated [2023-11-19 02:34:50,176 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated [2023-11-19 02:34:50,176 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc4!base could not be translated [2023-11-19 02:34:50,176 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated [2023-11-19 02:34:50,178 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated [2023-11-19 02:34:50,178 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc4!base could not be translated [2023-11-19 02:34:50,178 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc3!base := 0][#t~malloc2!base := 0][#t~malloc4!base := 0] could not be translated [2023-11-19 02:34:50,179 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~c~0!base] could not be translated [2023-11-19 02:34:50,180 INFO L560 CodeCheckObserver]: Invariant with dag size 41 [2023-11-19 02:34:50,182 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~x_ref~0!base] could not be translated [2023-11-19 02:34:50,183 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~c~0!base] could not be translated [2023-11-19 02:34:50,184 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated [2023-11-19 02:34:50,184 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated [2023-11-19 02:34:50,185 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc4!base could not be translated [2023-11-19 02:34:50,185 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated [2023-11-19 02:34:50,191 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~x_ref~0!base] could not be translated [2023-11-19 02:34:50,191 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~y_ref~0!base] could not be translated [2023-11-19 02:34:50,192 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~y_ref~0!base] could not be translated [2023-11-19 02:34:50,192 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated [2023-11-19 02:34:50,193 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc4!base could not be translated [2023-11-19 02:34:50,193 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc3!base := 0][#t~malloc2!base := 0][#t~malloc4!base := 0] could not be translated [2023-11-19 02:34:50,193 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~c~0!base] could not be translated [2023-11-19 02:34:50,193 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 02:34:50,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:34:50 ImpRootNode [2023-11-19 02:34:50,194 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:34:50,196 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:34:50,197 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:34:50,197 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:34:50,198 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:34:35" (3/4) ... [2023-11-19 02:34:50,205 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 02:34:50,220 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-11-19 02:34:50,220 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-19 02:34:50,220 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 02:34:50,221 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 02:34:50,366 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b1f2b8-a093-4063-8686-1103eecc60ed/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:34:50,367 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b1f2b8-a093-4063-8686-1103eecc60ed/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 02:34:50,367 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:34:50,368 INFO L158 Benchmark]: Toolchain (without parser) took 16058.81ms. Allocated memory was 132.1MB in the beginning and 205.5MB in the end (delta: 73.4MB). Free memory was 91.4MB in the beginning and 68.6MB in the end (delta: 22.8MB). Peak memory consumption was 97.8MB. Max. memory is 16.1GB. [2023-11-19 02:34:50,369 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 92.3MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:34:50,369 INFO L158 Benchmark]: CACSL2BoogieTranslator took 552.22ms. Allocated memory is still 132.1MB. Free memory was 91.4MB in the beginning and 75.6MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:34:50,370 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.35ms. Allocated memory is still 132.1MB. Free memory was 75.6MB in the beginning and 74.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:34:50,370 INFO L158 Benchmark]: Boogie Preprocessor took 43.78ms. Allocated memory is still 132.1MB. Free memory was 74.0MB in the beginning and 72.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:34:50,371 INFO L158 Benchmark]: RCFGBuilder took 690.29ms. Allocated memory is still 132.1MB. Free memory was 72.5MB in the beginning and 56.3MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:34:50,372 INFO L158 Benchmark]: CodeCheck took 14537.92ms. Allocated memory was 132.1MB in the beginning and 205.5MB in the end (delta: 73.4MB). Free memory was 55.7MB in the beginning and 72.8MB in the end (delta: -17.1MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. [2023-11-19 02:34:50,372 INFO L158 Benchmark]: Witness Printer took 171.15ms. Allocated memory is still 205.5MB. Free memory was 72.8MB in the beginning and 68.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:34:50,375 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, 42 locations, 25 error locations. Started 1 CEGAR loops. OverallTime: 14.0s, OverallIterations: 36, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3524 SdHoareTripleChecker+Valid, 21.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3384 mSDsluCounter, 2197 SdHoareTripleChecker+Invalid, 17.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1865 mSDsCounter, 1191 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8810 IncrementalHoareTripleChecker+Invalid, 10001 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1191 mSolverCounterUnsat, 332 mSDtfsCounter, 8810 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2938 GetRequests, 2685 SyntacticMatches, 93 SemanticMatches, 160 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12472 ImplicationChecksByTransitivity, 8.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 343 NumberOfCodeBlocks, 343 NumberOfCodeBlocksAsserted, 35 NumberOfCheckSat, 308 ConstructedInterpolants, 0 QuantifiedInterpolants, 2577 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 35 InterpolantComputations, 35 PerfectInterpolantSequences, 24/24 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: 564]: 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: 555]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 564]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 92.3MB. Free memory is still 40.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 552.22ms. Allocated memory is still 132.1MB. Free memory was 91.4MB in the beginning and 75.6MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.35ms. Allocated memory is still 132.1MB. Free memory was 75.6MB in the beginning and 74.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.78ms. Allocated memory is still 132.1MB. Free memory was 74.0MB in the beginning and 72.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 690.29ms. Allocated memory is still 132.1MB. Free memory was 72.5MB in the beginning and 56.3MB in the end (delta: 16.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 14537.92ms. Allocated memory was 132.1MB in the beginning and 205.5MB in the end (delta: 73.4MB). Free memory was 55.7MB in the beginning and 72.8MB in the end (delta: -17.1MB). Peak memory consumption was 57.9MB. Max. memory is 16.1GB. * Witness Printer took 171.15ms. Allocated memory is still 205.5MB. Free memory was 72.8MB in the beginning and 68.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~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: 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: 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: ArrayStoreExpression #valid[#t~malloc3!base := 0][#t~malloc2!base := 0][#t~malloc4!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~c~0!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[~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: 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 #length[~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: ArrayAccessExpression #length[~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: ArrayStoreExpression #valid[#t~malloc3!base := 0][#t~malloc2!base := 0][#t~malloc4!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~c~0!base] could not be translated RESULT: Ultimate proved your program to be correct! [2023-11-19 02:34:50,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_09b1f2b8-a093-4063-8686-1103eecc60ed/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE