./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/verifythis/lcp.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/verifythis/lcp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --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 32bit --witnessprinter.graph.data.programhash 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:02:32,554 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:02:32,556 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:02:32,587 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:02:32,588 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:02:32,589 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:02:32,591 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:02:32,594 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:02:32,596 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:02:32,597 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:02:32,599 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:02:32,600 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:02:32,601 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:02:32,603 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:02:32,608 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:02:32,610 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:02:32,612 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:02:32,617 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:02:32,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:02:32,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:02:32,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:02:32,626 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:02:32,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:02:32,629 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:02:32,633 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:02:32,633 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:02:32,634 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:02:32,635 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:02:32,636 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:02:32,637 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:02:32,638 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:02:32,639 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:02:32,640 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:02:32,641 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:02:32,642 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:02:32,643 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:02:32,644 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:02:32,644 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:02:32,644 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:02:32,645 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:02:32,646 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:02:32,647 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 01:02:32,676 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:02:32,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:02:32,678 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:02:32,678 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:02:32,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:02:32,678 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:02:32,679 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:02:32,679 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:02:32,679 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:02:32,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:02:32,679 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:02:32,680 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:02:32,680 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:02:32,680 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:02:32,680 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:02:32,680 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:02:32,680 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:02:32,681 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:02:32,681 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:02:32,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:02:32,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:02:32,681 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:02:32,682 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:02:32,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:02:32,682 INFO L138 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_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a [2021-11-23 01:02:32,989 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:02:33,012 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:02:33,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:02:33,016 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:02:33,017 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:02:33,018 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/verifythis/lcp.c [2021-11-23 01:02:33,119 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/data/78de7680a/f647a2db20b44ee8adb22d33d00096a4/FLAG8cfb14818 [2021-11-23 01:02:33,609 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:02:33,609 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/sv-benchmarks/c/verifythis/lcp.c [2021-11-23 01:02:33,620 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/data/78de7680a/f647a2db20b44ee8adb22d33d00096a4/FLAG8cfb14818 [2021-11-23 01:02:33,951 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/data/78de7680a/f647a2db20b44ee8adb22d33d00096a4 [2021-11-23 01:02:33,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:02:33,958 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:02:33,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:02:33,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:02:33,963 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:02:33,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:02:33" (1/1) ... [2021-11-23 01:02:33,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22e56996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:33, skipping insertion in model container [2021-11-23 01:02:33,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:02:33" (1/1) ... [2021-11-23 01:02:33,973 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:02:33,989 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:02:34,173 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/sv-benchmarks/c/verifythis/lcp.c[515,528] [2021-11-23 01:02:34,224 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:02:34,248 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:02:34,268 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/sv-benchmarks/c/verifythis/lcp.c[515,528] [2021-11-23 01:02:34,297 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:02:34,318 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:02:34,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:34 WrapperNode [2021-11-23 01:02:34,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:02:34,322 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:02:34,322 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:02:34,322 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:02:34,330 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:34" (1/1) ... [2021-11-23 01:02:34,350 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:34" (1/1) ... [2021-11-23 01:02:34,392 INFO L137 Inliner]: procedures = 20, calls = 29, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 104 [2021-11-23 01:02:34,393 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:02:34,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:02:34,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:02:34,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:02:34,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:34" (1/1) ... [2021-11-23 01:02:34,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:34" (1/1) ... [2021-11-23 01:02:34,414 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:34" (1/1) ... [2021-11-23 01:02:34,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:34" (1/1) ... [2021-11-23 01:02:34,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:34" (1/1) ... [2021-11-23 01:02:34,441 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:34" (1/1) ... [2021-11-23 01:02:34,443 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:34" (1/1) ... [2021-11-23 01:02:34,452 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:02:34,453 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:02:34,456 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:02:34,456 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:02:34,458 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:02:34" (1/1) ... [2021-11-23 01:02:34,466 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:02:34,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:02:34,497 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:02:34,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:02:34,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:02:34,548 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:02:34,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:02:34,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:02:34,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:02:34,549 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:02:34,549 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:02:34,624 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:02:34,626 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:02:34,945 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:02:35,033 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:02:35,037 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:02:35,042 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:02:35 BoogieIcfgContainer [2021-11-23 01:02:35,042 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:02:35,043 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:02:35,043 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:02:35,051 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:02:35,051 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:02:35" (1/1) ... [2021-11-23 01:02:35,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:02:35,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:35,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2021-11-23 01:02:35,127 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2021-11-23 01:02:35,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:02:35,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:35,131 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:35,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:35,319 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:35,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:35,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2021-11-23 01:02:35,354 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2021-11-23 01:02:35,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:02:35,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:35,355 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:35,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:35,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:36,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:36,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2021-11-23 01:02:36,069 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2021-11-23 01:02:36,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:02:36,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:36,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:36,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:37,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:37,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 52 states and 65 transitions. [2021-11-23 01:02:37,192 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 65 transitions. [2021-11-23 01:02:37,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:02:37,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:37,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:37,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:37,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:37,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:37,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 52 states and 64 transitions. [2021-11-23 01:02:37,363 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 64 transitions. [2021-11-23 01:02:37,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:02:37,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:37,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:37,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:38,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:38,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 57 states and 80 transitions. [2021-11-23 01:02:38,080 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 80 transitions. [2021-11-23 01:02:38,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:02:38,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:38,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:38,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:38,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:38,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:38,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 59 states and 86 transitions. [2021-11-23 01:02:38,392 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 86 transitions. [2021-11-23 01:02:38,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 01:02:38,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:38,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:38,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:38,451 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:38,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:38,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 60 states and 88 transitions. [2021-11-23 01:02:38,684 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2021-11-23 01:02:38,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 01:02:38,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:38,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:38,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:38,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:40,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:40,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 65 states and 99 transitions. [2021-11-23 01:02:40,309 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 99 transitions. [2021-11-23 01:02:40,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:02:40,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:40,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:40,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:40,668 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:43,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:43,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 72 states and 119 transitions. [2021-11-23 01:02:43,266 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 119 transitions. [2021-11-23 01:02:43,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:02:43,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:43,267 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:43,362 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:43,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:43,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 73 states and 122 transitions. [2021-11-23 01:02:43,693 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 122 transitions. [2021-11-23 01:02:43,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:02:43,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:43,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:43,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:43,722 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:44,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:44,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 73 states and 121 transitions. [2021-11-23 01:02:44,020 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 121 transitions. [2021-11-23 01:02:44,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:02:44,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:44,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:44,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:44,051 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:44,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:44,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 73 states and 120 transitions. [2021-11-23 01:02:44,324 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 120 transitions. [2021-11-23 01:02:44,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:02:44,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:44,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:44,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:44,810 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:46,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:46,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 77 states and 138 transitions. [2021-11-23 01:02:46,737 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 138 transitions. [2021-11-23 01:02:46,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:02:46,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:46,739 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:46,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:46,769 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:02:47,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:47,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 77 states and 137 transitions. [2021-11-23 01:02:47,136 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 137 transitions. [2021-11-23 01:02:47,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:02:47,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:47,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:47,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:47,215 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:47,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:47,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 77 states and 136 transitions. [2021-11-23 01:02:47,541 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 136 transitions. [2021-11-23 01:02:47,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:02:47,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:47,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:47,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:47,770 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:02:50,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:50,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 83 states and 146 transitions. [2021-11-23 01:02:50,592 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 146 transitions. [2021-11-23 01:02:50,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:02:50,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:50,593 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:50,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:52,042 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:58,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:58,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 93 states and 183 transitions. [2021-11-23 01:02:58,555 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 183 transitions. [2021-11-23 01:02:58,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:02:58,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:58,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:58,609 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:02:58,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:58,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 92 states and 182 transitions. [2021-11-23 01:02:58,627 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 182 transitions. [2021-11-23 01:02:58,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:02:58,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:58,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:58,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:00,191 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:08,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:08,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 103 states and 224 transitions. [2021-11-23 01:03:08,952 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 224 transitions. [2021-11-23 01:03:08,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 01:03:08,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:08,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:08,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:08,972 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:03:09,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:09,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 104 states and 226 transitions. [2021-11-23 01:03:09,662 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 226 transitions. [2021-11-23 01:03:09,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 01:03:09,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:09,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:09,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:09,916 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:17,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:17,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 114 states and 259 transitions. [2021-11-23 01:03:17,879 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 259 transitions. [2021-11-23 01:03:17,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:17,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:17,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:17,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:19,225 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:27,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:27,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 122 states and 285 transitions. [2021-11-23 01:03:27,023 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 285 transitions. [2021-11-23 01:03:27,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:27,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:27,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:27,042 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:03:27,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:27,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 122 states and 284 transitions. [2021-11-23 01:03:27,599 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 284 transitions. [2021-11-23 01:03:27,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:27,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:27,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:27,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:28,497 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:32,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:32,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 126 states and 309 transitions. [2021-11-23 01:03:32,941 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 309 transitions. [2021-11-23 01:03:32,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:32,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:32,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:32,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:33,010 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:33,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:33,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 127 states and 318 transitions. [2021-11-23 01:03:33,837 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 318 transitions. [2021-11-23 01:03:33,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:33,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:33,839 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:33,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:33,858 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:03:34,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:34,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 127 states and 317 transitions. [2021-11-23 01:03:34,607 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 317 transitions. [2021-11-23 01:03:34,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:34,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:34,608 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:34,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:34,625 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:03:35,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:35,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 127 states and 316 transitions. [2021-11-23 01:03:35,320 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 316 transitions. [2021-11-23 01:03:35,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:35,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:35,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:35,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:35,377 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:36,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:36,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 128 states and 322 transitions. [2021-11-23 01:03:36,153 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 322 transitions. [2021-11-23 01:03:36,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:36,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:36,154 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:36,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:36,185 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:37,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:37,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 129 states and 324 transitions. [2021-11-23 01:03:37,009 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 324 transitions. [2021-11-23 01:03:37,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:37,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:37,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:37,026 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:03:37,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:37,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 129 states and 323 transitions. [2021-11-23 01:03:37,762 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 323 transitions. [2021-11-23 01:03:37,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:37,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:37,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:37,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:37,823 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:38,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:38,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 130 states and 335 transitions. [2021-11-23 01:03:38,673 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 335 transitions. [2021-11-23 01:03:38,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:38,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:38,674 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:38,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:38,732 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:39,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:39,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 131 states and 351 transitions. [2021-11-23 01:03:39,625 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 351 transitions. [2021-11-23 01:03:39,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:03:39,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:39,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:39,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:39,650 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:03:40,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:40,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 131 states and 350 transitions. [2021-11-23 01:03:40,583 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 350 transitions. [2021-11-23 01:03:40,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:03:40,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:40,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:41,621 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:44,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:44,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 133 states and 358 transitions. [2021-11-23 01:03:44,199 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 358 transitions. [2021-11-23 01:03:44,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:03:44,200 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:44,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:44,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:44,273 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:45,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:45,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 134 states and 369 transitions. [2021-11-23 01:03:45,253 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 369 transitions. [2021-11-23 01:03:45,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:03:45,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:45,254 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:45,377 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:47,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:47,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 136 states and 378 transitions. [2021-11-23 01:03:47,205 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 378 transitions. [2021-11-23 01:03:47,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:03:47,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:47,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:47,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:47,279 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:48,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:48,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 137 states and 383 transitions. [2021-11-23 01:03:48,046 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 383 transitions. [2021-11-23 01:03:48,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:03:48,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:48,047 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:48,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:48,118 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:03:48,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:48,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 138 states and 385 transitions. [2021-11-23 01:03:48,990 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 385 transitions. [2021-11-23 01:03:48,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:03:48,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:48,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:48,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:49,008 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:03:50,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:50,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 137 states and 384 transitions. [2021-11-23 01:03:50,049 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 384 transitions. [2021-11-23 01:03:50,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:03:50,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:50,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:50,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:51,458 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:04:01,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:01,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 145 states and 406 transitions. [2021-11-23 01:04:01,887 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 406 transitions. [2021-11-23 01:04:01,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:04:01,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:01,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:01,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:01,915 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:04:08,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:08,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 150 states and 427 transitions. [2021-11-23 01:04:08,708 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 427 transitions. [2021-11-23 01:04:08,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:04:08,709 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:08,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:08,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:10,473 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:17,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:17,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 154 states and 439 transitions. [2021-11-23 01:04:17,876 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 439 transitions. [2021-11-23 01:04:17,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:04:17,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:17,876 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:18,012 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:19,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:19,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 155 states and 447 transitions. [2021-11-23 01:04:19,480 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 447 transitions. [2021-11-23 01:04:19,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:04:19,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:19,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:19,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:19,614 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:21,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:21,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 156 states and 454 transitions. [2021-11-23 01:04:21,045 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 454 transitions. [2021-11-23 01:04:21,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:04:21,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:21,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:21,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:21,490 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:04:27,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:27,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 161 states and 461 transitions. [2021-11-23 01:04:27,539 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 461 transitions. [2021-11-23 01:04:27,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:04:27,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:27,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:30,984 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:50,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:50,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 171 states and 500 transitions. [2021-11-23 01:04:50,532 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 500 transitions. [2021-11-23 01:04:50,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:04:50,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:50,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:50,889 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:52,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:52,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 172 states and 505 transitions. [2021-11-23 01:04:52,847 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 505 transitions. [2021-11-23 01:04:52,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:04:52,848 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:52,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:52,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:53,124 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:54,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:54,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 511 states to 173 states and 511 transitions. [2021-11-23 01:04:54,792 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 511 transitions. [2021-11-23 01:04:54,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:04:54,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:54,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:54,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:55,266 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:05:18,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:18,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 190 states and 564 transitions. [2021-11-23 01:05:18,048 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 564 transitions. [2021-11-23 01:05:18,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:05:18,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:18,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:18,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:18,077 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:05:27,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:27,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 195 states and 586 transitions. [2021-11-23 01:05:27,292 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 586 transitions. [2021-11-23 01:05:27,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:05:27,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:27,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:27,325 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:05:28,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:28,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 196 states and 590 transitions. [2021-11-23 01:05:28,948 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 590 transitions. [2021-11-23 01:05:28,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:05:28,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:28,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:28,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:28,977 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:05:30,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:30,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 197 states and 594 transitions. [2021-11-23 01:05:30,655 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 594 transitions. [2021-11-23 01:05:30,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:05:30,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:30,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:30,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:30,798 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:05:39,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:39,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 604 states to 204 states and 604 transitions. [2021-11-23 01:05:39,593 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 604 transitions. [2021-11-23 01:05:39,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:05:39,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:39,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:39,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:39,634 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:05:41,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:41,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 205 states and 606 transitions. [2021-11-23 01:05:41,351 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 606 transitions. [2021-11-23 01:05:41,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:05:41,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:41,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:41,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:41,387 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:05:54,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:54,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 212 states and 643 transitions. [2021-11-23 01:05:54,161 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 643 transitions. [2021-11-23 01:05:54,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:05:54,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:54,162 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:54,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:54,196 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:05:56,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:56,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 213 states and 645 transitions. [2021-11-23 01:05:56,083 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 645 transitions. [2021-11-23 01:05:56,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:05:56,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:56,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:56,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:56,100 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-23 01:05:57,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:57,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 213 states and 644 transitions. [2021-11-23 01:05:57,353 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 644 transitions. [2021-11-23 01:05:57,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:05:57,354 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:57,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:57,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:59,232 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 17 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:05,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:05,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 654 states to 215 states and 654 transitions. [2021-11-23 01:06:05,471 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 654 transitions. [2021-11-23 01:06:05,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:06:05,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:05,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:05,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:06,742 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:06:37,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:37,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 234 states and 711 transitions. [2021-11-23 01:06:37,963 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 711 transitions. [2021-11-23 01:06:37,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:06:37,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:37,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:37,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:38,758 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:06:51,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:51,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 239 states and 729 transitions. [2021-11-23 01:06:51,226 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 729 transitions. [2021-11-23 01:06:51,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:06:51,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:51,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:55,018 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:27,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:27,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 252 states and 780 transitions. [2021-11-23 01:07:27,119 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 780 transitions. [2021-11-23 01:07:27,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:07:27,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:27,120 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:27,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:27,230 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:07:32,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:32,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 254 states and 786 transitions. [2021-11-23 01:07:32,624 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 786 transitions. [2021-11-23 01:07:32,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:07:32,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:32,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:32,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:32,646 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:07:34,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:34,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 255 states and 786 transitions. [2021-11-23 01:07:34,869 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 786 transitions. [2021-11-23 01:07:34,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:07:34,870 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:34,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:34,892 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:07:42,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:42,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 795 states to 258 states and 795 transitions. [2021-11-23 01:07:42,685 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 795 transitions. [2021-11-23 01:07:42,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:07:42,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:42,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:42,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:42,767 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:45,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:45,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 259 states and 798 transitions. [2021-11-23 01:07:45,093 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 798 transitions. [2021-11-23 01:07:45,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:07:45,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:45,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:45,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:45,116 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:07:47,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:47,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 260 states and 798 transitions. [2021-11-23 01:07:47,438 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 798 transitions. [2021-11-23 01:07:47,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:07:47,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:47,439 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:47,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:47,731 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:07:57,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:57,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 265 states and 815 transitions. [2021-11-23 01:07:57,795 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 815 transitions. [2021-11-23 01:07:57,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:07:57,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:57,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:57,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:57,811 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:08:10,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:10,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 65 states and 78 transitions. [2021-11-23 01:08:10,434 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 78 transitions. [2021-11-23 01:08:10,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:08:10,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:10,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:10,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:10,449 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:08:17,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:17,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 68 states and 81 transitions. [2021-11-23 01:08:17,517 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 81 transitions. [2021-11-23 01:08:17,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:08:17,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:17,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:17,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:17,534 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:08:19,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:19,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2021-11-23 01:08:19,672 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2021-11-23 01:08:19,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:08:19,673 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:19,673 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:19,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:19,703 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:08:27,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:27,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 50 states and 58 transitions. [2021-11-23 01:08:27,082 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 58 transitions. [2021-11-23 01:08:27,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:08:27,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:27,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:27,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:27,113 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-23 01:08:29,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:29,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 27 states and 30 transitions. [2021-11-23 01:08:29,355 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 30 transitions. [2021-11-23 01:08:29,355 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 01:08:29,355 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 73 iterations. [2021-11-23 01:08:29,364 INFO L754 CodeCheckObserver]: All specifications hold 18 specifications checked. All of them hold [2021-11-23 01:08:30,608 INFO L560 CodeCheckObserver]: Invariant with dag size 63 [2021-11-23 01:08:30,612 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:240) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:165) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:394) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpression(ModelTranslationContainer.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionToString(ModelTranslationContainer.java:89) at de.uni_freiburg.informatik.ultimate.core.lib.results.InvariantResult.getLongDescription(InvariantResult.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.reportResult(CodeCheckObserver.java:793) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createInvariantResults(CodeCheckObserver.java:564) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:520) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:08:30,620 INFO L158 Benchmark]: Toolchain (without parser) took 356661.45ms. Allocated memory was 104.9MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 69.7MB in the beginning and 1.6GB in the end (delta: -1.6GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2021-11-23 01:08:30,620 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 104.9MB. Free memory was 79.1MB in the beginning and 79.1MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:08:30,620 INFO L158 Benchmark]: CACSL2BoogieTranslator took 360.00ms. Allocated memory is still 104.9MB. Free memory was 69.5MB in the beginning and 79.2MB in the end (delta: -9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:08:30,621 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.73ms. Allocated memory is still 104.9MB. Free memory was 79.2MB in the beginning and 77.1MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:08:30,621 INFO L158 Benchmark]: Boogie Preprocessor took 57.08ms. Allocated memory is still 104.9MB. Free memory was 77.1MB in the beginning and 76.2MB in the end (delta: 941.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:08:30,622 INFO L158 Benchmark]: RCFGBuilder took 588.84ms. Allocated memory is still 104.9MB. Free memory was 75.7MB in the beginning and 57.8MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 01:08:30,623 INFO L158 Benchmark]: CodeCheck took 355576.06ms. Allocated memory was 104.9MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 57.8MB in the beginning and 1.6GB in the end (delta: -1.6GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2021-11-23 01:08:30,625 INFO L339 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, 18 error locations. Started 1 CEGAR loops. OverallTime: 354.3s, OverallIterations: 73, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15305 SdHoareTripleChecker+Valid, 149.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14707 mSDsluCounter, 4073 SdHoareTripleChecker+Invalid, 131.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3194 mSDsCounter, 16519 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 83266 IncrementalHoareTripleChecker+Invalid, 99785 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16519 mSolverCounterUnsat, 879 mSDtfsCounter, 83266 mSolverCounterSat, 1.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 14336 GetRequests, 12810 SyntacticMatches, 452 SemanticMatches, 1074 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 513069 ImplicationChecksByTransitivity, 344.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 26.0s InterpolantComputationTime, 1081 NumberOfCodeBlocks, 1081 NumberOfCodeBlocksAsserted, 72 NumberOfCheckSat, 1009 ConstructedInterpolants, 0 QuantifiedInterpolants, 13327 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 72 InterpolantComputations, 28 PerfectInterpolantSequences, 265/676 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: 18]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 18]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 18]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 18]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 28]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 28]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 28]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 28]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 13]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 32]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 32]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 32]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 32]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 13]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 35]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 18 specifications checked. All of them hold - ExceptionOrErrorResult: IllegalArgumentException: unknown symbol (const Int (Array Int Int)) de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: unknown symbol (const Int (Array Int Int)): de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:240) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 104.9MB. Free memory was 79.1MB in the beginning and 79.1MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 360.00ms. Allocated memory is still 104.9MB. Free memory was 69.5MB in the beginning and 79.2MB in the end (delta: -9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.73ms. Allocated memory is still 104.9MB. Free memory was 79.2MB in the beginning and 77.1MB in the end (delta: 2.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.08ms. Allocated memory is still 104.9MB. Free memory was 77.1MB in the beginning and 76.2MB in the end (delta: 941.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 588.84ms. Allocated memory is still 104.9MB. Free memory was 75.7MB in the beginning and 57.8MB in the end (delta: 17.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 355576.06ms. Allocated memory was 104.9MB in the beginning and 1.9GB in the end (delta: 1.8GB). Free memory was 57.8MB in the beginning and 1.6GB in the end (delta: -1.6GB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:08:30,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/verifythis/lcp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --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 32bit --witnessprinter.graph.data.programhash 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:08:33,096 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:08:33,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:08:33,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:08:33,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:08:33,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:08:33,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:08:33,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:08:33,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:08:33,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:08:33,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:08:33,171 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:08:33,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:08:33,174 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:08:33,177 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:08:33,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:08:33,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:08:33,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:08:33,186 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:08:33,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:08:33,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:08:33,197 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:08:33,200 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:08:33,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:08:33,209 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:08:33,210 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:08:33,210 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:08:33,213 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:08:33,213 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:08:33,214 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:08:33,216 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:08:33,216 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:08:33,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:08:33,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:08:33,221 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:08:33,221 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:08:33,222 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:08:33,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:08:33,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:08:33,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:08:33,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:08:33,227 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2021-11-23 01:08:33,274 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:08:33,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:08:33,277 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:08:33,277 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:08:33,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:08:33,278 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:08:33,278 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:08:33,278 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:08:33,279 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:08:33,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:08:33,280 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:08:33,280 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:08:33,280 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:08:33,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:08:33,281 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:08:33,281 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:08:33,281 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:08:33,281 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:08:33,282 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:08:33,282 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:08:33,282 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:08:33,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:08:33,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:08:33,283 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:08:33,283 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:08:33,283 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:08:33,283 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:08:33,284 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:08:33,284 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:08:33,284 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a [2021-11-23 01:08:33,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:08:33,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:08:33,722 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:08:33,723 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:08:33,724 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:08:33,726 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/verifythis/lcp.c [2021-11-23 01:08:33,794 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/data/a3f0e229a/55ed511456ba4769a742f4f5d2b60d29/FLAG17b99ba0a [2021-11-23 01:08:34,321 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:08:34,322 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/sv-benchmarks/c/verifythis/lcp.c [2021-11-23 01:08:34,330 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/data/a3f0e229a/55ed511456ba4769a742f4f5d2b60d29/FLAG17b99ba0a [2021-11-23 01:08:34,651 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/data/a3f0e229a/55ed511456ba4769a742f4f5d2b60d29 [2021-11-23 01:08:34,653 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:08:34,655 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:08:34,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:08:34,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:08:34,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:08:34,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:08:34" (1/1) ... [2021-11-23 01:08:34,663 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7adb7cfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:34, skipping insertion in model container [2021-11-23 01:08:34,666 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:08:34" (1/1) ... [2021-11-23 01:08:34,673 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:08:34,690 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:08:34,911 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/sv-benchmarks/c/verifythis/lcp.c[515,528] [2021-11-23 01:08:34,963 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:08:34,986 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:08:35,014 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/sv-benchmarks/c/verifythis/lcp.c[515,528] [2021-11-23 01:08:35,039 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:08:35,068 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:08:35,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:35 WrapperNode [2021-11-23 01:08:35,069 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:08:35,071 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:08:35,072 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:08:35,072 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:08:35,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:35" (1/1) ... [2021-11-23 01:08:35,102 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:35" (1/1) ... [2021-11-23 01:08:35,142 INFO L137 Inliner]: procedures = 22, calls = 29, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 99 [2021-11-23 01:08:35,143 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:08:35,144 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:08:35,144 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:08:35,145 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:08:35,153 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:35" (1/1) ... [2021-11-23 01:08:35,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:35" (1/1) ... [2021-11-23 01:08:35,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:35" (1/1) ... [2021-11-23 01:08:35,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:35" (1/1) ... [2021-11-23 01:08:35,183 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:35" (1/1) ... [2021-11-23 01:08:35,188 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:35" (1/1) ... [2021-11-23 01:08:35,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:35" (1/1) ... [2021-11-23 01:08:35,199 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:08:35,201 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:08:35,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:08:35,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:08:35,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:08:35" (1/1) ... [2021-11-23 01:08:35,210 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:08:35,221 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:08:35,240 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:08:35,274 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:08:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:08:35,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:08:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:08:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 01:08:35,297 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:08:35,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:08:35,298 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:08:35,432 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:08:35,433 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:08:35,819 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:08:35,863 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:08:35,864 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:08:35,866 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:08:35 BoogieIcfgContainer [2021-11-23 01:08:35,867 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:08:35,868 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:08:35,868 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:08:35,878 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:08:35,880 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:08:35" (1/1) ... [2021-11-23 01:08:35,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:08:35,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:35,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2021-11-23 01:08:35,974 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2021-11-23 01:08:35,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:08:35,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:35,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:36,026 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 01:08:36,034 INFO L158 Benchmark]: Toolchain (without parser) took 1376.73ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 43.2MB in the beginning and 47.2MB in the end (delta: -4.0MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2021-11-23 01:08:36,035 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 62.9MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:08:36,036 INFO L158 Benchmark]: CACSL2BoogieTranslator took 414.75ms. Allocated memory is still 62.9MB. Free memory was 42.9MB in the beginning and 46.1MB in the end (delta: -3.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 01:08:36,038 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.48ms. Allocated memory is still 62.9MB. Free memory was 45.9MB in the beginning and 44.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:08:36,039 INFO L158 Benchmark]: Boogie Preprocessor took 55.98ms. Allocated memory is still 62.9MB. Free memory was 44.1MB in the beginning and 42.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:08:36,040 INFO L158 Benchmark]: RCFGBuilder took 665.80ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 42.6MB in the beginning and 53.2MB in the end (delta: -10.7MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2021-11-23 01:08:36,041 INFO L158 Benchmark]: CodeCheck took 163.27ms. Allocated memory is still 75.5MB. Free memory was 53.2MB in the beginning and 47.2MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 01:08:36,051 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 62.9MB. Free memory is still 45.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 414.75ms. Allocated memory is still 62.9MB. Free memory was 42.9MB in the beginning and 46.1MB in the end (delta: -3.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.48ms. Allocated memory is still 62.9MB. Free memory was 45.9MB in the beginning and 44.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 55.98ms. Allocated memory is still 62.9MB. Free memory was 44.1MB in the beginning and 42.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 665.80ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 42.6MB in the beginning and 53.2MB in the end (delta: -10.7MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * CodeCheck took 163.27ms. Allocated memory is still 75.5MB. Free memory was 53.2MB in the beginning and 47.2MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:08:36,104 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fc0f1e-adf7-4100-8207-5f0f7f362051/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared